/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 11:14:06,174 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-01 11:14:06,176 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-01 11:14:06,188 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-01 11:14:06,188 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-01 11:14:06,189 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-01 11:14:06,190 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-01 11:14:06,191 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-01 11:14:06,193 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-01 11:14:06,194 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-01 11:14:06,195 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-01 11:14:06,196 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-01 11:14:06,196 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-01 11:14:06,197 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-01 11:14:06,198 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-01 11:14:06,199 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-01 11:14:06,199 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-01 11:14:06,200 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-01 11:14:06,202 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-01 11:14:06,204 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-01 11:14:06,206 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-01 11:14:06,206 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-01 11:14:06,207 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-01 11:14:06,208 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-01 11:14:06,210 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-01 11:14:06,211 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-01 11:14:06,211 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-01 11:14:06,212 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-01 11:14:06,212 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-01 11:14:06,213 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-01 11:14:06,213 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-01 11:14:06,214 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-01 11:14:06,215 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-01 11:14:06,215 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-01 11:14:06,216 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-01 11:14:06,217 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-01 11:14:06,217 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-01 11:14:06,217 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-01 11:14:06,218 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-01 11:14:06,218 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-01 11:14:06,219 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-01 11:14:06,220 INFO L101 SettingsManager]: Beginning loading settings from /export/starexec/sandbox/solver/bin/./../termcomp2017.epf [2020-07-01 11:14:06,234 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-01 11:14:06,235 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-01 11:14:06,236 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-01 11:14:06,236 INFO L138 SettingsManager]: * Rewrite not-equals=true [2020-07-01 11:14:06,236 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-01 11:14:06,236 INFO L138 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE [2020-07-01 11:14:06,236 INFO L138 SettingsManager]: * Use SBE=true [2020-07-01 11:14:06,237 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-07-01 11:14:06,237 INFO L138 SettingsManager]: * Use old map elimination=false [2020-07-01 11:14:06,237 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-07-01 11:14:06,237 INFO L138 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION [2020-07-01 11:14:06,237 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-07-01 11:14:06,237 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-07-01 11:14:06,238 INFO L138 SettingsManager]: * Construct termination proof for TermComp=true [2020-07-01 11:14:06,238 INFO L138 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 11:14:06,238 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-01 11:14:06,238 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-07-01 11:14:06,238 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-01 11:14:06,239 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-01 11:14:06,239 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-07-01 11:14:06,239 INFO L138 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE [2020-07-01 11:14:06,239 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-01 11:14:06,239 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-01 11:14:06,239 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-07-01 11:14:06,240 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 [2020-07-01 11:14:06,240 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-01 11:14:06,240 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-01 11:14:06,240 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-01 11:14:06,240 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-01 11:14:06,410 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-01 11:14:06,423 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-01 11:14:06,427 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-01 11:14:06,429 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-01 11:14:06,429 INFO L275 PluginConnector]: CDTParser initialized [2020-07-01 11:14:06,430 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c [2020-07-01 11:14:06,492 INFO L220 CDTParser]: Created temporary CDT project at /export/starexec/sandbox/tmp/BenchExec_run_gkqk2a/tmp/af90556bd23d4fcb869ae42aa0f3f97e/FLAGbaa9537ef [2020-07-01 11:14:06,822 INFO L306 CDTParser]: Found 1 translation units. [2020-07-01 11:14:06,822 INFO L160 CDTParser]: Scanning /export/starexec/sandbox/benchmark/theBenchmark.c [2020-07-01 11:14:06,829 INFO L349 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox/tmp/BenchExec_run_gkqk2a/tmp/af90556bd23d4fcb869ae42aa0f3f97e/FLAGbaa9537ef [2020-07-01 11:14:07,273 INFO L357 CDTParser]: Successfully deleted /export/starexec/sandbox/tmp/BenchExec_run_gkqk2a/tmp/af90556bd23d4fcb869ae42aa0f3f97e [2020-07-01 11:14:07,284 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-01 11:14:07,286 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. [2020-07-01 11:14:07,287 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-01 11:14:07,287 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-01 11:14:07,291 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-01 11:14:07,292 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.07 11:14:07" (1/1) ... [2020-07-01 11:14:07,295 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49b6ab1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 11:14:07, skipping insertion in model container [2020-07-01 11:14:07,295 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.07 11:14:07" (1/1) ... [2020-07-01 11:14:07,303 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-01 11:14:07,320 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-01 11:14:07,545 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-01 11:14:07,551 INFO L203 MainTranslator]: Completed pre-run [2020-07-01 11:14:07,566 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-01 11:14:07,581 INFO L208 MainTranslator]: Completed translation [2020-07-01 11:14:07,582 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 11:14:07 WrapperNode [2020-07-01 11:14:07,582 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-01 11:14:07,583 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-07-01 11:14:07,583 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-07-01 11:14:07,583 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-07-01 11:14:07,593 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 11:14:07" (1/1) ... [2020-07-01 11:14:07,599 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 11:14:07" (1/1) ... [2020-07-01 11:14:07,617 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-07-01 11:14:07,618 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-01 11:14:07,618 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-01 11:14:07,618 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-01 11:14:07,627 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 11:14:07" (1/1) ... [2020-07-01 11:14:07,628 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 11:14:07" (1/1) ... [2020-07-01 11:14:07,628 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 11:14:07" (1/1) ... [2020-07-01 11:14:07,629 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 11:14:07" (1/1) ... [2020-07-01 11:14:07,630 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 11:14:07" (1/1) ... [2020-07-01 11:14:07,635 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 11:14:07" (1/1) ... [2020-07-01 11:14:07,636 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 11:14:07" (1/1) ... [2020-07-01 11:14:07,637 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-01 11:14:07,638 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-01 11:14:07,638 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-01 11:14:07,638 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-01 11:14:07,639 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 11:14:07" (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 11:14:07,711 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-01 11:14:07,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-01 11:14:07,869 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-01 11:14:07,869 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-01 11:14:07,872 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 11:14:07 BoogieIcfgContainer [2020-07-01 11:14:07,873 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-01 11:14:07,873 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- [2020-07-01 11:14:07,873 INFO L271 PluginConnector]: Initializing BlockEncodingV2... [2020-07-01 11:14:07,875 INFO L275 PluginConnector]: BlockEncodingV2 initialized [2020-07-01 11:14:07,876 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 11:14:07" (1/1) ... [2020-07-01 11:14:07,888 INFO L313 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2020-07-01 11:14:07,890 INFO L258 BlockEncoder]: Using Remove infeasible edges [2020-07-01 11:14:07,891 INFO L263 BlockEncoder]: Using Maximize final states [2020-07-01 11:14:07,891 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false [2020-07-01 11:14:07,892 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE [2020-07-01 11:14:07,893 INFO L296 BlockEncoder]: Using Remove sink states [2020-07-01 11:14:07,894 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true [2020-07-01 11:14:07,894 INFO L179 BlockEncoder]: Using Rewrite not-equals [2020-07-01 11:14:07,907 INFO L185 BlockEncoder]: Using Use SBE [2020-07-01 11:14:07,914 INFO L200 BlockEncoder]: SBE split 0 edges [2020-07-01 11:14:07,919 INFO L70 emoveInfeasibleEdges]: Removed 1 edges and 0 locations because of local infeasibility [2020-07-01 11:14:07,920 INFO L71 MaximizeFinalStates]: 0 new accepting states [2020-07-01 11:14:07,934 INFO L100 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2020-07-01 11:14:07,936 INFO L70 RemoveSinkStates]: Removed 1 edges and 1 locations by removing sink states [2020-07-01 11:14:07,938 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility [2020-07-01 11:14:07,938 INFO L71 MaximizeFinalStates]: 0 new accepting states [2020-07-01 11:14:07,938 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2020-07-01 11:14:07,939 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states [2020-07-01 11:14:07,939 INFO L313 BlockEncoder]: Encoded RCFG 2 locations, 2 edges [2020-07-01 11:14:07,939 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 01.07 11:14:07 BasicIcfg [2020-07-01 11:14:07,940 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- [2020-07-01 11:14:07,941 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-01 11:14:07,941 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-01 11:14:07,944 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-01 11:14:07,945 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.07 11:14:07" (1/4) ... [2020-07-01 11:14:07,945 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@301ef770 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.07 11:14:07, skipping insertion in model container [2020-07-01 11:14:07,946 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 11:14:07" (2/4) ... [2020-07-01 11:14:07,946 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@301ef770 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.07 11:14:07, skipping insertion in model container [2020-07-01 11:14:07,946 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 11:14:07" (3/4) ... [2020-07-01 11:14:07,947 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@301ef770 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.07 11:14:07, skipping insertion in model container [2020-07-01 11:14:07,947 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 01.07 11:14:07" (4/4) ... [2020-07-01 11:14:07,948 INFO L109 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 [2020-07-01 11:14:07,959 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2020-07-01 11:14:07,965 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2020-07-01 11:14:07,979 INFO L251 AbstractCegarLoop]: Starting to check reachability of 0 error locations. [2020-07-01 11:14:08,002 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-01 11:14:08,002 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-01 11:14:08,002 INFO L377 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2020-07-01 11:14:08,003 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-01 11:14:08,003 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-01 11:14:08,003 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-01 11:14:08,003 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-01 11:14:08,003 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-01 11:14:08,017 INFO L276 IsEmpty]: Start isEmpty. Operand 2 states. [2020-07-01 11:14:08,023 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-01 11:14:08,025 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 2 states. [2020-07-01 11:14:08,077 INFO L268 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-07-01 11:14:08,077 INFO L271 CegarLoopResult]: At program point L11-2(lines 11 15) the Hoare annotation is: true [2020-07-01 11:14:08,085 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.07 11:14:08 BasicIcfg [2020-07-01 11:14:08,085 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-01 11:14:08,086 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-07-01 11:14:08,086 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-07-01 11:14:08,089 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-07-01 11:14:08,090 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-01 11:14:08,090 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 01.07 11:14:07" (1/5) ... [2020-07-01 11:14:08,091 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@163b7fa1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 01.07 11:14:08, skipping insertion in model container [2020-07-01 11:14:08,091 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-01 11:14:08,091 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 11:14:07" (2/5) ... [2020-07-01 11:14:08,091 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@163b7fa1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 01.07 11:14:08, skipping insertion in model container [2020-07-01 11:14:08,091 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-01 11:14:08,092 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 11:14:07" (3/5) ... [2020-07-01 11:14:08,092 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@163b7fa1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 01.07 11:14:08, skipping insertion in model container [2020-07-01 11:14:08,092 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-01 11:14:08,092 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 01.07 11:14:07" (4/5) ... [2020-07-01 11:14:08,093 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@163b7fa1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 01.07 11:14:08, skipping insertion in model container [2020-07-01 11:14:08,093 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-01 11:14:08,093 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.07 11:14:08" (5/5) ... [2020-07-01 11:14:08,094 INFO L371 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 [2020-07-01 11:14:08,123 INFO L356 BuchiCegarLoop]: Interprodecural is true [2020-07-01 11:14:08,123 INFO L357 BuchiCegarLoop]: Hoare is true [2020-07-01 11:14:08,123 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-07-01 11:14:08,123 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-01 11:14:08,123 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-01 11:14:08,123 INFO L361 BuchiCegarLoop]: Difference is false [2020-07-01 11:14:08,124 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-01 11:14:08,124 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-07-01 11:14:08,127 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. [2020-07-01 11:14:08,145 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2020-07-01 11:14:08,145 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-07-01 11:14:08,145 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-07-01 11:14:08,151 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2020-07-01 11:14:08,151 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2020-07-01 11:14:08,151 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2020-07-01 11:14:08,151 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. [2020-07-01 11:14:08,152 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2020-07-01 11:14:08,152 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-07-01 11:14:08,152 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-07-01 11:14:08,152 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2020-07-01 11:14:08,152 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2020-07-01 11:14:08,157 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue [18] ULTIMATE.startENTRY-->L11-2: Formula: (and (= v_ULTIMATE.start_main_~a~0_1 1) (= v_ULTIMATE.start_main_~b~0_1 2)) InVars {} OutVars{ULTIMATE.start_main_~a~0=v_ULTIMATE.start_main_~a~0_1, ULTIMATE.start_main_~b~0=v_ULTIMATE.start_main_~b~0_1, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_~a~0, ULTIMATE.start_main_#res, ULTIMATE.start_main_~b~0] 4#L11-2true [2020-07-01 11:14:08,158 INFO L796 eck$LassoCheckResult]: Loop: 4#L11-2true [24] L11-2-->L11-2: Formula: (and (= (+ v_ULTIMATE.start_main_~a~0_7 v_ULTIMATE.start_main_~a~0_9) (+ v_ULTIMATE.start_main_~b~0_7 v_ULTIMATE.start_main_~b~0_8)) (< (+ v_ULTIMATE.start_main_~a~0_9 v_ULTIMATE.start_main_~b~0_8) 5) (= v_ULTIMATE.start_main_~b~0_8 v_ULTIMATE.start_main_~a~0_7)) InVars {ULTIMATE.start_main_~b~0=v_ULTIMATE.start_main_~b~0_8, ULTIMATE.start_main_~a~0=v_ULTIMATE.start_main_~a~0_9} OutVars{ULTIMATE.start_main_~b~0=v_ULTIMATE.start_main_~b~0_7, ULTIMATE.start_main_~a~0=v_ULTIMATE.start_main_~a~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_~a~0, ULTIMATE.start_main_~b~0] 4#L11-2true [2020-07-01 11:14:08,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 11:14:08,164 INFO L82 PathProgramCache]: Analyzing trace with hash 49, now seen corresponding path program 1 times [2020-07-01 11:14:08,174 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-01 11:14:08,174 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1293544051] [2020-07-01 11:14:08,174 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-01 11:14:08,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 11:14:08,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 11:14:08,245 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-01 11:14:08,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 11:14:08,247 INFO L82 PathProgramCache]: Analyzing trace with hash 55, now seen corresponding path program 1 times [2020-07-01 11:14:08,247 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-01 11:14:08,247 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1989525284] [2020-07-01 11:14:08,247 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-01 11:14:08,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 11:14:08,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 11:14:08,263 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-01 11:14:08,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 11:14:08,265 INFO L82 PathProgramCache]: Analyzing trace with hash 1543, now seen corresponding path program 1 times [2020-07-01 11:14:08,265 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-01 11:14:08,266 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1319173291] [2020-07-01 11:14:08,266 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-01 11:14:08,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 