12.96/6.58 NO 12.96/6.58 12.96/6.58 Ultimate: Cannot open display: 12.96/6.58 This is Ultimate 0.1.24-8dc7c08-m 12.96/6.58 [2019-03-28 12:23:59,407 INFO L170 SettingsManager]: Resetting all preferences to default values... 12.96/6.58 [2019-03-28 12:23:59,409 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values 12.96/6.58 [2019-03-28 12:23:59,420 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 12.96/6.58 [2019-03-28 12:23:59,421 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values 12.96/6.58 [2019-03-28 12:23:59,422 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values 12.96/6.58 [2019-03-28 12:23:59,423 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values 12.96/6.58 [2019-03-28 12:23:59,424 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values 12.96/6.58 [2019-03-28 12:23:59,426 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values 12.96/6.58 [2019-03-28 12:23:59,427 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values 12.96/6.58 [2019-03-28 12:23:59,428 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 12.96/6.58 [2019-03-28 12:23:59,428 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values 12.96/6.58 [2019-03-28 12:23:59,429 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values 12.96/6.58 [2019-03-28 12:23:59,430 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values 12.96/6.58 [2019-03-28 12:23:59,431 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values 12.96/6.58 [2019-03-28 12:23:59,431 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values 12.96/6.58 [2019-03-28 12:23:59,432 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values 12.96/6.58 [2019-03-28 12:23:59,434 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values 12.96/6.58 [2019-03-28 12:23:59,436 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values 12.96/6.58 [2019-03-28 12:23:59,437 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values 12.96/6.58 [2019-03-28 12:23:59,438 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values 12.96/6.58 [2019-03-28 12:23:59,439 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values 12.96/6.58 [2019-03-28 12:23:59,441 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 12.96/6.58 [2019-03-28 12:23:59,442 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... 12.96/6.58 [2019-03-28 12:23:59,442 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values 12.96/6.58 [2019-03-28 12:23:59,443 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values 12.96/6.58 [2019-03-28 12:23:59,443 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values 12.96/6.58 [2019-03-28 12:23:59,444 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... 12.96/6.58 [2019-03-28 12:23:59,444 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values 12.96/6.58 [2019-03-28 12:23:59,445 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values 12.96/6.58 [2019-03-28 12:23:59,446 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values 12.96/6.58 [2019-03-28 12:23:59,446 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values 12.96/6.58 [2019-03-28 12:23:59,447 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... 12.96/6.58 [2019-03-28 12:23:59,448 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values 12.96/6.58 [2019-03-28 12:23:59,448 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 12.96/6.58 [2019-03-28 12:23:59,448 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... 12.96/6.58 [2019-03-28 12:23:59,449 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values 12.96/6.58 [2019-03-28 12:23:59,450 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values 12.96/6.58 [2019-03-28 12:23:59,450 INFO L181 SettingsManager]: Finished resetting all preferences to default values... 12.96/6.58 [2019-03-28 12:23:59,451 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox/solver/bin/./../termcomp2017.epf 12.96/6.58 [2019-03-28 12:23:59,465 INFO L110 SettingsManager]: Loading preferences was successful 12.96/6.58 [2019-03-28 12:23:59,466 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: 12.96/6.58 [2019-03-28 12:23:59,467 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: 12.96/6.58 [2019-03-28 12:23:59,467 INFO L133 SettingsManager]: * Rewrite not-equals=true 12.96/6.58 [2019-03-28 12:23:59,467 INFO L133 SettingsManager]: * Create parallel compositions if possible=false 12.96/6.58 [2019-03-28 12:23:59,467 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE 12.96/6.58 [2019-03-28 12:23:59,467 INFO L133 SettingsManager]: * Use SBE=true 12.96/6.58 [2019-03-28 12:23:59,468 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: 12.96/6.58 [2019-03-28 12:23:59,468 INFO L133 SettingsManager]: * Use old map elimination=false 12.96/6.58 [2019-03-28 12:23:59,468 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false 12.96/6.58 [2019-03-28 12:23:59,468 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION 12.96/6.58 [2019-03-28 12:23:59,468 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true 12.96/6.58 [2019-03-28 12:23:59,468 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES 12.96/6.58 [2019-03-28 12:23:59,469 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true 12.96/6.58 [2019-03-28 12:23:59,469 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.96/6.58 [2019-03-28 12:23:59,469 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: 12.96/6.58 [2019-03-28 12:23:59,469 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false 12.96/6.58 [2019-03-28 12:23:59,469 INFO L133 SettingsManager]: * Check division by zero=IGNORE 12.96/6.58 [2019-03-28 12:23:59,469 INFO L133 SettingsManager]: * Check if freed pointer was valid=false 12.96/6.58 [2019-03-28 12:23:59,470 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false 12.96/6.58 [2019-03-28 12:23:59,470 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE 12.96/6.58 [2019-03-28 12:23:59,470 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: 12.96/6.58 [2019-03-28 12:23:59,470 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements 12.96/6.58 [2019-03-28 12:23:59,470 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump 12.96/6.58 [2019-03-28 12:23:59,470 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 12.96/6.58 [2019-03-28 12:23:59,471 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: 12.96/6.58 [2019-03-28 12:23:59,471 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles 12.96/6.58 [2019-03-28 12:23:59,471 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL 12.96/6.58 [2019-03-28 12:23:59,471 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 12.96/6.58 [2019-03-28 12:23:59,496 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp 12.96/6.58 [2019-03-28 12:23:59,510 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized 12.96/6.58 [2019-03-28 12:23:59,513 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. 