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/Problem02_label24.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-02 00:46:38,702 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-02 00:46:38,704 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-02 00:46:38,718 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-10-02 00:46:38,737 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-02 00:46:38,737 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-02 00:46:38,738 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-02 00:46:38,741 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-02 00:46:38,742 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-02 00:46:38,743 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-02 00:46:38,747 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-02 00:46:38,750 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-02 00:46:38,753 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-02 00:46:38,754 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-02 00:46:38,755 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-02 00:46:38,755 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-02 00:46:38,760 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-10-02 00:46:38,774 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-02 00:46:38,775 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-02 00:46:38,778 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-02 00:46:38,779 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 00:46:38,802 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-02 00:46:38,802 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-02 00:46:38,804 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-02 00:46:38,805 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-02 00:46:38,805 INFO L138 SettingsManager]: * Use SBE=true [2019-10-02 00:46:38,805 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-02 00:46:38,805 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-02 00:46:38,805 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-02 00:46:38,806 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-02 00:46:38,806 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-02 00:46:38,807 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-02 00:46:38,807 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-02 00:46:38,807 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-02 00:46:38,808 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-02 00:46:38,808 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-02 00:46:38,808 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-02 00:46:38,808 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-02 00:46:38,809 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-02 00:46:38,809 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-02 00:46:38,809 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-02 00:46:38,810 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-02 00:46:38,810 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-02 00:46:38,810 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-02 00:46:38,810 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-02 00:46:38,811 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-02 00:46:38,811 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-02 00:46:38,811 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-02 00:46:38,811 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-02 00:46:38,811 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-02 00:46:38,865 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-02 00:46:38,877 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-02 00:46:38,881 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-02 00:46:38,882 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-02 00:46:38,882 INFO L275 PluginConnector]: CDTParser initialized [2019-10-02 00:46:38,883 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label24.c [2019-10-02 00:46:38,935 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ce901b53/3edaf6420d6442dfa0cecd012d673285/FLAG28e735829 [2019-10-02 00:46:39,514 INFO L306 CDTParser]: Found 1 translation units. [2019-10-02 00:46:39,516 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label24.c [2019-10-02 00:46:39,529 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ce901b53/3edaf6420d6442dfa0cecd012d673285/FLAG28e735829 [2019-10-02 00:46:39,678 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ce901b53/3edaf6420d6442dfa0cecd012d673285 [2019-10-02 00:46:39,694 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-02 00:46:39,695 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-02 00:46:39,696 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-02 00:46:39,697 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-02 00:46:39,700 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-02 00:46:39,701 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 12:46:39" (1/1) ... [2019-10-02 00:46:39,704 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ac0915c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 12:46:39, skipping insertion in model container [2019-10-02 00:46:39,704 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 12:46:39" (1/1) ... [2019-10-02 00:46:39,712 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-02 00:46:39,779 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-02 00:46:40,282 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 00:46:40,291 INFO L188 MainTranslator]: Completed pre-run [2019-10-02 00:46:40,402 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 00:46:40,418 INFO L192 MainTranslator]: Completed translation [2019-10-02 00:46:40,418 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 12:46:40 WrapperNode [2019-10-02 00:46:40,419 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-02 00:46:40,419 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-02 00:46:40,419 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-02 00:46:40,420 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-02 00:46:40,433 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 12:46:40" (1/1) ... [2019-10-02 00:46:40,433 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 12:46:40" (1/1) ... [2019-10-02 00:46:40,453 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 12:46:40" (1/1) ... [2019-10-02 00:46:40,453 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 12:46:40" (1/1) ... [2019-10-02 00:46:40,491 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 12:46:40" (1/1) ... [2019-10-02 00:46:40,509 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 12:46:40" (1/1) ... [2019-10-02 00:46:40,513 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 12:46:40" (1/1) ... [2019-10-02 00:46:40,520 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-02 00:46:40,520 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-02 