/export/starexec/sandbox2/solver/bin/starexec_run_default /export/starexec/sandbox2/benchmark/theBenchmark.c /export/starexec/sandbox2/output/output_files -------------------------------------------------------------------------------- Ultimate: Cannot open display: This is Ultimate 0.1.25-34f2e62 [2020-07-01 10:49:06,875 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-01 10:49:06,878 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-01 10:49:06,889 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-01 10:49:06,890 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-01 10:49:06,891 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-01 10:49:06,892 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-01 10:49:06,893 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-01 10:49:06,895 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-01 10:49:06,896 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-01 10:49:06,897 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-01 10:49:06,898 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-01 10:49:06,898 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-01 10:49:06,899 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-01 10:49:06,900 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-01 10:49:06,901 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-01 10:49:06,901 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-01 10:49:06,902 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-01 10:49:06,904 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-01 10:49:06,906 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-01 10:49:06,907 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-01 10:49:06,908 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-01 10:49:06,909 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-01 10:49:06,910 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-01 10:49:06,912 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-01 10:49:06,912 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-01 10:49:06,913 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-01 10:49:06,914 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-01 10:49:06,914 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-01 10:49:06,915 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-01 10:49:06,915 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-01 10:49:06,916 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-01 10:49:06,916 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-01 10:49:06,917 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-01 10:49:06,918 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-01 10:49:06,918 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-01 10:49:06,919 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-01 10:49:06,919 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-01 10:49:06,919 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-01 10:49:06,920 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-01 10:49:06,921 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-01 10:49:06,921 INFO L101 SettingsManager]: Beginning loading settings from /export/starexec/sandbox2/solver/bin/./../termcomp2017.epf [2020-07-01 10:49:06,936 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-01 10:49:06,936 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-01 10:49:06,937 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-01 10:49:06,938 INFO L138 SettingsManager]: * Rewrite not-equals=true [2020-07-01 10:49:06,938 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-01 10:49:06,938 INFO L138 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE [2020-07-01 10:49:06,938 INFO L138 SettingsManager]: * Use SBE=true [2020-07-01 10:49:06,938 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-07-01 10:49:06,938 INFO L138 SettingsManager]: * Use old map elimination=false [2020-07-01 10:49:06,939 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-07-01 10:49:06,939 INFO L138 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION [2020-07-01 10:49:06,939 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-07-01 10:49:06,939 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-07-01 10:49:06,939 INFO L138 SettingsManager]: * Construct termination proof for TermComp=true [2020-07-01 10:49:06,939 INFO L138 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 10:49:06,940 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-01 10:49:06,940 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-07-01 10:49:06,940 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-01 10:49:06,940 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-01 10:49:06,940 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-07-01 10:49:06,941 INFO L138 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE [2020-07-01 10:49:06,941 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-01 10:49:06,941 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-01 10:49:06,941 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-07-01 10:49:06,941 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 [2020-07-01 10:49:06,941 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-01 10:49:06,942 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-01 10:49:06,942 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-01 10:49:06,942 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-01 10:49:07,102 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-01 10:49:07,116 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-01 10:49:07,119 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-01 10:49:07,121 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-01 10:49:07,121 INFO L275 PluginConnector]: CDTParser initialized [2020-07-01 10:49:07,122 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox2/benchmark/theBenchmark.c [2020-07-01 10:49:07,182 INFO L220 CDTParser]: Created temporary CDT project at /export/starexec/sandbox2/tmp/BenchExec_run_RbxVc_/tmp/8f94847ada34411d8203c1f117a1e366/FLAGed4c7901c [2020-07-01 10:49:07,567 INFO L306 CDTParser]: Found 1 translation units. [2020-07-01 10:49:07,568 INFO L160 CDTParser]: Scanning /export/starexec/sandbox2/benchmark/theBenchmark.c [2020-07-01 10:49:07,578 INFO L349 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox2/tmp/BenchExec_run_RbxVc_/tmp/8f94847ada34411d8203c1f117a1e366/FLAGed4c7901c [2020-07-01 10:49:07,933 INFO L357 CDTParser]: Successfully deleted /export/starexec/sandbox2/tmp/BenchExec_run_RbxVc_/tmp/8f94847ada34411d8203c1f117a1e366 [2020-07-01 10:49:07,944 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-01 10:49:07,945 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. [2020-07-01 10:49:07,946 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-01 10:49:07,946 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-01 10:49:07,950 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-01 10:49:07,951 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.07 10:49:07" (1/1) ... [2020-07-01 10:49:07,954 