12.96/6.58 [2019-03-28 12:23:59,515 INFO L271 PluginConnector]: Initializing CDTParser... 12.96/6.58 [2019-03-28 12:23:59,515 INFO L276 PluginConnector]: CDTParser initialized 12.96/6.58 [2019-03-28 12:23:59,516 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c 12.96/6.58 [2019-03-28 12:23:59,578 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox/tmp/a7821523bbe243028cef7cc3ccdaf7bd/FLAGe075e300f 12.96/6.58 [2019-03-28 12:23:59,918 INFO L307 CDTParser]: Found 1 translation units. 12.96/6.58 [2019-03-28 12:23:59,918 INFO L161 CDTParser]: Scanning /export/starexec/sandbox/benchmark/theBenchmark.c 12.96/6.58 [2019-03-28 12:23:59,925 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox/tmp/a7821523bbe243028cef7cc3ccdaf7bd/FLAGe075e300f 12.96/6.58 [2019-03-28 12:24:00,344 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox/tmp/a7821523bbe243028cef7cc3ccdaf7bd 12.96/6.58 [2019-03-28 12:24:00,356 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### 12.96/6.58 [2019-03-28 12:24:00,357 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. 12.96/6.58 [2019-03-28 12:24:00,358 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- 12.96/6.58 [2019-03-28 12:24:00,359 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... 12.96/6.58 [2019-03-28 12:24:00,362 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized 12.96/6.58 [2019-03-28 12:24:00,363 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 12:24:00" (1/1) ... 12.96/6.58 [2019-03-28 12:24:00,366 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78a272e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:24:00, skipping insertion in model container 12.96/6.58 [2019-03-28 12:24:00,366 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 12:24:00" (1/1) ... 12.96/6.58 [2019-03-28 12:24:00,374 INFO L145 MainTranslator]: Starting translation in SV-COMP mode 12.96/6.58 [2019-03-28 12:24:00,390 INFO L176 MainTranslator]: Built tables and reachable declarations 12.96/6.58 [2019-03-28 12:24:00,547 INFO L206 PostProcessor]: Analyzing one entry point: main 12.96/6.58 [2019-03-28 12:24:00,551 INFO L191 MainTranslator]: Completed pre-run 12.96/6.58 [2019-03-28 12:24:00,566 INFO L206 PostProcessor]: Analyzing one entry point: main 12.96/6.58 [2019-03-28 12:24:00,634 INFO L195 MainTranslator]: Completed translation 12.96/6.58 [2019-03-28 12:24:00,635 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:24:00 WrapperNode 12.96/6.58 [2019-03-28 12:24:00,635 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- 12.96/6.58 [2019-03-28 12:24:00,636 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- 12.96/6.58 [2019-03-28 12:24:00,636 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... 12.96/6.58 [2019-03-28 12:24:00,636 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized 12.96/6.58 [2019-03-28 12:24:00,647 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:24:00" (1/1) ... 12.96/6.58 [2019-03-28 12:24:00,652 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:24:00" (1/1) ... 12.96/6.58 [2019-03-28 12:24:00,670 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- 12.96/6.58 [2019-03-28 12:24:00,670 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- 12.96/6.58 [2019-03-28 12:24:00,671 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... 12.96/6.58 [2019-03-28 12:24:00,671 INFO L276 PluginConnector]: Boogie Preprocessor initialized 12.96/6.58 [2019-03-28 12:24:00,680 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:24:00" (1/1) ... 12.96/6.58 [2019-03-28 12:24:00,680 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:24:00" (1/1) ... 12.96/6.58 [2019-03-28 12:24:00,681 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:24:00" (1/1) ... 12.96/6.58 [2019-03-28 12:24:00,681 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:24:00" (1/1) ... 12.96/6.58 [2019-03-28 12:24:00,683 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:24:00" (1/1) ... 12.96/6.58 [2019-03-28 12:24:00,685 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:24:00" (1/1) ... 12.96/6.58 [2019-03-28 12:24:00,685 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:24:00" (1/1) ... 12.96/6.58 [2019-03-28 12:24:00,687 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- 12.96/6.58 [2019-03-28 12:24:00,687 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- 12.96/6.58 [2019-03-28 12:24:00,687 INFO L271 PluginConnector]: Initializing RCFGBuilder... 12.96/6.58 [2019-03-28 12:24:00,687 INFO L276 PluginConnector]: RCFGBuilder initialized 12.96/6.58 [2019-03-28 12:24:00,688 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:24:00" (1/1) ... 12.96/6.58 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.96/6.58 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) 12.96/6.58 Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 12.96/6.58 [2019-03-28 12:24:00,756 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start 12.96/6.58 [2019-03-28 12:24:00,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start 12.96/6.58 [2019-03-28 12:24:00,756 INFO L130 BoogieDeclarations]: Found specification of procedure sum 12.96/6.58 [2019-03-28 12:24:00,756 INFO L138 BoogieDeclarations]: Found implementation of procedure sum 12.96/6.58 [2019-03-28 12:24:00,885 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) 12.96/6.58 [2019-03-28 12:24:00,885 INFO L286 CfgBuilder]: Removed 4 assue(true) statements. 12.96/6.58 [2019-03-28 12:24:00,887 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 12:24:00 BoogieIcfgContainer 12.96/6.58 [2019-03-28 12:24:00,887 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- 12.96/6.58 [2019-03-28 12:24:00,887 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- 12.96/6.58 [2019-03-28 12:24:00,887 INFO L271 PluginConnector]: Initializing BlockEncodingV2... 12.96/6.58 [2019-03-28 12:24:00,890 INFO L276 PluginConnector]: BlockEncodingV2 initialized 12.96/6.58 [2019-03-28 12:24:00,890 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 12:24:00" (1/1) ... 