00:46:40,520 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-02 00:46:40,521 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-02 00:46:40,522 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 12:46:40" (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 00:46:40,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-02 00:46:40,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-02 00:46:40,588 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-10-02 00:46:40,588 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-02 00:46:40,588 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-10-02 00:46:40,588 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-02 00:46:40,588 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-02 00:46:40,588 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-10-02 00:46:40,589 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-02 00:46:40,589 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-02 00:46:40,589 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-02 00:46:41,752 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-02 00:46:41,753 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-02 00:46:41,756 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 12:46:41 BoogieIcfgContainer [2019-10-02 00:46:41,756 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-02 00:46:41,758 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-02 00:46:41,758 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-02 00:46:41,761 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-02 00:46:41,762 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.10 12:46:39" (1/3) ... [2019-10-02 00:46:41,762 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@660908f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 12:46:41, skipping insertion in model container [2019-10-02 00:46:41,763 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 12:46:40" (2/3) ... [2019-10-02 00:46:41,763 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@660908f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 12:46:41, skipping insertion in model container [2019-10-02 00:46:41,763 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 12:46:41" (3/3) ... [2019-10-02 00:46:41,765 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem02_label24.c [2019-10-02 00:46:41,776 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-02 00:46:41,785 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-02 00:46:41,802 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-02 00:46:41,858 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-10-02 00:46:41,859 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-10-02 00:46:41,861 INFO L378 AbstractCegarLoop]: Hoare is true [2019-10-02 00:46:41,861 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-02 00:46:41,861 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-02 00:46:41,861 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-02 00:46:41,862 INFO L382 AbstractCegarLoop]: Difference is false [2019-10-02 00:46:41,862 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-02 00:46:41,862 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-02 00:46:41,891 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2019-10-02 00:46:41,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2019-10-02 00:46:41,911 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 00:46:41,913 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] [2019-10-02 00:46:41,915 INFO L418 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 00:46:41,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 00:46:41,922 INFO L82 PathProgramCache]: Analyzing trace with hash -382656490, now seen corresponding path program 1 times [2019-10-02 00:46:41,923 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 00:46:41,924 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 00:46:41,966 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 00:46:41,966 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 00:46:41,966 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 00:46:42,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 00:46:42,326 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 00:46:42,329 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 00:46:42,329 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 00:46:42,336 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 00:46:42,349 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 00:46:42,351 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 00:46:42,353 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 3 states. [2019-10-02 00:46:43,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 00:46:43,307 INFO L93 Difference]: Finished difference Result 618 states and 1057 transitions. [2019-10-02 00:46:43,308 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 00:46:43,309 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 120 [2019-10-02 00:46:43,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 00:46:43,326 INFO L225 Difference]: With dead ends: 618 [2019-10-02 00:46:43,326 INFO L226 Difference]: Without dead ends: 320 [2019-10-02 00:46:43,332 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 00:46:43,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2019-10-02 00:46:43,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 319. [2019-10-02 00:46:43,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 319 states. [2019-10-02 00:46:43,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 319 states and 466 transitions. [2019-10-02 00:46:43,420 INFO L78 Accepts]: Start accepts. Automaton has 319 states and 466 transitions. Word has length 120 [2019-10-02 00:46:43,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 00:46:43,421 INFO L475 AbstractCegarLoop]: Abstraction has 319 states and 466 transitions. [2019-10-02 00:46:43,422 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 00:46:43,422 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 466 transitions. [2019-10-02 00:46:43,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2019-10-02 00:46:43,427 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 00:46:43,427 INFO L411 BasicCegarLoop]: trace histogram [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] [2019-10-02 00:46:43,428 INFO L418 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 00:46:43,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 00:46:43,428 INFO L82 PathProgramCache]: Analyzing trace with hash -1033455567, now seen corresponding path program 1 times [2019-10-02 00:46:43,428 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 00:46:43,428 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 00:46:43,430 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 00:46:43,430 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 00:46:43,430 