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b51dfe5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 10:49:07, skipping insertion in model container [2020-07-01 10:49:07,954 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.07 10:49:07" (1/1) ... [2020-07-01 10:49:07,962 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-01 10:49:08,000 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-01 10:49:08,289 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-01 10:49:08,297 INFO L203 MainTranslator]: Completed pre-run [2020-07-01 10:49:08,359 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-01 10:49:08,377 INFO L208 MainTranslator]: Completed translation [2020-07-01 10:49:08,378 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 10:49:08 WrapperNode [2020-07-01 10:49:08,378 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-01 10:49:08,379 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-07-01 10:49:08,379 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-07-01 10:49:08,379 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-07-01 10:49:08,389 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 10:49:08" (1/1) ... [2020-07-01 10:49:08,400 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 10:49:08" (1/1) ... [2020-07-01 10:49:08,436 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-07-01 10:49:08,437 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-01 10:49:08,437 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-01 10:49:08,437 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-01 10:49:08,448 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 10:49:08" (1/1) ... [2020-07-01 10:49:08,448 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 10:49:08" (1/1) ... [2020-07-01 10:49:08,451 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 10:49:08" (1/1) ... [2020-07-01 10:49:08,452 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 10:49:08" (1/1) ... [2020-07-01 10:49:08,460 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 10:49:08" (1/1) ... [2020-07-01 10:49:08,470 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 10:49:08" (1/1) ... [2020-07-01 10:49:08,474 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 10:49:08" (1/1) ... [2020-07-01 10:49:08,478 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-01 10:49:08,479 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-01 10:49:08,479 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-01 10:49:08,479 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-01 10:49:08,480 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 10:49:08" (1/1) ... No working directory specified, using /export/starexec/sandbox2/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 10:49:08,554 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-01 10:49:08,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-01 10:49:09,157 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-01 10:49:09,157 INFO L295 CfgBuilder]: Removed 20 assume(true) statements. [2020-07-01 10:49:09,162 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 10:49:09 BoogieIcfgContainer [2020-07-01 10:49:09,162 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-01 10:49:09,163 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- [2020-07-01 10:49:09,163 INFO L271 PluginConnector]: Initializing BlockEncodingV2... [2020-07-01 10:49:09,165 INFO L275 PluginConnector]: BlockEncodingV2 initialized [2020-07-01 10:49:09,166 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 10:49:09" (1/1) ... [2020-07-01 10:49:09,190 INFO L313 BlockEncoder]: Initial Icfg 123 locations, 214 edges [2020-07-01 10:49:09,192 INFO L258 BlockEncoder]: Using Remove infeasible edges [2020-07-01 10:49:09,192 INFO L263 BlockEncoder]: Using Maximize final states [2020-07-01 10:49:09,193 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false [2020-07-01 10:49:09,193 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE [2020-07-01 10:49:09,195 INFO L296 BlockEncoder]: Using Remove sink states [2020-07-01 10:49:09,196 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true [2020-07-01 10:49:09,196 INFO L179 BlockEncoder]: Using Rewrite not-equals [2020-07-01 10:49:09,248 INFO L185 BlockEncoder]: Using Use SBE [2020-07-01 10:49:09,306 INFO L200 BlockEncoder]: SBE split 89 edges [2020-07-01 10:49:09,314 INFO L70 emoveInfeasibleEdges]: Removed 3 edges and 0 locations because of local infeasibility [2020-07-01 10:49:09,316 INFO L71 MaximizeFinalStates]: 0 new accepting states [2020-07-01 10:49:09,342 INFO L100 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2020-07-01 10:49:09,345 INFO L70 RemoveSinkStates]: Removed 2 edges and 2 locations by removing sink states [2020-07-01 10:49:09,347 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility [2020-07-01 10:49:09,348 INFO L71 MaximizeFinalStates]: 0 new accepting states [2020-07-01 10:49:09,348 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2020-07-01 10:49:09,349 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states [2020-07-01 10:49:09,350 INFO L313 BlockEncoder]: Encoded RCFG 118 locations, 315 edges [2020-07-01 10:49:09,350 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 01.07 10:49:09 BasicIcfg [2020-07-01 10:49:09,350 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- [2020-07-01 10:49:09,352 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-01 10:49:09,352 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-01 10:49:09,355 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-01 10:49:09,355 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.07 10:49:07" (1/4) ... [2020-07-01 10:49:09,356 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6388e50a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.07 10:49:09, skipping insertion in model container [2020-07-01 10:49:09,356 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 10:49:08" (2/4) ... [2020-07-01 10:49:09,357 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6388e50a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.07 10:49:09, skipping insertion in model container [2020-07-01 10:49:09,357 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 10:49:09" (3/4) ... [2020-07-01 10:49:09,357 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6388e50a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.07 10:49:09, skipping insertion in model container [2020-07-01 10:49:09,357 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 01.07 10:49:09" (4/4) ... [2020-07-01 10:49:09,359 INFO L109 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 [2020-07-01 10:49:09,370 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2020-07-01 10:49:09,378 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2020-07-01 10:49:09,392 INFO L251 AbstractCegarLoop]: Starting to check reachability of 0 error locations. [2020-07-01 10:49:09,417 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-01 10:49:09,418 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-01 10:49:09,418 INFO L377 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2020-07-01 10:49:09,418 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-01 