/export/starexec/sandbox/solver/bin/starexec_run_default /export/starexec/sandbox/benchmark/theBenchmark.c /export/starexec/sandbox/output/output_files -------------------------------------------------------------------------------- Ultimate: Cannot open display: This is Ultimate 0.1.25-34f2e62 [2020-07-01 11:14:51,441 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-01 11:14:51,443 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-01 11:14:51,455 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-01 11:14:51,455 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-01 11:14:51,456 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-01 11:14:51,457 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-01 11:14:51,459 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-01 11:14:51,460 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-01 11:14:51,461 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-01 11:14:51,462 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-01 11:14:51,463 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-01 11:14:51,463 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-01 11:14:51,464 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-01 11:14:51,465 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-01 11:14:51,466 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-01 11:14:51,466 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-01 11:14:51,467 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-01 11:14:51,469 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-01 11:14:51,471 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-01 11:14:51,472 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-01 11:14:51,473 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-01 11:14:51,474 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-01 11:14:51,475 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-01 11:14:51,477 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-01 11:14:51,477 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-01 11:14:51,478 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-01 11:14:51,478 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-01 11:14:51,479 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-01 11:14:51,480 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-01 11:14:51,480 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-01 11:14:51,481 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-01 11:14:51,481 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-01 11:14:51,482 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-01 11:14:51,483 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-01 11:14:51,483 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-01 11:14:51,484 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-01 11:14:51,484 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-01 11:14:51,484 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-01 11:14:51,485 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-01 11:14:51,485 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-01 11:14:51,486 INFO L101 SettingsManager]: Beginning loading settings from /export/starexec/sandbox/solver/bin/./../termcomp2017.epf [2020-07-01 11:14:51,501 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-01 11:14:51,501 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-01 11:14:51,502 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-01 11:14:51,503 INFO L138 SettingsManager]: * Rewrite not-equals=true [2020-07-01 11:14:51,503 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-01 11:14:51,503 INFO L138 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE [2020-07-01 11:14:51,503 INFO L138 SettingsManager]: * Use SBE=true [2020-07-01 11:14:51,503 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-07-01 11:14:51,504 INFO L138 SettingsManager]: * Use old map elimination=false [2020-07-01 11:14:51,504 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-07-01 11:14:51,504 INFO L138 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION [2020-07-01 11:14:51,504 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-07-01 11:14:51,504 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-07-01 11:14:51,504 INFO L138 SettingsManager]: * Construct termination proof for TermComp=true [2020-07-01 11:14:51,505 INFO L138 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 11:14:51,505 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-01 11:14:51,505 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-07-01 11:14:51,505 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-01 11:14:51,505 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-01 11:14:51,505 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-07-01 11:14:51,506 INFO L138 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE [2020-07-01 11:14:51,506 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-01 11:14:51,506 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-01 11:14:51,506 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-07-01 11:14:51,506 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 [2020-07-01 11:14:51,507 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-01 11:14:51,507 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-01 11:14:51,507 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-01 11:14:51,507 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-01 11:14:51,678 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-01 11:14:51,692 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-01 11:14:51,696 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-01 11:14:51,698 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-01 11:14:51,698 INFO L275 PluginConnector]: CDTParser initialized [2020-07-01 11:14:51,699 