java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem01_label13.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-02 00:42:25,429 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-02 00:42:25,431 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-02 00:42:25,442 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-10-02 00:42:25,451 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-02 00:42:25,452 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-02 00:42:25,453 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-02 00:42:25,454 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-02 00:42:25,455 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-02 00:42:25,456 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-02 00:42:25,458 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-02 00:42:25,459 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-02 00:42:25,461 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-02 00:42:25,462 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-02 00:42:25,463 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-02 00:42:25,464 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-02 00:42:25,466 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-10-02 00:42:25,473 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-02 00:42:25,474 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-02 00:42:25,474 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-02 00:42:25,475 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-02 00:42:25,489 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-02 00:42:25,490 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-02 00:42:25,491 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-02 00:42:25,491 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-02 00:42:25,491 INFO L138 SettingsManager]: * Use SBE=true [2019-10-02 00:42:25,492 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-02 00:42:25,492 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-02 00:42:25,492 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-02 00:42:25,492 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-02 00:42:25,492 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-02 00:42:25,492 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-02 00:42:25,493 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-02 00:42:25,493 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-02 00:42:25,493 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-02 00:42:25,493 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-02 00:42:25,493 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-02 00:42:25,494 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-02 00:42:25,494 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-02 00:42:25,494 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-02 00:42:25,494 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-02 00:42:25,494 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-02 00:42:25,495 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-02 00:42:25,495 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-02 00:42:25,495 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-02 00:42:25,495 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-02 00:42:25,495 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-02 00:42:25,496 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-02 00:42:25,496 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-02 00:42:25,496 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-02 00:42:25,529 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-02 00:42:25,544 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-02 00:42:25,548 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-02 00:42:25,552 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-02 00:42:25,552 INFO L275 PluginConnector]: CDTParser initialized [2019-10-02 00:42:25,553 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem01_label13.c [2019-10-02 00:42:25,626 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c16f2b636/d723ef1c3d9c43cea2006745139744c9/FLAG97ed3488b [2019-10-02 00:42:26,210 INFO L306 CDTParser]: Found 1 translation units. [2019-10-02 00:42:26,211 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem01_label13.c [2019-10-02 00:42:26,226 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c16f2b636/d723ef1c3d9c43cea2006745139744c9/FLAG97ed3488b [2019-10-02 00:42:26,481 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c16f2b636/d723ef1c3d9c43cea2006745139744c9 [2019-10-02 00:42:26,492 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-02 00:42:26,494 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-02 00:42:26,495 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-02 00:42:26,495 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-02 00:42:26,498 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-02 00:42:26,499 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 12:42:26" (1/1) ... [2019-10-02 00:42:26,502 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d67ed6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 12:42:26, skipping insertion in model container [2019-10-02 00:42:26,502 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 12:42:26" (1/1) ... [2019-10-02 00:42:26,509 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-02 00:42:26,559 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-02 00:42:27,075 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 00:42:27,081 INFO L188 MainTranslator]: Completed pre-run [2019-10-02 00:42:27,257 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 00:42:27,276 INFO L192 MainTranslator]: Completed translation [2019-10-02 00:42:27,277 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 12:42:27 WrapperNode [2019-10-02 00:42:27,277 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-02 00:42:27,278 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-02 00:42:27,278 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-02 00:42:27,278 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-02 00:42:27,294 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 12:42:27" (1/1) ... [2019-10-02 00:42:27,294 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 12:42:27" (1/1) ... [2019-10-02 00:42:27,324 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 12:42:27" (1/1) ... [2019-10-02 00:42:27,324 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 12:42:27" (1/1) ... [2019-10-02 00:42:27,365 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 