/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem01_label36.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-23 20:52:35,637 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-23 20:52:35,640 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-23 20:52:35,660 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-11-23 20:52:35,684 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-23 20:52:35,686 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-23 20:52:35,688 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-23 20:52:35,690 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-23 20:52:35,691 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-23 20:52:35,693 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-23 20:52:35,695 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-23 20:52:35,696 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-23 20:52:35,698 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-23 20:52:35,699 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-23 20:52:35,700 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-23 20:52:35,701 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-23 20:52:35,703 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-23 20:52:35,712 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 [2019-11-23 20:52:35,726 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-23 20:52:35,726 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-23 20:52:35,727 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-23 20:52:35,727 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-23 20:52:35,728 INFO L138 SettingsManager]: * Use SBE=true [2019-11-23 20:52:35,728 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-23 20:52:35,728 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-23 20:52:35,728 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-23 20:52:35,729 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-23 20:52:35,729 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-23 20:52:35,729 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-23 20:52:35,729 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-23 20:52:35,729 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-23 20:52:35,729 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-23 20:52:35,730 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-23 20:52:35,730 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-23 20:52:35,730 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-23 20:52:35,730 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-23 20:52:35,730 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-23 20:52:35,731 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-23 20:52:35,731 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-23 20:52:35,731 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-23 20:52:35,731 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-23 20:52:35,731 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-23 20:52:35,732 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-23 20:52:35,732 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-23 20:52:35,732 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-23 20:52:35,732 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-23 20:52:35,732 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-23 20:52:35,733 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-23 20:52:36,042 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-23 20:52:36,055 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-23 20:52:36,059 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-23 20:52:36,060 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-23 20:52:36,061 INFO L275 PluginConnector]: CDTParser initialized [2019-11-23 20:52:36,062 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem01_label36.c [2019-11-23 20:52:36,139 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5836a723e/e67ee1c359db49848c6b5d9c26d77908/FLAG8eaa5f446 [2019-11-23 20:52:36,739 INFO L306 CDTParser]: Found 1 translation units. [2019-11-23 20:52:36,740 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem01_label36.c [2019-11-23 20:52:36,753 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5836a723e/e67ee1c359db49848c6b5d9c26d77908/FLAG8eaa5f446 [2019-11-23 20:52:36,974 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5836a723e/e67ee1c359db49848c6b5d9c26d77908 [2019-11-23 20:52:36,984 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-23 20:52:36,986 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-23 20:52:36,987 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-23 20:52:36,987 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-23 20:52:36,991 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-23 20:52:36,992 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:52:36" (1/1) ... [2019-11-23 20:52:36,995 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67bb72c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:52:36, skipping insertion in model container [2019-11-23 20:52:36,995 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:52:36" (1/1) ... [2019-11-23 20:52:37,004 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-23 20:52:37,055 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-23 20:52:37,548 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-23 20:52:37,553 INFO L203 MainTranslator]: Completed pre-run [2019-11-23 20:52:37,702 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-23 20:52:37,724 INFO L208 MainTranslator]: Completed translation [2019-11-23 20:52:37,724 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:52:37 WrapperNode [2019-11-23 20:52:37,724 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-23 20:52:37,725 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-23 20:52:37,726 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-23 20:52:37,726 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-23 20:52:37,735 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:52:37" (1/1) ... [2019-11-23 20:52:37,765 