11:14:08,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 11:14:08,282 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-01 11:14:08,346 INFO L210 LassoAnalysis]: Preferences: [2020-07-01 11:14:08,347 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-01 11:14:08,347 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-01 11:14:08,347 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-01 11:14:08,348 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-07-01 11:14:08,348 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 11:14:08,348 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-01 11:14:08,348 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-01 11:14:08,348 INFO L133 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso [2020-07-01 11:14:08,348 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-01 11:14:08,349 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-01 11:14:08,368 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 11:14:08,376 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 11:14:08,383 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 11:14:08,391 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 11:14:08,509 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-01 11:14:08,510 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 11:14:08,518 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 11:14:08,518 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 11:14:08,526 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-01 11:14:08,526 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 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 11:14:08,561 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 11:14:08,562 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 11:14:08,567 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-01 11:14:08,568 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 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 11:14:08,601 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 11:14:08,601 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 11:14:08,606 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-01 11:14:08,606 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 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 11:14:08,639 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 11:14:08,639 INFO L160 nArgumentSynthesizer]: Using integer mode. 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 11:14:08,676 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-07-01 11:14:08,677 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 11:14:08,998 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-07-01 11:14:09,001 INFO L210 LassoAnalysis]: Preferences: [2020-07-01 11:14:09,002 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-01 11:14:09,002 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-01 11:14:09,002 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-01 11:14:09,002 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-07-01 11:14:09,002 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:14:09,002 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-01 11:14:09,002 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-01 11:14:09,003 INFO L133 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso [2020-07-01 11:14:09,003 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-01 11:14:09,003 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-01 11:14:09,005 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 11:14:09,021 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 11:14:09,024 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 11:14:09,031 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 11:14:09,105 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-01 11:14:09,111 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 7 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 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:14:09,115 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 11:14:09,118 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:14:09,118 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:09,119 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:09,119 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 11:14:09,129 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 11:14:09,129 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-01 11:14:09,140 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 8 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 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:14:09,175 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 11:14:09,177 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:14:09,177 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:14:09,178 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:09,178 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:09,178 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 11:14:09,179 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-01 11:14:09,179 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:14:09,181 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 9 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 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:14:09,214 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 11:14:09,216 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:14:09,216 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:09,216 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:09,217 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 11:14:09,220 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 11:14:09,220 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-01 11:14:09,225 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 10 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 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:14:09,258 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 11:14:09,260 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:14:09,260 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:09,260 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:09,261 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 11:14:09,264 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 11:14:09,265 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-01 11:14:09,270 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:14:09,300 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 11 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 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:14:09,303 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 11:14:09,305 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:14:09,305 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:09,305 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:09,305 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:14:09,324 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 11:14:09,325 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 11:14:09,336 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 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 11:14:09,369 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 11:14:09,371 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:14:09,371 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:14:09,372 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:09,372 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:09,372 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:14:09,373 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 11:14:09,373 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:14:09,375 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 11:14:09,407 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 11:14:09,409 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:14:09,410 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:09,410 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:09,410 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:14:09,414 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 11:14:09,414 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 11:14:09,420 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 11:14:09,456 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 11:14:09,459 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:14:09,459 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:09,459 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:09,459 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:14:09,463 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 11:14:09,463 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 11:14:09,469 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:14:09,499 INFO L489 LassoAnalysis]: Using template '3-nested'. 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 11:14:09,502 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 11:14:09,504 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:14:09,504 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:09,504 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:09,505 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:14:09,512 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 11:14:09,512 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 11:14:09,542 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 11:14:09,574 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 11:14:09,576 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:14:09,577 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:14:09,577 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:09,577 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:09,577 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:14:09,578 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:14:09,578 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:14:09,581 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 11:14:09,613 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 11:14:09,615 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:14:09,616 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:09,616 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:09,616 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:14:09,620 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 11:14:09,620 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 11:14:09,627 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 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 11:14:09,660 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 11:14:09,662 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:14:09,662 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:09,662 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:09,662 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:14:09,667 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 11:14:09,667 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 11:14:09,675 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:14:09,704 INFO L489 LassoAnalysis]: Using template '4-nested'. 