12.96/6.58 [2019-03-28 12:24:00,905 INFO L313 BlockEncoder]: Initial Icfg 14 locations, 16 edges 12.96/6.58 [2019-03-28 12:24:00,906 INFO L258 BlockEncoder]: Using Remove infeasible edges 12.96/6.58 [2019-03-28 12:24:00,907 INFO L263 BlockEncoder]: Using Maximize final states 12.96/6.58 [2019-03-28 12:24:00,908 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false 12.96/6.58 [2019-03-28 12:24:00,908 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE 12.96/6.58 [2019-03-28 12:24:00,910 INFO L296 BlockEncoder]: Using Remove sink states 12.96/6.58 [2019-03-28 12:24:00,911 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true 12.96/6.58 [2019-03-28 12:24:00,911 INFO L179 BlockEncoder]: Using Rewrite not-equals 12.96/6.58 [2019-03-28 12:24:00,925 INFO L185 BlockEncoder]: Using Use SBE 12.96/6.58 [2019-03-28 12:24:00,938 INFO L200 BlockEncoder]: SBE split 2 edges 12.96/6.58 [2019-03-28 12:24:00,943 INFO L70 emoveInfeasibleEdges]: Removed 1 edges and 0 locations because of local infeasibility 12.96/6.58 [2019-03-28 12:24:00,944 INFO L71 MaximizeFinalStates]: 0 new accepting states 12.96/6.58 [2019-03-28 12:24:00,952 INFO L100 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding 12.96/6.58 [2019-03-28 12:24:00,954 INFO L70 RemoveSinkStates]: Removed 6 edges and 5 locations by removing sink states 12.96/6.58 [2019-03-28 12:24:00,955 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 12.96/6.58 [2019-03-28 12:24:00,956 INFO L71 MaximizeFinalStates]: 0 new accepting states 12.96/6.58 [2019-03-28 12:24:00,956 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding 12.96/6.58 [2019-03-28 12:24:00,956 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 12.96/6.58 [2019-03-28 12:24:00,957 INFO L313 BlockEncoder]: Encoded RCFG 8 locations, 10 edges 12.96/6.58 [2019-03-28 12:24:00,957 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 12:24:00 BasicIcfg 12.96/6.58 [2019-03-28 12:24:00,957 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- 12.96/6.58 [2019-03-28 12:24:00,958 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- 12.96/6.58 [2019-03-28 12:24:00,958 INFO L271 PluginConnector]: Initializing TraceAbstraction... 12.96/6.58 [2019-03-28 12:24:00,962 INFO L276 PluginConnector]: TraceAbstraction initialized 12.96/6.58 [2019-03-28 12:24:00,962 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.03 12:24:00" (1/4) ... 12.96/6.58 [2019-03-28 12:24:00,963 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@80bbd5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 12:24:00, skipping insertion in model container 12.96/6.58 [2019-03-28 12:24:00,963 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:24:00" (2/4) ... 12.96/6.58 [2019-03-28 12:24:00,963 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@80bbd5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 12:24:00, skipping insertion in model container 12.96/6.58 [2019-03-28 12:24:00,963 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 12:24:00" (3/4) ... 12.96/6.58 [2019-03-28 12:24:00,964 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@80bbd5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 12:24:00, skipping insertion in model container 12.96/6.58 [2019-03-28 12:24:00,964 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 12:24:00" (4/4) ... 12.96/6.58 [2019-03-28 12:24:00,966 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 12.96/6.58 [2019-03-28 12:24:00,975 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 12.96/6.58 [2019-03-28 12:24:00,983 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. 12.96/6.58 [2019-03-28 12:24:01,000 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. 12.96/6.58 [2019-03-28 12:24:01,030 INFO L133 ementStrategyFactory]: Using default assertion order modulation 12.96/6.58 [2019-03-28 12:24:01,031 INFO L382 AbstractCegarLoop]: Interprodecural is true 12.96/6.58 [2019-03-28 12:24:01,031 INFO L383 AbstractCegarLoop]: Hoare is true 12.96/6.58 [2019-03-28 12:24:01,031 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates 12.96/6.58 [2019-03-28 12:24:01,031 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE 12.96/6.58 [2019-03-28 12:24:01,031 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION 12.96/6.58 [2019-03-28 12:24:01,032 INFO L387 AbstractCegarLoop]: Difference is false 12.96/6.58 [2019-03-28 12:24:01,032 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA 12.96/6.58 [2019-03-28 12:24:01,032 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== 12.96/6.58 [2019-03-28 12:24:01,048 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states. 12.96/6.58 [2019-03-28 12:24:01,054 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. 12.96/6.58 [2019-03-28 12:24:01,060 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 8 states. 12.96/6.58 [2019-03-28 12:24:01,116 INFO L451 ceAbstractionStarter]: At program point L14(line 14) the Hoare annotation is: true 12.96/6.58 [2019-03-28 12:24:01,117 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. 12.96/6.58 [2019-03-28 12:24:01,117 INFO L448 ceAbstractionStarter]: For program point sumEXIT(lines 3 9) no Hoare annotation was computed. 12.96/6.58 [2019-03-28 12:24:01,117 INFO L451 ceAbstractionStarter]: At program point L7(line 7) the Hoare annotation is: true 12.96/6.58 [2019-03-28 12:24:01,117 INFO L448 ceAbstractionStarter]: For program point L7-1(line 7) no Hoare annotation was computed. 12.96/6.58 [2019-03-28 12:24:01,117 INFO L448 ceAbstractionStarter]: For program point L4(lines 4 8) no Hoare annotation was computed. 12.96/6.58 [2019-03-28 12:24:01,118 INFO L448 ceAbstractionStarter]: For program point sumFINAL(lines 3 9) no Hoare annotation was computed. 12.96/6.58 [2019-03-28 12:24:01,118 INFO L451 ceAbstractionStarter]: At program point sumENTRY(lines 3 9) the Hoare annotation is: true 12.96/6.58 [2019-03-28 12:24:01,121 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 12:24:01 BasicIcfg 12.96/6.58 [2019-03-28 12:24:01,122 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- 12.96/6.58 [2019-03-28 12:24:01,122 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- 12.96/6.58 [2019-03-28 12:24:01,122 INFO L271 PluginConnector]: Initializing BuchiAutomizer... 12.96/6.58 [2019-03-28 12:24:01,126 INFO L276 PluginConnector]: BuchiAutomizer initialized 12.96/6.58 [2019-03-28 12:24:01,127 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.96/6.58 [2019-03-28 12:24:01,127 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.03 12:24:00" (1/5) ... 12.96/6.58 [2019-03-28 12:24:01,128 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@183c7092 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 12:24:01, skipping insertion in model container 12.96/6.58 [2019-03-28 12:24:01,128 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.96/6.58 [2019-03-28 12:24:01,128 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:24:00" (2/5) ... 12.96/6.58 [2019-03-28 12:24:01,129 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@183c7092 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 12:24:01, skipping insertion in model container 12.96/6.58 [2019-03-28 12:24:01,129 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.96/6.58 [2019-03-28 12:24:01,129 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 12:24:00" (3/5) ... 