/export/starexec/sandbox/solver/bin/starexec_run_default /export/starexec/sandbox/benchmark/theBenchmark.c /export/starexec/sandbox/output/output_files -------------------------------------------------------------------------------- MAYBE Ultimate: Cannot open display: This is Ultimate 0.1.25-34f2e62 [2020-07-01 13:18:22,541 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-01 13:18:22,543 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-01 13:18:22,554 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-01 13:18:22,555 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-01 13:18:22,556 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-01 13:18:22,557 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-01 13:18:22,558 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-01 13:18:22,560 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-01 13:18:22,561 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-01 13:18:22,561 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-01 13:18:22,562 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-01 13:18:22,563 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-01 13:18:22,564 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-01 13:18:22,565 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-01 13:18:22,566 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-01 13:18:22,566 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-01 13:18:22,567 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-01 13:18:22,569 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-01 13:18:22,571 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-01 13:18:22,572 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-01 13:18:22,573 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-01 13:18:22,574 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-01 13:18:22,575 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-01 13:18:22,577 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-01 13:18:22,578 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-01 13:18:22,578 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-01 13:18:22,578 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-01 13:18:22,579 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-01 13:18:22,580 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-01 13:18:22,580 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-01 13:18:22,581 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-01 13:18:22,581 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-01 13:18:22,582 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-01 13:18:22,583 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-01 13:18:22,583 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-01 13:18:22,584 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-01 13:18:22,584 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-01 13:18:22,584 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-01 13:18:22,585 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-01 13:18:22,586 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-01 13:18:22,586 INFO L101 SettingsManager]: Beginning loading settings from /export/starexec/sandbox/solver/bin/./../termcomp2017.epf [2020-07-01 13:18:22,601 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-01 13:18:22,601 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-01 13:18:22,602 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-01 13:18:22,602 INFO L138 SettingsManager]: * Rewrite not-equals=true [2020-07-01 13:18:22,603 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-01 13:18:22,603 INFO L138 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE [2020-07-01 13:18:22,603 INFO L138 SettingsManager]: * Use SBE=true [2020-07-01 13:18:22,603 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-07-01 13:18:22,603 INFO L138 SettingsManager]: * Use old map elimination=false [2020-07-01 13:18:22,603 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-07-01 13:18:22,604 INFO L138 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION [2020-07-01 13:18:22,604 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-07-01 13:18:22,604 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-07-01 13:18:22,604 INFO L138 SettingsManager]: * Construct termination proof for TermComp=true [2020-07-01 13:18:22,604 INFO L138 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 13:18:22,605 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-01 13:18:22,605 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-07-01 13:18:22,605 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-01 13:18:22,605 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-01 13:18:22,605 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-07-01 13:18:22,606 INFO L138 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE [2020-07-01 13:18:22,606 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-01 13:18:22,606 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-01 13:18:22,606 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-07-01 13:18:22,606 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 [2020-07-01 13:18:22,607 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-01 13:18:22,607 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-01 13:18:22,607 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-01 13:18:22,607 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-01 13:18:22,772 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-01 13:18:22,786 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-01 13:18:22,790 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-01 13:18:22,791 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-01 13:18:22,792 INFO L275 PluginConnector]: CDTParser initialized [2020-07-01 13:18:22,792 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c [2020-07-01 13:18:22,856 INFO L220 CDTParser]: Created temporary CDT project at /export/starexec/sandbox/tmp/BenchExec_run_aGRRXB/tmp/6b222e28b6df4976a2ed85fac5e2ac8b/FLAGb45b2a7c9 !SESSION 2020-07-01 13:18:20.290 ----------------------------------------------- eclipse.buildId=unknown java.version=1.8.0_242 java.vendor=Oracle Corporation BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox/benchmark/theBenchmark.c Command-line arguments: -os linux -ws gtk -arch x86_64 -consoleLog -data @user.home/.ultimate -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -data /export/starexec/sandbox/tmp/BenchExec_run_aGRRXB/tmp -i /export/starexec/sandbox/benchmark/theBenchmark.c !ENTRY org.eclipse.cdt.core 1 0 2020-07-01 13:18:23.123 !MESSAGE Indexed 'FLAGb45b2a7c9' (0 sources, 0 headers) in 0.007 sec: 0 declarations; 0 references; 0 unresolved inclusions; 0 syntax errors; 0 unresolved names (0%) [2020-07-01 13:18:23,207 INFO L306 CDTParser]: Found 1 translation units. [2020-07-01 13:18:23,207 INFO L160 CDTParser]: Scanning /export/starexec/sandbox/benchmark/theBenchmark.c [2020-07-01 13:18:23,214 INFO L349 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox/tmp/BenchExec_run_aGRRXB/tmp/6b222e28b6df4976a2ed85fac5e2ac8b/FLAGb45b2a7c9 [2020-07-01 13:18:23,654 INFO L357 CDTParser]: Successfully deleted /export/starexec/sandbox/tmp/BenchExec_run_aGRRXB/tmp/6b222e28b6df4976a2ed85fac5e2ac8b [2020-07-01 13:18:23,665 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-01 13:18:23,666 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. [2020-07-01 13:18:23,667 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-01 13:18:23,667 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-01 13:18:23,671 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-01 13:18:23,672 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.07 01:18:23" (1/1) ... [2020-07-01 13:18:23,675 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@745aa378 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 01:18:23, skipping insertion in model container [2020-07-01 13:18:23,675 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.07 01:18:23" (1/1) ... [2020-07-01 13:18:23,683 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-01 13:18:23,699 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-01 13:18:23,912 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-01 13:18:23,916 INFO L203 MainTranslator]: Completed pre-run [2020-07-01 13:18:23,931 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-01 13:18:23,945 INFO L208 MainTranslator]: Completed translation [2020-07-01 13:18:23,945 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 01:18:23 WrapperNode [2020-07-01 13:18:23,945 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-01 13:18:23,946 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-07-01 13:18:23,946 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-07-01 13:18:23,946 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-07-01 13:18:23,955 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 01:18:23" (1/1) ... [2020-07-01 13:18:23,960 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 01:18:23" (1/1) ... [2020-07-01 13:18:23,978 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-07-01 13:18:23,978 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-01 13:18:23,979 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-01 13:18:23,979 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-01 13:18:23,988 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 01:18:23" (1/1) ... [2020-07-01 13:18:23,988 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 01:18:23" (1/1) ... [2020-07-01 13:18:23,989 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 01:18:23" (1/1) ... [2020-07-01 13:18:23,989 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 01:18:23" (1/1) ... [2020-07-01 13:18:23,991 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 01:18:23" (1/1) ... [2020-07-01 13:18:23,995 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 01:18:23" (1/1) ... [2020-07-01 13:18:23,996 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 01:18:23" (1/1) ... [2020-07-01 13:18:23,997 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-01 13:18:23,997 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-01 13:18:23,997 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-01 13:18:23,998 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-01 13:18:23,998 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 01:18:23" (1/1) ... No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 [2020-07-01 13:18:24,062 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-01 13:18:24,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-01 13:18:24,194 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-01 13:18:24,195 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-01 13:18:24,216 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 01:18:24 BoogieIcfgContainer [2020-07-01 13:18:24,216 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-01 13:18:24,216 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- [2020-07-01 13:18:24,217 INFO L271 PluginConnector]: Initializing BlockEncodingV2... [2020-07-01 13:18:24,218 INFO L275 PluginConnector]: BlockEncodingV2 initialized [2020-07-01 13:18:24,219 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 01:18:24" (1/1) ... [2020-07-01 13:18:24,232 INFO L313 BlockEncoder]: Initial Icfg 7 locations, 9 edges [2020-07-01 13:18:24,233 INFO L258 BlockEncoder]: Using Remove infeasible edges [2020-07-01 13:18:24,234 INFO L263 BlockEncoder]: Using Maximize final states [2020-07-01 13:18:24,234 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false [2020-07-01 13:18:24,235 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE [2020-07-01 13:18:24,236 INFO L296 BlockEncoder]: Using Remove sink states [2020-07-01 13:18:24,237 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true [2020-07-01 13:18:24,237 INFO L179 BlockEncoder]: Using Rewrite not-equals [2020-07-01 13:18:24,250 INFO L185 BlockEncoder]: Using Use SBE [2020-07-01 13:18:24,257 INFO L200 BlockEncoder]: SBE split 0 edges [2020-07-01 13:18:24,262 INFO L70 emoveInfeasibleEdges]: Removed 1 edges and 0 locations because of local infeasibility [2020-07-01 13:18:24,264 INFO L71 MaximizeFinalStates]: 0 new accepting states [2020-07-01 13:18:24,280 INFO L100 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2020-07-01 13:18:24,282 INFO L70 RemoveSinkStates]: Removed 3 edges and 2 locations by removing sink states [2020-07-01 13:18:24,283 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility [2020-07-01 13:18:24,284 INFO L71 MaximizeFinalStates]: 0 new accepting states [2020-07-01 13:18:24,289 INFO L100 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2020-07-01 13:18:24,289 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states [2020-07-01 13:18:24,290 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility [2020-07-01 13:18:24,290 INFO L71 MaximizeFinalStates]: 0 new accepting states [2020-07-01 13:18:24,290 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2020-07-01 13:18:24,290 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states [2020-07-01 13:18:24,291 INFO L313 BlockEncoder]: Encoded RCFG 2 locations, 2 edges [2020-07-01 13:18:24,291 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 01.07 01:18:24 BasicIcfg [2020-07-01 13:18:24,291 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- [2020-07-01 13:18:24,292 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-01 13:18:24,293 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-01 13:18:24,296 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-01 13:18:24,296 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.07 01:18:23" (1/4) ... [2020-07-01 13:18:24,297 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66cc6869 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.07 01:18:24, skipping insertion in model container [2020-07-01 13:18:24,297 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 01:18:23" (2/4) ... [2020-07-01 13:18:24,297 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66cc6869 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.07 01:18:24, skipping insertion in model container [2020-07-01 13:18:24,298 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 01:18:24" (3/4) ... [2020-07-01 13:18:24,298 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66cc6869 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.07 