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c [2020-07-01 11:14:51,772 INFO L220 CDTParser]: Created temporary CDT project at /export/starexec/sandbox/tmp/BenchExec_run_mR5726/tmp/8112c43b442048d0a3a80e4b2b86886c/FLAG706b77fe5 [2020-07-01 11:14:52,148 INFO L306 CDTParser]: Found 1 translation units. [2020-07-01 11:14:52,149 INFO L160 CDTParser]: Scanning /export/starexec/sandbox/benchmark/theBenchmark.c [2020-07-01 11:14:52,160 INFO L349 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox/tmp/BenchExec_run_mR5726/tmp/8112c43b442048d0a3a80e4b2b86886c/FLAG706b77fe5 [2020-07-01 11:14:52,523 INFO L357 CDTParser]: Successfully deleted /export/starexec/sandbox/tmp/BenchExec_run_mR5726/tmp/8112c43b442048d0a3a80e4b2b86886c [2020-07-01 11:14:52,534 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-01 11:14:52,536 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. [2020-07-01 11:14:52,537 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-01 11:14:52,537 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-01 11:14:52,540 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-01 11:14:52,541 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.07 11:14:52" (1/1) ... [2020-07-01 11:14:52,544 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b4e4b6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 11:14:52, skipping insertion in model container [2020-07-01 11:14:52,545 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.07 11:14:52" (1/1) ... [2020-07-01 11:14:52,553 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-01 11:14:52,591 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-01 11:14:52,905 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-01 11:14:52,914 INFO L203 MainTranslator]: Completed pre-run [2020-07-01 11:14:52,978 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-01 11:14:52,997 INFO L208 MainTranslator]: Completed translation [2020-07-01 11:14:52,997 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 11:14:52 WrapperNode [2020-07-01 11:14:52,997 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-01 11:14:52,998 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-07-01 11:14:52,999 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-07-01 11:14:52,999 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-07-01 11:14:53,009 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 11:14:52" (1/1) ... [2020-07-01 11:14:53,020 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 11:14:52" (1/1) ... [2020-07-01 11:14:53,057 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-07-01 11:14:53,058 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-01 11:14:53,058 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-01 11:14:53,058 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-01 11:14:53,069 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 11:14:52" (1/1) ... [2020-07-01 11:14:53,069 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 11:14:52" (1/1) ... [2020-07-01 11:14:53,072 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 11:14:52" (1/1) ... [2020-07-01 11:14:53,073 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 11:14:52" (1/1) ... [2020-07-01 11:14:53,083 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 11:14:52" (1/1) ... [2020-07-01 11:14:53,094 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 11:14:52" (1/1) ... [2020-07-01 11:14:53,097 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 11:14:52" (1/1) ... [2020-07-01 11:14:53,102 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-01 11:14:53,103 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-01 11:14:53,103 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-01 11:14:53,103 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-01 11:14:53,104 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 11:14:52" (1/1) ... No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 [2020-07-01 11:14:53,185 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-01 11:14:53,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-01 11:14:53,796 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-01 11:14:53,796 INFO L295 CfgBuilder]: Removed 20 assume(true) statements. [2020-07-01 11:14:53,801 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 11:14:53 BoogieIcfgContainer [2020-07-01 11:14:53,802 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-01 11:14:53,802 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- [2020-07-01 11:14:53,802 INFO L271 PluginConnector]: Initializing BlockEncodingV2... [2020-07-01 11:14:53,804 INFO L275 PluginConnector]: BlockEncodingV2 initialized [2020-07-01 11:14:53,805 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 11:14:53" (1/1) ... [2020-07-01 11:14:53,830 INFO L313 BlockEncoder]: Initial Icfg 135 locations, 235 edges [2020-07-01 11:14:53,832 INFO L258 BlockEncoder]: Using Remove infeasible edges [2020-07-01 11:14:53,833 INFO L263 BlockEncoder]: Using Maximize final states [2020-07-01 11:14:53,833 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false [2020-07-01 11:14:53,834 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE [2020-07-01 11:14:53,836 INFO L296 BlockEncoder]: Using Remove sink states [2020-07-01 11:14:53,837 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true [2020-07-01 11:14:53,837 INFO L179 BlockEncoder]: Using Rewrite not-equals [2020-07-01 11:14:53,892 INFO L185 BlockEncoder]: Using Use SBE [2020-07-01 11:14:53,950 INFO L200 BlockEncoder]: SBE split 98 edges [2020-07-01 11:14:53,957 INFO L70 emoveInfeasibleEdges]: Removed 3 edges and 0 locations because of local infeasibility [2020-07-01 11:14:53,959 INFO L71 MaximizeFinalStates]: 0 new accepting states [2020-07-01 11:14:53,988 INFO L100 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2020-07-01 