12:42:27" (1/1) ... [2019-10-02 00:42:27,392 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 12:42:27" (1/1) ... [2019-10-02 00:42:27,405 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 12:42:27" (1/1) ... [2019-10-02 00:42:27,417 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-02 00:42:27,418 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-02 00:42:27,418 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-02 00:42:27,418 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-02 00:42:27,419 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 12:42:27" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-02 00:42:27,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-02 00:42:27,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-02 00:42:27,507 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-10-02 00:42:27,507 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-02 00:42:27,508 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-10-02 00:42:27,509 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-02 00:42:27,509 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-02 00:42:27,509 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-10-02 00:42:27,510 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-02 00:42:27,510 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-02 00:42:27,511 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-02 00:42:28,962 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-02 00:42:28,963 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-02 00:42:28,964 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 12:42:28 BoogieIcfgContainer [2019-10-02 00:42:28,965 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-02 00:42:28,966 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-02 00:42:28,966 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-02 00:42:28,969 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-02 00:42:28,970 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.10 12:42:26" (1/3) ... [2019-10-02 00:42:28,971 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@787fd946 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 12:42:28, skipping insertion in model container [2019-10-02 00:42:28,971 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 12:42:27" (2/3) ... [2019-10-02 00:42:28,971 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@787fd946 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 12:42:28, skipping insertion in model container [2019-10-02 00:42:28,972 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 12:42:28" (3/3) ... [2019-10-02 00:42:28,973 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem01_label13.c [2019-10-02 00:42:28,984 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-02 00:42:28,994 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-02 00:42:29,011 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-02 00:42:29,064 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-10-02 00:42:29,065 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-10-02 00:42:29,067 INFO L378 AbstractCegarLoop]: Hoare is true [2019-10-02 00:42:29,067 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-02 00:42:29,067 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-02 00:42:29,067 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-02 00:42:29,068 INFO L382 AbstractCegarLoop]: Difference is false [2019-10-02 00:42:29,068 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-02 00:42:29,068 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-02 00:42:29,104 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states. [2019-10-02 00:42:29,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2019-10-02 00:42:29,118 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 00:42:29,119 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 00:42:29,120 INFO L418 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 00:42:29,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 00:42:29,126 INFO L82 PathProgramCache]: Analyzing trace with hash -2118591881, now seen corresponding path program 1 times [2019-10-02 00:42:29,127 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 00:42:29,128 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 00:42:29,173 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 00:42:29,174 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 00:42:29,174 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 00:42:29,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 00:42:29,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 00:42:29,650 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 00:42:29,650 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 00:42:29,655 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 00:42:29,670 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 00:42:29,670 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 00:42:29,673 INFO L87 Difference]: Start difference. First operand 207 states. Second operand 3 states. [2019-10-02 00:42:30,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 00:42:30,716 INFO L93 Difference]: Finished difference Result 547 states and 938 transitions. [2019-10-02 00:42:30,716 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 00:42:30,718 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 129 [2019-10-02 00:42:30,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 00:42:30,742 INFO L225 Difference]: With dead ends: 547 [2019-10-02 00:42:30,743 INFO L226 Difference]: Without dead ends: 278 [2019-10-02 00:42:30,755 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 00:42:30,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2019-10-02 00:42:30,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 278. [2019-10-02 00:42:30,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 278 states. [2019-10-02 00:42:30,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 278 states and 406 transitions. [2019-10-02 00:42:30,825 INFO L78 Accepts]: Start accepts. Automaton has 278 states and 406 transitions. Word has length 129 [2019-10-02 00:42:30,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 00:42:30,826 INFO L475 AbstractCegarLoop]: Abstraction has 278 states and 406 transitions. [2019-10-02 00:42:30,826 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 00:42:30,826 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 406 transitions. [2019-10-02 00:42:30,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-10-02 00:42:30,832 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 00:42:30,832 INFO L411 