01:18:24, skipping insertion in model container [2020-07-01 13:18:24,298 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 01.07 01:18:24" (4/4) ... [2020-07-01 13:18:24,300 INFO L109 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 [2020-07-01 13:18:24,310 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2020-07-01 13:18:24,317 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2020-07-01 13:18:24,331 INFO L251 AbstractCegarLoop]: Starting to check reachability of 0 error locations. [2020-07-01 13:18:24,354 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-01 13:18:24,355 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-01 13:18:24,355 INFO L377 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2020-07-01 13:18:24,355 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-01 13:18:24,355 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-01 13:18:24,355 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-01 13:18:24,355 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-01 13:18:24,356 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-01 13:18:24,369 INFO L276 IsEmpty]: Start isEmpty. Operand 2 states. [2020-07-01 13:18:24,374 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-01 13:18:24,377 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 2 states. [2020-07-01 13:18:24,428 INFO L271 CegarLoopResult]: At program point L18-2(lines 18 20) the Hoare annotation is: true [2020-07-01 13:18:24,428 INFO L268 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-07-01 13:18:24,436 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.07 01:18:24 BasicIcfg [2020-07-01 13:18:24,437 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-01 13:18:24,438 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-07-01 13:18:24,438 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-07-01 13:18:24,441 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-07-01 13:18:24,442 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-01 13:18:24,442 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 01.07 01:18:23" (1/5) ... [2020-07-01 13:18:24,443 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5f66e169 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 01.07 01:18:24, skipping insertion in model container [2020-07-01 13:18:24,443 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-01 13:18:24,443 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 01:18:23" (2/5) ... [2020-07-01 13:18:24,444 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5f66e169 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 01.07 01:18:24, skipping insertion in model container [2020-07-01 13:18:24,444 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-01 13:18:24,444 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 01:18:24" (3/5) ... [2020-07-01 13:18:24,444 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5f66e169 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 01.07 01:18:24, skipping insertion in model container [2020-07-01 13:18:24,444 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-01 13:18:24,445 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 01.07 01:18:24" (4/5) ... [2020-07-01 13:18:24,445 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5f66e169 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 01.07 01:18:24, skipping insertion in model container [2020-07-01 13:18:24,445 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-01 13:18:24,445 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.07 01:18:24" (5/5) ... [2020-07-01 13:18:24,447 INFO L371 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 [2020-07-01 13:18:24,476 INFO L356 BuchiCegarLoop]: Interprodecural is true [2020-07-01 13:18:24,476 INFO L357 BuchiCegarLoop]: Hoare is true [2020-07-01 13:18:24,476 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-07-01 13:18:24,477 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-01 13:18:24,477 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-01 13:18:24,477 INFO L361 BuchiCegarLoop]: Difference is false [2020-07-01 13:18:24,477 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-01 13:18:24,477 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-07-01 13:18:24,480 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. [2020-07-01 13:18:24,498 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2020-07-01 13:18:24,498 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-07-01 13:18:24,498 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-07-01 13:18:24,503 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2020-07-01 13:18:24,504 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2020-07-01 13:18:24,504 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2020-07-01 13:18:24,504 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. [2020-07-01 13:18:24,504 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2020-07-01 13:18:24,504 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-07-01 13:18:24,505 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-07-01 13:18:24,505 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2020-07-01 13:18:24,505 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2020-07-01 13:18:24,510 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue [37] ULTIMATE.startENTRY-->L18-2: Formula: (<= 1 (* 2 v_ULTIMATE.start_main_~y~0_9)) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_6|, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_6|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_6|, ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_9, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_9} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_#res, ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~x~0] 4#L18-2true [2020-07-01 13:18:24,510 INFO L796 eck$LassoCheckResult]: Loop: 4#L18-2true [27] L18-2-->L18-2: Formula: (and (= v_ULTIMATE.start_main_~x~0_7 (+ (* v_ULTIMATE.start_main_~y~0_8 (- 2)) v_ULTIMATE.start_main_~x~0_8 1)) (<= 0 v_ULTIMATE.start_main_~x~0_8)) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_8, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_8} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_8, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_~x~0] 4#L18-2true [2020-07-01 13:18:24,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 13:18:24,517 INFO L82 PathProgramCache]: Analyzing trace with hash 68, now seen corresponding path program 1 times [2020-07-01 13:18:24,526 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-01 13:18:24,526 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1969464000] [2020-07-01 13:18:24,527 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-01 13:18:24,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 13:18:24,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 13:18:24,598 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-01 13:18:24,599 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 13:18:24,599 INFO L82 PathProgramCache]: Analyzing trace with hash 58, now seen corresponding path program 1 times [2020-07-01 13:18:24,600 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-01 13:18:24,600 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1288916588] [2020-07-01 13:18:24,600 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-01 13:18:24,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 13:18:24,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 13:18:24,619 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-01 13:18:24,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 13:18:24,621 INFO L82 PathProgramCache]: Analyzing trace with hash 2135, now seen corresponding path program 1 times [2020-07-01 13:18:24,621 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-01 13:18:24,622 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [41957987] [2020-07-01 13:18:24,622 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-01 13:18:24,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 13:18:24,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 13:18:24,632 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-01 13:18:24,669 INFO L210 LassoAnalysis]: Preferences: [2020-07-01 13:18:24,669 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-01 13:18:24,670 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-01 13:18:24,670 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-01 13:18:24,670 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-07-01 13:18:24,670 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 13:18:24,670 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-01 13:18:24,670 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-01 13:18:24,671 INFO L133 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop [2020-07-01 13:18:24,671 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-01 13:18:24,671 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-01 13:18:24,691 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 13:18:24,700 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 13:18:24,705 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 13:18:24,772 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-01 13:18:24,773 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 13:18:24,778 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 13:18:24,779 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 13:18:24,788 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-01 13:18:24,789 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 13:18:24,822 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 13:18:24,822 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 13:18:24,826 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-01 13:18:24,826 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 13:18:24,858 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 13:18:24,859 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 13:18:24,895 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-07-01 13:18:24,896 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 13:18:25,005 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-01 13:18:25,005 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~x~0=0} Honda state: {ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~x~0=0} Generalized eigenvectors: [{ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~x~0=1}, {ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~x~0=0}, {ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~x~0=0}] Lambdas: [1, 14, 15] Nus: [1, 0] [2020-07-01 13:18:25,041 INFO L210 LassoAnalysis]: Preferences: [2020-07-01 13:18:25,041 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-01 13:18:25,041 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-01 13:18:25,041 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-01 13:18:25,041 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-07-01 13:18:25,042 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 13:18:25,042 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-01 13:18:25,042 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-01 13:18:25,042 INFO L133 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso [2020-07-01 13:18:25,042 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-01 13:18:25,042 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-01 13:18:25,044 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 13:18:25,048 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 13:18:25,052 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 13:18:25,056 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 13:18:25,061 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 13:18:25,074 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 13:18:25,156 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-01 13:18:25,156 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 13:18:25,167 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 13:18:25,167 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 13:18:25,171 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-01 13:18:25,172 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 13:18:25,204 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 13:18:25,205 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 13:18:25,209 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-01 13:18:25,209 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_2=0} Honda state: {v_rep~unnamed0~0~false_2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 13:18:25,242 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 13:18:25,242 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 13:18:25,246 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-01 13:18:25,246 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 13:18:25,278 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 13:18:25,278 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 13:18:25,282 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-01 13:18:25,282 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1=0} Honda state: {ULTIMATE.start_main_#t~nondet1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 13:18:25,314 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 13:18:25,315 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 13:18:25,351 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-07-01 13:18:25,352 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 13:18:25,491 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-07-01 13:18:25,494 INFO L210 LassoAnalysis]: Preferences: [2020-07-01 13:18:25,494 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-01 13:18:25,494 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-01 13:18:25,494 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-01 13:18:25,495 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-07-01 13:18:25,495 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:25,495 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-01 13:18:25,495 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-01 13:18:25,495 INFO L133 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso [2020-07-01 13:18:25,495 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-01 13:18:25,495 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-01 13:18:25,497 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 