11:14:53,991 INFO L70 RemoveSinkStates]: Removed 2 edges and 2 locations by removing sink states [2020-07-01 11:14:53,993 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility [2020-07-01 11:14:53,993 INFO L71 MaximizeFinalStates]: 0 new accepting states [2020-07-01 11:14:53,994 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2020-07-01 11:14:53,994 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states [2020-07-01 11:14:53,995 INFO L313 BlockEncoder]: Encoded RCFG 130 locations, 345 edges [2020-07-01 11:14:53,996 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 01.07 11:14:53 BasicIcfg [2020-07-01 11:14:53,996 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- [2020-07-01 11:14:53,997 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-01 11:14:53,997 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-01 11:14:54,001 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-01 11:14:54,001 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.07 11:14:52" (1/4) ... [2020-07-01 11:14:54,002 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ad12079 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.07 11:14:54, skipping insertion in model container [2020-07-01 11:14:54,002 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 11:14:52" (2/4) ... [2020-07-01 11:14:54,002 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ad12079 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.07 11:14:54, skipping insertion in model container [2020-07-01 11:14:54,003 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 11:14:53" (3/4) ... [2020-07-01 11:14:54,003 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ad12079 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.07 11:14:54, skipping insertion in model container [2020-07-01 11:14:54,003 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 01.07 11:14:53" (4/4) ... [2020-07-01 11:14:54,005 INFO L109 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 [2020-07-01 11:14:54,016 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2020-07-01 11:14:54,024 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2020-07-01 11:14:54,039 INFO L251 AbstractCegarLoop]: Starting to check reachability of 0 error locations. [2020-07-01 11:14:54,064 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-01 11:14:54,064 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-01 11:14:54,064 INFO L377 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2020-07-01 11:14:54,064 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-01 11:14:54,064 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-01 11:14:54,065 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-01 11:14:54,065 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-01 11:14:54,065 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-01 11:14:54,083 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states. [2020-07-01 11:14:54,093 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-01 11:14:54,099 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 130 states. [2020-07-01 11:14:54,173 INFO L268 CegarLoopResult]: For program point L159(lines 159 161) no Hoare annotation was computed. [2020-07-01 11:14:54,173 INFO L268 CegarLoopResult]: For program point L382(lines 382 466) no Hoare annotation was computed. [2020-07-01 11:14:54,173 INFO L268 CegarLoopResult]: For program point L126(lines 126 133) no Hoare annotation was computed. [2020-07-01 11:14:54,174 INFO L268 CegarLoopResult]: For program point L126-1(lines 124 151) no Hoare annotation was computed. [2020-07-01 11:14:54,174 INFO L268 CegarLoopResult]: For program point L506(lines 506 510) no Hoare annotation was computed. [2020-07-01 11:14:54,174 INFO L268 CegarLoopResult]: For program point L143(lines 143 149) no Hoare annotation was computed. [2020-07-01 11:14:54,174 INFO L268 CegarLoopResult]: For program point L399(lines 399 415) no Hoare annotation was computed. [2020-07-01 11:14:54,174 INFO L268 CegarLoopResult]: For program point L366(lines 366 377) no Hoare annotation was computed. [2020-07-01 11:14:54,174 INFO L268 CegarLoopResult]: For program point L143-1(lines 143 149) no Hoare annotation was computed. [2020-07-01 11:14:54,174 INFO L268 CegarLoopResult]: For program point L391(lines 391 439) no Hoare annotation was computed. [2020-07-01 11:14:54,175 INFO L268 CegarLoopResult]: For program point L226(lines 226 267) no Hoare annotation was computed. [2020-07-01 11:14:54,175 INFO L268 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2020-07-01 11:14:54,175 INFO L271 CegarLoopResult]: At program point L226-2(lines 220 270) the Hoare annotation is: true [2020-07-01 11:14:54,175 INFO L268 CegarLoopResult]: For program point L383(lines 383 463) no Hoare annotation was computed. [2020-07-01 11:14:54,175 INFO L268 CegarLoopResult]: For program point L160-2(line 160) no Hoare annotation was computed. [2020-07-01 11:14:54,176 INFO L268 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-07-01 11:14:54,176 INFO L268 CegarLoopResult]: For program point L317(lines 317 325) no Hoare annotation was computed. [2020-07-01 11:14:54,176 INFO L268 CegarLoopResult]: For program point L317-1(lines 314 325) no Hoare annotation was computed. [2020-07-01 11:14:54,176 INFO L268 CegarLoopResult]: For program point L185(lines 185 192) no Hoare annotation was computed. [2020-07-01 11:14:54,176 INFO L268 CegarLoopResult]: For program point L152(lines 152 163) no Hoare annotation was computed. [2020-07-01 11:14:54,176 INFO L268 CegarLoopResult]: For program point L152-1(lines 152 163) no Hoare annotation was computed. [2020-07-01 11:14:54,176 INFO L271 CegarLoopResult]: At program point L532(lines 479 534) the Hoare annotation is: true [2020-07-01 11:14:54,177 INFO L268 CegarLoopResult]: For program point