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 00:46:43,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 00:46:43,738 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 00:46:43,738 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 00:46:43,739 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 00:46:43,740 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 00:46:43,741 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 00:46:43,741 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-10-02 00:46:43,741 INFO L87 Difference]: Start difference. First operand 319 states and 466 transitions. Second operand 5 states. [2019-10-02 00:46:44,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 00:46:44,393 INFO L93 Difference]: Finished difference Result 719 states and 1091 transitions. [2019-10-02 00:46:44,394 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-02 00:46:44,394 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 128 [2019-10-02 00:46:44,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 00:46:44,398 INFO L225 Difference]: With dead ends: 719 [2019-10-02 00:46:44,398 INFO L226 Difference]: Without dead ends: 319 [2019-10-02 00:46:44,400 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-10-02 00:46:44,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 319 states. [2019-10-02 00:46:44,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 319 to 319. [2019-10-02 00:46:44,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 319 states. [2019-10-02 00:46:44,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 319 states and 463 transitions. [2019-10-02 00:46:44,426 INFO L78 Accepts]: Start accepts. Automaton has 319 states and 463 transitions. Word has length 128 [2019-10-02 00:46:44,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 00:46:44,427 INFO L475 AbstractCegarLoop]: Abstraction has 319 states and 463 transitions. [2019-10-02 00:46:44,427 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 00:46:44,427 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 463 transitions. [2019-10-02 00:46:44,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2019-10-02 00:46:44,435 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 00:46:44,436 INFO L411 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-10-02 00:46:44,436 INFO L418 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 00:46:44,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 00:46:44,437 INFO L82 PathProgramCache]: Analyzing trace with hash -1674841520, now seen corresponding path program 1 times [2019-10-02 00:46:44,437 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 00:46:44,437 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 00:46:44,441 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 00:46:44,441 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 00:46:44,442 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 00:46:44,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 00:46:44,612 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 00:46:44,612 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 00:46:44,612 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-02 00:46:44,613 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-02 00:46:44,613 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-02 00:46:44,613 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-10-02 00:46:44,614 INFO L87 Difference]: Start difference. First operand 319 states and 463 transitions. Second operand 6 states. [2019-10-02 00:46:45,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 00:46:45,419 INFO L93 Difference]: Finished difference Result 941 states and 1396 transitions. [2019-10-02 00:46:45,421 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 00:46:45,421 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 153 [2019-10-02 00:46:45,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 00:46:45,426 INFO L225 Difference]: With dead ends: 941 [2019-10-02 00:46:45,426 INFO L226 Difference]: Without dead ends: 628 [2019-10-02 00:46:45,428 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-10-02 00:46:45,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 628 states. [2019-10-02 00:46:45,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 628 to 620. [2019-10-02 00:46:45,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 620 states. [2019-10-02 00:46:45,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 620 states and 883 transitions. [2019-10-02 00:46:45,465 INFO L78 Accepts]: Start accepts. Automaton has 620 states and 883 transitions. Word has length 153 [2019-10-02 00:46:45,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 00:46:45,465 INFO L475 AbstractCegarLoop]: Abstraction has 620 states and 883 transitions. [2019-10-02 00:46:45,465 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-02 00:46:45,466 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 883 transitions. [2019-10-02 00:46:45,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2019-10-02 00:46:45,470 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 00:46:45,470 INFO L411 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-10-02 00:46:45,471 INFO L418 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 00:46:45,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 00:46:45,471 INFO L82 PathProgramCache]: Analyzing trace with hash 549018262, now seen corresponding path program 1 times [2019-10-02 00:46:45,471 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 00:46:45,471 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 00:46:45,473 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 00:46:45,473 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 00:46:45,473 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 00:46:45,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 00:46:45,588 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 00:46:45,588 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 00:46:45,589 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 00:46:45,589 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 00:46:45,590 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 00:46:45,590 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 00:46:45,590 INFO L87 Difference]: Start difference. First operand 620 states and 883 transitions. Second operand 3 states. [2019-10-02 00:46:46,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 00:46:46,204 INFO L93 Difference]: Finished difference Result 1828 states and 2673 transitions. [2019-10-02 00:46:46,205 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 00:46:46,205 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 154 [2019-10-02 00:46:46,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 00:46:46,216 INFO L225 Difference]: With dead ends: 1828 [2019-10-02 00:46:46,217 INFO L226 Difference]: Without dead ends: 1214 [2019-10-02 00:46:46,218 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 00:46:46,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1214 states. [2019-10-02 00:46:46,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1214 to 1065. [2019-10-02 00:46:46,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1065 states. [2019-10-02 00:46:46,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1065 states to 1065 states and 1499 transitions. [2019-10-02 00:46:46,268 INFO L78 Accepts]: Start accepts. Automaton has 1065 states and 1499 transitions. Word has length 154 [2019-10-02 00:46:46,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 00:46:46,270 INFO L475 AbstractCegarLoop]: Abstraction has 1065 states and 1499 transitions. [2019-10-02 00:46:46,270 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 00:46:46,270 INFO L276 IsEmpty]: Start isEmpty. Operand 1065 states and 1499 transitions. [2019-10-02 00:46:46,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2019-10-02 00:46:46,278 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 00:46:46,278 INFO L411 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-10-02 00:46:46,278 INFO L418 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 00:46:46,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 00:46:46,279 INFO L82 PathProgramCache]: Analyzing trace with hash 1668983788, now seen corresponding path program 1 times [2019-10-02 00:46:46,279 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 00:46:46,279 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 00:46:46,282 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 00:46:46,282 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 00:46:46,282 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 00:46:46,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 00:46:46,552 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 44 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 00:46:46,553 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 00:46:46,553 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 00:46:46,593 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 00:46:46,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 00:46:46,691 INFO L256 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-02 00:46:46,717 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 00:46:46,831 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 00:46:46,837 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 00:46:46,837 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2019-10-02 00:46:46,838 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-02 00:46:46,838 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-02 00:46:46,839 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2019-10-02 00:46:46,839 INFO L87 Difference]: Start difference. First operand 1065 states and 1499 transitions. Second operand 7 states. [2019-10-02 00:46:47,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 00:46:47,872 INFO L93 Difference]: Finished difference Result 3000 states and 4291 transitions. [2019-10-02 00:46:47,873 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 00:46:47,873 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 171 [2019-10-02 00:46:47,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 00:46:47,888 INFO L225 Difference]: With dead ends: 3000 [2019-10-02 00:46:47,888 INFO L226 Difference]: Without dead ends: 1941 [2019-10-02 00:46:47,891 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 176 SyntacticMatches, 2 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2019-10-02 00:46:47,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1941 states. [2019-10-02 00:46:47,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1941 to 1500. [2019-10-02 00:46:47,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1500 states. [2019-10-02 00:46:47,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1500 states to 1500 states and 2103 transitions. [2019-10-02 00:46:47,972 INFO L78 Accepts]: Start accepts. Automaton has 1500 states and 2103 transitions. Word has length 171 [2019-10-02 00:46:47,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 00:46:47,973 INFO L475 AbstractCegarLoop]: Abstraction has 1500 states and 2103 transitions. [2019-10-02 00:46:47,973 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-02 00:46:47,973 INFO L276 IsEmpty]: Start isEmpty. Operand 1500 states and 2103 transitions. [2019-10-02 00:46:47,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2019-10-02 00:46:47,979 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 00:46:47,979 INFO L411 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-10-02 00:46:47,980 INFO L418 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 00:46:47,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 00:46:47,980 INFO L82 PathProgramCache]: Analyzing trace with hash 401656295, now seen corresponding path program 1 times [2019-10-02 00:46:47,980 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 00:46:47,980 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 00:46:47,983 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 00:46:47,984 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 00:46:47,984 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 00:46:48,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 00:46:48,135 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 65 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-10-02 00:46:48,135 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 00:46:48,135 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 00:46:48,164 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 00:46:48,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 00:46:48,236 INFO L256 TraceCheckSpWp]: Trace formula consists of 446 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-02 00:46:48,240 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 00:46:48,300 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 76 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 00:46:48,313 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-02 00:46:48,313 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2019-10-02 00:46:48,314 INFO L454 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-10-02 00:46:48,315 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-10-02 00:46:48,315 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2019-10-02 00:46:48,315 INFO L87 Difference]: Start difference. First operand 1500 states and 2103 transitions. Second operand 9 states. [2019-10-02 00:46:48,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 00:46:48,814 INFO L93 Difference]: Finished difference Result 2589 states and 3835 transitions. [2019-10-02 00:46:48,815 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 00:46:48,815 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 192 [2019-10-02 00:46:48,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 00:46:48,816 INFO L225 Difference]: With dead ends: 2589 [2019-10-02 00:46:48,816 INFO L226 Difference]: Without dead ends: 0 [2019-10-02 00:46:48,823 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 195 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2019-10-02 00:46:48,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-02 00:46:48,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-02 00:46:48,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-02 00:46:48,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-02 00:46:48,825 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 192 [2019-10-02 00:46:48,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 00:46:48,825 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-02 00:46:48,825 INFO L476 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-10-02 00:46:48,825 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-02 00:46:48,826 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-02 00:46:48,831 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-02 00:46:49,140 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 49 [2019-10-02 00:46:49,253 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-02 00:46:49,253 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a11~0 |old(~a11~0)|) (= ~a17~0 |old(~a17~0)|)) [2019-10-02 00:46:49,253 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-02 00:46:49,253 INFO L443 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2019-10-02 00:46:49,254 INFO L443 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2019-10-02 00:46:49,254 INFO L443 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2019-10-02 00:46:49,254 INFO L443 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2019-10-02 00:46:49,254 INFO L443 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2019-10-02 00:46:49,254 INFO L443 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2019-10-02 00:46:49,254 INFO L443 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2019-10-02 00:46:49,254 INFO L443 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2019-10-02 00:46:49,254 INFO L443 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2019-10-02 00:46:49,254 INFO L443 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2019-10-02 00:46:49,255 INFO L443 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2019-10-02 00:46:49,255 INFO L443 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2019-10-02 00:46:49,255 INFO L443 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2019-10-02 00:46:49,255 INFO L443 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2019-10-02 00:46:49,260 INFO L443 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2019-10-02 00:46:49,260 INFO L443 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2019-10-02 00:46:49,261 INFO L443 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2019-10-02 00:46:49,261 INFO L443 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2019-10-02 00:46:49,261 INFO L443 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2019-10-02 00:46:49,261 INFO L443 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2019-10-02 00:46:49,261 INFO L443 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2019-10-02 00:46:49,261 INFO L443 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2019-10-02 00:46:49,262 INFO L443 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2019-10-02 00:46:49,262 INFO L443 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2019-10-02 00:46:49,262 INFO L443 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2019-10-02 00:46:49,262 INFO L443 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2019-10-02 00:46:49,262 INFO L443 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2019-10-02 00:46:49,262 INFO L443 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2019-10-02 00:46:49,262 INFO L443 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2019-10-02 00:46:49,263 INFO L443 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2019-10-02 00:46:49,263 INFO L443 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2019-10-02 00:46:49,263 INFO L443 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2019-10-02 00:46:49,265 INFO L443 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2019-10-02 00:46:49,265 INFO L443 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2019-10-02 00:46:49,265 INFO L443 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2019-10-02 00:46:49,266 INFO L443 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2019-10-02 00:46:49,266 INFO L443 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2019-10-02 00:46:49,266 INFO L443 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2019-10-02 00:46:49,266 INFO L443 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2019-10-02 00:46:49,266 INFO L443 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2019-10-02 00:46:49,266 INFO L443 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2019-10-02 00:46:49,266 INFO L443 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2019-10-02 00:46:49,266 INFO L443 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2019-10-02 00:46:49,266 INFO L443 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2019-10-02 00:46:49,266 INFO L443 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2019-10-02 00:46:49,267 INFO L443 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2019-10-02 00:46:49,267 INFO L443 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2019-10-02 00:46:49,267 INFO L443 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2019-10-02 00:46:49,267 INFO L443 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2019-10-02 00:46:49,267 INFO L443 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2019-10-02 00:46:49,267 INFO L443 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2019-10-02 00:46:49,267 INFO L443 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2019-10-02 00:46:49,268 INFO L443 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2019-10-02 00:46:49,268 INFO L443 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 514) no Hoare annotation was computed. [2019-10-02 00:46:49,268 INFO L443 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2019-10-02 00:46:49,268 INFO L443 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2019-10-02 00:46:49,268 INFO L443 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2019-10-02 00:46:49,268 INFO L443 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2019-10-02 00:46:49,269 INFO L443 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2019-10-02 00:46:49,269 INFO L443 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2019-10-02 00:46:49,269 INFO L443 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2019-10-02 00:46:49,269 INFO L443 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2019-10-02 