12.96/6.58 [2019-03-28 12:24:01,129 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@183c7092 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 12:24:01, skipping insertion in model container 12.96/6.58 [2019-03-28 12:24:01,129 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.96/6.58 [2019-03-28 12:24:01,130 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 12:24:00" (4/5) ... 12.96/6.58 [2019-03-28 12:24:01,130 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@183c7092 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 12:24:01, skipping insertion in model container 12.96/6.58 [2019-03-28 12:24:01,130 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.96/6.58 [2019-03-28 12:24:01,130 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 12:24:01" (5/5) ... 12.96/6.58 [2019-03-28 12:24:01,132 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 12.96/6.58 [2019-03-28 12:24:01,166 INFO L133 ementStrategyFactory]: Using default assertion order modulation 12.96/6.58 [2019-03-28 12:24:01,167 INFO L374 BuchiCegarLoop]: Interprodecural is true 12.96/6.58 [2019-03-28 12:24:01,167 INFO L375 BuchiCegarLoop]: Hoare is true 12.96/6.58 [2019-03-28 12:24:01,167 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates 12.96/6.58 [2019-03-28 12:24:01,167 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE 12.96/6.58 [2019-03-28 12:24:01,167 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION 12.96/6.58 [2019-03-28 12:24:01,167 INFO L379 BuchiCegarLoop]: Difference is false 12.96/6.58 [2019-03-28 12:24:01,168 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA 12.96/6.58 [2019-03-28 12:24:01,168 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== 12.96/6.58 [2019-03-28 12:24:01,171 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. 12.96/6.58 [2019-03-28 12:24:01,189 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 12.96/6.58 [2019-03-28 12:24:01,189 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 12.96/6.58 [2019-03-28 12:24:01,190 INFO L119 BuchiIsEmpty]: Starting construction of run 12.96/6.58 [2019-03-28 12:24:01,197 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1, 1] 12.96/6.58 [2019-03-28 12:24:01,197 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] 12.96/6.58 [2019-03-28 12:24:01,197 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ 12.96/6.58 [2019-03-28 12:24:01,197 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. 12.96/6.58 [2019-03-28 12:24:01,198 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 12.96/6.58 [2019-03-28 12:24:01,198 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 12.96/6.58 [2019-03-28 12:24:01,199 INFO L119 BuchiIsEmpty]: Starting construction of run 12.96/6.58 [2019-03-28 12:24:01,199 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1, 1] 12.96/6.58 [2019-03-28 12:24:01,199 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] 12.96/6.58 [2019-03-28 12:24:01,204 INFO L794 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue [34] ULTIMATE.startENTRY-->L14: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~ret1=|v_ULTIMATE.start_main_#t~ret1_1|, ULTIMATE.start_main_~a~0=v_ULTIMATE.start_main_~a~0_1, ULTIMATE.start_main_~b~0=v_ULTIMATE.start_main_~b~0_1, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_1|, ULTIMATE.start_main_~result~0=v_ULTIMATE.start_main_~result~0_1} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ret1, ULTIMATE.start_main_~a~0, ULTIMATE.start_main_#res, ULTIMATE.start_main_~b~0, ULTIMATE.start_main_~result~0] 8#L14true [39] L14-->sumENTRY: Formula: (and (= |v_sum_#in~nInParam_1| v_ULTIMATE.start_main_~a~0_7) (= |v_sum_#in~mInParam_1| v_ULTIMATE.start_main_~b~0_7)) InVars {ULTIMATE.start_main_~b~0=v_ULTIMATE.start_main_~b~0_7, ULTIMATE.start_main_~a~0=v_ULTIMATE.start_main_~a~0_7} OutVars{sum_#in~m=|v_sum_#in~mInParam_1|, sum_#in~n=|v_sum_#in~nInParam_1|} AuxVars[] AssignedVars[sum_#in~m, sum_#in~n]< 4#sumENTRYtrue 12.96/6.58 [2019-03-28 12:24:01,205 INFO L796 eck$LassoCheckResult]: Loop: 4#sumENTRYtrue [33] sumENTRY-->L4: Formula: (and (= v_sum_~n_4 |v_sum_#in~n_1|) (= v_sum_~m_3 |v_sum_#in~m_1|)) InVars {sum_#in~m=|v_sum_#in~m_1|, sum_#in~n=|v_sum_#in~n_1|} OutVars{sum_~n=v_sum_~n_4, sum_~m=v_sum_~m_3, sum_#in~m=|v_sum_#in~m_1|, sum_#in~n=|v_sum_#in~n_1|} AuxVars[] AssignedVars[sum_~n, sum_~m] 6#L4true [44] L4-->L7: Formula: (> 0 v_sum_~n_2) InVars {sum_~n=v_sum_~n_2} OutVars{sum_~n=v_sum_~n_2} AuxVars[] AssignedVars[] 9#L7true [32] L7-->sumENTRY: Formula: (and (= |v_sum_#in~nInParam_2| (+ v_sum_~n_5 (- 1))) (= |v_sum_#in~mInParam_2| (+ v_sum_~m_4 1))) InVars {sum_~n=v_sum_~n_5, sum_~m=v_sum_~m_4} OutVars{sum_#in~m=|v_sum_#in~mInParam_2|, sum_#in~n=|v_sum_#in~nInParam_2|} AuxVars[] AssignedVars[sum_#in~m, sum_#in~n]< 4#sumENTRYtrue 12.96/6.58 [2019-03-28 12:24:01,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 12.96/6.58 [2019-03-28 12:24:01,211 INFO L82 PathProgramCache]: Analyzing trace with hash 2054, now seen corresponding path program 1 times 12.96/6.58 [2019-03-28 12:24:01,213 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 12.96/6.58 [2019-03-28 12:24:01,213 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 12.96/6.58 [2019-03-28 12:24:01,234 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.96/6.58 [2019-03-28 12:24:01,234 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 12.96/6.58 [2019-03-28 12:24:01,234 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.96/6.58 [2019-03-28 12:24:01,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.96/6.58 [2019-03-28 12:24:01,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.96/6.58 [2019-03-28 12:24:01,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 12.96/6.58 [2019-03-28 12:24:01,279 INFO L82 PathProgramCache]: Analyzing trace with hash 62900, now seen corresponding path program 1 times 12.96/6.58 [2019-03-28 12:24:01,280 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 12.96/6.58 [2019-03-28 12:24:01,280 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 12.96/6.58 [2019-03-28 12:24:01,281 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.96/6.58 [2019-03-28 12:24:01,281 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 12.96/6.58 [2019-03-28 12:24:01,281 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.96/6.58 [2019-03-28 12:24:01,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.96/6.58 [2019-03-28 12:24:01,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.96/6.58 [2019-03-28 12:24:01,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 