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 11:14:09,707 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 11:14:09,709 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:14:09,710 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:09,710 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:09,710 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:14:09,720 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 11:14:09,721 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 11:14:09,737 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 11:14:09,773 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 11:14:09,775 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:14:09,776 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:14:09,776 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:09,776 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:09,776 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:14:09,778 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 11:14:09,778 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:14:09,781 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 11:14:09,814 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 11:14:09,817 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:14:09,817 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:09,817 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:09,817 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:14:09,822 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 11:14:09,822 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 11:14:09,830 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 11:14:09,863 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 11:14:09,865 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:14:09,866 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:09,866 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:09,866 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:14:09,870 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 11:14:09,871 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 11:14:09,880 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:14:09,911 INFO L489 LassoAnalysis]: Using template '2-phase'. 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 11:14:09,915 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 11:14:09,918 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:14:09,918 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:14:09,918 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:09,918 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:09,919 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:14:09,925 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 11:14:09,925 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 11:14:09,942 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 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 11:14:09,973 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 11:14:09,976 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:14:09,976 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:14:09,976 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:14:09,976 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:09,976 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:09,976 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:14:09,977 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 11:14:09,977 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:14:09,980 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 11:14:10,012 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 11:14:10,015 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:14:10,015 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:14:10,015 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:10,015 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:10,015 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:14:10,018 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 11:14:10,018 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 11:14:10,024 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 11:14:10,056 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 11:14:10,058 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:14:10,058 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:14:10,059 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:10,059 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:10,059 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:14:10,062 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 11:14:10,062 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 11:14:10,068 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:14:10,098 INFO L489 LassoAnalysis]: Using template '3-phase'. 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 11:14:10,101 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 11:14:10,104 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:14:10,104 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 11:14:10,104 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:10,104 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:10,104 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:14:10,113 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 11:14:10,113 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 11:14:10,132 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 11:14:10,166 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 11:14:10,168 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:14:10,169 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 11:14:10,169 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:14:10,169 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:10,169 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:10,169 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:14:10,171 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:14:10,171 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:14:10,175 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 11:14:10,207 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 11:14:10,209 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:14:10,209 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 11:14:10,210 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:10,210 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:10,210 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:14:10,213 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 11:14:10,214 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 11:14:10,222 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 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 11:14:10,254 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 11:14:10,257 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:14:10,257 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 11:14:10,257 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:10,257 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:10,257 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:14:10,260 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 11:14:10,261 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 11:14:10,271 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:14:10,301 INFO L489 LassoAnalysis]: Using template '4-phase'. 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 11:14:10,304 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 11:14:10,307 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:14:10,307 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:14:10,308 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:10,308 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:10,308 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:14:10,318 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 11:14:10,318 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 11:14:10,346 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 11:14:10,379 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 11:14:10,382 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:14:10,382 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:14:10,382 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:14:10,382 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:10,382 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:10,383 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:14:10,384 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 11:14:10,384 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:14:10,390 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 11:14:10,422 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 11:14:10,425 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:14:10,425 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:14:10,425 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:10,425 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:10,426 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:14:10,430 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 11:14:10,430 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 11:14:10,441 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 11:14:10,473 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 11:14:10,475 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:14:10,475 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:14:10,476 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:10,476 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:10,476 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:14:10,480 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 11:14:10,480 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 11:14:10,493 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:14:10,522 INFO L489 LassoAnalysis]: Using template '2-lex'. 