13:18:25,502 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 13:18:25,505 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 13:18:25,508 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 13:18:25,511 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 13:18:25,521 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 13:18:25,583 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-01 13:18:25,589 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:25,594 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:25,596 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 13:18:25,597 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:25,597 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:25,597 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 13:18:25,603 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 13:18:25,604 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-01 13:18:25,609 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:25,642 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:25,644 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 13:18:25,644 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 13:18:25,644 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:25,645 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:25,645 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 13:18:25,646 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-01 13:18:25,646 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 13:18:25,648 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:25,681 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:25,683 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 13:18:25,683 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 13:18:25,683 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:25,683 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:25,684 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 13:18:25,685 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-01 13:18:25,685 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 13:18:25,687 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:25,719 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:25,720 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 13:18:25,721 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 13:18:25,721 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:25,721 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:25,722 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 13:18:25,722 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-01 13:18:25,722 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 13:18:25,724 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:25,757 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:25,759 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 13:18:25,759 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:25,760 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:25,760 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 13:18:25,765 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 13:18:25,766 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-01 13:18:25,773 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:25,807 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:25,809 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 13:18:25,809 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:25,809 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:25,809 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 13:18:25,812 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 13:18:25,813 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-01 13:18:25,819 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 13:18:25,850 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:25,856 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:25,858 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 13:18:25,859 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:25,859 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:25,859 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 13:18:25,864 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 13:18:25,864 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 13:18:25,873 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:25,908 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:25,911 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 13:18:25,911 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 13:18:25,911 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:25,911 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:25,912 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 13:18:25,913 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 13:18:25,913 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 13:18:25,916 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:25,951 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:25,953 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 13:18:25,953 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 13:18:25,953 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:25,953 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:25,953 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 13:18:25,955 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 13:18:25,955 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 13:18:25,957 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:25,990 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:25,993 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 13:18:25,993 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 13:18:25,993 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:25,994 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:25,994 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 13:18:25,994 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 13:18:25,995 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 13:18:25,997 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:26,029 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:26,032 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 13:18:26,032 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:26,033 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:26,033 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 13:18:26,038 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 13:18:26,038 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 13:18:26,048 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:26,081 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:26,083 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 13:18:26,084 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:26,084 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:26,084 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 13:18:26,089 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 13:18:26,089 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 13:18:26,096 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 13:18:26,125 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:26,128 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:26,130 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 13:18:26,130 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:26,131 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:26,131 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 13:18:26,136 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 13:18:26,136 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 13:18:26,143 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:26,177 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:26,179 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 13:18:26,179 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 13:18:26,180 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:26,180 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:26,180 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 13:18:26,181 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 13:18:26,182 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 13:18:26,184 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:26,216 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:26,218 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 13:18:26,219 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 13:18:26,219 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:26,219 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:26,219 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 13:18:26,220 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 13:18:26,220 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 13:18:26,223 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:26,255 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:26,258 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 13:18:26,258 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 13:18:26,258 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:26,259 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:26,259 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 13:18:26,260 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 13:18:26,260 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 13:18:26,262 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:26,294 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:26,297 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 13:18:26,297 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:26,297 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:26,298 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 13:18:26,304 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 13:18:26,304 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 13:18:26,315 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:26,349 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:26,352 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 13:18:26,352 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:26,352 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:26,352 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 13:18:26,357 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 13:18:26,357 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 13:18:26,364 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 13:18:26,393 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:26,397 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:26,399 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 13:18:26,399 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:26,400 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:26,400 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 13:18:26,405 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 13:18:26,405 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 13:18:26,414 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:26,446 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:26,449 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 13:18:26,449 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 13:18:26,449 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:26,449 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:26,450 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 13:18:26,451 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 13:18:26,451 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 13:18:26,455 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:26,488 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:26,490 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 13:18:26,491 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 13:18:26,491 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:26,491 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:26,492 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 13:18:26,493 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 13:18:26,493 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 13:18:26,496 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:26,529 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:26,532 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 13:18:26,532 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 13:18:26,532 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:26,533 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:26,533 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 13:18:26,534 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 13:18:26,534 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 13:18:26,537 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:26,569 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:26,572 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 13:18:26,572 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:26,572 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:26,572 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 13:18:26,579 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 13:18:26,579 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 13:18:26,592 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:26,625 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:26,627 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 13:18:26,628 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:26,628 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:26,628 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 13:18:26,633 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 13:18:26,633 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 13:18:26,642 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 13:18:26,672 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:26,691 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:26,694 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 13:18:26,694 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 13:18:26,695 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:26,695 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:26,695 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 13:18:26,700 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 13:18:26,700 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 13:18:26,708 