12.96/6.58 [2019-03-28 12:24:01,301 INFO L82 PathProgramCache]: Analyzing trace with hash 61223823, now seen corresponding path program 1 times 12.96/6.58 [2019-03-28 12:24:01,301 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 12.96/6.58 [2019-03-28 12:24:01,302 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 12.96/6.58 [2019-03-28 12:24:01,302 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.96/6.58 [2019-03-28 12:24:01,303 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 12.96/6.58 [2019-03-28 12:24:01,303 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.96/6.58 [2019-03-28 12:24:01,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.96/6.58 [2019-03-28 12:24:01,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.96/6.58 [2019-03-28 12:24:01,399 INFO L216 LassoAnalysis]: Preferences: 12.96/6.58 [2019-03-28 12:24:01,401 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 12.96/6.58 [2019-03-28 12:24:01,401 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 12.96/6.58 [2019-03-28 12:24:01,401 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 12.96/6.58 [2019-03-28 12:24:01,401 INFO L127 ssoRankerPreferences]: Use exernal solver: true 12.96/6.58 [2019-03-28 12:24:01,401 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.96/6.58 [2019-03-28 12:24:01,402 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 12.96/6.58 [2019-03-28 12:24:01,402 INFO L130 ssoRankerPreferences]: Path of dumped script: 12.96/6.58 [2019-03-28 12:24:01,402 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 12.96/6.58 [2019-03-28 12:24:01,402 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 12.96/6.58 [2019-03-28 12:24:01,402 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 12.96/6.58 [2019-03-28 12:24:01,420 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.96/6.58 [2019-03-28 12:24:01,427 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.96/6.58 [2019-03-28 12:24:01,430 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.96/6.58 [2019-03-28 12:24:01,441 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.96/6.58 [2019-03-28 12:24:01,445 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.96/6.58 [2019-03-28 12:24:01,449 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.96/6.58 [2019-03-28 12:24:01,517 INFO L300 LassoAnalysis]: Preprocessing complete. 12.96/6.58 [2019-03-28 12:24:01,518 INFO L412 LassoAnalysis]: Checking for nontermination... 12.96/6.58 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.96/6.58 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.96/6.58 Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.96/6.58 [2019-03-28 12:24:01,531 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.96/6.58 [2019-03-28 12:24:01,531 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.96/6.58 [2019-03-28 12:24:01,540 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.96/6.58 [2019-03-28 12:24:01,541 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {sum_#res=0} Honda state: {sum_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 12.96/6.58 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.96/6.58 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.96/6.58 Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.96/6.58 [2019-03-28 12:24:01,572 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.96/6.58 [2019-03-28 12:24:01,572 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.96/6.58 [2019-03-28 12:24:01,576 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.96/6.58 [2019-03-28 12:24:01,577 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {sum_~m=0} Honda state: {sum_~m=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 12.96/6.58 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.96/6.58 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.96/6.58 Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.96/6.58 [2019-03-28 12:24:01,606 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.96/6.58 [2019-03-28 12:24:01,607 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.96/6.58 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.96/6.58 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.96/6.58 Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.96/6.58 [2019-03-28 12:24:01,639 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 12.96/6.58 [2019-03-28 12:24:01,639 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.96/6.58 [2019-03-28 12:24:01,657 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.96/6.58 [2019-03-28 12:24:01,657 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {sum_#in~n=-1} Honda state: {sum_#in~n=-1} Generalized eigenvectors: [{sum_#in~n=0}, {sum_#in~n=-1}, {sum_#in~n=0}] Lambdas: [8, 1, 8] Nus: [0, 0] 12.96/6.58 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.96/6.58 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.96/6.58 Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.96/6.58 [2019-03-28 12:24:01,686 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.96/6.58 [2019-03-28 12:24:01,686 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.96/6.58 [2019-03-28 12:24:01,690 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.96/6.58 [2019-03-28 12:24:01,690 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {sum_#t~ret0=0} Honda state: {sum_#t~ret0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 12.96/6.58 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.96/6.58 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.96/6.58 Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.96/6.58 [2019-03-28 12:24:01,720 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.96/6.58 [2019-03-28 12:24:01,720 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.96/6.58 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.96/6.58 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.96/6.58 Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.96/6.58 [2019-03-28 12:24:01,752 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 12.96/6.58 [2019-03-28 12:24:01,752 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.96/6.58 [2019-03-28 12:24:01,769 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.96/6.58 [2019-03-28 12:24:01,769 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {sum_#in~m=0} Honda state: {sum_#in~m=0} Generalized eigenvectors: [{sum_#in~m=1}, {sum_#in~m=1}, {sum_#in~m=-1}] Lambdas: [0, 1, 1] Nus: [1, 0] 12.96/6.58 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.96/6.58 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.96/6.58 Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.96/6.58 [2019-03-28 12:24:01,798 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.96/6.58 [2019-03-28 12:24:01,798 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.96/6.58 [2019-03-28 12:24:01,802 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.96/6.58 [2019-03-28 12:24:01,802 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {sum_~n=0} Honda state: {sum_~n=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 12.96/6.58 [2019-03-28 12:24:01,852 INFO L216 LassoAnalysis]: Preferences: 12.96/6.58 [2019-03-28 12:24:01,852 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 12.96/6.58 [2019-03-28 12:24:01,853 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 12.96/6.58 [2019-03-28 12:24:01,853 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 12.96/6.58 [2019-03-28 12:24:01,853 INFO L127 ssoRankerPreferences]: Use exernal solver: true 12.96/6.58 [2019-03-28 12:24:01,853 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.96/6.58 [2019-03-28 12:24:01,853 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 12.96/6.58 [2019-03-28 12:24:01,853 INFO L130 ssoRankerPreferences]: Path of dumped script: 12.96/6.58 [2019-03-28 12:24:01,854 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso 12.96/6.58 [2019-03-28 12:24:01,854 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 12.96/6.58 [2019-03-28 12:24:01,854 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 12.96/6.58 [2019-03-28 12:24:01,856 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.96/6.58 [2019-03-28 12:24:01,859 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.96/6.58 [2019-03-28 12:24:01,863 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.96/6.58 [2019-03-28 12:24:01,866 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.96/6.58 [2019-03-28 12:24:01,868 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.96/6.58 [2019-03-28 12:24:01,872 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.96/6.58 [2019-03-28 12:24:01,875 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.96/6.58 [2019-03-28 12:24:01,877 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.96/6.58 [2019-03-28 12:24:01,879 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.96/6.58 [2019-03-28 12:24:01,883 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.96/6.58 [2019-03-28 12:24:01,885 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.96/6.58 [2019-03-28 12:24:01,900 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.96/6.58 [2019-03-28 12:24:01,978 INFO L300 LassoAnalysis]: Preprocessing complete. 12.96/6.58 [2019-03-28 12:24:01,978 INFO L412 LassoAnalysis]: Checking for nontermination... 12.96/6.58 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.96/6.58 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.96/6.58 Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.96/6.58 [2019-03-28 12:24:01,988 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.96/6.58 [2019-03-28 12:24:01,988 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.96/6.58 [2019-03-28 12:24:01,992 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.96/6.58 [2019-03-28 12:24:01,993 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 12.96/6.58 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.96/6.58 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.96/6.58 Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.96/6.58 [2019-03-28 12:24:02,026 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.96/6.58 [2019-03-28 12:24:02,026 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.96/6.58 [2019-03-28 12:24:02,030 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.96/6.58 [2019-03-28 12:24:02,030 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~b~0=0} Honda state: {ULTIMATE.start_main_~b~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 12.96/6.58 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.96/6.58 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.96/6.58 Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.96/6.58 [2019-03-28 12:24:02,059 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.96/6.58 [2019-03-28 12:24:02,060 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.96/6.58 [2019-03-28 12:24:02,064 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.96/6.58 [2019-03-28 12:24:02,064 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~ret1=0} Honda state: {ULTIMATE.start_main_#t~ret1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 12.96/6.58 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.96/6.58 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.96/6.58 Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.96/6.58 [2019-03-28 12:24:02,093 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.96/6.58 [2019-03-28 12:24:02,093 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.96/6.58 [2019-03-28 12:24:02,097 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.96/6.58 [2019-03-28 12:24:02,097 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {sum_~n=0} Honda state: {sum_~n=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 12.96/6.58 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.96/6.58 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.96/6.58 Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.96/6.58 [2019-03-28 12:24:02,126 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.96/6.58 [2019-03-28 12:24:02,126 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.96/6.58 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.96/6.58 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.96/6.58 Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.96/6.58 [2019-03-28 12:24:02,158 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 12.96/6.58 [2019-03-28 12:24:02,158 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.96/6.58 [2019-03-28 12:24:02,175 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.96/6.58 [2019-03-28 12:24:02,175 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {sum_#in~m=0} Honda state: {sum_#in~m=0} Generalized eigenvectors: [{sum_#in~m=1}, {sum_#in~m=1}, {sum_#in~m=-1}] Lambdas: [0, 1, 1] Nus: [1, 0] 12.96/6.58 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.96/6.58 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.96/6.58 Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.96/6.58 [2019-03-28 12:24:02,204 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.96/6.58 [2019-03-28 12:24:02,204 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.96/6.58 [2019-03-28 12:24:02,208 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.96/6.58 [2019-03-28 12:24:02,208 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {sum_#res=0} Honda state: {sum_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 