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 00:42:30,832 INFO L418 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 00:42:30,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 00:42:30,833 INFO L82 PathProgramCache]: Analyzing trace with hash -2105809670, now seen corresponding path program 1 times [2019-10-02 00:42:30,833 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 00:42:30,833 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 00:42:30,835 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 00:42:30,835 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 00:42:30,835 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 00:42:30,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 00:42:30,974 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 00:42:30,974 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 00:42:30,974 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 00:42:30,977 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 00:42:30,977 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 00:42:30,978 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 00:42:30,978 INFO L87 Difference]: Start difference. First operand 278 states and 406 transitions. Second operand 5 states. [2019-10-02 00:42:31,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 00:42:31,739 INFO L93 Difference]: Finished difference Result 840 states and 1253 transitions. [2019-10-02 00:42:31,741 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 00:42:31,741 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 138 [2019-10-02 00:42:31,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 00:42:31,747 INFO L225 Difference]: With dead ends: 840 [2019-10-02 00:42:31,748 INFO L226 Difference]: Without dead ends: 568 [2019-10-02 00:42:31,749 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-10-02 00:42:31,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 568 states. [2019-10-02 00:42:31,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 568 to 558. [2019-10-02 00:42:31,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 558 states. [2019-10-02 00:42:31,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 558 states and 788 transitions. [2019-10-02 00:42:31,798 INFO L78 Accepts]: Start accepts. Automaton has 558 states and 788 transitions. Word has length 138 [2019-10-02 00:42:31,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 00:42:31,799 INFO L475 AbstractCegarLoop]: Abstraction has 558 states and 788 transitions. [2019-10-02 00:42:31,799 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 00:42:31,799 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 788 transitions. [2019-10-02 00:42:31,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2019-10-02 00:42:31,807 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 00:42:31,807 INFO L411 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 00:42:31,808 INFO L418 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 00:42:31,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 00:42:31,812 INFO L82 PathProgramCache]: Analyzing trace with hash 331870355, now seen corresponding path program 1 times [2019-10-02 00:42:31,813 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 00:42:31,813 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 00:42:31,815 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 00:42:31,815 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 00:42:31,815 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 00:42:31,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 00:42:31,972 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 00:42:31,973 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 00:42:31,973 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 00:42:32,005 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 00:42:32,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 00:42:32,087 INFO L256 TraceCheckSpWp]: Trace formula consists of 443 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-02 00:42:32,099 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 00:42:32,225 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-10-02 00:42:32,238 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 00:42:32,238 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2019-10-02 00:42:32,239 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-02 00:42:32,239 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-02 00:42:32,239 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-10-02 00:42:32,240 INFO L87 Difference]: Start difference. First operand 558 states and 788 transitions. Second operand 7 states. [2019-10-02 00:42:33,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 00:42:33,756 INFO L93 Difference]: Finished difference Result 1960 states and 2898 transitions. [2019-10-02 00:42:33,758 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-10-02 00:42:33,759 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 149 [2019-10-02 00:42:33,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 00:42:33,768 INFO L225 Difference]: With dead ends: 1960 [2019-10-02 00:42:33,768 INFO L226 Difference]: Without dead ends: 1408 [2019-10-02 00:42:33,770 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2019-10-02 00:42:33,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1408 states. [2019-10-02 00:42:33,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1408 to 1382. [2019-10-02 00:42:33,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1382 states. [2019-10-02 00:42:33,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1382 states to 1382 states and 1890 transitions. [2019-10-02 00:42:33,841 INFO L78 Accepts]: Start accepts. Automaton has 1382 states and 1890 transitions. Word has length 149 [2019-10-02 00:42:33,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 00:42:33,842 INFO L475 AbstractCegarLoop]: Abstraction has 1382 states and 1890 transitions. [2019-10-02 00:42:33,842 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-02 00:42:33,842 INFO L276 IsEmpty]: Start isEmpty. Operand 1382 states and 1890 transitions. [2019-10-02 00:42:33,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2019-10-02 00:42:33,849 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 00:42:33,850 INFO L411 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 00:42:33,850 INFO L418 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 00:42:33,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 00:42:33,851 INFO L82 PathProgramCache]: Analyzing trace with hash -668363314, now seen corresponding