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:26,742 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:26,744 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 13:18:26,744 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 13:18:26,744 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 13:18:26,745 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:26,745 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:26,745 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 13:18:26,746 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 13:18:26,746 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 13:18:26,749 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:26,783 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:26,785 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 13:18:26,785 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 13:18:26,785 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 13:18:26,785 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:26,785 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:26,786 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 13:18:26,786 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 13:18:26,786 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 13:18:26,789 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:26,822 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:26,824 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 13:18:26,824 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 13:18:26,824 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 13:18:26,825 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:26,825 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:26,825 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 13:18:26,826 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 13:18:26,826 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 13:18:26,829 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:26,862 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:26,864 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 13:18:26,865 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 13:18:26,865 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:26,865 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:26,865 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 13:18:26,868 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 13:18:26,869 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 13:18:26,879 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:26,912 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:26,914 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 13:18:26,914 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 13:18:26,915 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:26,915 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:26,915 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 13:18:26,918 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 13:18:26,918 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 13:18:26,925 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 13:18:26,954 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:26,956 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:26,959 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 13:18:26,959 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 13:18:26,959 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:26,959 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:26,959 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 13:18:26,963 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 13:18:26,963 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 13:18:26,972 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:27,005 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:27,007 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 13:18:27,008 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 13:18:27,008 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 13:18:27,008 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:27,008 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:27,008 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 13:18:27,010 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 13:18:27,010 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 13:18:27,013 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:27,046 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:27,049 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 13:18:27,049 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 13:18:27,049 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 13:18:27,049 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:27,050 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:27,050 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 13:18:27,051 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 13:18:27,051 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 13:18:27,055 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:27,087 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:27,090 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 13:18:27,090 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 13:18:27,090 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 13:18:27,090 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:27,090 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:27,090 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 13:18:27,092 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 13:18:27,092 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 13:18:27,096 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:27,127 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:27,130 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 13:18:27,130 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 13:18:27,130 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:27,130 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:27,131 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 13:18:27,136 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 13:18:27,136 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 13:18:27,150 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:27,181 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:27,184 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 13:18:27,184 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 13:18:27,184 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:27,184 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:27,184 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 13:18:27,188 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 13:18:27,188 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 13:18:27,197 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 13:18:27,226 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:27,230 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:27,233 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 13:18:27,233 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 13:18:27,233 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:27,234 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:27,234 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 13:18:27,238 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 13:18:27,238 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 13:18:27,249 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 49 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 49 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:27,281 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:27,283 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 13:18:27,283 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 13:18:27,284 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 13:18:27,284 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:27,284 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:27,284 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 13:18:27,285 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 13:18:27,285 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 13:18:27,290 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:27,322 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:27,324 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 13:18:27,325 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 13:18:27,325 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 13:18:27,325 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:27,325 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:27,325 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 13:18:27,326 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 13:18:27,327 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 13:18:27,331 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:27,363 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:27,365 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 13:18:27,365 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 13:18:27,365 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 13:18:27,366 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:27,366 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:27,366 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 13:18:27,367 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 13:18:27,367 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 13:18:27,372 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:27,404 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:27,406 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 13:18:27,407 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 13:18:27,407 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:27,407 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:27,407 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 13:18:27,412 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 13:18:27,413 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 13:18:27,434 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:27,465 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:27,468 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 13:18:27,468 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 13:18:27,468 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:27,469 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:27,469 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 13:18:27,473 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 13:18:27,473 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 13:18:27,485 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 13:18:27,514 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:27,517 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:27,519 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 13:18:27,519 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 13:18:27,519 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:27,519 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:27,520 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 13:18:27,523 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 13:18:27,523 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 13:18:27,530 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:27,562 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:27,564 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 13:18:27,564 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 13:18:27,564 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 13:18:27,565 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:27,565 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:27,565 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 13:18:27,566 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 13:18:27,566 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 13:18:27,569 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:27,605 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:27,608 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 13:18:27,608 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 13:18:27,608 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 13:18:27,608 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:27,608 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:27,608 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 13:18:27,609 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 13:18:27,609 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 13:18:27,612 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:27,645 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:27,647 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 13:18:27,647 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 13:18:27,647 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 13:18:27,647 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:27,647 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:27,648 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 13:18:27,648 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 13:18:27,648 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 13:18:27,651 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:27,684 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:27,686 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 13:18:27,686 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 13:18:27,687 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:27,687 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:27,687 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 13:18:27,691 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 13:18:27,691 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 13:18:27,704 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:27,736 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:27,738 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 13:18:27,738 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 13:18:27,738 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:27,738 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:27,738 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 13:18:27,742 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 13:18:27,742 