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 11:14:10,525 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 11:14:10,527 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:14:10,528 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:14:10,528 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:10,528 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:10,528 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:14:10,535 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 11:14:10,535 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 11:14:10,555 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 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 11:14:10,616 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 11:14:10,618 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:14:10,618 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:14:10,618 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:14:10,619 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:10,619 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:10,619 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:14:10,620 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:14:10,620 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:14:10,622 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 11:14:10,654 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 11:14:10,656 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:14:10,656 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:14:10,657 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:10,657 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:10,657 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:14:10,660 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 11:14:10,660 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 11:14:10,666 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 11:14:10,698 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 11:14:10,700 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:14:10,700 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:14:10,700 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:10,701 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:10,701 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:14:10,703 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 11:14:10,704 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 11:14:10,710 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:14:10,739 INFO L489 LassoAnalysis]: Using template '3-lex'. 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 11:14:10,741 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 11:14:10,744 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:14:10,744 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:14:10,744 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:10,744 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:10,745 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 11:14:10,753 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-07-01 11:14:10,754 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-07-01 11:14:10,780 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 11:14:10,813 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 11:14:10,816 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:14:10,816 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:14:10,816 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:14:10,816 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:10,817 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:10,817 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 11:14:10,818 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 11:14:10,818 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:14:10,822 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 11:14:10,856 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 11:14:10,858 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:14:10,858 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:14:10,858 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:10,858 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:10,858 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 11:14:10,862 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-07-01 11:14:10,862 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-07-01 11:14:10,871 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 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 11:14:10,904 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 11:14:10,907 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:14:10,907 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:14:10,907 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:10,908 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:10,908 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 11:14:10,912 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-07-01 11:14:10,912 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-07-01 11:14:10,922 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:14:10,953 INFO L470 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2020-07-01 11:14:10,954 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue [18] ULTIMATE.startENTRY-->L11-2: Formula: (and (= v_ULTIMATE.start_main_~a~0_1 1) (= v_ULTIMATE.start_main_~b~0_1 2)) InVars {} OutVars{ULTIMATE.start_main_~a~0=v_ULTIMATE.start_main_~a~0_1, ULTIMATE.start_main_~b~0=v_ULTIMATE.start_main_~b~0_1, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_~a~0, ULTIMATE.start_main_#res, ULTIMATE.start_main_~b~0] 4#L11-2true [24] L11-2-->L11-2: Formula: (and (= (+ v_ULTIMATE.start_main_~a~0_7 v_ULTIMATE.start_main_~a~0_9) (+ v_ULTIMATE.start_main_~b~0_7 v_ULTIMATE.start_main_~b~0_8)) (< (+ v_ULTIMATE.start_main_~a~0_9 v_ULTIMATE.start_main_~b~0_8) 5) (= v_ULTIMATE.start_main_~b~0_8 v_ULTIMATE.start_main_~a~0_7)) InVars {ULTIMATE.start_main_~b~0=v_ULTIMATE.start_main_~b~0_8, ULTIMATE.start_main_~a~0=v_ULTIMATE.start_main_~a~0_9} OutVars{ULTIMATE.start_main_~b~0=v_ULTIMATE.start_main_~b~0_7, ULTIMATE.start_main_~a~0=v_ULTIMATE.start_main_~a~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_~a~0, ULTIMATE.start_main_~b~0] 4#L11-2true [2020-07-01 11:14:10,954 INFO L796 eck$LassoCheckResult]: Loop: 4#L11-2true [24] L11-2-->L11-2: Formula: (and (= (+ v_ULTIMATE.start_main_~a~0_7 v_ULTIMATE.start_main_~a~0_9) (+ v_ULTIMATE.start_main_~b~0_7 v_ULTIMATE.start_main_~b~0_8)) (< (+ v_ULTIMATE.start_main_~a~0_9 v_ULTIMATE.start_main_~b~0_8) 5) (= v_ULTIMATE.start_main_~b~0_8 v_ULTIMATE.start_main_~a~0_7)) InVars {ULTIMATE.start_main_~b~0=v_ULTIMATE.start_main_~b~0_8, ULTIMATE.start_main_~a~0=v_ULTIMATE.start_main_~a~0_9} OutVars{ULTIMATE.start_main_~b~0=v_ULTIMATE.start_main_~b~0_7, ULTIMATE.start_main_~a~0=v_ULTIMATE.start_main_~a~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_~a~0, ULTIMATE.start_main_~b~0] 4#L11-2true [2020-07-01 11:14:10,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 11:14:10,955 INFO L82 PathProgramCache]: Analyzing trace with hash 1543, now seen corresponding path program 2 times [2020-07-01 11:14:10,955 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-01 11:14:10,955 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1591495777] [2020-07-01 11:14:10,955 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-01 11:14:10,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 11:14:10,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 11:14:10,966 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-01 11:14:10,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 11:14:10,966 INFO L82 PathProgramCache]: Analyzing trace with hash 55, now seen corresponding path program 2 times [2020-07-01 11:14:10,967 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-01 11:14:10,967 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [792576018] [2020-07-01 11:14:10,967 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-01 11:14:10,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 11:14:10,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 11:14:10,974 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-01 11:14:10,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 11:14:10,975 INFO L82 PathProgramCache]: Analyzing trace with hash 47857, now seen corresponding path program 3 times [2020-07-01 11:14:10,975 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-01 11:14:10,975 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [56473030] [2020-07-01 11:14:10,975 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-01 11:14:10,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 11:14:10,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 11:14:10,988 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-01 11:14:11,039 INFO L210 LassoAnalysis]: Preferences: [2020-07-01 11:14:11,040 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-01 11:14:11,040 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-01 11:14:11,040 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-01 11:14:11,040 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-07-01 11:14:11,040 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 11:14:11,040 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-01 11:14:11,040 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-01 11:14:11,040 INFO L133 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso [2020-07-01 11:14:11,041 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-01 11:14:11,041 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-01 11:14:11,042 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 11:14:11,051 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 11:14:11,054 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 11:14:11,074 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 11:14:11,148 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-01 11:14:11,149 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 43 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 43 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 11:14:11,172 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 11:14:11,172 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 11:14:11,177 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-01 11:14:11,178 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_3=0} Honda state: {v_rep~unnamed0~0~false_3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 44 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 44 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 11:14:11,212 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 