L210(lines 210 212) no Hoare annotation was computed. [2020-07-01 11:14:54,177 INFO L268 CegarLoopResult]: For program point L177(lines 177 184) no Hoare annotation was computed. [2020-07-01 11:14:54,177 INFO L268 CegarLoopResult]: For program point L144(lines 144 148) no Hoare annotation was computed. [2020-07-01 11:14:54,177 INFO L268 CegarLoopResult]: For program point L177-1(lines 175 202) no Hoare annotation was computed. [2020-07-01 11:14:54,177 INFO L268 CegarLoopResult]: For program point L400(lines 400 412) no Hoare annotation was computed. [2020-07-01 11:14:54,177 INFO L268 CegarLoopResult]: For program point L623(lines 623 634) no Hoare annotation was computed. [2020-07-01 11:14:54,177 INFO L268 CegarLoopResult]: For program point L301(lines 301 312) no Hoare annotation was computed. [2020-07-01 11:14:54,178 INFO L268 CegarLoopResult]: For program point L491(lines 491 519) no Hoare annotation was computed. [2020-07-01 11:14:54,178 INFO L268 CegarLoopResult]: For program point L392(lines 392 436) no Hoare annotation was computed. [2020-07-01 11:14:54,178 INFO L268 CegarLoopResult]: For program point L194(lines 194 200) no Hoare annotation was computed. [2020-07-01 11:14:54,178 INFO L268 CegarLoopResult]: For program point L194-1(lines 194 200) no Hoare annotation was computed. [2020-07-01 11:14:54,178 INFO L268 CegarLoopResult]: For program point L384(lines 384 460) no Hoare annotation was computed. [2020-07-01 11:14:54,178 INFO L268 CegarLoopResult]: For program point L318(lines 318 322) no Hoare annotation was computed. [2020-07-01 11:14:54,178 INFO L268 CegarLoopResult]: For program point L153(lines 153 157) no Hoare annotation was computed. [2020-07-01 11:14:54,179 INFO L268 CegarLoopResult]: For program point L153-1(lines 152 163) no Hoare annotation was computed. [2020-07-01 11:14:54,179 INFO L268 CegarLoopResult]: For program point L343(lines 343 351) no Hoare annotation was computed. [2020-07-01 11:14:54,179 INFO L268 CegarLoopResult]: For program point L343-1(lines 340 351) no Hoare annotation was computed. [2020-07-01 11:14:54,179 INFO L268 CegarLoopResult]: For program point L211(line 211) no Hoare annotation was computed. [2020-07-01 11:14:54,179 INFO L268 CegarLoopResult]: For program point L211-2(line 211) no Hoare annotation was computed. [2020-07-01 11:14:54,179 INFO L268 CegarLoopResult]: For program point L401(lines 401 409) no Hoare annotation was computed. [2020-07-01 11:14:54,179 INFO L268 CegarLoopResult]: For program point L236(lines 236 243) no Hoare annotation was computed. [2020-07-01 11:14:54,180 INFO L271 CegarLoopResult]: At program point L492(lines 488 519) the Hoare annotation is: true [2020-07-01 11:14:54,180 INFO L268 CegarLoopResult]: For program point L203(lines 203 214) no Hoare annotation was computed. [2020-07-01 11:14:54,180 INFO L268 CegarLoopResult]: For program point L203-1(lines 203 214) no Hoare annotation was computed. [2020-07-01 11:14:54,180 INFO L268 CegarLoopResult]: For program point L137(lines 137 140) no Hoare annotation was computed. [2020-07-01 11:14:54,180 INFO L268 CegarLoopResult]: For program point L393(lines 393 433) no Hoare annotation was computed. [2020-07-01 11:14:54,180 INFO L268 CegarLoopResult]: For program point L327(lines 327 338) no Hoare annotation was computed. [2020-07-01 11:14:54,181 INFO L271 CegarLoopResult]: At program point L616-2(lines 616 620) the Hoare annotation is: true [2020-07-01 11:14:54,181 INFO L268 CegarLoopResult]: For program point L261(lines 261 263) no Hoare annotation was computed. [2020-07-01 11:14:54,181 INFO L268 CegarLoopResult]: For program point L228(lines 228 235) no Hoare annotation was computed. [2020-07-01 11:14:54,181 INFO L268 CegarLoopResult]: For program point L484(lines 484 531) no Hoare annotation was computed. [2020-07-01 11:14:54,181 INFO L268 CegarLoopResult]: For program point L195(lines 195 199) no Hoare annotation was computed. [2020-07-01 11:14:54,181 INFO L268 CegarLoopResult]: For program point L228-1(lines 226 253) no Hoare annotation was computed. [2020-07-01 11:14:54,181 INFO L268 CegarLoopResult]: For program point L484-1(lines 484 531) no Hoare annotation was computed. [2020-07-01 11:14:54,181 INFO L268 CegarLoopResult]: For program point L385(lines 385 457) no Hoare annotation was computed. [2020-07-01 11:14:54,182 INFO L268 CegarLoopResult]: For program point L129(lines 129 132) no Hoare annotation was computed. [2020-07-01 11:14:54,182 INFO L271 CegarLoopResult]: At program point L476(lines 272 478) the Hoare annotation is: true [2020-07-01 11:14:54,182 INFO L268 CegarLoopResult]: For program point L154(lines 154 156) no Hoare annotation was computed. [2020-07-01 11:14:54,182 INFO L268 CegarLoopResult]: For program point L344(lines 344 348) no Hoare annotation was computed. [2020-07-01 11:14:54,182 INFO L268 CegarLoopResult]: For program point L245(lines 245 251) no Hoare annotation was computed. [2020-07-01 11:14:54,182 INFO L268 CegarLoopResult]: For program point L501(lines 501 513) no Hoare annotation was computed. [2020-07-01 11:14:54,183 INFO L268 CegarLoopResult]: For program point L245-1(lines 245 251) no Hoare annotation was computed. [2020-07-01 11:14:54,183 INFO L268 CegarLoopResult]: For program point L402(lines 402 406) no Hoare annotation was computed. [2020-07-01 11:14:54,183 INFO L268 CegarLoopResult]: For program point L369(lines 369 377) no Hoare annotation was computed. [2020-07-01 11:14:54,183 INFO L268 CegarLoopResult]: For program point L369-1(lines 366 377) no Hoare annotation was computed. [2020-07-01 11:14:54,183 INFO L268 CegarLoopResult]: For program point L204(lines 204 208) no Hoare annotation was computed. [2020-07-01 11:14:54,183 INFO L268 CegarLoopResult]: For program point L204-1(lines 203 214) no Hoare annotation was computed. [2020-07-01 