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 13:18:27,749 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 13:18:27,778 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:27,782 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:27,784 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 13:18:27,784 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 13:18:27,785 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:27,785 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:27,785 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 13:18:27,789 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-07-01 13:18:27,789 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-07-01 13:18:27,799 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:27,831 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:27,834 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 13:18:27,834 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 13:18:27,834 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 13:18:27,834 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:27,834 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:27,834 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 13:18:27,835 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 13:18:27,836 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 13:18:27,840 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:27,872 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:27,875 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 13:18:27,875 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 13:18:27,875 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 13:18:27,875 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:27,875 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:27,875 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 13:18:27,877 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 13:18:27,877 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 13:18:27,880 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:27,912 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:27,915 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 13:18:27,915 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 13:18:27,915 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 13:18:27,915 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:27,915 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:27,915 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 13:18:27,917 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 13:18:27,917 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 13:18:27,921 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:27,953 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:27,956 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 13:18:27,956 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 13:18:27,956 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:27,956 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:27,956 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 13:18:27,963 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-07-01 13:18:27,963 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-07-01 13:18:27,982 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:28,014 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:28,017 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 13:18:28,017 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 13:18:28,017 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:28,017 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:28,017 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 13:18:28,021 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-07-01 13:18:28,021 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-07-01 13:18:28,032 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 13:18:28,062 INFO L470 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2020-07-01 13:18:28,063 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue [37] ULTIMATE.startENTRY-->L18-2: Formula: (<= 1 (* 2 v_ULTIMATE.start_main_~y~0_9)) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_6|, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_6|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_6|, ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_9, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_9} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_#res, ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~x~0] 4#L18-2true [27] L18-2-->L18-2: Formula: (and (= v_ULTIMATE.start_main_~x~0_7 (+ (* v_ULTIMATE.start_main_~y~0_8 (- 2)) v_ULTIMATE.start_main_~x~0_8 1)) (<= 0 v_ULTIMATE.start_main_~x~0_8)) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_8, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_8} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_8, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_~x~0] 4#L18-2true [2020-07-01 13:18:28,063 INFO L796 eck$LassoCheckResult]: Loop: 4#L18-2true [27] L18-2-->L18-2: Formula: (and (= v_ULTIMATE.start_main_~x~0_7 (+ (* v_ULTIMATE.start_main_~y~0_8 (- 2)) v_ULTIMATE.start_main_~x~0_8 1)) (<= 0 v_ULTIMATE.start_main_~x~0_8)) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_8, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_8} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_8, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_~x~0] 4#L18-2true [2020-07-01 13:18:28,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 13:18:28,064 INFO L82 PathProgramCache]: Analyzing trace with hash 2135, now seen corresponding path program 2 times [2020-07-01 13:18:28,064 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-01 13:18:28,064 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [755641268] [2020-07-01 13:18:28,064 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-01 13:18:28,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 13:18:28,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 13:18:28,073 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-01 13:18:28,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 13:18:28,073 INFO L82 PathProgramCache]: Analyzing trace with hash 58, now seen corresponding path program 2 times [2020-07-01 13:18:28,073 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-01 13:18:28,074 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1582539429] [2020-07-01 13:18:28,074 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-01 13:18:28,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 13:18:28,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 13:18:28,082 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-01 13:18:28,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 13:18:28,083 INFO L82 PathProgramCache]: Analyzing trace with hash 66212, now seen corresponding path program 3 times [2020-07-01 13:18:28,083 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-01 13:18:28,083 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1843812339] [2020-07-01 13:18:28,083 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-01 13:18:28,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 13:18:28,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 13:18:28,093 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-01 13:18:28,104 INFO L210 LassoAnalysis]: Preferences: [2020-07-01 13:18:28,104 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-01 13:18:28,105 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-01 13:18:28,105 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-01 13:18:28,105 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-07-01 13:18:28,105 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 13:18:28,105 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-01 13:18:28,105 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-01 13:18:28,105 INFO L133 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop [2020-07-01 13:18:28,105 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-01 13:18:28,105 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-01 13:18:28,107 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 13:18:28,114 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 13:18:28,120 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 13:18:28,160 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-01 13:18:28,160 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 13:18:28,163 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 13:18:28,163 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 13:18:28,167 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-01 13:18:28,167 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_4=0} Honda state: {v_rep~unnamed0~0~false_4=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 13:18:28,199 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 13:18:28,199 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 13:18:28,233 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-07-01 13:18:28,234 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 13:18:28,340 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-01 13:18:28,341 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=-7, ULTIMATE.start_main_~x~0=0} Honda state: {ULTIMATE.start_main_~y~0=-7, ULTIMATE.start_main_~x~0=0} Generalized eigenvectors: [{ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~x~0=2}, {ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~x~0=13}, {ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~x~0=0}] Lambdas: [1, 1, 12] Nus: [0, 0] No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 13:18:28,372 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 13:18:28,373 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 13:18:28,377 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-01 13:18:28,377 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_4=1} Honda state: {v_rep~unnamed0~0~true_4=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2020-07-01 13:18:28,429 INFO L210 LassoAnalysis]: Preferences: [2020-07-01 13:18:28,429 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-01 13:18:28,429 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-01 13:18:28,429 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-01 13:18:28,429 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-07-01 13:18:28,429 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 13:18:28,429 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-01 13:18:28,429 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-01 13:18:28,430 INFO L133 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso [2020-07-01 13:18:28,430 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-01 13:18:28,430 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-01 13:18:28,431 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 13:18:28,435 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 13:18:28,446 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 13:18:28,449 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 13:18:28,451 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 13:18:28,453 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 13:18:28,504 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-01 13:18:28,504 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 13:18:28,508 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 13:18:28,508 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 13:18:28,512 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-01 13:18:28,512 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_5=0} Honda state: {v_rep~unnamed0~0~false_5=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 13:18:28,543 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 13:18:28,543 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 13:18:28,579 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-07-01 13:18:28,580 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 13:18:28,766 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-07-01 13:18:28,768 INFO L210 LassoAnalysis]: Preferences: [2020-07-01 13:18:28,769 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-01 13:18:28,769 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-01 13:18:28,769 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-01 13:18:28,769 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-07-01 13:18:28,769 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:28,769 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-01 13:18:28,769 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-01 13:18:28,769 INFO L133 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso [2020-07-01 13:18:28,769 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-01 13:18:28,770 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-01 13:18:28,771 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 13:18:28,774 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 13:18:28,777 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 13:18:28,779 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 13:18:28,782 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 13:18:28,790 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-01 13:18:28,843 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-01 13:18:28,843 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:28,849 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:28,851 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 13:18:28,851 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:28,851 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:28,851 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 13:18:28,853 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 13:18:28,853 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-01 13:18:28,857 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:28,888 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:28,890 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 13:18:28,890 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 13:18:28,890 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:28,890 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:28,890 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 13:18:28,891 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-01 13:18:28,891 