00:46:49,269 INFO L443 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2019-10-02 00:46:49,269 INFO L443 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2019-10-02 00:46:49,269 INFO L443 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2019-10-02 00:46:49,269 INFO L443 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2019-10-02 00:46:49,269 INFO L443 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2019-10-02 00:46:49,270 INFO L443 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2019-10-02 00:46:49,270 INFO L443 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2019-10-02 00:46:49,270 INFO L443 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2019-10-02 00:46:49,270 INFO L443 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2019-10-02 00:46:49,270 INFO L443 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2019-10-02 00:46:49,270 INFO L443 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2019-10-02 00:46:49,270 INFO L443 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2019-10-02 00:46:49,271 INFO L443 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2019-10-02 00:46:49,271 INFO L443 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2019-10-02 00:46:49,271 INFO L443 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2019-10-02 00:46:49,271 INFO L443 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2019-10-02 00:46:49,271 INFO L443 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2019-10-02 00:46:49,271 INFO L443 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2019-10-02 00:46:49,271 INFO L443 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2019-10-02 00:46:49,271 INFO L443 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2019-10-02 00:46:49,272 INFO L443 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2019-10-02 00:46:49,272 INFO L443 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2019-10-02 00:46:49,272 INFO L443 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2019-10-02 00:46:49,272 INFO L443 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2019-10-02 00:46:49,272 INFO L443 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2019-10-02 00:46:49,272 INFO L443 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2019-10-02 00:46:49,272 INFO L443 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2019-10-02 00:46:49,272 INFO L443 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2019-10-02 00:46:49,273 INFO L443 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2019-10-02 00:46:49,273 INFO L443 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2019-10-02 00:46:49,273 INFO L443 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2019-10-02 00:46:49,273 INFO L443 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2019-10-02 00:46:49,273 INFO L443 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2019-10-02 00:46:49,273 INFO L443 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2019-10-02 00:46:49,273 INFO L443 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2019-10-02 00:46:49,273 INFO L443 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2019-10-02 00:46:49,274 INFO L443 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2019-10-02 00:46:49,274 INFO L443 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2019-10-02 00:46:49,274 INFO L443 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2019-10-02 00:46:49,274 INFO L443 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2019-10-02 00:46:49,274 INFO L443 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2019-10-02 00:46:49,274 INFO L443 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2019-10-02 00:46:49,274 INFO L443 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2019-10-02 00:46:49,274 INFO L443 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2019-10-02 00:46:49,274 INFO L443 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2019-10-02 00:46:49,275 INFO L443 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2019-10-02 00:46:49,275 INFO L443 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2019-10-02 00:46:49,275 INFO L443 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2019-10-02 00:46:49,275 INFO L443 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2019-10-02 00:46:49,275 INFO L443 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2019-10-02 00:46:49,275 INFO L443 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2019-10-02 00:46:49,275 INFO L443 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2019-10-02 00:46:49,275 INFO L443 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2019-10-02 00:46:49,276 INFO L443 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2019-10-02 00:46:49,276 INFO L443 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2019-10-02 00:46:49,276 INFO L443 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2019-10-02 00:46:49,276 INFO L443 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2019-10-02 00:46:49,276 INFO L443 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2019-10-02 00:46:49,276 INFO L443 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2019-10-02 00:46:49,276 INFO L443 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2019-10-02 00:46:49,277 INFO L443 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2019-10-02 00:46:49,277 INFO L443 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2019-10-02 00:46:49,277 INFO L443 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2019-10-02 00:46:49,277 INFO L443 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2019-10-02 00:46:49,277 INFO L443 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2019-10-02 00:46:49,277 INFO L443 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2019-10-02 00:46:49,277 INFO L443 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2019-10-02 00:46:49,278 INFO L443 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2019-10-02 00:46:49,278 INFO L443 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2019-10-02 00:46:49,278 INFO L443 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2019-10-02 00:46:49,278 INFO L443 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2019-10-02 00:46:49,278 INFO L443 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2019-10-02 00:46:49,278 INFO L443 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2019-10-02 00:46:49,278 INFO L443 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2019-10-02 00:46:49,278 INFO L443 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2019-10-02 00:46:49,279 INFO L443 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2019-10-02 00:46:49,279 INFO L443 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2019-10-02 00:46:49,279 INFO L443 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2019-10-02 00:46:49,279 INFO L443 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2019-10-02 00:46:49,279 INFO