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:52:37" (1/1) ... [2019-11-23 20:52:37,836 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-23 20:52:37,837 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-23 20:52:37,837 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-23 20:52:37,837 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-23 20:52:37,846 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:52:37" (1/1) ... [2019-11-23 20:52:37,846 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:52:37" (1/1) ... [2019-11-23 20:52:37,849 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:52:37" (1/1) ... [2019-11-23 20:52:37,850 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:52:37" (1/1) ... [2019-11-23 20:52:37,871 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:52:37" (1/1) ... [2019-11-23 20:52:37,883 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:52:37" (1/1) ... [2019-11-23 20:52:37,890 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:52:37" (1/1) ... [2019-11-23 20:52:37,899 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-23 20:52:37,900 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-23 20:52:37,900 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-23 20:52:37,900 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-23 20:52:37,901 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:52:37" (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 [2019-11-23 20:52:37,985 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-23 20:52:37,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-23 20:52:39,271 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-23 20:52:39,271 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-23 20:52:39,272 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:52:39 BoogieIcfgContainer [2019-11-23 20:52:39,273 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-23 20:52:39,274 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-23 20:52:39,274 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-23 20:52:39,277 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-23 20:52:39,278 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:52:36" (1/3) ... [2019-11-23 20:52:39,279 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e72cbe4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:52:39, skipping insertion in model container [2019-11-23 20:52:39,279 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:52:37" (2/3) ... [2019-11-23 20:52:39,279 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e72cbe4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:52:39, skipping insertion in model container [2019-11-23 20:52:39,280 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:52:39" (3/3) ... [2019-11-23 20:52:39,281 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem01_label36.c [2019-11-23 20:52:39,292 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-23 20:52:39,300 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-23 20:52:39,312 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-23 20:52:39,340 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-23 20:52:39,340 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-23 20:52:39,341 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-23 20:52:39,341 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-23 20:52:39,341 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-23 20:52:39,341 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-23 20:52:39,341 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-23 20:52:39,341 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-23 20:52:39,362 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states. [2019-11-23 20:52:39,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-11-23 20:52:39,372 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 20:52:39,373 INFO L410 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] [2019-11-23 20:52:39,373 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 20:52:39,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 20:52:39,380 INFO L82 PathProgramCache]: Analyzing trace with hash 2059373479, now seen corresponding path program 1 times [2019-11-23 20:52:39,390 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 20:52:39,390 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [576123623] [2019-11-23 20:52:39,391 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 20:52:39,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 20:52:39,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-23 20:52:39,784 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [576123623] [2019-11-23 20:52:39,785 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 20:52:39,786 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-23 20:52:39,788 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2072849855] [2019-11-23 20:52:39,793 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-23 20:52:39,793 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 20:52:39,810 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-23 20:52:39,811 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 20:52:39,813 INFO L87 Difference]: Start difference. First operand 198 states. Second operand 4 states. [2019-11-23 20:52:41,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 20:52:41,103 INFO L93 Difference]: Finished difference Result 662 states and 1178 transitions. [2019-11-23 20:52:41,104 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-23 20:52:41,105 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 102 [2019-11-23 20:52:41,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 20:52:41,121 INFO L225 Difference]: With dead ends: 662 [2019-11-23 20:52:41,122 INFO L226 Difference]: Without dead ends: 397 [2019-11-23 20:52:41,126 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 20:52:41,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 397 states. [2019-11-23 20:52:41,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 397 to 266. [2019-11-23 20:52:41,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 266 