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 13:18:28,893 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:28,924 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:28,926 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 13:18:28,926 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 13:18:28,926 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:28,926 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:28,926 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 13:18:28,927 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-01 13:18:28,927 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 13:18:28,929 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:28,961 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:28,963 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 13:18:28,963 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:28,963 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:28,963 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 13:18:28,964 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 13:18:28,964 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-01 13:18:28,968 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 77 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 77 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:29,000 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:29,002 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 13:18:29,002 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:29,002 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:29,002 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 13:18:29,004 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 13:18:29,004 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-01 13:18:29,010 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:29,041 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:29,043 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 13:18:29,043 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 13:18:29,043 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:29,043 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:29,043 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 13:18:29,044 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-01 13:18:29,044 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 13:18:29,046 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 13:18:29,074 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:29,077 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:29,078 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 13:18:29,079 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:29,079 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:29,079 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 13:18:29,081 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 13:18:29,081 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 13:18:29,086 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:29,117 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:29,119 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 13:18:29,119 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 13:18:29,119 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:29,119 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:29,119 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 13:18:29,120 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 13:18:29,120 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 13:18:29,122 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:29,153 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:29,155 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 13:18:29,155 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 13:18:29,155 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:29,155 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:29,155 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 13:18:29,156 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 13:18:29,156 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 13:18:29,158 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:29,190 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:29,192 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 13:18:29,193 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:29,193 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:29,193 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 13:18:29,195 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 13:18:29,195 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 13:18:29,200 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 83 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 83 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:29,232 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:29,234 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 13:18:29,234 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:29,235 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:29,235 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 13:18:29,239 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 13:18:29,239 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 13:18:29,247 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 84 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 84 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:29,279 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:29,281 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 13:18:29,281 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 13:18:29,282 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:29,282 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:29,282 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 13:18:29,282 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 13:18:29,283 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 13:18:29,284 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 13:18:29,313 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 85 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 85 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:29,316 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:29,318 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 13:18:29,318 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:29,318 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:29,318 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 13:18:29,321 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 13:18:29,321 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 13:18:29,327 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 86 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 86 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:29,359 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:29,361 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 13:18:29,361 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 13:18:29,361 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:29,361 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:29,361 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 13:18:29,362 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 13:18:29,362 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 13:18:29,365 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 87 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 87 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:29,396 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:29,398 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 13:18:29,398 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 13:18:29,398 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:29,399 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:29,399 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 13:18:29,399 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 13:18:29,399 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 13:18:29,401 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 88 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 88 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:29,433 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:29,435 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 13:18:29,435 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:29,435 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:29,435 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 13:18:29,437 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 13:18:29,437 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 13:18:29,464 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 89 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 89 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:29,495 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:29,498 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 13:18:29,498 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:29,498 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:29,498 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 13:18:29,502 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 13:18:29,502 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 13:18:29,512 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 90 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 90 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:29,544 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:29,546 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 13:18:29,546 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 13:18:29,546 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:29,546 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:29,547 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 13:18:29,547 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 13:18:29,547 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 13:18:29,549 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 13:18:29,578 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 91 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 91 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:29,580 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:29,582 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 13:18:29,582 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:29,583 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:29,583 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 13:18:29,585 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 13:18:29,585 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 13:18:29,592 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 92 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 92 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:29,623 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:29,626 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 13:18:29,626 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 13:18:29,626 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:29,626 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:29,626 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 13:18:29,627 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 13:18:29,627 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 13:18:29,629 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 93 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 93 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:29,661 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:29,663 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 13:18:29,663 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 13:18:29,663 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:29,663 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:29,663 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 13:18:29,664 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 13:18:29,664 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 13:18:29,667 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 94 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 94 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:29,698 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:29,700 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 13:18:29,700 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:29,700 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:29,700 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 13:18:29,703 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 13:18:29,703 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 13:18:29,710 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 95 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 95 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:29,742 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:29,744 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 13:18:29,744 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:29,744 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:29,744 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 13:18:29,749 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 13:18:29,749 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 13:18:29,761 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 96 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 96 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:29,793 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:29,795 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 13:18:29,795 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 13:18:29,796 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:29,796 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:29,796 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 13:18:29,797 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 13:18:29,797 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 13:18:29,799 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 13:18:29,829 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 97 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 97 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:29,832 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:29,834 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 13:18:29,834 