12.96/6.58 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.96/6.58 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.96/6.58 Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.96/6.58 [2019-03-28 12:24:02,236 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.96/6.58 [2019-03-28 12:24:02,236 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.96/6.58 [2019-03-28 12:24:02,240 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.96/6.58 [2019-03-28 12:24:02,240 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_#t~ret2=0} Honda state: {ULTIMATE.start_#t~ret2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 12.96/6.58 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.96/6.58 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.96/6.58 Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.96/6.58 [2019-03-28 12:24:02,269 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.96/6.58 [2019-03-28 12:24:02,269 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.96/6.58 [2019-03-28 12:24:02,273 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.96/6.58 [2019-03-28 12:24:02,274 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {sum_~m=0} Honda state: {sum_~m=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 12.96/6.58 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.96/6.58 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.96/6.58 Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.96/6.58 [2019-03-28 12:24:02,302 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.96/6.58 [2019-03-28 12:24:02,303 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.96/6.58 [2019-03-28 12:24:02,307 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.96/6.58 [2019-03-28 12:24:02,307 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {sum_#t~ret0=0} Honda state: {sum_#t~ret0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 12.96/6.58 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.96/6.58 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.96/6.58 Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.96/6.58 [2019-03-28 12:24:02,334 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.96/6.58 [2019-03-28 12:24:02,335 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.96/6.58 [2019-03-28 12:24:02,338 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.96/6.58 [2019-03-28 12:24:02,338 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~result~0=0} Honda state: {ULTIMATE.start_main_~result~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 12.96/6.58 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.96/6.58 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.96/6.58 Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.96/6.58 [2019-03-28 12:24:02,367 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.96/6.58 [2019-03-28 12:24:02,368 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.96/6.58 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.96/6.58 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.96/6.58 [2019-03-28 12:24:02,399 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 12.96/6.58 Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.96/6.58 [2019-03-28 12:24:02,399 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.96/6.58 [2019-03-28 12:24:02,416 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.96/6.58 [2019-03-28 12:24:02,416 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {sum_#in~n=-1} Honda state: {sum_#in~n=-1} Generalized eigenvectors: [{sum_#in~n=0}, {sum_#in~n=-1}, {sum_#in~n=0}] Lambdas: [8, 1, 8] Nus: [0, 0] 12.96/6.58 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.96/6.58 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.96/6.58 Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.96/6.58 [2019-03-28 12:24:02,444 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.96/6.58 [2019-03-28 12:24:02,444 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.96/6.58 [2019-03-28 12:24:02,448 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.96/6.58 [2019-03-28 12:24:02,448 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~a~0=0} Honda state: {ULTIMATE.start_main_~a~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 12.96/6.58 [2019-03-28 12:24:02,497 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 12:24:02 BasicIcfg 12.96/6.58 [2019-03-28 12:24:02,497 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- 12.96/6.58 [2019-03-28 12:24:02,497 INFO L168 Benchmark]: Toolchain (without parser) took 2141.04 ms. Allocated memory was 649.6 MB in the beginning and 674.2 MB in the end (delta: 24.6 MB). Free memory was 558.4 MB in the beginning and 465.5 MB in the end (delta: 92.9 MB). Peak memory consumption was 117.5 MB. Max. memory is 50.3 GB. 12.96/6.58 [2019-03-28 12:24:02,499 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 649.6 MB. Free memory is still 580.0 MB. There was no memory consumed. Max. memory is 50.3 GB. 12.96/6.58 [2019-03-28 12:24:02,500 INFO L168 Benchmark]: CACSL2BoogieTranslator took 277.25 ms. Allocated memory was 649.6 MB in the beginning and 674.2 MB in the end (delta: 24.6 MB). Free memory was 558.4 MB in the beginning and 641.8 MB in the end (delta: -83.3 MB). Peak memory consumption was 29.9 MB. Max. memory is 50.3 GB. 12.96/6.58 [2019-03-28 12:24:02,500 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.17 ms. Allocated memory is still 674.2 MB. Free memory was 641.8 MB in the beginning and 638.7 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 50.3 GB. 12.96/6.58 [2019-03-28 12:24:02,501 INFO L168 Benchmark]: Boogie Preprocessor took 16.34 ms. Allocated memory is still 674.2 MB. Free memory was 638.7 MB in the beginning and 637.3 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. 12.96/6.58 [2019-03-28 12:24:02,501 INFO L168 Benchmark]: RCFGBuilder took 199.81 ms. Allocated memory is still 674.2 MB. Free memory was 637.3 MB in the beginning and 624.4 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 50.3 GB. 12.96/6.58 [2019-03-28 12:24:02,502 INFO L168 Benchmark]: BlockEncodingV2 took 70.22 ms. Allocated memory is still 674.2 MB. Free memory was 624.4 MB in the beginning and 619.0 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. 