path program 1 times [2019-10-02 00:42:33,851 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 00:42:33,851 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 00:42:33,853 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 00:42:33,853 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 00:42:33,853 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 00:42:33,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 00:42:34,023 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 00:42:34,023 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 00:42:34,023 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 00:42:34,024 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 00:42:34,024 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 00:42:34,025 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 00:42:34,025 INFO L87 Difference]: Start difference. First operand 1382 states and 1890 transitions. Second operand 3 states. [2019-10-02 00:42:34,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 00:42:34,516 INFO L93 Difference]: Finished difference Result 1795 states and 2468 transitions. [2019-10-02 00:42:34,518 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 00:42:34,518 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 148 [2019-10-02 00:42:34,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 00:42:34,529 INFO L225 Difference]: With dead ends: 1795 [2019-10-02 00:42:34,529 INFO L226 Difference]: Without dead ends: 1793 [2019-10-02 00:42:34,530 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 00:42:34,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1793 states. [2019-10-02 00:42:34,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1793 to 1656. [2019-10-02 00:42:34,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1656 states. [2019-10-02 00:42:34,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1656 states to 1656 states and 2266 transitions. [2019-10-02 00:42:34,587 INFO L78 Accepts]: Start accepts. Automaton has 1656 states and 2266 transitions. Word has length 148 [2019-10-02 00:42:34,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 00:42:34,588 INFO L475 AbstractCegarLoop]: Abstraction has 1656 states and 2266 transitions. [2019-10-02 00:42:34,588 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 00:42:34,588 INFO L276 IsEmpty]: Start isEmpty. Operand 1656 states and 2266 transitions. [2019-10-02 00:42:34,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2019-10-02 00:42:34,594 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 00:42:34,594 INFO L411 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 00:42:34,594 INFO L418 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 00:42:34,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 00:42:34,595 INFO L82 PathProgramCache]: Analyzing trace with hash 1576691879, now seen corresponding path program 1 times [2019-10-02 00:42:34,595 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 00:42:34,595 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 00:42:34,596 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 00:42:34,596 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 00:42:34,596 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 00:42:34,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 00:42:34,776 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 45 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 00:42:34,776 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 00:42:34,777 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 00:42:34,797 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 00:42:34,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 00:42:34,872 INFO L256 TraceCheckSpWp]: Trace formula consists of 450 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-02 00:42:34,890 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 00:42:34,939 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-10-02 00:42:34,943 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 00:42:34,943 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2019-10-02 00:42:34,944 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-02 00:42:34,944 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-02 00:42:34,944 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-10-02 00:42:34,944 INFO L87 Difference]: Start difference. First operand 1656 states and 2266 transitions. Second operand 7 states. [2019-10-02 00:42:36,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 00:42:36,296 INFO L93 Difference]: Finished difference Result 4619 states and 6512 transitions. [2019-10-02 00:42:36,297 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-10-02 00:42:36,298 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 167 [2019-10-02 00:42:36,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 00:42:36,298 INFO L225 Difference]: With dead ends: 4619 [2019-10-02 00:42:36,298 INFO L226 Difference]: Without dead ends: 0 [2019-10-02 00:42:36,307 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 174 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2019-10-02 00:42:36,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-02 00:42:36,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-02 00:42:36,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-02 00:42:36,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-02 00:42:36,308 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 167 [2019-10-02 00:42:36,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 00:42:36,309 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-02 00:42:36,309 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-02 00:42:36,309 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-02 00:42:36,309 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-02 00:42:36,314 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-02 00:42:36,852 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 53 [2019-10-02 00:42:36,995 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 42 [2019-10-02 00:42:37,141 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 42 [2019-10-02 00:42:37,143 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-02 00:42:37,144 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a17~0 |old(~a17~0)|) (= ~a8~0 |old(~a8~0)|) (= ~a20~0 |old(~a20~0)|) (= ~a21~0 |old(~a21~0)|)) [2019-10-02 00:42:37,144 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-02 00:42:37,144 INFO L443 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2019-10-02 00:42:37,144 INFO L443 