10:49:09,418 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-01 10:49:09,418 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-01 10:49:09,419 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-01 10:49:09,419 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-01 10:49:09,436 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states. [2020-07-01 10:49:09,445 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-01 10:49:09,450 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 118 states. [2020-07-01 10:49:09,525 INFO L268 CegarLoopResult]: For program point L448(lines 448 483) no Hoare annotation was computed. [2020-07-01 10:49:09,525 INFO L268 CegarLoopResult]: For program point L316(lines 316 324) no Hoare annotation was computed. [2020-07-01 10:49:09,525 INFO L268 CegarLoopResult]: For program point L316-1(lines 313 324) no Hoare annotation was computed. [2020-07-01 10:49:09,525 INFO L268 CegarLoopResult]: For program point L366(lines 366 394) no Hoare annotation was computed. [2020-07-01 10:49:09,526 INFO L268 CegarLoopResult]: For program point L300(lines 300 311) no Hoare annotation was computed. [2020-07-01 10:49:09,526 INFO L268 CegarLoopResult]: For program point L457(lines 457 477) no Hoare annotation was computed. [2020-07-01 10:49:09,526 INFO L268 CegarLoopResult]: For program point L168(lines 168 170) no Hoare annotation was computed. [2020-07-01 10:49:09,526 INFO L268 CegarLoopResult]: For program point L358(lines 358 418) no Hoare annotation was computed. [2020-07-01 10:49:09,526 INFO L268 CegarLoopResult]: For program point L581(lines 581 592) no Hoare annotation was computed. [2020-07-01 10:49:09,526 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-07-01 10:49:09,526 INFO L268 CegarLoopResult]: For program point L449(lines 449 480) no Hoare annotation was computed. [2020-07-01 10:49:09,527 INFO L268 CegarLoopResult]: For program point L193-2(line 193) no Hoare annotation was computed. [2020-07-01 10:49:09,527 INFO L268 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-07-01 10:49:09,527 INFO L268 CegarLoopResult]: For program point L317(lines 317 321) no Hoare annotation was computed. [2020-07-01 10:49:09,527 INFO L268 CegarLoopResult]: For program point L218(lines 218 220) no Hoare annotation was computed. [2020-07-01 10:49:09,527 INFO L268 CegarLoopResult]: For program point L342(lines 342 350) no Hoare annotation was computed. [2020-07-01 10:49:09,527 INFO L268 CegarLoopResult]: For program point L342-1(lines 339 350) no Hoare annotation was computed. [2020-07-01 10:49:09,528 INFO L268 CegarLoopResult]: For program point L367(lines 367 391) no Hoare annotation was computed. [2020-07-01 10:49:09,528 INFO L271 CegarLoopResult]: At program point L458(lines 454 477) the Hoare annotation is: true [2020-07-01 10:49:09,528 INFO L268 CegarLoopResult]: For program point L136(lines 136 142) no Hoare annotation was computed. [2020-07-01 10:49:09,528 INFO L268 CegarLoopResult]: For program point L359(lines 359 415) no Hoare annotation was computed. [2020-07-01 10:49:09,528 INFO L268 CegarLoopResult]: For program point L326(lines 326 337) no Hoare annotation was computed. [2020-07-01 10:49:09,528 INFO L271 CegarLoopResult]: At program point L574-2(lines 574 578) the Hoare annotation is: true [2020-07-01 10:49:09,529 INFO L268 CegarLoopResult]: For program point L120(lines 120 154) no Hoare annotation was computed. [2020-07-01 10:49:09,529 INFO L268 CegarLoopResult]: For program point L343(lines 343 347) no Hoare annotation was computed. [2020-07-01 10:49:09,529 INFO L271 CegarLoopResult]: At program point L120-2(lines 115 157) the Hoare annotation is: true [2020-07-01 10:49:09,529 INFO L268 CegarLoopResult]: For program point L277(lines 277 285) no Hoare annotation was computed. [2020-07-01 10:49:09,529 INFO L268 CegarLoopResult]: For program point L277-1(lines 274 285) no Hoare annotation was computed. [2020-07-01 10:49:09,529 INFO L268 CegarLoopResult]: For program point L211(lines 211 213) no Hoare annotation was computed. [2020-07-01 10:49:09,529 INFO L268 CegarLoopResult]: For program point L467(lines 467 471) no Hoare annotation was computed. [2020-07-01 10:49:09,530 INFO L268 CegarLoopResult]: For program point L145(lines 145 152) no Hoare annotation was computed. [2020-07-01 10:49:09,530 INFO L268 CegarLoopResult]: For program point L145-1(lines 145 152) no Hoare annotation was computed. [2020-07-01 10:49:09,530 INFO L268 CegarLoopResult]: For program point L368(lines 368 388) no Hoare annotation was computed. [2020-07-01 10:49:09,530 INFO L268 CegarLoopResult]: For program point L236(line 236) no Hoare annotation was computed. [2020-07-01 10:49:09,530 INFO L268 CegarLoopResult]: For program point L236-2(line 236) no Hoare annotation was computed. [2020-07-01 10:49:09,530 INFO L268 CegarLoopResult]: For program point L137(lines 137 141) no Hoare annotation was computed. [2020-07-01 10:49:09,530 INFO L268 CegarLoopResult]: For program point L360(lines 360 412) no Hoare annotation was computed. [2020-07-01 10:49:09,531 INFO L268 CegarLoopResult]: For program point L129(lines 120 144) no Hoare annotation was computed. [2020-07-01 10:49:09,531 INFO L268 CegarLoopResult]: For program point L352(lines 352 436) no Hoare annotation was computed. [2020-07-01 10:49:09,531 INFO L268 CegarLoopResult]: For program point L352-1(lines 352 436) no Hoare annotation was computed. [2020-07-01 10:49:09,531 INFO L268 CegarLoopResult]: For program point L278(lines 278 282) no Hoare annotation was computed. [2020-07-01 10:49:09,531 INFO L268 CegarLoopResult]: For program point L179(lines 179 185) no Hoare annotation was computed. [2020-07-01 10:49:09,531 INFO L268 CegarLoopResult]: For program point L146(lines 146 148) no Hoare annotation was computed. [2020-07-01 10:49:09,531 INFO L268 CegarLoopResult]: For program point L369(lines 369 385) no Hoare annotation was computed. [2020-07-01 10:49:09,532 INFO L268 CegarLoopResult]: For program point L146-2(lines 145 152) no Hoare annotation was computed. [2020-07-01 10:49:09,532 INFO L268 CegarLoopResult]: For program point L303(lines 303 311) no Hoare annotation was computed. [2020-07-01 10:49:09,532 INFO L268 CegarLoopResult]: For program point L303-1(lines 300 311) no Hoare annotation was computed. [2020-07-01 10:49:09,532 INFO L271 CegarLoopResult]: At program point L493(lines 440 495) the Hoare annotation is: true [2020-07-01 10:49:09,532 INFO L268 CegarLoopResult]: For program point L361(lines 361 409) no Hoare annotation was computed. [2020-07-01 10:49:09,532 INFO L268 CegarLoopResult]: For program point L452(lines 452 480) no Hoare annotation was computed. [2020-07-01 10:49:09,532 INFO L268 CegarLoopResult]: For program point L163(lines 163 197) no Hoare annotation was computed. [2020-07-01 10:49:09,533 INFO L268 CegarLoopResult]: For program point L353(lines 353 433) no Hoare annotation was computed. [2020-07-01 10:49:09,533 INFO L271 CegarLoopResult]: At program point L163-2(lines 158 200) the Hoare annotation is: true [2020-07-01 10:49:09,533 INFO L268 CegarLoopResult]: For program point L287(lines 287 298) no Hoare annotation was computed. [2020-07-01 10:49:09,533 INFO L268 CegarLoopResult]: For program point L188(lines 188 195) no Hoare annotation was computed. [2020-07-01 10:49:09,533 INFO L268 CegarLoopResult]: For program point L188-1(lines 188 195) no Hoare annotation was computed. [2020-07-01 10:49:09,533 INFO L268 CegarLoopResult]: For program point L122(lines 122 128) no Hoare annotation was computed. [2020-07-01 10:49:09,533 INFO L268 CegarLoopResult]: For program point L122-1(lines 120 144) no Hoare annotation was computed. [2020-07-01 10:49:09,534 INFO L268 CegarLoopResult]: For program point L180(lines 180 184) no Hoare annotation was computed. [2020-07-01 10:49:09,534 INFO L268 CegarLoopResult]: For program point L147(line 147) no Hoare annotation was computed. [2020-07-01 10:49:09,534 INFO L268 CegarLoopResult]: For program point L370(lines 370 382) no Hoare annotation was computed. [2020-07-01 10:49:09,534 INFO L268 CegarLoopResult]: For program point L147-2(line 147) no Hoare annotation was computed. [2020-07-01 10:49:09,534 INFO L268 CegarLoopResult]: For program point L304(lines 304 308) no Hoare annotation was computed. [2020-07-01 10:49:09,534 INFO L268 CegarLoopResult]: For program point L172(lines 163 187) no Hoare annotation was computed. [2020-07-01 10:49:09,534 INFO L268 CegarLoopResult]: For program point L362(lines 362 406) no Hoare annotation was computed. [2020-07-01 10:49:09,535 INFO L268 CegarLoopResult]: For program point L329(lines 329 337) no Hoare annotation was computed. [2020-07-01 10:49:09,535 INFO L268 CegarLoopResult]: For program point L329-1(lines 326 337) no Hoare annotation was computed. [2020-07-01 10:49:09,535 INFO L271 CegarLoopResult]: At program point L453(lines 449 480) the Hoare annotation is: true [2020-07-01 10:49:09,535 INFO L268 CegarLoopResult]: For program point L354(lines 354 430) no Hoare annotation was computed. [2020-07-01 10:49:09,535 INFO L268 CegarLoopResult]: For program point L222(lines 222 228) no Hoare annotation was computed. [2020-07-01 10:49:09,535 INFO L268 CegarLoopResult]: For program point L189(lines 189 191) no Hoare annotation was computed. [2020-07-01 10:49:09,536 INFO L268 CegarLoopResult]: For program point L445(lines 445 492) no Hoare annotation was computed. [2020-07-01 10:49:09,536 INFO L268 CegarLoopResult]: For program point L445-1(lines 445 492) no Hoare annotation was computed. [2020-07-01 10:49:09,536 INFO L268 CegarLoopResult]: For program point L189-2(lines 188 195) no Hoare annotation was computed. [2020-07-01 10:49:09,536 INFO L268 CegarLoopResult]: For program point L313(lines 313 324) no Hoare annotation was computed. [2020-07-01 10:49:09,536 INFO L268 CegarLoopResult]: For program point L569(lines 569 580) no Hoare annotation was computed. [2020-07-01 10:49:09,536 INFO L271 CegarLoopResult]: At program point L437(lines 245 439) the Hoare annotation is: true [2020-07-01 10:49:09,536 INFO L268 CegarLoopResult]: For program point L371(lines 371 379) no Hoare annotation was computed. [2020-07-01 10:49:09,536 INFO L268 CegarLoopResult]: For program point L206(lines 206 240) no Hoare annotation was computed. [2020-07-01 10:49:09,537 INFO L268 CegarLoopResult]: For program point L462(lines 462 474) no Hoare annotation was computed. [2020-07-01 10:49:09,537 INFO L271 CegarLoopResult]: At program point L206-2(lines 201 243) the Hoare annotation is: true [2020-07-01 10:49:09,537 INFO L268 CegarLoopResult]: For program point L363(lines 363 403) no Hoare annotation was computed. [2020-07-01 10:49:09,537 INFO L268 CegarLoopResult]: For program point L330(lines 330 334) no Hoare annotation was computed. [2020-07-01 10:49:09,537 INFO L268 CegarLoopResult]: For program point L586(lines 586 590) no Hoare annotation was computed. [2020-07-01 10:49:09,537 INFO L268 CegarLoopResult]: For program point L231(lines 231 238) no Hoare annotation was computed. [2020-07-01 10:49:09,537 INFO L268 CegarLoopResult]: For program point L231-1(lines 231 238) no Hoare annotation was computed. [2020-07-01 10:49:09,538 INFO L268 CegarLoopResult]: For program point L165(lines 165 171) no Hoare annotation was computed. [2020-07-01 10:49:09,538 INFO L268 CegarLoopResult]: For program point L132(lines 132 134) no Hoare annotation was computed. [2020-07-01 10:49:09,538 INFO L268 CegarLoopResult]: For program point L165-1(lines 163 187) no Hoare annotation was computed. [2020-07-01 10:49:09,538 INFO L268 CegarLoopResult]: For program point L355(lines 355 427) no Hoare annotation was computed. [2020-07-01 10:49:09,538 INFO L271 CegarLoopResult]: At program point L545-2(lines 545 566) the Hoare annotation is: true [2020-07-01 10:49:09,538 INFO L268 CegarLoopResult]: For program point L223(lines 223 227) no Hoare annotation was computed. [2020-07-01 10:49:09,538 INFO L268 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2020-07-01 10:49:09,539 INFO L268 CegarLoopResult]: For program point L446(lines 446 489) no Hoare annotation was computed. [2020-07-01 10:49:09,539 INFO L268 CegarLoopResult]: For program point L190-2(line 190) no Hoare annotation was computed. [2020-07-01 10:49:09,539 INFO L268 CegarLoopResult]: For program point L215(lines 206 230) no Hoare annotation was computed. [2020-07-01 10:49:09,539 INFO L268 CegarLoopResult]: For program point L372(lines 372 376) no Hoare annotation was computed. [2020-07-01 10:49:09,539 INFO L268 CegarLoopResult]: For program point L339(lines 339 350) no Hoare annotation was computed. [2020-07-01 10:49:09,539 INFO L271 CegarLoopResult]: At program point L463(lines 459 474) the Hoare annotation is: true [2020-07-01 10:49:09,539 INFO L268 CegarLoopResult]: For program point L364(lines 364 400) no Hoare annotation was computed. [2020-07-01 10:49:09,540 INFO L268 CegarLoopResult]: For program point L232(lines 232 234) no Hoare annotation was computed. [2020-07-01 10:49:09,540 INFO L268 CegarLoopResult]: For program point L232-2(lines 231 238) no Hoare annotation was computed. [2020-07-01 10:49:09,540 INFO L268 CegarLoopResult]: For program point L356(lines 356 424) no Hoare annotation was computed. [2020-07-01 10:49:09,540 INFO L268 CegarLoopResult]: For program point L290(lines 290 298) no Hoare annotation was computed. [2020-07-01 10:49:09,540 INFO L268 CegarLoopResult]: For program point L290-1(lines 287 298) no Hoare annotation was computed. [2020-07-01 10:49:09,540 INFO L268 CegarLoopResult]: For program point L447(lines 447 486) no Hoare annotation was computed. [2020-07-01 10:49:09,540 INFO L268 CegarLoopResult]: For program point L125(lines 125 127) no Hoare annotation was computed. [2020-07-01 10:49:09,540 INFO L268 CegarLoopResult]: For program point L150(line 150) no Hoare annotation was computed. [2020-07-01 10:49:09,541 INFO L268 CegarLoopResult]: For program point L150-2(line 150) no Hoare annotation was computed. [2020-07-01 10:49:09,541 INFO L268 CegarLoopResult]: For program point L274(lines 274 285) no Hoare annotation was computed. [2020-07-01 10:49:09,541 INFO L268 CegarLoopResult]: For program point L208(lines 