12.96/6.58 [2019-03-28 12:24:02,502 INFO L168 Benchmark]: TraceAbstraction took 163.42 ms. Allocated memory is still 674.2 MB. Free memory was 619.0 MB in the beginning and 609.4 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 50.3 GB. 12.96/6.58 [2019-03-28 12:24:02,503 INFO L168 Benchmark]: BuchiAutomizer took 1374.66 ms. Allocated memory is still 674.2 MB. Free memory was 609.4 MB in the beginning and 465.5 MB in the end (delta: 143.9 MB). Peak memory consumption was 143.9 MB. Max. memory is 50.3 GB. 12.96/6.58 [2019-03-28 12:24:02,508 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### 12.96/6.58 --- Results --- 12.96/6.58 * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: 12.96/6.58 - StatisticsResult: Initial Icfg 12.96/6.58 14 locations, 16 edges 12.96/6.58 - StatisticsResult: Encoded RCFG 12.96/6.58 8 locations, 10 edges 12.96/6.58 * Results from de.uni_freiburg.informatik.ultimate.core: 12.96/6.58 - StatisticsResult: Toolchain Benchmarks 12.96/6.58 Benchmark results are: 12.96/6.58 * CDTParser took 0.18 ms. Allocated memory is still 649.6 MB. Free memory is still 580.0 MB. There was no memory consumed. Max. memory is 50.3 GB. 12.96/6.58 * CACSL2BoogieTranslator took 277.25 ms. Allocated memory was 649.6 MB in the beginning and 674.2 MB in the end (delta: 24.6 MB). Free memory was 558.4 MB in the beginning and 641.8 MB in the end (delta: -83.3 MB). Peak memory consumption was 29.9 MB. Max. memory is 50.3 GB. 12.96/6.58 * Boogie Procedure Inliner took 34.17 ms. Allocated memory is still 674.2 MB. Free memory was 641.8 MB in the beginning and 638.7 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 50.3 GB. 12.96/6.58 * Boogie Preprocessor took 16.34 ms. Allocated memory is still 674.2 MB. Free memory was 638.7 MB in the beginning and 637.3 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. 12.96/6.58 * RCFGBuilder took 199.81 ms. Allocated memory is still 674.2 MB. Free memory was 637.3 MB in the beginning and 624.4 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 50.3 GB. 12.96/6.58 * BlockEncodingV2 took 70.22 ms. Allocated memory is still 674.2 MB. Free memory was 624.4 MB in the beginning and 619.0 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. 12.96/6.58 * TraceAbstraction took 163.42 ms. Allocated memory is still 674.2 MB. Free memory was 619.0 MB in the beginning and 609.4 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 50.3 GB. 12.96/6.58 * BuchiAutomizer took 1374.66 ms. Allocated memory is still 674.2 MB. Free memory was 609.4 MB in the beginning and 465.5 MB in the end (delta: 143.9 MB). Peak memory consumption was 143.9 MB. Max. memory is 50.3 GB. 12.96/6.58 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 12.96/6.58 - AllSpecificationsHoldResult: All specifications hold 12.96/6.58 We were not able to verify any specifiation because the program does not contain any specification. 12.96/6.58 - StatisticsResult: Ultimate Automizer benchmark data 12.96/6.58 CFG has 2 procedures, 8 locations, 0 error locations. SAFE Result, 0.0s OverallTime, 0 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=8occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 5 PreInvPairs, 5 NumberOfFragments, 3 HoareAnnotationTreeSize, 5 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: No data available, ReuseStatistics: No data available 12.96/6.58 - StatisticsResult: Constructed decomposition of program 12.96/6.58 Trivial decomposition into one nonterminating module. 12.96/6.58 - StatisticsResult: Timing statistics 12.96/6.58 BüchiAutomizer plugin needed 1.3s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 1.2s. 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: nont1 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital15 mio100 ax100 hnf100 lsp66 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq160 hnf93 smp100 dnf100 smp100 tf113 neg100 sie111 LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 14 LassoNonterminationAnalysisSatUnbounded: 4 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.3s 12.96/6.58 - TerminationAnalysisResult: Nontermination possible 12.96/6.58 Buchi Automizer proved that your program is nonterminating for some inputs 12.96/6.58 - GeometricNonTerminationArgumentResult [Line: 3]: Nontermination argument in form of an infinite program execution. 12.96/6.58 Nontermination argument in form of an infinite execution 12.96/6.58 {|ULTIMATE.start_main_#t~ret1|=0, |sum_#res|=0, |ULTIMATE.start_#t~ret2|=0, ULTIMATE.start_main_~a~0=0, |sum_#t~ret0|=0, |ULTIMATE.start_main_#res|=0, sum_~n=0, sum_~m=0, ULTIMATE.start_main_~b~0=0, |sum_#in~m|=0, ULTIMATE.start_main_~result~0=0, |sum_#in~n|=-1} 12.96/6.58 {\result=0, \old(n)=-1, a=0, \old(m)=0, result=0, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@52a9381e=0, b=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1a9df79f=0, n=0, m=0, NULL=0} 12.96/6.58 {\result=0, \old(n)=-2, a=0, \old(m)=1, result=0, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@52a9381e=0, b=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1a9df79f=0, n=0, m=0, NULL=0} 12.96/6.58 {\result=0, \old(n)=-3, a=0, \old(m)=2, result=0, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@52a9381e=0, b=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1a9df79f=0, n=0, m=0, NULL=0} 12.96/6.58 {\result=0, \old(n)=-4, a=0, \old(m)=3, result=0, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@52a9381e=0, b=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1a9df79f=0, n=0, m=0, NULL=0} 12.96/6.58 {\result=0, \old(n)=-5, a=0, \old(m)=4, result=0, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@52a9381e=0, b=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1a9df79f=0, n=0, m=0, NULL=0} 12.96/6.58 - StatisticsResult: NonterminationArgumentStatistics 12.96/6.58 Unbounded Execution 4GEVs Lambdas: [0, 1, 1, 8, 1, 8] Mus: [1, 0, 0, 0, 0] 12.96/6.58 - NonterminatingLassoResult [Line: 3]: Nonterminating execution 12.96/6.58 Found a nonterminating execution for the following lasso shaped sequence of statements. 12.96/6.58 Stem: 12.96/6.58 [L12] int a; 12.96/6.58 [L13] int b; 12.96/6.58 [L14] CALL sum(a, b) 12.96/6.58 Loop: 12.96/6.58 [L4] COND FALSE !(n == 0) 12.96/6.58 [L7] CALL sum(n - 1, m + 1) 12.96/6.58 End of lasso representation. 12.96/6.58 RESULT: Ultimate proved your program to be incorrect! 12.96/6.58 !SESSION 2019-03-28 12:23:57.116 ----------------------------------------------- 12.96/6.58 eclipse.buildId=unknown 12.96/6.58 java.version=1.8.0_181 12.96/6.58 java.vendor=Oracle Corporation 12.96/6.58 BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US 12.96/6.58 Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox/benchmark/theBenchmark.c 12.96/6.58 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 -i /export/starexec/sandbox/benchmark/theBenchmark.c 12.96/6.58 12.96/6.58 !ENTRY org.eclipse.core.resources 2 10035 2019-03-28 12:24:02.748 12.96/6.58 !MESSAGE The workspace will exit with unsaved changes in this session. 12.96/6.58 Received shutdown request... 12.96/6.58 Ultimate: 12.96/6.58 GTK+ Version Check 12.96/6.58 EOF