11:14:54,183 INFO L268 CegarLoopResult]: For program point L394(lines 394 430) no Hoare annotation was computed. [2020-07-01 11:14:54,183 INFO L268 CegarLoopResult]: For program point L262(line 262) no Hoare annotation was computed. [2020-07-01 11:14:54,184 INFO L268 CegarLoopResult]: For program point L485(lines 485 528) no Hoare annotation was computed. [2020-07-01 11:14:54,184 INFO L268 CegarLoopResult]: For program point L262-2(line 262) no Hoare annotation was computed. [2020-07-01 11:14:54,184 INFO L268 CegarLoopResult]: For program point L386(lines 386 454) no Hoare annotation was computed. [2020-07-01 11:14:54,184 INFO L268 CegarLoopResult]: For program point L353(lines 353 364) no Hoare annotation was computed. [2020-07-01 11:14:54,184 INFO L268 CegarLoopResult]: For program point L254(lines 254 265) no Hoare annotation was computed. [2020-07-01 11:14:54,184 INFO L268 CegarLoopResult]: For program point L254-1(lines 254 265) no Hoare annotation was computed. [2020-07-01 11:14:54,184 INFO L268 CegarLoopResult]: For program point L188(lines 188 191) no Hoare annotation was computed. [2020-07-01 11:14:54,185 INFO L268 CegarLoopResult]: For program point L155(line 155) no Hoare annotation was computed. [2020-07-01 11:14:54,185 INFO L268 CegarLoopResult]: For program point L155-2(line 155) no Hoare annotation was computed. [2020-07-01 11:14:54,185 INFO L268 CegarLoopResult]: For program point L246(lines 246 250) no Hoare annotation was computed. [2020-07-01 11:14:54,185 INFO L271 CegarLoopResult]: At program point L502(lines 498 513) the Hoare annotation is: true [2020-07-01 11:14:54,185 INFO L268 CegarLoopResult]: For program point L180(lines 180 183) no Hoare annotation was computed. [2020-07-01 11:14:54,185 INFO L268 CegarLoopResult]: For program point L370(lines 370 374) no Hoare annotation was computed. [2020-07-01 11:14:54,185 INFO L268 CegarLoopResult]: For program point L304(lines 304 312) no Hoare annotation was computed. [2020-07-01 11:14:54,186 INFO L268 CegarLoopResult]: For program point L304-1(lines 301 312) no Hoare annotation was computed. [2020-07-01 11:14:54,186 INFO L268 CegarLoopResult]: For program point L205(lines 205 207) no Hoare annotation was computed. [2020-07-01 11:14:54,186 INFO L268 CegarLoopResult]: For program point L395(lines 395 427) no Hoare annotation was computed. [2020-07-01 11:14:54,186 INFO L268 CegarLoopResult]: For program point L486(lines 486 525) no Hoare annotation was computed. [2020-07-01 11:14:54,186 INFO L268 CegarLoopResult]: For program point L387(lines 387 451) no Hoare annotation was computed. [2020-07-01 11:14:54,186 INFO L268 CegarLoopResult]: For program point L255(lines 255 259) no Hoare annotation was computed. [2020-07-01 11:14:54,186 INFO L268 CegarLoopResult]: For program point L255-1(lines 254 265) no Hoare annotation was computed. [2020-07-01 11:14:54,187 INFO L268 CegarLoopResult]: For program point L379(lines 379 475) no Hoare annotation was computed. [2020-07-01 11:14:54,187 INFO L268 CegarLoopResult]: For program point L379-1(lines 379 475) no Hoare annotation was computed. [2020-07-01 11:14:54,187 INFO L268 CegarLoopResult]: For program point L305(lines 305 309) no Hoare annotation was computed. [2020-07-01 11:14:54,187 INFO L268 CegarLoopResult]: For program point L239(lines 239 242) no Hoare annotation was computed. [2020-07-01 11:14:54,187 INFO L268 CegarLoopResult]: For program point L206(line 206) no Hoare annotation was computed. [2020-07-01 11:14:54,187 INFO L268 CegarLoopResult]: For program point L206-2(line 206) no Hoare annotation was computed. [2020-07-01 11:14:54,187 INFO L268 CegarLoopResult]: For program point L396(lines 396 424) no Hoare annotation was computed. [2020-07-01 11:14:54,187 INFO L268 CegarLoopResult]: For program point L330(lines 330 338) no Hoare annotation was computed. [2020-07-01 11:14:54,188 INFO L268 CegarLoopResult]: For program point L330-1(lines 327 338) no Hoare annotation was computed. [2020-07-01 11:14:54,188 INFO L268 CegarLoopResult]: For program point L231(lines 231 234) no Hoare annotation was computed. [2020-07-01 11:14:54,188 INFO L268 CegarLoopResult]: For program point L487(lines 487 522) no Hoare annotation was computed. [2020-07-01 11:14:54,188 INFO L268 CegarLoopResult]: For program point L388(lines 388 448) no Hoare annotation was computed. [2020-07-01 11:14:54,188 INFO L268 CegarLoopResult]: For program point L611(lines 611 622) no Hoare annotation was computed. [2020-07-01 11:14:54,188 INFO L268 CegarLoopResult]: For program point L256(lines 256 258) no Hoare annotation was computed. [2020-07-01 11:14:54,188 INFO L268 CegarLoopResult]: For program point L380(lines 380 472) no Hoare annotation was computed. [2020-07-01 11:14:54,189 INFO L268 CegarLoopResult]: For program point L124(lines 124 165) no Hoare annotation was computed. [2020-07-01 11:14:54,189 INFO L268 CegarLoopResult]: For program point L314(lines 314 325) no Hoare annotation was computed. [2020-07-01 11:14:54,189 INFO L271 CegarLoopResult]: At program point L124-2(lines 118 168) the Hoare annotation is: true [2020-07-01 11:14:54,189 INFO L268 CegarLoopResult]: For program point L628(lines 628 632) no Hoare annotation was computed. [2020-07-01 11:14:54,189 INFO L268 CegarLoopResult]: For program point L496(lines 496 516) no Hoare annotation was computed. [2020-07-01 11:14:54,189 INFO L268 CegarLoopResult]: For program point L397(lines 397 421) no Hoare annotation was computed. [2020-07-01 11:14:54,189 INFO L268 CegarLoopResult]: For program point L331(lines 331 335) no Hoare annotation was computed. [2020-07-01 11:14:54,190 INFO L271 CegarLoopResult]: At program point L587-2(lines 587 608) the Hoare annotation is: true [2020-07-01 11:14:54,190 INFO L268 CegarLoopResult]: For program point