11:14:11,212 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 11:14:11,218 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-01 11:14:11,219 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_3=1} Honda state: {v_rep~unnamed0~0~true_3=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 45 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 45 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 11:14:11,252 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-01 11:14:11,253 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 46 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 46 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 11:14:11,291 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-07-01 11:14:11,291 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-01 11:14:11,626 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-07-01 11:14:11,629 INFO L210 LassoAnalysis]: Preferences: [2020-07-01 11:14:11,629 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-01 11:14:11,629 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-01 11:14:11,629 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-01 11:14:11,629 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-07-01 11:14:11,630 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:14:11,630 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-01 11:14:11,630 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-01 11:14:11,630 INFO L133 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso [2020-07-01 11:14:11,630 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-01 11:14:11,630 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-01 11:14:11,632 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 11:14:11,635 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 11:14:11,638 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 11:14:11,649 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 11:14:11,720 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-01 11:14:11,720 INFO L489 LassoAnalysis]: Using template 'affine'. 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 11:14:11,727 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 11:14:11,729 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:14:11,729 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:11,729 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:11,729 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 11:14:11,731 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 11:14:11,731 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-01 11:14:11,735 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 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 11:14:11,768 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 11:14:11,770 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:14:11,770 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:11,770 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:11,770 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 11:14:11,772 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 11:14:11,772 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-01 11:14:11,776 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 11:14:11,809 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 11:14:11,810 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:14:11,811 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:11,811 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:11,811 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 11:14:11,814 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 11:14:11,814 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-01 11:14:11,821 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 11:14:11,854 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 11:14:11,856 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:14:11,856 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:14:11,856 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:11,856 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:11,856 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-01 11:14:11,857 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-01 11:14:11,857 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:14:11,859 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:14:11,889 INFO L489 LassoAnalysis]: Using template '2-nested'. 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 11:14:11,893 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 11:14:11,896 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:14:11,896 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:11,896 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:11,896 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:14:11,898 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 11:14:11,898 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 11:14:11,904 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) [2020-07-01 11:14:11,938 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 Waiting until toolchain timeout for monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:14:11,940 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:14:11,941 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:11,941 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:11,941 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:14:11,943 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 11:14:11,943 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 11:14:11,948 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 11:14:11,981 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 11:14:11,983 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:14:11,983 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:11,984 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:11,984 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:14:11,988 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 11:14:11,988 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 11:14:11,999 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 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 11:14:12,032 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 11:14:12,034 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:14:12,034 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:14:12,034 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:12,034 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:12,034 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:14:12,035 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 11:14:12,035 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:14:12,037 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:14:12,066 INFO L489 LassoAnalysis]: Using template '3-nested'. 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 11:14:12,069 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 11:14:12,072 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:14:12,072 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:12,072 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:12,072 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:14:12,074 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 11:14:12,074 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 11:14:12,080 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 11:14:12,113 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 11:14:12,115 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:14:12,115 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:12,115 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:12,115 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:14:12,118 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 11:14:12,118 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 11:14:12,125 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 11:14:12,157 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 11:14:12,160 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:14:12,160 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:12,160 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:12,160 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:14:12,165 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 11:14:12,165 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 11:14:12,178 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 11:14:12,212 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 11:14:12,214 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:14:12,214 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:14:12,214 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:12,214 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:12,215 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:14:12,215 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:14:12,215 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:14:12,217 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:14:12,248 INFO L489 LassoAnalysis]: Using template '4-nested'. 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 11:14:12,250 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 11:14:12,253 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:14:12,253 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:12,253 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:12,253 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:14:12,257 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 11:14:12,257 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 11:14:12,265 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 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 11:14:12,298 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 11:14:12,300 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:14:12,301 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:12,301 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:12,301 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:14:12,304 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 11:14:12,304 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 11:14:12,311 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 11:14:12,344 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 11:14:12,347 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:14:12,347 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:12,347 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:12,347 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:14:12,354 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 11:14:12,354 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 11:14:12,370 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 11:14:12,403 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 11:14:12,405 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-01 11:14:12,405 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:14:12,406 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:12,406 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:12,406 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:14:12,407 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 11:14:12,407 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:14:12,409 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:14:12,439 INFO L489 LassoAnalysis]: Using template '2-phase'. 