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2019-10-02 00:42:37,144 INFO L443 ceAbstractionStarter]: For program point L565-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:37,144 INFO L443 ceAbstractionStarter]: For program point L532-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:37,144 INFO L443 ceAbstractionStarter]: For program point L499-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:37,144 INFO L443 ceAbstractionStarter]: For program point L466-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:37,144 INFO L443 ceAbstractionStarter]: For program point L433-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:37,145 INFO L443 ceAbstractionStarter]: For program point L400-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:37,145 INFO L443 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2019-10-02 00:42:37,145 INFO L443 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2019-10-02 00:42:37,145 INFO L443 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2019-10-02 00:42:37,145 INFO L443 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2019-10-02 00:42:37,145 INFO L443 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2019-10-02 00:42:37,145 INFO L443 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2019-10-02 00:42:37,145 INFO L443 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2019-10-02 00:42:37,145 INFO L443 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2019-10-02 00:42:37,146 INFO L443 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2019-10-02 00:42:37,146 INFO L443 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2019-10-02 00:42:37,146 INFO L443 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 545) no Hoare annotation was computed. [2019-10-02 00:42:37,146 INFO L443 ceAbstractionStarter]: For program point L568-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:37,146 INFO L443 ceAbstractionStarter]: For program point L535-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:37,146 INFO L443 ceAbstractionStarter]: For program point L502-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:37,146 INFO L443 ceAbstractionStarter]: For program point L469-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:37,147 INFO L443 ceAbstractionStarter]: For program point L436-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:37,147 INFO L443 ceAbstractionStarter]: For program point L403-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:37,147 INFO L443 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2019-10-02 00:42:37,147 INFO L443 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2019-10-02 00:42:37,147 INFO L443 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2019-10-02 00:42:37,147 INFO L443 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2019-10-02 00:42:37,147 INFO L443 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2019-10-02 00:42:37,148 INFO L443 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2019-10-02 00:42:37,148 INFO L443 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2019-10-02 00:42:37,148 INFO L443 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2019-10-02 00:42:37,148 INFO L443 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2019-10-02 00:42:37,148 INFO L443 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2019-10-02 00:42:37,148 INFO L443 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2019-10-02 00:42:37,148 INFO L443 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2019-10-02 00:42:37,149 INFO L443 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2019-10-02 00:42:37,149 INFO L443 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2019-10-02 00:42:37,149 INFO L443 ceAbstractionStarter]: For program point L571-1(lines 571 573) no Hoare annotation was computed. [2019-10-02 00:42:37,149 INFO L443 ceAbstractionStarter]: For program point L538-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:37,149 INFO L443 ceAbstractionStarter]: For program point L505-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:37,149 INFO L443 ceAbstractionStarter]: For program point L472-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:37,149 INFO L443 ceAbstractionStarter]: For program point L439-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:37,149 INFO L443 ceAbstractionStarter]: For program point L406-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:37,150 INFO L443 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2019-10-02 00:42:37,150 INFO L443 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2019-10-02 00:42:37,150 INFO L443 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2019-10-02 00:42:37,150 INFO L443 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2019-10-02 00:42:37,150 INFO L443 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2019-10-02 00:42:37,150 INFO L443 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2019-10-02 00:42:37,150 INFO L443 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2019-10-02 00:42:37,151 INFO L443 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2019-10-02 00:42:37,151 INFO L443 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2019-10-02 00:42:37,151 INFO L443 ceAbstractionStarter]: For program point L541-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:37,151 INFO L443 ceAbstractionStarter]: For program point L508-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:37,151 INFO L443 ceAbstractionStarter]: For program point L475-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:37,151 INFO L443 ceAbstractionStarter]: For program point L442-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:37,151 INFO L443 ceAbstractionStarter]: For program point L409-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:37,151 INFO L443 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2019-10-02 00:42:37,152 INFO L443 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2019-10-02 00:42:37,152 INFO L443 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2019-10-02 00:42:37,152 INFO L443 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2019-10-02 00:42:37,152 INFO L443 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2019-10-02 00:42:37,152 INFO L443 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2019-10-02 00:42:37,152 INFO L443 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2019-10-02 00:42:37,152 INFO L443 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2019-10-02 00:42:37,153 INFO L443 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2019-10-02 00:42:37,153 INFO L443 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2019-10-02 