208 214) no Hoare annotation was computed. [2020-07-01 10:49:09,541 INFO L268 CegarLoopResult]: For program point L175(lines 175 177) no Hoare annotation was computed. [2020-07-01 10:49:09,541 INFO L268 CegarLoopResult]: For program point L208-1(lines 206 230) no Hoare annotation was computed. [2020-07-01 10:49:09,541 INFO L268 CegarLoopResult]: For program point L365(lines 365 397) no Hoare annotation was computed. [2020-07-01 10:49:09,541 INFO L268 CegarLoopResult]: For program point L233(line 233) no Hoare annotation was computed. [2020-07-01 10:49:09,542 INFO L268 CegarLoopResult]: For program point L233-2(line 233) no Hoare annotation was computed. [2020-07-01 10:49:09,542 INFO L268 CegarLoopResult]: For program point L357(lines 357 421) no Hoare annotation was computed. [2020-07-01 10:49:09,542 INFO L268 CegarLoopResult]: For program point L291(lines 291 295) no Hoare annotation was computed. [2020-07-01 10:49:09,552 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.07 10:49:09 BasicIcfg [2020-07-01 10:49:09,552 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-01 10:49:09,553 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-07-01 10:49:09,553 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-07-01 10:49:09,556 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-07-01 10:49:09,557 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-01 10:49:09,557 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 01.07 10:49:07" (1/5) ... [2020-07-01 10:49:09,558 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7c545498 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 01.07 10:49:09, skipping insertion in model container [2020-07-01 10:49:09,558 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-01 10:49:09,558 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 10:49:08" (2/5) ... [2020-07-01 10:49:09,558 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7c545498 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 01.07 10:49:09, skipping insertion in model container [2020-07-01 10:49:09,558 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-01 10:49:09,559 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 10:49:09" (3/5) ... [2020-07-01 10:49:09,559 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7c545498 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 01.07 10:49:09, skipping insertion in model container [2020-07-01 10:49:09,559 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-01 10:49:09,559 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 01.07 10:49:09" (4/5) ... [2020-07-01 10:49:09,559 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7c545498 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 01.07 10:49:09, skipping insertion in model container [2020-07-01 10:49:09,560 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-01 10:49:09,560 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.07 10:49:09" (5/5) ... [2020-07-01 10:49:09,561 INFO L371 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 [2020-07-01 10:49:09,587 INFO L356 BuchiCegarLoop]: Interprodecural is true [2020-07-01 10:49:09,588 INFO L357 BuchiCegarLoop]: Hoare is true [2020-07-01 10:49:09,588 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-07-01 10:49:09,588 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-01 10:49:09,588 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-01 10:49:09,588 INFO L361 BuchiCegarLoop]: Difference is false [2020-07-01 10:49:09,588 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-01 10:49:09,588 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-07-01 10:49:09,594 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 118 states. [2020-07-01 10:49:09,620 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 69 [2020-07-01 10:49:09,621 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-07-01 10:49:09,621 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-07-01 10:49:09,629 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-01 10:49:09,629 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2020-07-01 10:49:09,629 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2020-07-01 10:49:09,629 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 118 states. [2020-07-01 10:49:09,636 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 69 [2020-07-01 10:49:09,636 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-07-01 10:49:09,636 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-07-01 10:49:09,638 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-01 10:49:09,638 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2020-07-01 10:49:09,644 INFO L794 eck$LassoCheckResult]: Stem: 81#ULTIMATE.startENTRYtrue [1106] ULTIMATE.startENTRY-->L274: Formula: (and (= 0 v_~p23~0_2) (= 0 v_~p32_new~0_8) (= v_~p31_new~0_8 0) (= 0 v_~p21~0_2) (= v_~ep13~0_9 v_ULTIMATE.start_init_~r131~0_8) (= 0 v_~p12_new~0_8) (= 0 v_~p13~0_2) (= 0 v_~p13_old~0_6) (= 0 v_~p12~0_2) (= 0 v_~p21_old~0_6) (= v_~ep31~0_9 v_ULTIMATE.start_init_~r311~0_8) (= v_~ep32~0_9 v_ULTIMATE.start_init_~r321~0_8) (= 0 v_~p13_new~0_8) (= 0 v_~p23_new~0_8) (= 0 v_~p32~0_2) (= v_ULTIMATE.start_init_~r231~0_8 v_~ep23~0_9) (= 0 v_~p32_old~0_6) (= v_ULTIMATE.start_init_~r211~0_8 v_~ep21~0_9) (= 0 v_~p23_old~0_6) (= 0 v_~p31_old~0_6) (= 0 v_ULTIMATE.start_main_~c1~0_7) (= 0 v_~p21_new~0_8) (= (- 1) v_~nomsg~0_22) (= v_~ep12~0_9 v_ULTIMATE.start_init_~r121~0_8) (= 0 v_~p31~0_2) (= (store (store (store v_~nodes~0.offset_6 0 |#funAddr~node1.offset|) 1 |#funAddr~node2.offset|) 2 |#funAddr~node3.offset|) v_~nodes~0.offset_5) (= 0 v_~p12_old~0_6) (= (store (store (store v_~nodes~0.base_6 0 |#funAddr~node1.base|) 1 |#funAddr~node2.base|) 2 |#funAddr~node3.base|) v_~nodes~0.base_5)) InVars {~nodes~0.offset=v_~nodes~0.offset_6, ~nodes~0.base=v_~nodes~0.base_6} OutVars{ULTIMATE.start_main_#t~nondet32=|v_ULTIMATE.start_main_#t~nondet32_6|, ~ep23~0=v_~ep23~0_9, ULTIMATE.start_main_#t~nondet13=|v_ULTIMATE.start_main_#t~nondet13_6|, ULTIMATE.start_main_#t~nondet8=|v_ULTIMATE.start_main_#t~nondet8_6|, ~p32~0=v_~p32~0_2, ULTIMATE.start_init_~tmp___2~0=v_ULTIMATE.start_init_~tmp___2~0_8, ~id3~0=v_~id3~0_13, ~mode2~0=v_~mode2~0_9, ~r1~0=v_~r1~0_19, ULTIMATE.start_main_#t~nondet29=|v_ULTIMATE.start_main_#t~nondet29_6|, ~nodes~0.base=v_~nodes~0.base_5, ~nodes~0.offset=v_~nodes~0.offset_5, ULTIMATE.start_init_~r321~0=v_ULTIMATE.start_init_~r321~0_8, ULTIMATE.start_main_#t~nondet20=|v_ULTIMATE.start_main_#t~nondet20_6|, ~nomsg~0=v_~nomsg~0_22, ULTIMATE.start_init_~r211~0=v_ULTIMATE.start_init_~r211~0_8, ULTIMATE.start_main_#t~nondet24=|v_ULTIMATE.start_main_#t~nondet24_6|, ~p31_new~0=v_~p31_new~0_8, ~nl3~0=v_~nl3~0_12, ULTIMATE.start_init_~tmp___4~0=v_ULTIMATE.start_init_~tmp___4~0_8, ~p21~0=v_~p21~0_2, ULTIMATE.start_main_#t~nondet17=|v_ULTIMATE.start_main_#t~nondet17_6|, ~p32_old~0=v_~p32_old~0_6, ~id1~0=v_~id1~0_13, ULTIMATE.start_main_#t~nondet31=|v_ULTIMATE.start_main_#t~nondet31_6|, ULTIMATE.start_main_#t~nondet12=|v_ULTIMATE.start_main_#t~nondet12_6|, ~ep21~0=v_~ep21~0_9, ULTIMATE.start_main_#t~nondet9=|v_ULTIMATE.start_main_#