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 13:18:29,834 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:29,834 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:29,834 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 13:18:29,836 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 13:18:29,836 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 13:18:29,842 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 98 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 98 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:29,874 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:29,876 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 13:18:29,876 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 13:18:29,876 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 13:18:29,877 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:29,877 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:29,877 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 13:18:29,877 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 13:18:29,878 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 13:18:29,880 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 99 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 99 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:29,912 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:29,914 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 13:18:29,914 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 13:18:29,914 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 13:18:29,914 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:29,914 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:29,914 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 13:18:29,915 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 13:18:29,915 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 13:18:29,917 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 100 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 100 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:29,948 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:29,950 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 13:18:29,950 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 13:18:29,951 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:29,951 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:29,951 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 13:18:29,953 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 13:18:29,953 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 13:18:29,959 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 101 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 101 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:29,990 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:29,992 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 13:18:29,992 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 13:18:29,992 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:29,992 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:29,992 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 13:18:29,995 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 13:18:29,995 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 13:18:30,006 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 102 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 102 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:30,037 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:30,039 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 13:18:30,039 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 13:18:30,039 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 13:18:30,039 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:30,039 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:30,039 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 13:18:30,040 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 13:18:30,040 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 13:18:30,043 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 13:18:30,072 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 103 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 103 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:30,074 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:30,077 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 13:18:30,077 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 13:18:30,077 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:30,077 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:30,077 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 13:18:30,080 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 13:18:30,080 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 13:18:30,088 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 104 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 104 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:30,119 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:30,121 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 13:18:30,121 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 13:18:30,121 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 13:18:30,121 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:30,121 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:30,122 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 13:18:30,122 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 13:18:30,122 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 13:18:30,126 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 105 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 105 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:30,157 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:30,159 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 13:18:30,159 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 13:18:30,159 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 13:18:30,159 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:30,159 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:30,159 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 13:18:30,160 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 13:18:30,160 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 13:18:30,164 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 106 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 106 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:30,195 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:30,197 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 13:18:30,198 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 13:18:30,198 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:30,198 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:30,198 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 13:18:30,200 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 13:18:30,201 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 13:18:30,209 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 107 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 107 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:30,241 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:30,243 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 13:18:30,244 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 13:18:30,244 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:30,244 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:30,244 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 13:18:30,247 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 13:18:30,248 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 13:18:30,263 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 108 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 108 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:30,296 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:30,299 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 13:18:30,299 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 13:18:30,299 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 13:18:30,299 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:30,299 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:30,299 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 13:18:30,300 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 13:18:30,300 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 13:18:30,304 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 13:18:30,333 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 109 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 109 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:30,336 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:30,338 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 13:18:30,338 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 13:18:30,338 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:30,338 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:30,339 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 13:18:30,342 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 13:18:30,342 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 13:18:30,352 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 110 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 110 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:30,383 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:30,386 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 13:18:30,386 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 13:18:30,386 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 13:18:30,386 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:30,386 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:30,387 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 13:18:30,388 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 13:18:30,388 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 13:18:30,392 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 111 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 111 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:30,424 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:30,426 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 13:18:30,426 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 13:18:30,426 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 13:18:30,427 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:30,427 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:30,427 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 13:18:30,428 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 13:18:30,428 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 13:18:30,432 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 112 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 112 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:30,463 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:30,466 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 13:18:30,466 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 13:18:30,467 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:30,467 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:30,467 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 13:18:30,470 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 13:18:30,470 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 13:18:30,481 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 113 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 113 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:30,513 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:30,515 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 13:18:30,516 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 13:18:30,516 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:30,516 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:30,516 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 13:18:30,520 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 13:18:30,521 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 13:18:30,540 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 114 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 114 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:30,571 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:30,574 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 13:18:30,574 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 13:18:30,574 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 13:18:30,574 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:30,574 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:30,575 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 13:18:30,576 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 13:18:30,576 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 13:18:30,581 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 13:18:30,610 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 115 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 115 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:30,613 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:30,615 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 13:18:30,615 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 13:18:30,615 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:30,615 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:30,615 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 13:18:30,617 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 13:18:30,617 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 13:18:30,624 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 116 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 116 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:30,655 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:30,657 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 13:18:30,657 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 13:18:30,657 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 13:18:30,657 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:30,657 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:30,657 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 13:18:30,658 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 