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 11:14:12,442 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 11:14:12,444 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:14:12,444 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:14:12,444 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:12,444 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:12,445 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:14:12,447 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 11:14:12,447 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 11:14:12,453 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 11:14:12,484 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 11:14:12,486 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:14:12,486 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:14:12,487 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:12,487 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:12,487 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:14:12,489 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 11:14:12,489 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 11:14:12,495 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 11:14:12,527 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 11:14:12,529 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:14:12,529 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:14:12,529 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:12,530 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:12,530 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:14:12,533 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-01 11:14:12,533 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-01 11:14:12,546 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 66 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 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:14:12,578 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 11:14:12,580 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:14:12,580 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:14:12,580 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:14:12,580 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:12,580 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:12,580 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-01 11:14:12,581 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-01 11:14:12,581 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:14:12,584 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:14:12,612 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 67 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 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:14:12,615 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 11:14:12,617 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:14:12,618 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 11:14:12,618 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:12,618 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:12,618 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:14:12,621 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 11:14:12,621 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 11:14:12,628 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 68 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 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:14:12,660 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 11:14:12,662 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:14:12,662 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 11:14:12,663 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:12,663 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:12,663 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:14:12,665 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 11:14:12,666 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 11:14:12,674 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 69 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 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:14:12,706 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 11:14:12,708 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:14:12,709 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 11:14:12,709 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:12,709 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:12,709 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:14:12,715 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 11:14:12,715 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 11:14:12,735 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 70 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 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:14:12,767 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 11:14:12,770 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:14:12,770 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-01 11:14:12,770 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:14:12,770 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:12,770 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:12,770 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:14:12,771 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:14:12,771 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:14:12,775 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:14:12,803 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 71 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 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:14:12,806 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 11:14:12,809 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:14:12,809 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:14:12,809 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:12,809 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:12,809 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:14:12,813 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 11:14:12,813 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 11:14:12,824 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 72 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 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-01 11:14:12,855 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 11:14:12,858 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:14:12,858 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:14:12,858 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:12,858 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:12,858 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:14:12,862 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 11:14:12,862 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 11:14:12,873 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 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 11:14:12,905 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 11:14:12,907 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:14:12,907 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:14:12,908 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:12,908 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:12,908 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:14:12,915 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-01 11:14:12,915 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-01 11:14:12,942 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 11:14:12,974 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 11:14:12,976 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:14:12,976 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:14:12,976 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:14:12,977 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:12,977 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:12,977 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-01 11:14:12,978 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-01 11:14:12,978 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:14:12,983 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:14:13,012 INFO L489 LassoAnalysis]: Using template '2-lex'. 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 11:14:13,015 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 11:14:13,017 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:14:13,017 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:14:13,018 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:13,018 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:13,018 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:14:13,020 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 11:14:13,020 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 11:14:13,027 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 11:14:13,058 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 11:14:13,060 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:14:13,061 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:14:13,061 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:13,061 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:13,061 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:14:13,082 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 11:14:13,082 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 11:14:13,088 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 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 11:14:13,120 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 11:14:13,122 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:14:13,122 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:14:13,123 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:13,123 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:13,123 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:14:13,127 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-01 11:14:13,128 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-01 11:14:13,143 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 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 11:14:13,174 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 11:14:13,176 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:14:13,176 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-01 11:14:13,177 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:14:13,177 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:13,177 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:13,177 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-01 11:14:13,178 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-01 11:14:13,178 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:14:13,181 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:14:13,210 INFO L489 LassoAnalysis]: Using template '3-lex'. 