states. [2019-11-23 20:52:41,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 266 states and 380 transitions. [2019-11-23 20:52:41,204 INFO L78 Accepts]: Start accepts. Automaton has 266 states and 380 transitions. Word has length 102 [2019-11-23 20:52:41,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 20:52:41,204 INFO L462 AbstractCegarLoop]: Abstraction has 266 states and 380 transitions. [2019-11-23 20:52:41,205 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-23 20:52:41,205 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 380 transitions. [2019-11-23 20:52:41,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-11-23 20:52:41,208 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 20:52:41,208 INFO L410 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] [2019-11-23 20:52:41,208 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 20:52:41,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 20:52:41,209 INFO L82 PathProgramCache]: Analyzing trace with hash 1045586682, now seen corresponding path program 1 times [2019-11-23 20:52:41,209 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 20:52:41,209 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [554712362] [2019-11-23 20:52:41,210 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 20:52:41,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 20:52:41,322 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-23 20:52:41,322 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [554712362] [2019-11-23 20:52:41,323 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 20:52:41,323 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-23 20:52:41,323 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1804058815] [2019-11-23 20:52:41,326 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-23 20:52:41,326 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 20:52:41,326 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-23 20:52:41,327 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 20:52:41,327 INFO L87 Difference]: Start difference. First operand 266 states and 380 transitions. Second operand 4 states. [2019-11-23 20:52:42,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 20:52:42,189 INFO L93 Difference]: Finished difference Result 1054 states and 1512 transitions. [2019-11-23 20:52:42,190 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-23 20:52:42,190 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 108 [2019-11-23 20:52:42,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 20:52:42,196 INFO L225 Difference]: With dead ends: 1054 [2019-11-23 20:52:42,197 INFO L226 Difference]: Without dead ends: 790 [2019-11-23 20:52:42,198 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 20:52:42,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 790 states. [2019-11-23 20:52:42,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 790 to 790. [2019-11-23 20:52:42,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 790 states. [2019-11-23 20:52:42,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 790 states and 1068 transitions. [2019-11-23 20:52:42,256 INFO L78 Accepts]: Start accepts. Automaton has 790 states and 1068 transitions. Word has length 108 [2019-11-23 20:52:42,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 20:52:42,256 INFO L462 AbstractCegarLoop]: Abstraction has 790 states and 1068 transitions. [2019-11-23 20:52:42,256 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-23 20:52:42,256 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 1068 transitions. [2019-11-23 20:52:42,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-11-23 20:52:42,262 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 20:52:42,262 INFO L410 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] [2019-11-23 20:52:42,262 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 20:52:42,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 20:52:42,263 INFO L82 PathProgramCache]: Analyzing trace with hash -1471586822, now seen corresponding path program 1 times [2019-11-23 20:52:42,263 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 20:52:42,263 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [910727020] [2019-11-23 20:52:42,264 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 20:52:42,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 20:52:42,359 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-23 20:52:42,359 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [910727020] [2019-11-23 20:52:42,359 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 20:52:42,360 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-23 20:52:42,360 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [399568671] [2019-11-23 20:52:42,360 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-23 20:52:42,361 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 20:52:42,361 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-23 20:52:42,361 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-23 20:52:42,361 INFO L87 Difference]: Start difference. First operand 790 states and 1068 transitions. Second operand 3 states. [2019-11-23 20:52:42,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 20:52:42,915 INFO L93 Difference]: Finished difference Result 2102 states and 2852 transitions. [2019-11-23 20:52:42,916 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-23 20:52:42,916 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 109 [2019-11-23 20:52:42,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 20:52:42,923 INFO L225 Difference]: With dead ends: 2102 [2019-11-23 20:52:42,923 INFO L226 Difference]: Without dead ends: 1183 [2019-11-23 20:52:42,925 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-23 20:52:42,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1183 states. [2019-11-23 20:52:42,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1183 to 1052. [2019-11-23 20:52:42,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1052 states. [2019-11-23 20:52:42,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1052 