t~nondet9_6|, ULTIMATE.start_main_~c1~0=v_ULTIMATE.start_main_~c1~0_7, ~st3~0=v_~st3~0_14, ~r3~0=v_~r3~0_11, ULTIMATE.start_init_~r212~0=v_ULTIMATE.start_init_~r212~0_4, ~ep12~0=v_~ep12~0_9, ~max2~0=v_~max2~0_17, ~m2~0=v_~m2~0_9, ULTIMATE.start_main_#t~nondet28=|v_ULTIMATE.start_main_#t~nondet28_6|, ULTIMATE.start_main_#t~nondet23=|v_ULTIMATE.start_main_#t~nondet23_6|, ~p32_new~0=v_~p32_new~0_8, ~p12~0=v_~p12~0_2, ~ep32~0=v_~ep32~0_9, ~p21_new~0=v_~p21_new~0_8, ~nl1~0=v_~nl1~0_12, ULTIMATE.start_init_~r231~0=v_ULTIMATE.start_init_~r231~0_8, ULTIMATE.start_init_~tmp___0~0=v_ULTIMATE.start_init_~tmp___0~0_8, ~p23~0=v_~p23~0_2, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_3|, ULTIMATE.start_init_~r312~0=v_ULTIMATE.start_init_~r312~0_4, ULTIMATE.start_main_#t~nondet16=|v_ULTIMATE.start_main_#t~nondet16_6|, ULTIMATE.start_init_~r122~0=v_ULTIMATE.start_init_~r122~0_4, ULTIMATE.start_main_#t~nondet30=|v_ULTIMATE.start_main_#t~nondet30_6|, ~p13~0=v_~p13~0_2, ULTIMATE.start_init_~tmp___3~0=v_ULTIMATE.start_init_~tmp___3~0_8, ULTIMATE.start_main_#t~nondet11=|v_ULTIMATE.start_main_#t~nondet11_6|, ULTIMATE.start_init_#res=|v_ULTIMATE.start_init_#res_4|, ULTIMATE.start_main_#t~nondet6=|v_ULTIMATE.start_main_#t~nondet6_6|, ULTIMATE.start_init_~r322~0=v_ULTIMATE.start_init_~r322~0_4, ~st1~0=v_~st1~0_14, ULTIMATE.start_init_~tmp___1~0=v_ULTIMATE.start_init_~tmp___1~0_8, ULTIMATE.start_main_#t~nondet27=|v_ULTIMATE.start_main_#t~nondet27_6|, ~id2~0=v_~id2~0_13, ULTIMATE.start_init_~tmp___5~0=v_ULTIMATE.start_init_~tmp___5~0_26, ULTIMATE.start_main_#t~nondet22=|v_ULTIMATE.start_main_#t~nondet22_6|, ~p13_new~0=v_~p13_new~0_8, ~p31~0=v_~p31~0_2, ULTIMATE.start_main_#t~post35=|v_ULTIMATE.start_main_#t~post35_4|, ~m3~0=v_~m3~0_9, ~r2~0=v_~r2~0_11, ~mode3~0=v_~mode3~0_9, ~p23_old~0=v_~p23_old~0_6, ~p12_old~0=v_~p12_old~0_6, ULTIMATE.start_main_#t~ret34=|v_ULTIMATE.start_main_#t~ret34_4|, ~p21_old~0=v_~p21_old~0_6, ULTIMATE.start_init_~r131~0=v_ULTIMATE.start_init_~r131~0_8, ~ep13~0=v_~ep13~0_9, ~max3~0=v_~max3~0_17, ULTIMATE.start_main_#t~nondet15=|v_ULTIMATE.start_main_#t~nondet15_6|, ULTIMATE.start_main_#t~nondet19=|v_ULTIMATE.start_main_#t~nondet19_6|, ULTIMATE.start_main_#t~nondet10=|v_ULTIMATE.start_main_#t~nondet10_6|, ULTIMATE.start_init_~r132~0=v_ULTIMATE.start_init_~r132~0_4, ~ep31~0=v_~ep31~0_9, ULTIMATE.start_main_#t~nondet14=|v_ULTIMATE.start_main_#t~nondet14_6|, ~nl2~0=v_~nl2~0_12, ULTIMATE.start_main_#t~nondet7=|v_ULTIMATE.start_main_#t~nondet7_6|, ULTIMATE.start_init_~r311~0=v_ULTIMATE.start_init_~r311~0_8, ULTIMATE.start_main_#t~nondet26=|v_ULTIMATE.start_main_#t~nondet26_6|, ULTIMATE.start_main_~i2~0=v_ULTIMATE.start_main_~i2~0_10, ULTIMATE.start_init_~tmp~0=v_ULTIMATE.start_init_~tmp~0_8, ULTIMATE.start_init_~r232~0=v_ULTIMATE.start_init_~r232~0_4, ULTIMATE.start_main_#t~nondet21=|v_ULTIMATE.start_main_#t~nondet21_6|, ULTIMATE.start_main_#t~nondet25=|v_ULTIMATE.start_main_#t~nondet25_6|, ~p12_new~0=v_~p12_new~0_8, ULTIMATE.start_init_~r121~0=v_ULTIMATE.start_init_~r121~0_8, ~p23_new~0=v_~p23_new~0_8, ~max1~0=v_~max1~0_17, ~mode1~0=v_~mode1~0_9, ~p13_old~0=v_~p13_old~0_6, ~st2~0=v_~st2~0_14, ULTIMATE.start_main_#t~ret33=|v_ULTIMATE.start_main_#t~ret33_4|, ~m1~0=v_~m1~0_9, ULTIMATE.start_main_#t~nondet18=|v_ULTIMATE.start_main_#t~nondet18_6|, ~p31_old~0=v_~p31_old~0_6} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet32, ~ep23~0, ULTIMATE.start_main_#t~nondet13, ULTIMATE.start_main_#t~nondet8, ~p32~0, ULTIMATE.start_init_~tmp___2~0, ~id3~0, ~mode2~0, ~r1~0, ULTIMATE.start_main_#t~nondet29, ~nodes~0.base, ~nodes~0.offset, ULTIMATE.start_init_~r321~0, ULTIMATE.start_main_#t~nondet20, ~nomsg~0, ULTIMATE.start_init_~r211~0, ULTIMATE.start_main_#t~nondet24, ~p31_new~0, ~nl3~0, ULTIMATE.start_init_~tmp___4~0, ~p21~0, ULTIMATE.start_main_#t~nondet17, ~p32_old~0, ~id1~0, ULTIMATE.start_main_#t~nondet31, ULTIMATE.start_main_#t~nondet12, ~ep21~0, ULTIMATE.start_main_#t~nondet9, ULTIMATE.start_main_~c1~0, ~st3~0, ~r3~0, ULTIMATE.start_init_~r212~0, ~ep12~0, ~max2~0, ~m2~0, ULTIMATE.start_main_#t~nondet28, ULTIMATE.start_main_#t~nondet23, ~p32_new~0, ~p12~0, ~ep32~0, ~p21_new~0, ~nl1~0, ULTIMATE.start_init_~r231~0, ULTIMATE.start_init_~tmp___0~0, ~p23~0, ULTIMATE.start_main_#res, ULTIMATE.start_init_~r312~0, ULTIMATE.start_main_#t~nondet16, ULTIMATE.start_init_~r122~0, ULTIMATE.start_main_#t~nondet30, ~p13~0, ULTIMATE.start_init_~tmp___3~0, ULTIMATE.start_main_#t~nondet11, ULTIMATE.start_init_#res, ULTIMATE.start_main_#t~nondet6, ULTIMATE.start_init_~r322~0, ~st1~0, ULTIMATE.start_init_~tmp___1~0, ULTIMATE.start_main_#t~nondet27, ~id2~0, ULTIMATE.start_init_~tmp___5~0, ULTIMATE.start_main_#t~nondet22, ~p13_new~0, ~p31~0, ULTIMATE.start_main_#t~post35, ~m3~0, ~r2~0, ~mode3~0, ~p23_old~0, ~p12_old~0, ULTIMATE.start_main_#t~ret34, ~p21_old~0, ULTIMATE.start_init_~r131~0, ~ep13~0, ~max3~0, ULTIMATE.start_main_#t~nondet15, ULTIMATE.start_main_#t~nondet19, ULTIMATE.start_main_#t~nondet10, ULTIMATE.start_init_~r132~0, ~ep31~0, ULTIMATE.start_main_#t~nondet14, ~nl2~0, ULTIMATE.start_main_#t~nondet7, ULTIMATE.start_init_~r311~0, ULTIMATE.start_main_#t~nondet26, ULTIMATE.start_main_~i2~0, ULTIMATE.start_init_~tmp~0, ULTIMATE.start_init_~r232~0, ULTIMATE.start_main_#t~nondet21, ULTIMATE.start_main_#t~nondet25, ~p12_new~0, ULTIMATE.start_init_~r121~0, ~p23_new~0, ~max1~0, ~mode1~0, ~p13_old~0, ~st2~0, ULTIMATE.start_main_#t~ret33, ~m1~0, ULTIMATE.start_main_#t~nondet18, ~p31_old~0] 9#L274true [909] L274-->L277-1: Formula: (and (= v_ULTIMATE.start_init_~tmp~0_3 1) (> 0 v_ULTIMATE.start_init_~r121~0_4)) InVars {ULTIMATE.start_init_~r121~0=v_ULTIMATE.start_init_~r121~0_4} OutVars{ULTIMATE.start_init_~tmp~0=v_ULTIMATE.start_init_~tmp~0_3, ULTIMATE.start_init_~r121~0=v_ULTIMATE.start_init_~r121~0_4} AuxVars[] AssignedVars[ULTIMATE.start_init_~tmp~0] 112#L277-1true [914] L277-1-->L287: Formula: (and (= 0 v_ULTIMATE.start_init_~r122~0_3) (= 0 v_ULTIMATE.start_init_~tmp~0_7)) InVars {ULTIMATE.start_init_~tmp~0=v_ULTIMATE.start_init_~tmp~0_7} OutVars{ULTIMATE.start_init_~tmp~0=v_ULTIMATE.start_init_~tmp~0_7, ULTIMATE.start_init_~r122~0=v_ULTIMATE.start_init_~r122~0_3} AuxVars[] AssignedVars[ULTIMATE.start_init_~r122~0] 48#L287true [918] L287-->L290-1: Formula: (and (< 0 v_ULTIMATE.start_init_~r131~0_6) (= v_ULTIMATE.start_init_~tmp___0~0_3 1)) InVars {ULTIMATE.start_init_~r131~0=v_ULTIMATE.start_init_~r131~0_6} OutVars{ULTIMATE.start_init_~r131~0=v_ULTIMATE.start_init_~r131~0_6, ULTIMATE.start_init_~tmp___0~0=v_ULTIMATE.start_init_~tmp___0~0_3} AuxVars[] AssignedVars[ULTIMATE.start_init_~tmp___0~0] 38#L290-1true [923] L290-1-->L300: Formula: (and (= 0 v_ULTIMATE.start_init_~tmp___0~0_7) (= 0 v_ULTIMATE.start_init_~r132~0_3)) InVars {ULTIMATE.start_init_~tmp___0~0=v_ULTIMATE.start_init_~tmp___0~0_7} OutVars{ULTIMATE.start_init_~r132~0=v_ULTIMATE.start_init_~r132~0_3, ULTIMATE.start_init_~tmp___0~0=v_ULTIMATE.start_init_~tmp___0~0_7} AuxVars[] AssignedVars[ULTIMATE.start_init_~r132~0] 83#L300true [927] L300-->L303-1: Formula: (and (= v_ULTIMATE.start_init_~tmp___1~0_3 1) (> v_ULTIMATE.start_init_~r211~0_4 