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 11:14:13,212 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 11:14:13,214 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:14:13,215 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:14:13,215 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:13,215 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:13,215 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 11:14:13,218 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-07-01 11:14:13,218 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-07-01 11:14:13,227 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 11:14:13,258 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 11:14:13,261 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:14:13,261 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:14:13,261 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:13,261 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:13,261 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 11:14:13,265 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-07-01 11:14:13,265 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-07-01 11:14:13,275 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 11:14:13,306 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 11:14:13,309 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:14:13,309 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:14:13,309 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:13,309 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:13,309 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 11:14:13,316 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-07-01 11:14:13,316 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-07-01 11:14:13,343 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 11:14:13,375 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 11:14:13,378 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-01 11:14:13,378 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-01 11:14:13,378 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-01 11:14:13,378 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-01 11:14:13,378 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-01 11:14:13,379 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-01 11:14:13,380 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-01 11:14:13,380 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-01 11:14:13,384 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-01 11:14:13,420 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 01.07 11:14:13 BasicIcfg [2020-07-01 11:14:13,421 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-07-01 11:14:13,423 INFO L168 Benchmark]: Toolchain (without parser) took 6136.53 ms. Allocated memory was 514.9 MB in the beginning and 636.0 MB in the end (delta: 121.1 MB). Free memory was 439.0 MB in the beginning and 557.4 MB in the end (delta: -118.4 MB). Peak memory consumption was 135.4 MB. Max. memory is 50.3 GB. [2020-07-01 11:14:13,423 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 514.9 MB. Free memory is still 458.5 MB. There was no memory consumed. Max. memory is 50.3 GB. [2020-07-01 11:14:13,424 INFO L168 Benchmark]: CACSL2BoogieTranslator took 295.01 ms. Allocated memory was 514.9 MB in the beginning and 554.7 MB in the end (delta: 39.8 MB). Free memory was 439.0 MB in the beginning and 523.4 MB in the end (delta: -84.4 MB). Peak memory consumption was 28.7 MB. Max. memory is 50.3 GB. [2020-07-01 11:14:13,424 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.55 ms. Allocated memory is still 554.7 MB. Free memory was 522.7 MB in the beginning and 521.4 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. [2020-07-01 11:14:13,425 INFO L168 Benchmark]: Boogie Preprocessor took 19.37 ms. Allocated memory is still 554.7 MB. Free memory was 521.4 MB in the beginning and 520.0 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. [2020-07-01 11:14:13,425 INFO L168 Benchmark]: RCFGBuilder took 235.03 ms. Allocated memory is still 554.7 MB. Free memory was 520.0 MB in the beginning and 508.2 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 50.3 GB. [2020-07-01 11:14:13,426 INFO L168 Benchmark]: BlockEncodingV2 took 66.86 ms. Allocated memory is still 554.7 MB. Free memory was 508.2 MB in the beginning and 503.4 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 50.3 GB. [2020-07-01 11:14:13,426 INFO L168 Benchmark]: TraceAbstraction took 144.37 ms. Allocated memory is still 554.7 MB. Free memory was 502.8 MB in the beginning and 494.4 MB in the end (delta: 8.3 MB). Peak memory consumption was 8.3 MB. Max. memory is 50.3 GB. [2020-07-01 11:14:13,427 INFO L168 Benchmark]: BuchiAutomizer took 5334.83 ms. Allocated memory was 554.7 MB in the beginning and 636.0 MB in the end (delta: 81.3 MB). Free memory was 494.4 MB in the beginning and 557.4 MB in the end (delta: -62.9 MB). Peak memory consumption was 151.0 MB. Max. memory is 50.3 GB. [2020-07-01 11:14:13,430 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: - StatisticsResult: Initial Icfg 6 locations, 7 edges - StatisticsResult: Encoded RCFG 2 locations, 2 edges * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 514.9 MB. Free memory is still 458.5 MB. There was no memory consumed. Max. memory is 50.3 GB. * CACSL2BoogieTranslator took 295.01 ms. Allocated memory was 514.9 MB in the beginning and 554.7 MB in the end (delta: 39.8 MB). Free memory was 439.0 MB in the beginning and 523.4 MB in the end (delta: -84.4 MB). Peak memory consumption was 28.7 MB. Max. memory is 50.3 GB. * Boogie Procedure Inliner took 34.55 ms. Allocated memory is still 554.7 MB. Free memory was 522.7 MB in the beginning and 521.4 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. * Boogie Preprocessor took 19.37 ms. Allocated memory is still 554.7 MB. Free memory was 521.4 MB in the beginning and 520.0 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. * RCFGBuilder took 235.03 ms. Allocated memory is still 554.7 MB. Free memory was 520.0 MB in the beginning and 508.2 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 50.3 GB. * BlockEncodingV2 took 66.86 ms. Allocated memory is still 554.7 MB. Free memory was 508.2 MB in the beginning and 503.4 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 50.3 GB. * TraceAbstraction took 144.37 ms. Allocated memory is still 554.7 MB. Free memory was 502.8 MB in the beginning and 494.4 MB in the end (delta: 8.3 MB). Peak memory consumption was 8.3 MB. Max. memory is 50.3 GB. * BuchiAutomizer took 5334.83 ms. Allocated memory was 554.7 MB in the beginning and 636.0 MB in the end (delta: 81.3 MB). Free memory was 494.4 MB in the beginning and 557.4 MB in the end (delta: -62.9 MB). Peak memory consumption was 151.0 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: 11]: 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 5.3s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 5.2s. 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: inital23 mio100 ax152 hnf100 lsp65 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq186 hnf90 smp100 dnf100 smp100 tf100 neg100 sie105 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 17ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.4s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "[18] ULTIMATE.startENTRY-->L11-2: Formula: (and (= v_ULTIMATE.start_main_~a~0_1 1) (= v_ULTIMATE.start_main_~b~0_1 2)) InVars {} OutVars{ULTIMATE.start_main_~a~0=v_ULTIMATE.start_main_~a~0_1, ULTIMATE.start_main_~b~0=v_ULTIMATE.start_main_~b~0_1, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_~a~0, ULTIMATE.start_main_#res, ULTIMATE.start_main_~b~0]" "[24] L11-2-->L11-2: Formula: (and (= (+ v_ULTIMATE.start_main_~a~0_7 v_ULTIMATE.start_main_~a~0_9) (+ v_ULTIMATE.start_main_~b~0_7 v_ULTIMATE.start_main_~b~0_8)) (< (+ v_ULTIMATE.start_main_~a~0_9 v_ULTIMATE.start_main_~b~0_8) 5) (= v_ULTIMATE.start_main_~b~0_8 v_ULTIMATE.start_main_~a~0_7)) InVars {ULTIMATE.start_main_~b~0=v_ULTIMATE.start_main_~b~0_8, ULTIMATE.start_main_~a~0=v_ULTIMATE.start_main_~a~0_9} OutVars{ULTIMATE.start_main_~b~0=v_ULTIMATE.start_main_~b~0_7, ULTIMATE.start_main_~a~0=v_ULTIMATE.start_main_~a~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_~a~0, ULTIMATE.start_main_~b~0]" Loop: "[24] L11-2-->L11-2: Formula: (and (= (+ v_ULTIMATE.start_main_~a~0_7 v_ULTIMATE.start_main_~a~0_9) (+ v_ULTIMATE.start_main_~b~0_7 v_ULTIMATE.start_main_~b~0_8)) (< (+ v_ULTIMATE.start_main_~a~0_9 v_ULTIMATE.start_main_~b~0_8) 5) (= v_ULTIMATE.start_main_~b~0_8 v_ULTIMATE.start_main_~a~0_7)) InVars {ULTIMATE.start_main_~b~0=v_ULTIMATE.start_main_~b~0_8, ULTIMATE.start_main_~a~0=v_ULTIMATE.start_main_~a~0_9} OutVars{ULTIMATE.start_main_~b~0=v_ULTIMATE.start_main_~b~0_7, ULTIMATE.start_main_~a~0=v_ULTIMATE.start_main_~a~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_~a~0, ULTIMATE.start_main_~b~0]" RESULT: Ultimate could not prove your program: unable to determine termination !SESSION 2020-07-01 11:14:03.979 ----------------------------------------------- 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_gkqk2a/tmp -i /export/starexec/sandbox/benchmark/theBenchmark.c !ENTRY org.eclipse.core.resources 2 10035 2020-07-01 11:14:13.663 !MESSAGE The workspace will exit with unsaved changes in this session. Received shutdown request... Ultimate: GTK+ Version Check