states to 1052 states and 1319 transitions. [2019-11-23 20:52:42,970 INFO L78 Accepts]: Start accepts. Automaton has 1052 states and 1319 transitions. Word has length 109 [2019-11-23 20:52:42,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 20:52:42,970 INFO L462 AbstractCegarLoop]: Abstraction has 1052 states and 1319 transitions. [2019-11-23 20:52:42,971 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-23 20:52:42,971 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 1319 transitions. [2019-11-23 20:52:42,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-11-23 20:52:42,977 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 20:52:42,977 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 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] [2019-11-23 20:52:42,977 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 20:52:42,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 20:52:42,978 INFO L82 PathProgramCache]: Analyzing trace with hash 818956648, now seen corresponding path program 1 times [2019-11-23 20:52:42,978 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 20:52:42,979 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1950836389] [2019-11-23 20:52:42,979 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 20:52:43,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 20:52:43,128 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-23 20:52:43,129 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1950836389] [2019-11-23 20:52:43,130 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 20:52:43,130 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-23 20:52:43,130 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1370612979] [2019-11-23 20:52:43,131 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-23 20:52:43,131 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 20:52:43,131 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-23 20:52:43,132 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-23 20:52:43,132 INFO L87 Difference]: Start difference. First operand 1052 states and 1319 transitions. Second operand 3 states. [2019-11-23 20:52:43,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 20:52:43,686 INFO L93 Difference]: Finished difference Result 2757 states and 3480 transitions. [2019-11-23 20:52:43,687 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-23 20:52:43,687 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 117 [2019-11-23 20:52:43,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 20:52:43,694 INFO L225 Difference]: With dead ends: 2757 [2019-11-23 20:52:43,694 INFO L226 Difference]: Without dead ends: 1576 [2019-11-23 20:52:43,696 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-23 20:52:43,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1576 states. [2019-11-23 20:52:43,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1576 to 1445. [2019-11-23 20:52:43,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1445 states. [2019-11-23 20:52:43,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1445 states to 1445 states and 1638 transitions. [2019-11-23 20:52:43,729 INFO L78 Accepts]: Start accepts. Automaton has 1445 states and 1638 transitions. Word has length 117 [2019-11-23 20:52:43,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 20:52:43,729 INFO L462 AbstractCegarLoop]: Abstraction has 1445 states and 1638 transitions. [2019-11-23 20:52:43,730 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-23 20:52:43,730 INFO L276 IsEmpty]: Start isEmpty. Operand 1445 states and 1638 transitions. [2019-11-23 20:52:43,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2019-11-23 20:52:43,733 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 20:52:43,733 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 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] [2019-11-23 20:52:43,733 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 20:52:43,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 20:52:43,734 INFO L82 PathProgramCache]: Analyzing trace with hash -343867564, now seen corresponding path program 1 times [2019-11-23 20:52:43,734 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 20:52:43,734 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1917371706] [2019-11-23 20:52:43,735 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 20:52:43,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 20:52:43,864 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-23 20:52:43,865 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1917371706] [2019-11-23 20:52:43,865 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 20:52:43,865 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-23 20:52:43,866 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1651683286] [2019-11-23 20:52:43,867 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-23 20:52:43,867 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 20:52:43,867 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-23 20:52:43,867 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-23 20:52:43,868 INFO L87 Difference]: Start difference. First operand 1445 states and 1638 transitions. Second operand 4 states. [2019-11-23 20:52:44,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 20:52:44,526 INFO L93 Difference]: Finished difference Result 3027 states and 3424 transitions. [2019-11-23 20:52:44,527 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-23 20:52:44,527 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 125 [2019-11-23 20:52:44,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 20:52:44,534 INFO L225 Difference]: With dead ends: 3027 [2019-11-23 20:52:44,536 INFO L226 Difference]: Without dead ends: 1584 [2019-11-23 20:52:44,538 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-23 20:52:44,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1584 states. [2019-11-23 20:52:44,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1584 to 1576. [2019-11-23 20:52:44,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1576 states. [2019-11-23 