0)) InVars {ULTIMATE.start_init_~r211~0=v_ULTIMATE.start_init_~r211~0_4} OutVars{ULTIMATE.start_init_~tmp___1~0=v_ULTIMATE.start_init_~tmp___1~0_3, ULTIMATE.start_init_~r211~0=v_ULTIMATE.start_init_~r211~0_4} AuxVars[] AssignedVars[ULTIMATE.start_init_~tmp___1~0] 72#L303-1true [932] L303-1-->L313: Formula: (and (= v_ULTIMATE.start_init_~r212~0_3 0) (= 0 v_ULTIMATE.start_init_~tmp___1~0_7)) InVars {ULTIMATE.start_init_~tmp___1~0=v_ULTIMATE.start_init_~tmp___1~0_7} OutVars{ULTIMATE.start_init_~r212~0=v_ULTIMATE.start_init_~r212~0_3, ULTIMATE.start_init_~tmp___1~0=v_ULTIMATE.start_init_~tmp___1~0_7} AuxVars[] AssignedVars[ULTIMATE.start_init_~r212~0] 100#L313true [936] L313-->L316-1: Formula: (and (= v_ULTIMATE.start_init_~tmp___2~0_3 1) (< v_ULTIMATE.start_init_~r231~0_6 0)) InVars {ULTIMATE.start_init_~r231~0=v_ULTIMATE.start_init_~r231~0_6} OutVars{ULTIMATE.start_init_~tmp___2~0=v_ULTIMATE.start_init_~tmp___2~0_3, ULTIMATE.start_init_~r231~0=v_ULTIMATE.start_init_~r231~0_6} AuxVars[] AssignedVars[ULTIMATE.start_init_~tmp___2~0] 98#L316-1true [941] L316-1-->L326: Formula: (and (< 0 v_ULTIMATE.start_init_~tmp___2~0_7) (= v_ULTIMATE.start_init_~r232~0_3 1)) InVars {ULTIMATE.start_init_~tmp___2~0=v_ULTIMATE.start_init_~tmp___2~0_7} OutVars{ULTIMATE.start_init_~r232~0=v_ULTIMATE.start_init_~r232~0_3, ULTIMATE.start_init_~tmp___2~0=v_ULTIMATE.start_init_~tmp___2~0_7} AuxVars[] AssignedVars[ULTIMATE.start_init_~r232~0] 28#L326true [945] L326-->L329-1: Formula: (and (> 0 v_ULTIMATE.start_init_~r311~0_4) (= v_ULTIMATE.start_init_~tmp___3~0_3 1)) InVars {ULTIMATE.start_init_~r311~0=v_ULTIMATE.start_init_~r311~0_4} OutVars{ULTIMATE.start_init_~r311~0=v_ULTIMATE.start_init_~r311~0_4, ULTIMATE.start_init_~tmp___3~0=v_ULTIMATE.start_init_~tmp___3~0_3} AuxVars[] AssignedVars[ULTIMATE.start_init_~tmp___3~0] 13#L329-1true [950] L329-1-->L339: Formula: (and (= 1 v_ULTIMATE.start_init_~r312~0_3) (< 0 v_ULTIMATE.start_init_~tmp___3~0_7)) InVars {ULTIMATE.start_init_~tmp___3~0=v_ULTIMATE.start_init_~tmp___3~0_7} OutVars{ULTIMATE.start_init_~r312~0=v_ULTIMATE.start_init_~r312~0_3, ULTIMATE.start_init_~tmp___3~0=v_ULTIMATE.start_init_~tmp___3~0_7} AuxVars[] AssignedVars[ULTIMATE.start_init_~r312~0] 51#L339true [954] L339-->L342-1: Formula: (and (= v_ULTIMATE.start_init_~tmp___4~0_3 1) (< 0 v_ULTIMATE.start_init_~r321~0_6)) InVars {ULTIMATE.start_init_~r321~0=v_ULTIMATE.start_init_~r321~0_6} OutVars{ULTIMATE.start_init_~r321~0=v_ULTIMATE.start_init_~r321~0_6, ULTIMATE.start_init_~tmp___4~0=v_ULTIMATE.start_init_~tmp___4~0_3} AuxVars[] AssignedVars[ULTIMATE.start_init_~tmp___4~0] 47#L342-1true [959] L342-1-->L352: Formula: (and (= 0 v_ULTIMATE.start_init_~tmp___4~0_7) (= 0 v_ULTIMATE.start_init_~r322~0_3)) InVars {ULTIMATE.start_init_~tmp___4~0=v_ULTIMATE.start_init_~tmp___4~0_7} OutVars{ULTIMATE.start_init_~r322~0=v_ULTIMATE.start_init_~r322~0_3, ULTIMATE.start_init_~tmp___4~0=v_ULTIMATE.start_init_~tmp___4~0_7} AuxVars[] AssignedVars[ULTIMATE.start_init_~r322~0] 88#L352true [744] L352-->L352-1: Formula: (and (= v_~id1~0_10 v_~id2~0_10) (= v_ULTIMATE.start_init_~tmp___5~0_24 0)) InVars {~id1~0=v_~id1~0_10, ~id2~0=v_~id2~0_10} OutVars{~id1~0=v_~id1~0_10, ~id2~0=v_~id2~0_10, ULTIMATE.start_init_~tmp___5~0=v_ULTIMATE.start_init_~tmp___5~0_24} AuxVars[] AssignedVars[ULTIMATE.start_init_~tmp___5~0] 92#L352-1true [751] L352-1-->L437: Formula: (= |v_ULTIMATE.start_init_#res_2| v_ULTIMATE.start_init_~tmp___5~0_25) InVars {ULTIMATE.start_init_~tmp___5~0=v_ULTIMATE.start_init_~tmp___5~0_25} OutVars{ULTIMATE.start_init_~tmp___5~0=v_ULTIMATE.start_init_~tmp___5~0_25, ULTIMATE.start_init_#res=|v_ULTIMATE.start_init_#res_2|} AuxVars[] AssignedVars[ULTIMATE.start_init_#res] 109#L437true [968] L437-->L574-2: Formula: (and (= 0 |v_ULTIMATE.start___VERIFIER_assume_#in~arg_1|) (= |v_ULTIMATE.start_init_#res_3| v_ULTIMATE.start_main_~i2~0_6) (= v_ULTIMATE.start___VERIFIER_assume_~arg_1 |v_ULTIMATE.start___VERIFIER_assume_#in~arg_1|) (= 0 v_ULTIMATE.start_main_~i2~0_6)) InVars {ULTIMATE.start_init_#res=|v_ULTIMATE.start_init_#res_3|} OutVars{ULTIMATE.start_init_#res=|v_ULTIMATE.start_init_#res_3|, ULTIMATE.start___VERIFIER_assume_~arg=v_ULTIMATE.start___VERIFIER_assume_~arg_1, ULTIMATE.start_main_~i2~0=v_ULTIMATE.start_main_~i2~0_6, ULTIMATE.start___VERIFIER_assume_#in~arg=|v_ULTIMATE.start___VERIFIER_assume_#in~arg_1|, ULTIMATE.start_main_#t~ret33=|v_ULTIMATE.start_main_#t~ret33_2|} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assume_~arg, ULTIMATE.start_main_#t~ret33, ULTIMATE.start_main_~i2~0, ULTIMATE.start___VERIFIER_assume_#in~arg] 15#L574-2true [2020-07-01 10:49:09,645 INFO L796 eck$LassoCheckResult]: Loop: 15#L574-2true [609] L574-2-->L574-2: Formula: (= 0 v_ULTIMATE.start___VERIFIER_assume_~arg_4) InVars {ULTIMATE.start___VERIFIER_assume_~arg=v_ULTIMATE.start___VERIFIER_assume_~arg_4} OutVars{ULTIMATE.start___VERIFIER_assume_~arg=v_ULTIMATE.start___VERIFIER_assume_~arg_4} AuxVars[] AssignedVars[] 15#L574-2true [2020-07-01 10:49:09,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 10:49:09,651 INFO L82 PathProgramCache]: Analyzing trace with hash -1613795758, now seen corresponding path program 1 times [2020-07-01 10:49:09,661 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-01 10:49:09,662 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1909185829] [2020-07-01 10:49:09,662 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-01 10:49:09,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-01 10:49:09,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-01 10:49:09,792 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1909185829] [2020-07-01 10:49:09,793 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-01 10:49:09,794 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-01 10:49:09,794 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [738748704] [2020-07-01 10:49:09,800 INFO L799 eck$LassoCheckResult]: stem already infeasible [2020-07-01 10:49:09,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 10:49:09,801 INFO L82 PathProgramCache]: Analyzing trace with hash 640, now seen corresponding path program 1 times [2020-07-01 10:49:09,801 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-01 10:49:09,801 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1139949894] [2020-07-01 10:49:09,801 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-01 10:49:09,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 10:49:09,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 10:49:09,835 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-01 10:49:09,851 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-01 10:49:09,865 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-01 10:49:09,866 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-01 10:49:09,868 INFO L87 Difference]: Start difference. First operand 118 states. Second operand 3 states. [2020-07-01 10:49:10,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-01 10:49:10,562 INFO L93 Difference]: Finished difference Result 232 states and 612 transitions. [2020-07-01 10:49:10,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-01 10:49:10,566 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer has thrown an exception: java.lang.AssertionError: unknown kind of automaton at de.uni_freiburg.informatik.ultimate.automata.AutomatonDefinitionPrinter.printAutomaton(AutomatonDefinitionPrinter.java:349) at de.uni_freiburg.informatik.ultimate.automata.AutomatonDefinitionPrinter.toString(AutomatonDefinitionPrinter.java:186) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.TermcompProofBenchmark.reportFiniteModule(TermcompProofBenchmark.java:61) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiCegarLoop.refineFinite(BuchiCegarLoop.java:978) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiCegarLoop.iterate(BuchiCegarLoop.java:532) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.doTerminationAnalysis(BuchiAutomizerObserver.