13:18:30,658 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 13:18:30,661 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 117 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 117 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:30,692 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:30,693 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 13:18:30,694 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 13:18:30,694 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 13:18:30,694 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:30,694 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:30,694 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 13:18:30,695 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 13:18:30,695 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 13:18:30,697 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 118 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 118 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:30,728 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:30,730 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 13:18:30,730 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 13:18:30,731 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:30,731 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:30,731 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 13:18:30,733 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 13:18:30,733 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 13:18:30,740 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 119 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 119 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:30,771 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:30,773 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 13:18:30,773 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 13:18:30,773 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:30,773 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:30,773 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 13:18:30,778 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 13:18:30,778 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 13:18:30,790 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 120 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 120 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:30,821 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:30,823 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 13:18:30,823 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 13:18:30,823 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 13:18:30,823 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:30,823 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:30,823 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 13:18:30,824 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 13:18:30,824 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 13:18:30,827 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 13:18:30,855 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 121 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 121 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:30,858 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:30,860 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 13:18:30,860 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 13:18:30,860 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:30,861 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:30,861 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 13:18:30,864 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-07-01 13:18:30,864 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-07-01 13:18:30,873 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 122 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 122 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:30,904 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:30,906 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 13:18:30,907 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 13:18:30,907 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 13:18:30,907 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:30,907 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:30,907 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 13:18:30,908 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 13:18:30,908 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 13:18:30,912 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 123 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 123 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:30,943 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:30,945 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 13:18:30,945 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 13:18:30,945 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 13:18:30,945 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:30,945 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:30,946 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 13:18:30,946 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 13:18:30,947 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 13:18:30,950 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 124 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 124 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:30,982 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:30,984 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 13:18:30,984 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 13:18:30,984 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:30,984 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:30,984 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 13:18:30,988 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-07-01 13:18:30,988 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-07-01 13:18:30,997 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 125 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 125 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:31,028 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:31,030 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 13:18:31,031 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 13:18:31,031 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:31,031 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:31,031 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 13:18:31,036 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-07-01 13:18:31,036 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-07-01 13:18:31,054 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 126 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 126 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 13:18:31,085 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-01 13:18:31,087 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 13:18:31,087 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 13:18:31,087 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 13:18:31,088 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 13:18:31,088 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 13:18:31,088 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 13:18:31,089 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 13:18:31,089 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 13:18:31,092 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 13:18:31,128 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 01.07 01:18:31 BasicIcfg [2020-07-01 13:18:31,128 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-07-01 13:18:31,131 INFO L168 Benchmark]: Toolchain (without parser) took 7463.96 ms. Allocated memory was 649.6 MB in the beginning and 770.7 MB in the end (delta: 121.1 MB). Free memory was 560.6 MB in the beginning and 484.8 MB in the end (delta: 75.8 MB). Peak memory consumption was 302.3 MB. Max. memory is 50.3 GB. [2020-07-01 13:18:31,131 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 649.6 MB. Free memory is still 583.3 MB. There was no memory consumed. Max. memory is 50.3 GB. [2020-07-01 13:18:31,132 INFO L168 Benchmark]: CACSL2BoogieTranslator took 278.48 ms. Allocated memory was 649.6 MB in the beginning and 677.4 MB in the end (delta: 27.8 MB). Free memory was 560.6 MB in the beginning and 641.8 MB in the end (delta: -81.1 MB). Peak memory consumption was 28.7 MB. Max. memory is 50.3 GB. [2020-07-01 13:18:31,132 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.14 ms. Allocated memory is still 677.4 MB. Free memory was 641.8 MB in the beginning and 640.4 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. [2020-07-01 13:18:31,132 INFO L168 Benchmark]: Boogie Preprocessor took 18.48 ms. Allocated memory is still 677.4 MB. Free memory was 640.4 MB in the beginning and 639.1 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. [2020-07-01 13:18:31,133 INFO L168 Benchmark]: RCFGBuilder took 218.74 ms. Allocated memory is still 677.4 MB. Free memory was 639.1 MB in the beginning and 624.7 MB in the end (delta: 14.4 MB). Peak memory consumption was 14.4 MB. Max. memory is 50.3 GB. [2020-07-01 13:18:31,133 INFO L168 Benchmark]: BlockEncodingV2 took 75.09 ms. Allocated memory is still 677.4 MB. Free memory was 624.7 MB in the beginning and 618.2 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 50.3 GB. [2020-07-01 13:18:31,134 INFO L168 Benchmark]: TraceAbstraction took 144.37 ms. Allocated memory is still 677.4 MB. Free memory was 618.2 MB in the beginning and 610.1 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 50.3 GB. [2020-07-01 13:18:31,134 INFO L168 Benchmark]: BuchiAutomizer took 6690.87 ms. Allocated memory was 677.4 MB in the beginning and 770.7 MB in the end (delta: 93.3 MB). Free memory was 610.1 MB in the beginning and 484.8 MB in the end (delta: 125.3 MB). Peak memory consumption was 324.0 MB. Max. memory is 50.3 GB. [2020-07-01 13:18:31,137 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: - StatisticsResult: Initial Icfg 7 locations, 9 edges - StatisticsResult: Encoded RCFG 2 locations, 2 edges * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 649.6 MB. Free memory is still 583.3 MB. There was no memory consumed. Max. memory is 50.3 GB. * CACSL2BoogieTranslator took 278.48 ms. Allocated memory was 649.6 MB in the beginning and 677.4 MB in the end (delta: 27.8 MB). Free memory was 560.6 MB in the beginning and 641.8 MB in the end (delta: -81.1 MB). Peak memory consumption was 28.7 MB. Max. memory is 50.3 GB. * Boogie Procedure Inliner took 32.14 ms. Allocated memory is still 677.4 MB. Free memory was 641.8 MB in the beginning and 640.4 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. * Boogie Preprocessor took 18.48 ms. Allocated memory is still 677.4 MB. Free memory was 640.4 MB in the beginning and 639.1 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. * RCFGBuilder took 218.74 ms. Allocated memory is still 677.4 MB. Free memory was 639.1 MB in the beginning and 624.7 MB in the end (delta: 14.4 MB). Peak memory consumption was 14.4 MB. Max. memory is 50.3 GB. * BlockEncodingV2 took 75.09 ms. Allocated memory is still 677.4 MB. Free memory was 624.7 MB in the beginning and 618.2 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 50.3 GB. * TraceAbstraction took 144.37 ms. Allocated memory is still 677.4 MB. Free memory was 618.2 MB in the beginning and 610.1 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 50.3 GB. * BuchiAutomizer took 6690.87 ms. Allocated memory was 677.4 MB in the beginning and 770.7 MB in the end (delta: 93.3 MB). Free memory was 610.1 MB in the beginning and 484.8 MB in the end (delta: 125.3 MB). Peak memory consumption was 324.0 MB. Max. memory is 50.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. - InvariantResult [Line: 18]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 2 locations, 0 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 0.0s, OverallIterations: 0, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 1 LocationsWithAnnotation, 1 PreInvPairs, 1 NumberOfFragments, 1 HoareAnnotationTreeSize, 1 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 1 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 6.6s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 6.6s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital21 mio100 ax162 hnf103 lsp63 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq149 hnf96 smp100 dnf100 smp100 tf102 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 17ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 3 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.3s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "[37] ULTIMATE.startENTRY-->L18-2: Formula: (<= 1 (* 2 v_ULTIMATE.start_main_~y~0_9)) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_6|, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_6|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_6|, ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_9, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_9} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_#res, ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~x~0]" "[27] L18-2-->L18-2: Formula: (and (= v_ULTIMATE.start_main_~x~0_7 (+ (* v_ULTIMATE.start_main_~y~0_8 (- 2)) v_ULTIMATE.start_main_~x~0_8 1)) (<= 0 v_ULTIMATE.start_main_~x~0_8)) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_8, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_8} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_8, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_~x~0]" Loop: "[27] L18-2-->L18-2: Formula: (and (= v_ULTIMATE.start_main_~x~0_7 (+ (* v_ULTIMATE.start_main_~y~0_8 (- 2)) v_ULTIMATE.start_main_~x~0_8 1)) (<= 0 v_ULTIMATE.start_main_~x~0_8)) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_8, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_8} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_8, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_~x~0]" RESULT: Ultimate could not prove your program: unable to determine termination !ENTRY org.eclipse.core.resources 2 10035 2020-07-01 13:18:31.367 !MESSAGE The workspace will exit with unsaved changes in this session. Received shutdown request... Ultimate: GTK+ Version Check