20:52:44,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 1576 states and 1772 transitions. [2019-11-23 20:52:44,577 INFO L78 Accepts]: Start accepts. Automaton has 1576 states and 1772 transitions. Word has length 125 [2019-11-23 20:52:44,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 20:52:44,577 INFO L462 AbstractCegarLoop]: Abstraction has 1576 states and 1772 transitions. [2019-11-23 20:52:44,577 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-23 20:52:44,577 INFO L276 IsEmpty]: Start isEmpty. Operand 1576 states and 1772 transitions. [2019-11-23 20:52:44,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2019-11-23 20:52:44,581 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 20:52:44,581 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 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] [2019-11-23 20:52:44,581 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 20:52:44,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 20:52:44,582 INFO L82 PathProgramCache]: Analyzing trace with hash -1453681636, now seen corresponding path program 1 times [2019-11-23 20:52:44,582 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 20:52:44,582 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [207217715] [2019-11-23 20:52:44,582 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 20:52:44,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 20:52:44,693 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-23 20:52:44,694 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [207217715] [2019-11-23 20:52:44,695 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 20:52:44,695 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-23 20:52:44,695 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [452341175] [2019-11-23 20:52:44,696 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-23 20:52:44,696 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 20:52:44,696 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-23 20:52:44,696 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 20:52:44,697 INFO L87 Difference]: Start difference. First operand 1576 states and 1772 transitions. Second operand 4 states. [2019-11-23 20:52:45,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 20:52:45,374 INFO L93 Difference]: Finished difference Result 3674 states and 4184 transitions. [2019-11-23 20:52:45,375 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-23 20:52:45,375 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 129 [2019-11-23 20:52:45,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 20:52:45,384 INFO L225 Difference]: With dead ends: 3674 [2019-11-23 20:52:45,385 INFO L226 Difference]: Without dead ends: 2231 [2019-11-23 20:52:45,387 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 20:52:45,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2231 states. [2019-11-23 20:52:45,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2231 to 1838. [2019-11-23 20:52:45,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1838 states. [2019-11-23 20:52:45,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1838 states to 1838 states and 2024 transitions. [2019-11-23 20:52:45,456 INFO L78 Accepts]: Start accepts. Automaton has 1838 states and 2024 transitions. Word has length 129 [2019-11-23 20:52:45,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 20:52:45,456 INFO L462 AbstractCegarLoop]: Abstraction has 1838 states and 2024 transitions. [2019-11-23 20:52:45,456 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-23 20:52:45,456 INFO L276 IsEmpty]: Start isEmpty. Operand 1838 states and 2024 transitions. [2019-11-23 20:52:45,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2019-11-23 20:52:45,460 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 20:52:45,460 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 20:52:45,461 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 20:52:45,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 20:52:45,461 INFO L82 PathProgramCache]: Analyzing trace with hash 1636914809, now seen corresponding path program 1 times [2019-11-23 20:52:45,461 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 20:52:45,462 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1249035145] [2019-11-23 20:52:45,462 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 20:52:45,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 20:52:45,619 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-23 20:52:45,620 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1249035145] [2019-11-23 20:52:45,620 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 20:52:45,620 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-23 20:52:45,621 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1921561732] [2019-11-23 20:52:45,621 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-23 20:52:45,621 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 20:52:45,621 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-23 20:52:45,622 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2019-11-23 20:52:45,622 INFO L87 Difference]: Start difference. First operand 1838 states and 2024 transitions. Second operand 8 states. [2019-11-23 20:52:46,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 20:52:46,821 INFO L93 Difference]: Finished difference Result 3981 states and 4389 transitions. [2019-11-23 20:52:46,822 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-23 20:52:46,822 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 143 [2019-11-23 20:52:46,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 20:52:46,832 INFO L225 Difference]: With dead ends: 3981 [2019-11-23 20:52:46,832 INFO L226 Difference]: Without dead ends: 2276 [2019-11-23 20:52:46,834 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2019-11-23 20:52:46,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2276 states. [2019-11-23 20:52:46,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2276 to 1969. [2019-11-23 20:52:46,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1969 states. [2019-11-23 