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.finish(BuchiAutomizerObserver.java:380) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:317) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2020-07-01 10:49:10,570 INFO L168 Benchmark]: Toolchain (without parser) took 2624.55 ms. Allocated memory was 649.6 MB in the beginning and 686.8 MB in the end (delta: 37.2 MB). Free memory was 560.3 MB in the beginning and 403.8 MB in the end (delta: 156.5 MB). Peak memory consumption was 193.7 MB. Max. memory is 50.3 GB. [2020-07-01 10:49:10,571 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 649.6 MB. Free memory is still 583.2 MB. There was no memory consumed. Max. memory is 50.3 GB. [2020-07-01 10:49:10,572 INFO L168 Benchmark]: CACSL2BoogieTranslator took 431.95 ms. Allocated memory was 649.6 MB in the beginning and 686.8 MB in the end (delta: 37.2 MB). Free memory was 560.3 MB in the beginning and 639.8 MB in the end (delta: -79.5 MB). Peak memory consumption was 29.2 MB. Max. memory is 50.3 GB. [2020-07-01 10:49:10,572 INFO L168 Benchmark]: Boogie Procedure Inliner took 57.99 ms. Allocated memory is still 686.8 MB. Free memory was 639.8 MB in the beginning and 636.5 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 50.3 GB. [2020-07-01 10:49:10,573 INFO L168 Benchmark]: Boogie Preprocessor took 41.41 ms. Allocated memory is still 686.8 MB. Free memory was 636.5 MB in the beginning and 633.2 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 50.3 GB. [2020-07-01 10:49:10,574 INFO L168 Benchmark]: RCFGBuilder took 683.82 ms. Allocated memory is still 686.8 MB. Free memory was 633.2 MB in the beginning and 574.1 MB in the end (delta: 59.1 MB). Peak memory consumption was 59.1 MB. Max. memory is 50.3 GB. [2020-07-01 10:49:10,574 INFO L168 Benchmark]: BlockEncodingV2 took 187.66 ms. Allocated memory is still 686.8 MB. Free memory was 574.1 MB in the beginning and 546.1 MB in the end (delta: 28.0 MB). Peak memory consumption was 28.0 MB. Max. memory is 50.3 GB. [2020-07-01 10:49:10,575 INFO L168 Benchmark]: TraceAbstraction took 200.56 ms. Allocated memory is still 686.8 MB. Free memory was 545.0 MB in the beginning and 526.6 MB in the end (delta: 18.4 MB). Peak memory consumption was 18.4 MB. Max. memory is 50.3 GB. [2020-07-01 10:49:10,575 INFO L168 Benchmark]: BuchiAutomizer took 1015.19 ms. Allocated memory is still 686.8 MB. Free memory was 526.6 MB in the beginning and 403.8 MB in the end (delta: 122.8 MB). Peak memory consumption was 122.8 MB. Max. memory is 50.3 GB. [2020-07-01 10:49:10,579 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: - StatisticsResult: Initial Icfg 123 locations, 214 edges - StatisticsResult: Encoded RCFG 118 locations, 315 edges * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 649.6 MB. Free memory is still 583.2 MB. There was no memory consumed. Max. memory is 50.3 GB. * CACSL2BoogieTranslator took 431.95 ms. Allocated memory was 649.6 MB in the beginning and 686.8 MB in the end (delta: 37.2 MB). Free memory was 560.3 MB in the beginning and 639.8 MB in the end (delta: -79.5 MB). Peak memory consumption was 29.2 MB. Max. memory is 50.3 GB. * Boogie Procedure Inliner took 57.99 ms. Allocated memory is still 686.8 MB. Free memory was 639.8 MB in the beginning and 636.5 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 50.3 GB. * Boogie Preprocessor took 41.41 ms. Allocated memory is still 686.8 MB. Free memory was 636.5 MB in the beginning and 633.2 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 50.3 GB. * RCFGBuilder took 683.82 ms. Allocated memory is still 686.8 MB. Free memory was 633.2 MB in the beginning and 574.1 MB in the end (delta: 59.1 MB). Peak memory consumption was 59.1 MB. Max. memory is 50.3 GB. * BlockEncodingV2 took 187.66 ms. Allocated memory is still 686.8 MB. Free memory was 574.1 MB in the beginning and 546.1 MB in the end (delta: 28.0 MB). Peak memory consumption was 28.0 MB. Max. memory is 50.3 GB. * TraceAbstraction took 200.56 ms. Allocated memory is still 686.8 MB. Free memory was 545.0 MB in the beginning and 526.6 MB in the end (delta: 18.4 MB). Peak memory consumption was 18.4 MB. Max. memory is 50.3 GB. * BuchiAutomizer took 1015.19 ms. Allocated memory is still 686.8 MB. Free memory was 526.6 MB in the beginning and 403.8 MB in the end (delta: 122.8 MB). Peak memory consumption was 122.8 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: 115]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 440]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 158]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 201]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 574]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 449]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 454]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 459]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 545]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 118 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=118occurred 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, 10 LocationsWithAnnotation, 10 PreInvPairs, 10 NumberOfFragments, 10 HoareAnnotationTreeSize, 10 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 10 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: No data available, ReuseStatistics: No data available * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: - ExceptionOrErrorResult: AssertionError: unknown kind of automaton de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: AssertionError: unknown kind of automaton: de.uni_freiburg.informatik.ultimate.automata.AutomatonDefinitionPrinter.printAutomaton(AutomatonDefinitionPrinter.java:349) RESULT: Ultimate could not prove your program: Toolchain returned no result. !SESSION 2020-07-01 10:49:04.695 ----------------------------------------------- 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/sandbox2/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/sandbox2/tmp/BenchExec_run_RbxVc_/tmp -i /export/starexec/sandbox2/benchmark/theBenchmark.c !ENTRY org.eclipse.core.resources 2 10035 2020-07-01 10:49:10.815 !MESSAGE The workspace will exit with unsaved changes in this session. Received shutdown request... Ultimate: GTK+ Version Check