L488(lines 488 519) no Hoare annotation was computed. [2020-07-01 11:14:54,190 INFO L268 CegarLoopResult]: For program point L389(lines 389 445) no Hoare annotation was computed. [2020-07-01 11:14:54,190 INFO L268 CegarLoopResult]: For program point L356(lines 356 364) no Hoare annotation was computed. [2020-07-01 11:14:54,190 INFO L268 CegarLoopResult]: For program point L356-1(lines 353 364) no Hoare annotation was computed. [2020-07-01 11:14:54,190 INFO L268 CegarLoopResult]: For program point L257(line 257) no Hoare annotation was computed. [2020-07-01 11:14:54,190 INFO L268 CegarLoopResult]: For program point L257-2(line 257) no Hoare annotation was computed. [2020-07-01 11:14:54,190 INFO L268 CegarLoopResult]: For program point L381(lines 381 469) no Hoare annotation was computed. [2020-07-01 11:14:54,191 INFO L268 CegarLoopResult]: For program point L340(lines 340 351) no Hoare annotation was computed. [2020-07-01 11:14:54,191 INFO L271 CegarLoopResult]: At program point L497(lines 493 516) the Hoare annotation is: true [2020-07-01 11:14:54,191 INFO L268 CegarLoopResult]: For program point L175(lines 175 216) no Hoare annotation was computed. [2020-07-01 11:14:54,191 INFO L268 CegarLoopResult]: For program point L398(lines 398 418) no Hoare annotation was computed. [2020-07-01 11:14:54,191 INFO L271 CegarLoopResult]: At program point L175-2(lines 169 219) the Hoare annotation is: true [2020-07-01 11:14:54,191 INFO L268 CegarLoopResult]: For program point L134(lines 134 141) no Hoare annotation was computed. [2020-07-01 11:14:54,191 INFO L268 CegarLoopResult]: For program point L390(lines 390 442) no Hoare annotation was computed. [2020-07-01 11:14:54,192 INFO L268 CegarLoopResult]: For program point L357(lines 357 361) no Hoare annotation was computed. [2020-07-01 11:14:54,202 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.07 11:14:54 BasicIcfg [2020-07-01 11:14:54,202 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-01 11:14:54,203 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-07-01 11:14:54,203 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-07-01 11:14:54,206 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-07-01 11:14:54,207 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-01 11:14:54,207 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 01.07 11:14:52" (1/5) ... [2020-07-01 11:14:54,208 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2ffacb92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 01.07 11:14:54, skipping insertion in model container [2020-07-01 11:14:54,208 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-01 11:14:54,208 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 11:14:52" (2/5) ... [2020-07-01 11:14:54,208 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2ffacb92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 01.07 11:14:54, skipping insertion in model container [2020-07-01 11:14:54,209 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-01 11:14:54,209 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 11:14:53" (3/5) ... [2020-07-01 11:14:54,209 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2ffacb92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 01.07 11:14:54, skipping insertion in model container [2020-07-01 11:14:54,209 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-01 11:14:54,209 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 01.07 11:14:53" (4/5) ... [2020-07-01 11:14:54,210 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2ffacb92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 01.07 11:14:54, skipping insertion in model container [2020-07-01 11:14:54,210 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-01 11:14:54,210 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.07 11:14:54" (5/5) ... [2020-07-01 11:14:54,211 INFO L371 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 [2020-07-01 11:14:54,237 INFO L356 BuchiCegarLoop]: Interprodecural is true [2020-07-01 11:14:54,238 INFO L357 BuchiCegarLoop]: Hoare is true [2020-07-01 11:14:54,238 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-07-01 11:14:54,238 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-01 11:14:54,238 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-01 11:14:54,238 INFO L361 BuchiCegarLoop]: Difference is false [2020-07-01 11:14:54,238 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-01 11:14:54,239 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-07-01 11:14:54,244 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 130 states. [2020-07-01 11:14:54,273 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 78 [2020-07-01 11:14:54,277 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-07-01 11:14:54,277 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-07-01 11:14:54,285 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 11:14:54,285 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2020-07-01 11:14:54,286 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2020-07-01 11:14:54,286 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 130 states. [2020-07-01 11:14:54,294 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 78 [2020-07-01 11:14:54,294 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-07-01 11:14:54,294 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-07-01 11:14:54,295 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 11:14:54,295 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2020-07-01 11:14:54,302 INFO L794 eck$LassoCheckResult]: Stem: 91#ULTIMATE.startENTRYtrue [1211] ULTIMATE.startENTRY-->L301: 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, ULTIMATE.start_main_#t~ret36=|v_ULTIMATE.start_main_#t~ret36_4|, ~newmax3~0=v_~newmax3~0_10, ~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~nondet35=|v_ULTIMATE.start_main_#t~nondet35_6|, 