L443 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2019-10-02 00:46:49,279 INFO L443 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2019-10-02 00:46:49,279 INFO L443 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2019-10-02 00:46:49,280 INFO L443 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2019-10-02 00:46:49,280 INFO L443 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2019-10-02 00:46:49,280 INFO L443 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2019-10-02 00:46:49,280 INFO L443 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2019-10-02 00:46:49,280 INFO L443 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2019-10-02 00:46:49,280 INFO L443 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2019-10-02 00:46:49,280 INFO L443 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2019-10-02 00:46:49,281 INFO L443 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2019-10-02 00:46:49,281 INFO L443 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2019-10-02 00:46:49,281 INFO L443 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2019-10-02 00:46:49,281 INFO L443 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2019-10-02 00:46:49,281 INFO L443 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2019-10-02 00:46:49,281 INFO L443 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2019-10-02 00:46:49,281 INFO L443 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2019-10-02 00:46:49,281 INFO L443 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2019-10-02 00:46:49,282 INFO L439 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse1 (not (= 1 |old(~a25~0)|))) (.cse2 (= ~a11~0 |old(~a11~0)|)) (.cse3 (= ~a17~0 |old(~a17~0)|)) (.cse5 (= ~a28~0 9)) (.cse0 (not (= 1 ~a21~0))) (.cse6 (= 9 |old(~a28~0)|)) (.cse4 (not (<= |old(~a17~0)| 8)))) (and (or (or .cse0 .cse1) (and .cse2 .cse3 (= ~a25~0 1)) .cse4) (or .cse0 .cse1 (not (= 1 |old(~a19~0)|)) (not (= 8 |old(~a17~0)|)) (and .cse5 (= ~a19~0 1)) (not .cse6) (not (= 1 |old(~a11~0)|))) (or .cse0 (not (<= 8 |old(~a17~0)|)) .cse4 (and .cse2 (<= 8 ~a17~0) (<= ~a17~0 8))) (or (and .cse2 .cse3 (not .cse5)) (or .cse0 .cse6) .cse4))) [2019-10-02 00:46:49,282 INFO L443 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2019-10-02 00:46:49,282 INFO L443 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2019-10-02 00:46:49,282 INFO L443 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2019-10-02 00:46:49,282 INFO L443 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2019-10-02 00:46:49,282 INFO L443 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2019-10-02 00:46:49,282 INFO L443 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2019-10-02 00:46:49,283 INFO L443 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2019-10-02 00:46:49,283 INFO L443 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2019-10-02 00:46:49,283 INFO L443 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2019-10-02 00:46:49,283 INFO L443 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2019-10-02 00:46:49,283 INFO L443 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2019-10-02 00:46:49,283 INFO L443 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2019-10-02 00:46:49,283 INFO L443 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2019-10-02 00:46:49,283 INFO L443 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2019-10-02 00:46:49,283 INFO L443 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2019-10-02 00:46:49,284 INFO L443 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2019-10-02 00:46:49,284 INFO L443 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2019-10-02 00:46:49,284 INFO L443 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2019-10-02 00:46:49,284 INFO L443 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2019-10-02 00:46:49,284 INFO L443 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2019-10-02 00:46:49,284 INFO L443 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2019-10-02 00:46:49,284 INFO L443 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2019-10-02 00:46:49,284 INFO L443 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2019-10-02 00:46:49,284 INFO L443 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2019-10-02 00:46:49,285 INFO L443 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2019-10-02 00:46:49,285 INFO L443 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2019-10-02 00:46:49,285 INFO L443 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2019-10-02 00:46:49,285 INFO L443 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2019-10-02 00:46:49,285 INFO L443 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2019-10-02 00:46:49,285 INFO L443 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2019-10-02 00:46:49,285 INFO L443 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2019-10-02 00:46:49,285 INFO L443 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2019-10-02 00:46:49,285 INFO L443 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2019-10-02 00:46:49,286 INFO L443 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2019-10-02 00:46:49,286 INFO L443 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2019-10-02 00:46:49,286 INFO L443 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2019-10-02 00:46:49,286 INFO L443 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2019-10-02 00:46:49,286 INFO L443 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2019-10-02 00:46:49,286 INFO L443 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2019-10-02 00:46:49,286 INFO L443 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2019-10-02 00:46:49,286 INFO L443 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2019-10-02 00:46:49,286 INFO L443 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2019-10-02 00:46:49,287 INFO L443 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2019-10-02 00:46:49,287 INFO L443 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2019-10-02 00:46:49,287 INFO L443 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2019-10-02 00:46:49,287 INFO L443 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2019-10-02 00:46:49,287 INFO L443 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2019-10-02 00:46:49,287 INFO L443 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2019-10-02 00:46:49,287 INFO L443 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2019-10-02 00:46:49,287 INFO L443 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2019-10-02 00:46:49,287 INFO L443 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2019-10-02 00:46:49,288 INFO L443 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2019-10-02 00:46:49,288 INFO L443 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2019-10-02 00:46:49,288 INFO L443 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2019-10-02 00:46:49,288 