20:52:46,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1969 states to 1969 states and 2156 transitions. [2019-11-23 20:52:46,873 INFO L78 Accepts]: Start accepts. Automaton has 1969 states and 2156 transitions. Word has length 143 [2019-11-23 20:52:46,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 20:52:46,874 INFO L462 AbstractCegarLoop]: Abstraction has 1969 states and 2156 transitions. [2019-11-23 20:52:46,874 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-23 20:52:46,874 INFO L276 IsEmpty]: Start isEmpty. Operand 1969 states and 2156 transitions. [2019-11-23 20:52:46,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2019-11-23 20:52:46,879 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 20:52:46,879 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2019-11-23 20:52:46,879 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 20:52:46,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 20:52:46,880 INFO L82 PathProgramCache]: Analyzing trace with hash -1350213335, now seen corresponding path program 1 times [2019-11-23 20:52:46,880 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 20:52:46,881 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1903085402] [2019-11-23 20:52:46,881 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 20:52:46,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 20:52:47,033 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-23 20:52:47,034 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1903085402] [2019-11-23 20:52:47,034 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 20:52:47,034 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-23 20:52:47,034 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [96338711] [2019-11-23 20:52:47,035 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-23 20:52:47,035 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 20:52:47,035 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-23 20:52:47,035 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2019-11-23 20:52:47,036 INFO L87 Difference]: Start difference. First operand 1969 states and 2156 transitions. Second operand 6 states. [2019-11-23 20:52:47,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 20:52:47,835 INFO L93 Difference]: Finished difference Result 4207 states and 4601 transitions. [2019-11-23 20:52:47,835 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-23 20:52:47,835 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 176 [2019-11-23 20:52:47,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 20:52:47,845 INFO L225 Difference]: With dead ends: 4207 [2019-11-23 20:52:47,845 INFO L226 Difference]: Without dead ends: 2371 [2019-11-23 20:52:47,848 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2019-11-23 20:52:47,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2371 states. [2019-11-23 20:52:47,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2371 to 1838. [2019-11-23 20:52:47,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1838 states. [2019-11-23 20:52:47,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1838 states to 1838 states and 1972 transitions. [2019-11-23 20:52:47,901 INFO L78 Accepts]: Start accepts. Automaton has 1838 states and 1972 transitions. Word has length 176 [2019-11-23 20:52:47,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 20:52:47,902 INFO L462 AbstractCegarLoop]: Abstraction has 1838 states and 1972 transitions. [2019-11-23 20:52:47,902 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-23 20:52:47,902 INFO L276 IsEmpty]: Start isEmpty. Operand 1838 states and 1972 transitions. [2019-11-23 20:52:47,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2019-11-23 20:52:47,914 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 20:52:47,915 INFO L410 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 20:52:47,915 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 20:52:47,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 20:52:47,916 INFO L82 PathProgramCache]: Analyzing trace with hash -800900639, now seen corresponding path program 1 times [2019-11-23 20:52:47,916 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 20:52:47,917 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [209281619] [2019-11-23 20:52:47,917 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 20:52:47,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 20:52:48,249 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 240 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2019-11-23 20:52:48,249 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [209281619] [2019-11-23 20:52:48,250 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 20:52:48,250 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-23 20:52:48,251 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [441681884] [2019-11-23 20:52:48,251 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-23 20:52:48,251 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 20:52:48,252 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-23 20:52:48,252 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2019-11-23 20:52:48,253 INFO L87 Difference]: Start difference. First operand 1838 states and 1972 transitions. Second operand 6 states. [2019-11-23 20:52:49,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 20:52:49,209 INFO L93 Difference]: Finished difference Result 3704 states and 3991 transitions. [2019-11-23 20:52:49,209 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-23 20:52:49,210 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 274 [2019-11-23 20:52:49,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 20:52:49,210 INFO L225 Difference]: With dead ends: 3704 [2019-11-23 20:52:49,211 INFO L226 Difference]: Without dead ends: 0 [2019-11-23 20:52:49,216 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2019-11-23 20:52:49,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-23 20:52:49,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-23 20:52:49,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-23 