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~nondet34=|v_ULTIMATE.start_main_#t~nondet34_6|, ULTIMATE.start_main_#t~nondet11=|v_ULTIMATE.start_main_#t~nondet11_6|, ULTIMATE.start_init_#res=|v_ULTIMATE.start_init_#res_4|, ~newmax1~0=v_~newmax1~0_10, 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_29, 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, ~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, ~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_main_#t~nondet33=|v_ULTIMATE.start_main_#t~nondet33_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, ~newmax2~0=v_~newmax2~0_10, 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, ULTIMATE.start_main_#t~post38=|v_ULTIMATE.start_main_#t~post38_4|, ~max1~0=v_~max1~0_17, ~mode1~0=v_~mode1~0_9, ULTIMATE.start_main_#t~ret37=|v_ULTIMATE.start_main_#t~ret37_4|, ~p13_old~0=v_~p13_old~0_6, ~st2~0=v_~st2~0_14, ~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, ULTIMATE.start_main_#t~ret36, ~newmax3~0, ~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~nondet35, 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~nondet34, ULTIMATE.start_main_#t~nondet11, ULTIMATE.start_init_#res, ~newmax1~0, 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, ~m3~0, ~r2~0, ~mode3~0, ~p23_old~0, ~p12_old~0, ~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_main_#t~nondet33, ULTIMATE.start_init_~r132~0, ~ep31~0, ULTIMATE.start_main_#t~nondet14, ~nl2~0, ULTIMATE.start_main_#t~nondet7, ULTIMATE.start_init_~r311~0, ~newmax2~0, 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, ULTIMATE.start_main_#t~post38, ~max1~0, ~mode1~0, ULTIMATE.start_main_#t~ret37, ~p13_old~0, ~st2~0, ~m1~0, ULTIMATE.start_main_#t~nondet18, ~p31_old~0] 45#L301true [996] L301-->L304-1: 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] 26#L304-1true [1001] L304-1-->L314: 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] 80#L314true [1005] L314-->L317-1: 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] 58#L317-1true [1010] L317-1-->L327: 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] 110#L327true [1014] L327-->L330-1: 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] 89#L330-1true [1019] L330-1-->L340: 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] 8#L340true [1023] L340-->L343-1: 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] 7#L343-1true [1028] L343-1-->L353: 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] 53#L353true [1032] L353-->L356-1: 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] 28#L356-1true [1037] L356-1-->L366: 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] 84#L366true [1041] L366-->L369-1: 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] 79#L369-1true [1046] L369-1-->L379: 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] 130#L379true [872] L379-->L379-1: Formula: (and (= v_~id1~0_10 v_~id2~0_10) (= v_ULTIMATE.start_init_~tmp___5~0_27 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_27} AuxVars[] AssignedVars[ULTIMATE.start_init_~tmp___5~0] 132#L379-1true [875] L379-1-->L476: Formula: (= |v_ULTIMATE.start_init_#res_2| v_ULTIMATE.start_init_~tmp___5~0_28) InVars {ULTIMATE.start_init_~tmp___5~0=v_ULTIMATE.start_init_~tmp___5~0_28} OutVars{ULTIMATE.start_init_~tmp___5~0=v_ULTIMATE.start_init_~tmp___5~0_28, ULTIMATE.start_init_#res=|v_ULTIMATE.start_init_#res_2|} AuxVars[] AssignedVars[ULTIMATE.start_init_#res] 94#L476true [1055] L476-->L616-2: 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_main_#t~ret36=|v_ULTIMATE.start_main_#t~ret36_2|, ULTIMATE.start___VERIFIER_assume_#in~arg=|v_ULTIMATE.start___VERIFIER_assume_#in~arg_1|} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assume_~arg, ULTIMATE.start_main_#t~ret36, ULTIMATE.start_main_~i2~0, ULTIMATE.start___VERIFIER_assume_#in~arg] 113#L616-2true [2020-07-01 11:14:54,302 INFO L796 eck$LassoCheckResult]: Loop: 113#L616-2true [842] L616-2-->L616-2: 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[] 113#L616-2true [2020-07-01 11:14:54,309 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 11:14:54,310 INFO L82 PathProgramCache]: Analyzing trace with hash -6824604, now seen corresponding path program 1 times [2020-07-01 11:14:54,319 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-01 11:14:54,319 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [935726027] [2020-07-01 11:14:54,320 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-01 11:14:54,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-01 11:14:54,450 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 11:14:54,451 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [935726027] [2020-07-01 11:14:54,452 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-01 11:14:54,452 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-01 11:14:54,452 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [581728832] [2020-07-01 11:14:54,458 INFO L799 eck$LassoCheckResult]: stem already infeasible [2020-07-01 11:14:54,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 11:14:54,458 INFO L82 PathProgramCache]: Analyzing trace with hash 873, now seen corresponding path program 1 times [2020-07-01 11:14:54,459 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-01 11:14:54,459 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [283665742] [2020-07-01 11:14:54,459 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-01 11:14:54,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 11:14:54,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 11:14:54,495 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-01 11:14:54,511 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-01 11:14:54,525 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-01 11:14:54,525 