INFO L443 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2019-10-02 00:46:49,288 INFO L443 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2019-10-02 00:46:49,288 INFO L443 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2019-10-02 00:46:49,288 INFO L443 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2019-10-02 00:46:49,288 INFO L443 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2019-10-02 00:46:49,288 INFO L443 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2019-10-02 00:46:49,289 INFO L443 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2019-10-02 00:46:49,289 INFO L443 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2019-10-02 00:46:49,289 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-02 00:46:49,289 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= 1 ~a11~0)) (<= 8 ~a17~0) (= ~a21~0 1) (<= ~a17~0 8) (not (= ~a28~0 9))) [2019-10-02 00:46:49,289 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-02 00:46:49,289 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-02 00:46:49,289 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (= 1 ~a21~0)) (= 1 |old(~a11~0)|) (not (<= 8 |old(~a17~0)|)) (and (= ~a11~0 |old(~a11~0)|) (<= 8 ~a17~0) (<= ~a17~0 8) (not (= ~a28~0 9))) (= 9 |old(~a28~0)|) (not (<= |old(~a17~0)| 8))) [2019-10-02 00:46:49,290 INFO L439 ceAbstractionStarter]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse0 (<= ~a17~0 8))) (or (not (= 1 ~a21~0)) (= 1 |old(~a11~0)|) (not (<= 8 |old(~a17~0)|)) (and .cse0 (= ~a25~0 1)) (= 9 |old(~a28~0)|) (not (<= |old(~a17~0)| 8)) (and .cse0 (not (= ~a28~0 9))) (and (<= 8 ~a17~0) .cse0))) [2019-10-02 00:46:49,290 INFO L443 ceAbstractionStarter]: For program point L606-3(lines 600 617) no Hoare annotation was computed. [2019-10-02 00:46:49,290 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2019-10-02 00:46:49,290 INFO L439 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse0 (<= ~a17~0 8))) (or (not (= 1 ~a21~0)) (= 1 |old(~a11~0)|) (not (<= 8 |old(~a17~0)|)) (and .cse0 (= ~a25~0 1)) (= 9 |old(~a28~0)|) (not (<= |old(~a17~0)| 8)) (and .cse0 (not (= ~a28~0 9))) (and (<= 8 ~a17~0) .cse0))) [2019-10-02 00:46:49,290 INFO L443 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2019-10-02 00:46:49,290 INFO L443 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2019-10-02 00:46:49,311 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.10 12:46:49 BoogieIcfgContainer [2019-10-02 00:46:49,312 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-02 00:46:49,314 INFO L168 Benchmark]: Toolchain (without parser) took 9618.24 ms. Allocated memory was 131.1 MB in the beginning and 395.3 MB in the end (delta: 264.2 MB). Free memory was 85.7 MB in the beginning and 223.6 MB in the end (delta: -137.9 MB). Peak memory consumption was 126.4 MB. Max. memory is 7.1 GB. [2019-10-02 00:46:49,315 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 131.1 MB. Free memory was 105.3 MB in the beginning and 105.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-10-02 00:46:49,316 INFO L168 Benchmark]: CACSL2BoogieTranslator took 723.16 ms. Allocated memory was 131.1 MB in the beginning and 201.9 MB in the end (delta: 70.8 MB). Free memory was 85.5 MB in the beginning and 166.4 MB in the end (delta: -80.9 MB). Peak memory consumption was 37.3 MB. Max. memory is 7.1 GB. [2019-10-02 00:46:49,317 INFO L168 Benchmark]: Boogie Preprocessor took 100.55 ms. Allocated memory is still 201.9 MB. Free memory was 166.4 MB in the beginning and 161.5 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. [2019-10-02 00:46:49,318 INFO L168 Benchmark]: RCFGBuilder took 1236.34 ms. Allocated memory was 201.9 MB in the beginning and 222.3 MB in the end (delta: 20.4 MB). Free memory was 161.5 MB in the beginning and 177.3 MB in the end (delta: -15.8 MB). Peak memory consumption was 94.3 MB. Max. memory is 7.1 GB. [2019-10-02 00:46:49,319 INFO L168 Benchmark]: TraceAbstraction took 7554.04 ms. Allocated memory was 222.3 MB in the beginning and 395.3 MB in the end (delta: 173.0 MB). Free memory was 177.3 MB in the beginning and 223.6 MB in the end (delta: -46.3 MB). Peak memory consumption was 126.7 MB. Max. memory is 7.1 GB. [2019-10-02 00:46:49,323 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 131.1 MB. Free memory was 105.3 MB in the beginning and 105.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 723.16 ms. Allocated memory was 131.1 MB in the beginning and 201.9 MB in the end (delta: 70.8 MB). Free memory was 85.5 MB in the beginning and 166.4 MB in the end (delta: -80.9 MB). Peak memory consumption was 37.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 100.55 ms. Allocated memory is still 201.9 MB. Free memory was 166.4 MB in the beginning and 161.5 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1236.34 ms. Allocated memory was 201.9 MB in the beginning and 222.3 MB in the end (delta: 20.4 MB). Free memory was 161.5 MB in the beginning and 177.3 MB in the end (delta: -15.8 MB). Peak memory consumption was 94.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 7554.04 ms. Allocated memory was 222.3 MB in the beginning and 395.3 MB in the end (delta: 173.0 MB). Free memory was 177.3 MB in the beginning and 223.6 MB in the end (delta: -46.3 MB). Peak memory consumption was 126.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 514]: 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: 606]: Loop Invariant Derived loop invariant: ((((((!(1 == a21) || 1 == \old(a11)) || !(8 <= \old(a17))) || (a17 <= 8 && a25 == 1)) || 9 == \old(a28)) || !(\old(a17) <= 8)) || (a17 <= 8 && !(a28 == 9))) || (8 <= a17 && a17 <= 8) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 236 locations, 1 error locations. SAFE Result, 7.4s OverallTime, 6 OverallIterations, 3 TraceHistogramMax, 4.6s AutomataDifference, 0.0s DeadEndRemovalTime, 0.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 514 SDtfs, 2873 SDslu, 191 SDs, 0 SdLazy, 2719 SolverSat, 1090 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 417 GetRequests, 385 SyntacticMatches, 3 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1500occurred in iteration=5, 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, 6 MinimizatonAttempts, 599 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 53 PreInvPairs, 95 NumberOfFragments, 245 HoareAnnotationTreeSize, 53 FomulaSimplifications, 1459 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 7 FomulaSimplificationsInter, 346 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 1281 NumberOfCodeBlocks, 1281 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 1273 ConstructedInterpolants, 0 QuantifiedInterpolants, 721961 SizeOfPredicates, 3 NumberOfNonLiveVariables, 819 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 8 InterpolantComputations, 5 PerfectInterpolantSequences, 306/318 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...