00:42:37,153 INFO L443 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2019-10-02 00:42:37,153 INFO L443 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2019-10-02 00:42:37,153 INFO L443 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2019-10-02 00:42:37,153 INFO L443 ceAbstractionStarter]: For program point L544-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:37,153 INFO L443 ceAbstractionStarter]: For program point L511-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:37,153 INFO L443 ceAbstractionStarter]: For program point L478-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:37,154 INFO L443 ceAbstractionStarter]: For program point L445-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:37,154 INFO L443 ceAbstractionStarter]: For program point L412-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:37,154 INFO L443 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2019-10-02 00:42:37,154 INFO L443 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2019-10-02 00:42:37,154 INFO L443 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2019-10-02 00:42:37,154 INFO L443 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2019-10-02 00:42:37,154 INFO L443 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2019-10-02 00:42:37,154 INFO L443 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2019-10-02 00:42:37,154 INFO L443 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2019-10-02 00:42:37,155 INFO L443 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2019-10-02 00:42:37,155 INFO L443 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2019-10-02 00:42:37,155 INFO L443 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:37,155 INFO L443 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:37,155 INFO L443 ceAbstractionStarter]: For program point L547-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:37,155 INFO L443 ceAbstractionStarter]: For program point L514-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:37,155 INFO L443 ceAbstractionStarter]: For program point L481-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:37,156 INFO L443 ceAbstractionStarter]: For program point L448-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:37,156 INFO L443 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2019-10-02 00:42:37,156 INFO L443 ceAbstractionStarter]: For program point L415-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:37,156 INFO L443 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2019-10-02 00:42:37,156 INFO L443 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2019-10-02 00:42:37,156 INFO L443 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2019-10-02 00:42:37,156 INFO L443 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2019-10-02 00:42:37,156 INFO L443 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2019-10-02 00:42:37,156 INFO L443 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2019-10-02 00:42:37,157 INFO L443 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2019-10-02 00:42:37,157 INFO L443 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2019-10-02 00:42:37,157 INFO L443 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2019-10-02 00:42:37,157 INFO L443 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2019-10-02 00:42:37,157 INFO L443 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2019-10-02 00:42:37,157 INFO L443 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2019-10-02 00:42:37,157 INFO L443 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2019-10-02 00:42:37,157 INFO L443 ceAbstractionStarter]: For program point L550-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:37,158 INFO L443 ceAbstractionStarter]: For program point L517-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:37,158 INFO L443 ceAbstractionStarter]: For program point L484-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:37,158 INFO L443 ceAbstractionStarter]: For program point L451-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:37,158 INFO L443 ceAbstractionStarter]: For program point L418-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:37,158 INFO L443 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2019-10-02 00:42:37,158 INFO L443 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2019-10-02 00:42:37,158 INFO L443 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2019-10-02 00:42:37,158 INFO L443 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2019-10-02 00:42:37,159 INFO L443 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2019-10-02 00:42:37,159 INFO L443 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2019-10-02 00:42:37,159 INFO L443 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2019-10-02 00:42:37,159 INFO L443 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2019-10-02 00:42:37,159 INFO L443 ceAbstractionStarter]: For program point L553-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:37,159 INFO L443 ceAbstractionStarter]: For program point L520-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:37,159 INFO L443 ceAbstractionStarter]: For program point L487-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:37,159 INFO L443 ceAbstractionStarter]: For program point L454-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:37,159 INFO L443 ceAbstractionStarter]: For program point L421-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:37,160 INFO L443 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2019-10-02 00:42:37,160 INFO L443 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2019-10-02 00:42:37,160 INFO L443 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2019-10-02 00:42:37,160 INFO L443 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2019-10-02 00:42:37,160 INFO L443 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2019-10-02 00:42:37,160 INFO L443 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2019-10-02 00:42:37,160 INFO L443 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2019-10-02 00:42:37,161 INFO L443 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2019-10-02 00:42:37,161 INFO L443 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2019-10-02 00:42:37,161 INFO L443 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2019-10-02 00:42:37,161 INFO L439 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 30 575) the Hoare annotation is: (let ((.cse2 (= ~a17~0 |old(~a17~0)|)) (.cse3 (= ~a8~0 |old(~a8~0)|)) (.cse14 (not (= ~a16~0 6))) (.cse5 (= ~a20~0 |old(~a20~0)|)) (.cse6 (= ~a21~0 |old(~a21~0)|))) (let ((.cse0 (not (= 1 |old(~a21~0)|))) (.cse1 (= 1 |old(~a7~0)|)) (.cse4 (not (= 1 ~a7~0))) (.cse13 (not (<= |old(~a17~0)| 0))) (.cse7 (and .cse2 .cse3 .cse14 .cse5 .cse6)) (.cse12 (not (<= |old(~a20~0)| 0))) (.cse8 (= 6 |old(~a16~0)|)) (.cse9 (not (= 1 |old(~a20~0)|))) (.cse10 (= ~a17~0 1)) (.cse11 (not (= 1 |old(~a17~0)|)))) (and (or .cse0 .cse1 (and .cse2 .cse3 .cse4 .cse5 .cse6) (= 13 |old(~a8~0)|)) (or .cse7 (or .cse8 .cse0)) (or .cse0 .cse1 .cse9 (and .cse3 .cse10 .cse4 .cse5 .cse6) .cse11) (or .cse8 .cse0 .cse1 .cse4 .cse12) (or (and .cse2 .cse3 .cse5 .cse6) .cse13) (or .cse8 .cse14 .cse13) (or .cse8 .cse7 .cse12) (or .cse8 .cse9 (and .cse3 .cse14 .cse10 .cse5 .cse6) .cse11)))) [2019-10-02 00:42:37,161 INFO L443 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2019-10-02 00:42:37,162 INFO L443 ceAbstractionStarter]: For program point L556-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:37,162 INFO L443 ceAbstractionStarter]: For program point L523-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:37,162 INFO L443 ceAbstractionStarter]: For program point L490-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:37,162 INFO L443 ceAbstractionStarter]: For program point L457-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:37,162 INFO L443 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2019-10-02 00:42:37,162 INFO L443 ceAbstractionStarter]: For program point L424-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:37,162 INFO L443 ceAbstractionStarter]: For program point L391-2(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:37,162 INFO L443 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2019-10-02 00:42:37,163 INFO L443 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2019-10-02 00:42:37,163 INFO L443 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2019-10-02 00:42:37,163 INFO L443 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2019-10-02 00:42:37,163 INFO L443 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2019-10-02 00:42:37,163 INFO L443 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2019-10-02 00:42:37,163 INFO L443 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2019-10-02 00:42:37,163 INFO L443 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2019-10-02 00:42:37,163 INFO L443 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2019-10-02 00:42:37,164 INFO L443 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2019-10-02 00:42:37,164 INFO L443 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2019-10-02 00:42:37,164 INFO L443 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2019-10-02 00:42:37,164 INFO L443 ceAbstractionStarter]: For program point L559-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:37,164 INFO L443 ceAbstractionStarter]: For program point L526-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:37,164 INFO L443 ceAbstractionStarter]: For program point L493-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:37,164 INFO L443 ceAbstractionStarter]: For program point L460-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:37,164 INFO L443 ceAbstractionStarter]: For program point L427-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:37,165 INFO L443 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2019-10-02 00:42:37,165 INFO L443 ceAbstractionStarter]: For program point L394-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:37,165 INFO L443 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2019-10-02 00:42:37,165 INFO L443 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2019-10-02 00:42:37,165 INFO L443 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2019-10-02 00:42:37,165 INFO L443 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2019-10-02 00:42:37,165 INFO L443 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2019-10-02 00:42:37,166 INFO L443 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2019-10-02 00:42:37,166 INFO L443 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2019-10-02 00:42:37,166 INFO L443 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2019-10-02 00:42:37,166 INFO L443 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2019-10-02 00:42:37,166 INFO L443 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2019-10-02 00:42:37,166 INFO L443 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2019-10-02 00:42:37,166 INFO L443 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2019-10-02 00:42:37,167 INFO L443 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2019-10-02 00:42:37,167 INFO L443 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2019-10-02 00:42:37,167 INFO L443 ceAbstractionStarter]: For program point L562-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:37,167 INFO L443 ceAbstractionStarter]: For program point L529-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:37,167 INFO L443 ceAbstractionStarter]: For program point L496-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:37,167 INFO L443 ceAbstractionStarter]: For program point L463-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:37,167 INFO L443 ceAbstractionStarter]: For program point L430-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:37,167 INFO L443 ceAbstractionStarter]: For program point L397-1(lines 30 575) no Hoare annotation was computed. [2019-10-02 00:42:37,168 INFO L443 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2019-10-02 00:42:37,168 INFO L443 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2019-10-02 00:42:37,168 INFO L443 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2019-10-02 00:42:37,168 INFO L443 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2019-10-02 00:42:37,168 INFO L443 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2019-10-02 00:42:37,168 INFO L443 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2019-10-02 00:42:37,168 INFO L443 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2019-10-02 00:42:37,168 INFO L443 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2019-10-02 00:42:37,168 INFO L443 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2019-10-02 00:42:37,169 INFO L443 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2019-10-02 00:42:37,169 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-02 00:42:37,169 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a16~0 6)) (= ~a17~0 1) (not (= 1 ~a7~0)) (= ~a21~0 1) (= ~a20~0 1) (not (= ~a8~0 13))) [2019-10-02 00:42:37,169 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-02 00:42:37,169 