20:52:49,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-23 20:52:49,217 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 274 [2019-11-23 20:52:49,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 20:52:49,218 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-23 20:52:49,218 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-23 20:52:49,218 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-23 20:52:49,218 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-23 20:52:49,225 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-23 20:52:49,344 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 69 [2019-11-23 20:52:49,507 WARN L192 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 71 [2019-11-23 20:52:49,787 WARN L192 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 26 [2019-11-23 20:52:50,017 WARN L192 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 26 [2019-11-23 20:52:50,021 INFO L444 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2019-11-23 20:52:50,021 INFO L444 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2019-11-23 20:52:50,021 INFO L444 ceAbstractionStarter]: For program point L565-1(lines 30 575) no Hoare annotation was computed. [2019-11-23 20:52:50,021 INFO L444 ceAbstractionStarter]: For program point L532-1(lines 30 575) no Hoare annotation was computed. [2019-11-23 20:52:50,021 INFO L444 ceAbstractionStarter]: For program point L499-1(lines 30 575) no Hoare annotation was computed. [2019-11-23 20:52:50,021 INFO L444 ceAbstractionStarter]: For program point L466-1(lines 30 575) no Hoare annotation was computed. [2019-11-23 20:52:50,021 INFO L444 ceAbstractionStarter]: For program point L433-1(lines 30 575) no Hoare annotation was computed. [2019-11-23 20:52:50,022 INFO L444 ceAbstractionStarter]: For program point L400-1(lines 30 575) no Hoare annotation was computed. [2019-11-23 20:52:50,022 INFO L444 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2019-11-23 20:52:50,022 INFO L444 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2019-11-23 20:52:50,022 INFO L444 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2019-11-23 20:52:50,022 INFO L444 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2019-11-23 20:52:50,022 INFO L444 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2019-11-23 20:52:50,022 INFO L444 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2019-11-23 20:52:50,023 INFO L444 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2019-11-23 20:52:50,023 INFO L444 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2019-11-23 20:52:50,023 INFO L444 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2019-11-23 20:52:50,023 INFO L444 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2019-11-23 20:52:50,023 INFO L444 ceAbstractionStarter]: For program point L568-1(lines 30 575) no Hoare annotation was computed. [2019-11-23 20:52:50,023 INFO L444 ceAbstractionStarter]: For program point L535-1(lines 30 575) no Hoare annotation was computed. [2019-11-23 20:52:50,023 INFO L444 ceAbstractionStarter]: For program point L502-1(lines 30 575) no Hoare annotation was computed. [2019-11-23 20:52:50,024 INFO L444 ceAbstractionStarter]: For program point L469-1(lines 30 575) no Hoare annotation was computed. [2019-11-23 20:52:50,024 INFO L444 ceAbstractionStarter]: For program point L436-1(lines 30 575) no Hoare annotation was computed. [2019-11-23 20:52:50,024 INFO L444 ceAbstractionStarter]: For program point L403-1(lines 30 575) no Hoare annotation was computed. [2019-11-23 20:52:50,024 INFO L444 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2019-11-23 20:52:50,024 INFO L444 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2019-11-23 20:52:50,024 INFO L444 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2019-11-23 20:52:50,024 INFO L444 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2019-11-23 20:52:50,025 INFO L444 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2019-11-23 20:52:50,025 INFO L444 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2019-11-23 20:52:50,025 INFO L444 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2019-11-23 20:52:50,025 INFO L444 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2019-11-23 20:52:50,025 INFO L444 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2019-11-23 20:52:50,025 INFO L444 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2019-11-23 20:52:50,025 INFO L444 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2019-11-23 20:52:50,026 INFO L444 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2019-11-23 20:52:50,026 INFO L444 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2019-11-23 20:52:50,026 INFO L444 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2019-11-23 20:52:50,026 INFO L444 ceAbstractionStarter]: For program point L571-1(lines 571 573) no Hoare annotation was computed. [2019-11-23 20:52:50,026 INFO L444 ceAbstractionStarter]: For program point L538-1(lines 30 575) no Hoare annotation was computed. [2019-11-23 20:52:50,026 INFO L444 ceAbstractionStarter]: For program point L505-1(lines 30 575) no Hoare annotation was computed. [2019-11-23 20:52:50,026 INFO L444 ceAbstractionStarter]: For program point L472-1(lines 30 575) no Hoare annotation was computed. [2019-11-23 20:52:50,027 INFO L444 ceAbstractionStarter]: For program point L439-1(lines 30 575) no Hoare annotation was computed. [2019-11-23 20:52:50,027 INFO L444 ceAbstractionStarter]: For program point L406-1(lines 30 575) no Hoare annotation was computed. [2019-11-23 20:52:50,027 INFO L444 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2019-11-23 20:52:50,027 INFO L444 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2019-11-23 20:52:50,027 INFO L444 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2019-11-23 20:52:50,027 INFO L444 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2019-11-23 20:52:50,027 INFO L444 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2019-11-23 20:52:50,027 INFO L444 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2019-11-23 20:52:50,028 INFO L444 