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-01 11:14:54,527 INFO L87 Difference]: Start difference. First operand 130 states. Second operand 3 states. [2020-07-01 11:14:55,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-01 11:14:55,336 INFO L93 Difference]: Finished difference Result 256 states and 672 transitions. [2020-07-01 11:14:55,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-01 11:14:55,340 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 11:14:55,365 INFO L168 Benchmark]: Toolchain (without parser) took 2828.35 ms. Allocated memory was 649.6 MB in the beginning and 760.2 MB in the end (delta: 110.6 MB). Free memory was 560.3 MB in the beginning and 709.5 MB in the end (delta: -149.1 MB). There was no memory consumed. Max. memory is 50.3 GB. [2020-07-01 11:14:55,365 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 649.6 MB. Free memory is still 583.3 MB. There was no memory consumed. Max. memory is 50.3 GB. [2020-07-01 11:14:55,366 INFO L168 Benchmark]: CACSL2BoogieTranslator took 461.33 ms. Allocated memory was 649.6 MB in the beginning and 687.9 MB in the end (delta: 38.3 MB). Free memory was 560.3 MB in the beginning and 639.8 MB in the end (delta: -79.4 MB). Peak memory consumption was 29.2 MB. Max. memory is 50.3 GB. [2020-07-01 11:14:55,366 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.08 ms. Allocated memory is still 687.9 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 11:14:55,367 INFO L168 Benchmark]: Boogie Preprocessor took 44.53 ms. Allocated memory is still 687.9 MB. Free memory was 636.5 MB in the beginning and 632.2 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 50.3 GB. [2020-07-01 11:14:55,368 INFO L168 Benchmark]: RCFGBuilder took 699.06 ms. Allocated memory is still 687.9 MB. Free memory was 632.2 MB in the beginning and 568.8 MB in the end (delta: 63.4 MB). Peak memory consumption was 63.4 MB. Max. memory is 50.3 GB. [2020-07-01 11:14:55,368 INFO L168 Benchmark]: BlockEncodingV2 took 194.21 ms. Allocated memory is still 687.9 MB. Free memory was 568.8 MB in the beginning and 538.6 MB in the end (delta: 30.2 MB). Peak memory consumption was 30.2 MB. Max. memory is 50.3 GB. [2020-07-01 11:14:55,369 INFO L168 Benchmark]: TraceAbstraction took 204.92 ms. Allocated memory is still 687.9 MB. Free memory was 537.5 MB in the beginning and 518.0 MB in the end (delta: 19.5 MB). Peak memory consumption was 19.5 MB. Max. memory is 50.3 GB. [2020-07-01 11:14:55,369 INFO L168 Benchmark]: BuchiAutomizer took 1159.25 ms. Allocated memory was 687.9 MB in the beginning and 760.2 MB in the end (delta: 72.4 MB). Free memory was 518.0 MB in the beginning and 709.5 MB in the end (delta: -191.5 MB). There was no memory consumed. Max. memory is 50.3 GB. [2020-07-01 11:14:55,373 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: - StatisticsResult: Initial Icfg 135 locations, 235 edges - StatisticsResult: Encoded RCFG 130 locations, 345 edges * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 649.6 MB. Free memory is still 583.3 MB. There was no memory consumed. Max. memory is 50.3 GB. * CACSL2BoogieTranslator took 461.33 ms. Allocated memory was 649.6 MB in the beginning and 687.9 MB in the end (delta: 38.3 MB). Free memory was 560.3 MB in the beginning and 639.8 MB in the end (delta: -79.4 MB). Peak memory consumption was 29.2 MB. Max. memory is 50.3 GB. * Boogie Procedure Inliner took 59.08 ms. Allocated memory is still 687.9 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 44.53 ms. Allocated memory is still 687.9 MB. Free memory was 636.5 MB in the beginning and 632.2 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 50.3 GB. * RCFGBuilder took 699.06 ms. Allocated memory is still 687.9 MB. Free memory was 632.2 MB in the beginning and 568.8 MB in the end (delta: 63.4 MB). Peak memory consumption was 63.4 MB. Max. memory is 50.3 GB. * BlockEncodingV2 took 194.21 ms. Allocated memory is still 687.9 MB. Free memory was 568.8 MB in the beginning and 538.6 MB in the end (delta: 30.2 MB). Peak memory consumption was 30.2 MB. Max. memory is 50.3 GB. * TraceAbstraction took 204.92 ms. Allocated memory is still 687.9 MB. Free memory was 537.5 MB in the beginning and 518.0 MB in the end (delta: 19.5 MB). Peak memory consumption was 19.5 MB. Max. memory is 50.3 GB. * BuchiAutomizer took 1159.25 ms. Allocated memory was 687.9 MB in the beginning and 760.2 MB in the end (delta: 72.4 MB). Free memory was 518.0 MB in the beginning and 709.5 MB in the end (delta: -191.5 MB). There was no memory consumed. 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: 479]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 587]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 220]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 272]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 493]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 498]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 616]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 130 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=130occurred 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 11:14:49.247 ----------------------------------------------- eclipse.buildId=unknown java.version=1.8.0_242 java.vendor=Oracle Corporation BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox/benchmark/theBenchmark.c Command-line arguments: -os linux -ws gtk -arch x86_64 -consoleLog -data @user.home/.ultimate -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -data /export/starexec/sandbox/tmp/BenchExec_run_mR5726/tmp -i /export/starexec/sandbox/benchmark/theBenchmark.c !ENTRY org.eclipse.core.resources 2 10035 2020-07-01 11:14:55.608 !MESSAGE The workspace will exit with unsaved changes in this session. Received shutdown request... Ultimate: GTK+ Version Check