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-02 00:42:37,169 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 577 594) the Hoare annotation is: (or (= 6 |old(~a16~0)|) (not (= 1 |old(~a21~0)|)) (= 1 |old(~a7~0)|) (not (= 1 |old(~a20~0)|)) (= 13 |old(~a8~0)|) (and (= ~a8~0 |old(~a8~0)|) (not (= ~a16~0 6)) (= ~a17~0 1) (not (= 1 ~a7~0)) (= ~a20~0 |old(~a20~0)|) (= ~a21~0 |old(~a21~0)|)) (not (= 1 |old(~a17~0)|))) [2019-10-02 00:42:37,170 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 577 594) no Hoare annotation was computed. [2019-10-02 00:42:37,170 INFO L439 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (let ((.cse0 (not (= ~a16~0 6))) (.cse2 (= ~a17~0 1)) (.cse4 (= ~a20~0 1)) (.cse3 (not (= 1 ~a7~0))) (.cse1 (= ~a21~0 1))) (or (= 6 |old(~a16~0)|) (not (= 1 |old(~a21~0)|)) (and .cse0 .cse1) (and .cse2 .cse3 .cse1 .cse4) (= 13 |old(~a8~0)|) (and .cse0 (<= ~a20~0 0)) (<= ~a17~0 0) (and .cse0 .cse2 .cse4) (not (= 1 |old(~a17~0)|)) (and .cse3 .cse1 (not (= ~a8~0 13))) (= 1 |old(~a7~0)|) (not (= 1 |old(~a20~0)|)))) [2019-10-02 00:42:37,170 INFO L443 ceAbstractionStarter]: For program point L591-1(line 591) no Hoare annotation was computed. [2019-10-02 00:42:37,170 INFO L443 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2019-10-02 00:42:37,170 INFO L439 ceAbstractionStarter]: At program point L583-2(lines 583 593) the Hoare annotation is: (let ((.cse0 (not (= ~a16~0 6))) (.cse2 (= ~a17~0 1)) (.cse4 (= ~a20~0 1)) (.cse3 (not (= 1 ~a7~0))) (.cse1 (= ~a21~0 1))) (or (= 6 |old(~a16~0)|) (not (= 1 |old(~a21~0)|)) (and .cse0 .cse1) (and .cse2 .cse3 .cse1 .cse4) (= 13 |old(~a8~0)|) (and .cse0 (<= ~a20~0 0)) (<= ~a17~0 0) (and .cse0 .cse2 .cse4) (not (= 1 |old(~a17~0)|)) (and .cse3 .cse1 (not (= ~a8~0 13))) (= 1 |old(~a7~0)|) (not (= 1 |old(~a20~0)|)))) [2019-10-02 00:42:37,171 INFO L443 ceAbstractionStarter]: For program point L583-3(lines 577 594) no Hoare annotation was computed. [2019-10-02 00:42:37,188 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.10 12:42:37 BoogieIcfgContainer [2019-10-02 00:42:37,188 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-02 00:42:37,190 INFO L168 Benchmark]: Toolchain (without parser) took 10696.00 ms. Allocated memory was 132.1 MB in the beginning and 392.2 MB in the end (delta: 260.0 MB). Free memory was 86.7 MB in the beginning and 204.7 MB in the end (delta: -118.0 MB). Peak memory consumption was 142.0 MB. Max. memory is 7.1 GB. [2019-10-02 00:42:37,191 INFO L168 Benchmark]: CDTParser took 0.44 ms. Allocated memory is still 132.1 MB. Free memory was 106.3 MB in the beginning and 106.1 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-10-02 00:42:37,192 INFO L168 Benchmark]: CACSL2BoogieTranslator took 782.99 ms. Allocated memory was 132.1 MB in the beginning and 202.9 MB in the end (delta: 70.8 MB). Free memory was 86.5 MB in the beginning and 164.3 MB in the end (delta: -77.8 MB). Peak memory consumption was 36.8 MB. Max. memory is 7.1 GB. [2019-10-02 00:42:37,193 INFO L168 Benchmark]: Boogie Preprocessor took 139.25 ms. Allocated memory is still 202.9 MB. Free memory was 164.3 MB in the beginning and 159.5 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. [2019-10-02 00:42:37,194 INFO L168 Benchmark]: RCFGBuilder took 1547.15 ms. Allocated memory was 202.9 MB in the beginning and 224.9 MB in the end (delta: 22.0 MB). Free memory was 159.5 MB in the beginning and 174.2 MB in the end (delta: -14.7 MB). Peak memory consumption was 89.9 MB. Max. memory is 7.1 GB. [2019-10-02 00:42:37,196 INFO L168 Benchmark]: TraceAbstraction took 8222.30 ms. Allocated memory was 224.9 MB in the beginning and 392.2 MB in the end (delta: 167.2 MB). Free memory was 174.2 MB in the beginning and 204.7 MB in the end (delta: -30.5 MB). Peak memory consumption was 136.7 MB. Max. memory is 7.1 GB. [2019-10-02 00:42:37,200 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 ms. Allocated memory is still 132.1 MB. Free memory was 106.3 MB in the beginning and 106.1 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 782.99 ms. Allocated memory was 132.1 MB in the beginning and 202.9 MB in the end (delta: 70.8 MB). Free memory was 86.5 MB in the beginning and 164.3 MB in the end (delta: -77.8 MB). Peak memory consumption was 36.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 139.25 ms. Allocated memory is still 202.9 MB. Free memory was 164.3 MB in the beginning and 159.5 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1547.15 ms. Allocated memory was 202.9 MB in the beginning and 224.9 MB in the end (delta: 22.0 MB). Free memory was 159.5 MB in the beginning and 174.2 MB in the end (delta: -14.7 MB). Peak memory consumption was 89.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 8222.30 ms. Allocated memory was 224.9 MB in the beginning and 392.2 MB in the end (delta: 167.2 MB). Free memory was 174.2 MB in the beginning and 204.7 MB in the end (delta: -30.5 MB). Peak memory consumption was 136.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 545]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: ((((((((((6 == \old(a16) || !(1 == \old(a21))) || (!(a16 == 6) && a21 == 1)) || (((a17 == 1 && !(1 == a7)) && a21 == 1) && a20 == 1)) || 13 == \old(a8)) || (!(a16 == 6) && a20 <= 0)) || a17 <= 0) || ((!(a16 == 6) && a17 == 1) && a20 == 1)) || !(1 == \old(a17))) || ((!(1 == a7) && a21 == 1) && !(a8 == 13))) || 1 == \old(a7)) || !(1 == \old(a20)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 207 locations, 1 error locations. SAFE Result, 8.1s OverallTime, 5 OverallIterations, 3 TraceHistogramMax, 5.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 167 SDtfs, 1735 SDslu, 230 SDs, 0 SdLazy, 3737 SolverSat, 671 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 374 GetRequests, 340 SyntacticMatches, 1 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1656occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 173 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 50 PreInvPairs, 100 NumberOfFragments, 426 HoareAnnotationTreeSize, 50 FomulaSimplifications, 2038 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 7 FomulaSimplificationsInter, 777 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 1047 NumberOfCodeBlocks, 1047 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1040 ConstructedInterpolants, 0 QuantifiedInterpolants, 391566 SizeOfPredicates, 4 NumberOfNonLiveVariables, 893 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 7 InterpolantComputations, 5 PerfectInterpolantSequences, 158/162 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...