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2019-11-23 20:52:50,028 INFO L444 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2019-11-23 20:52:50,028 INFO L444 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2019-11-23 20:52:50,028 INFO L440 ceAbstractionStarter]: At program point L574(lines 30 575) the Hoare annotation is: (let ((.cse3 (= ~a16~0 6)) (.cse0 (= ~a17~0 1)) (.cse1 (= ~a21~0 1)) (.cse2 (= ~a20~0 1)) (.cse4 (not (= 13 ~a8~0)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse3 .cse4) (= 1 ~a7~0) (and .cse0 .cse1 .cse2 .cse4) (= ~a16~0 4) (and .cse4 (= ~a16~0 5)))) [2019-11-23 20:52:50,028 INFO L444 ceAbstractionStarter]: For program point L541-1(lines 30 575) no Hoare annotation was computed. [2019-11-23 20:52:50,029 INFO L444 ceAbstractionStarter]: For program point L508-1(lines 30 575) no Hoare annotation was computed. [2019-11-23 20:52:50,029 INFO L444 ceAbstractionStarter]: For program point L475-1(lines 30 575) no Hoare annotation was computed. [2019-11-23 20:52:50,029 INFO L444 ceAbstractionStarter]: For program point L442-1(lines 30 575) no Hoare annotation was computed. [2019-11-23 20:52:50,029 INFO L444 ceAbstractionStarter]: For program point L409-1(lines 30 575) no Hoare annotation was computed. [2019-11-23 20:52:50,029 INFO L444 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2019-11-23 20:52:50,029 INFO L444 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2019-11-23 20:52:50,029 INFO L444 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2019-11-23 20:52:50,029 INFO L444 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2019-11-23 20:52:50,030 INFO L444 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2019-11-23 20:52:50,030 INFO L444 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2019-11-23 20:52:50,030 INFO L444 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2019-11-23 20:52:50,030 INFO L444 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2019-11-23 20:52:50,030 INFO L444 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2019-11-23 20:52:50,030 INFO L444 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2019-11-23 20:52:50,030 INFO L444 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2019-11-23 20:52:50,031 INFO L444 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2019-11-23 20:52:50,031 INFO L444 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2019-11-23 20:52:50,031 INFO L447 ceAbstractionStarter]: At program point L577(lines 577 594) the Hoare annotation is: true [2019-11-23 20:52:50,031 INFO L444 ceAbstractionStarter]: For program point L544-1(lines 30 575) no Hoare annotation was computed. [2019-11-23 20:52:50,031 INFO L444 ceAbstractionStarter]: For program point L511-1(lines 30 575) no Hoare annotation was computed. [2019-11-23 20:52:50,031 INFO L444 ceAbstractionStarter]: For program point L478-1(lines 30 575) no Hoare annotation was computed. [2019-11-23 20:52:50,031 INFO L444 ceAbstractionStarter]: For program point L445-1(lines 30 575) no Hoare annotation was computed. [2019-11-23 20:52:50,032 INFO L444 ceAbstractionStarter]: For program point L412-1(lines 30 575) no Hoare annotation was computed. [2019-11-23 20:52:50,032 INFO L444 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2019-11-23 20:52:50,032 INFO L444 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2019-11-23 20:52:50,032 INFO L444 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2019-11-23 20:52:50,032 INFO L444 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2019-11-23 20:52:50,032 INFO L444 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2019-11-23 20:52:50,032 INFO L444 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2019-11-23 20:52:50,033 INFO L444 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2019-11-23 20:52:50,033 INFO L444 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2019-11-23 20:52:50,033 INFO L444 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2019-11-23 20:52:50,033 INFO L444 ceAbstractionStarter]: For program point L547-1(lines 30 575) no Hoare annotation was computed. [2019-11-23 20:52:50,033 INFO L444 ceAbstractionStarter]: For program point L514-1(lines 30 575) no Hoare annotation was computed. [2019-11-23 20:52:50,033 INFO L444 ceAbstractionStarter]: For program point L481-1(lines 30 575) no Hoare annotation was computed. [2019-11-23 20:52:50,033 INFO L444 ceAbstractionStarter]: For program point L448-1(lines 30 575) no Hoare annotation was computed. [2019-11-23 20:52:50,033 INFO L444 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2019-11-23 20:52:50,034 INFO L444 ceAbstractionStarter]: For program point L415-1(lines 30 575) no Hoare annotation was computed. [2019-11-23 20:52:50,034 INFO L444 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2019-11-23 20:52:50,034 INFO L444 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2019-11-23 20:52:50,034 INFO L444 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2019-11-23 20:52:50,034 INFO L444 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2019-11-23 20:52:50,034 INFO L444 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2019-11-23 20:52:50,034 INFO L444 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2019-11-23 20:52:50,034 INFO L444 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2019-11-23 20:52:50,035 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-23 20:52:50,035 INFO L444 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2019-11-23 20:52:50,035 INFO L444 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2019-11-23 20:52:50,035 INFO L444 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2019-11-23 20:52:50,035 INFO L444 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2019-11-23 20:52:50,035 INFO L444 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2019-11-23 20:52:50,035 INFO L444 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2019-11-23 20:52:50,035 INFO L444 ceAbstractionStarter]: For program point L550-1(lines 30 575) no Hoare annotation was computed. [2019-11-23 20:52:50,036 INFO L440 ceAbstractionStarter]: At program point L583-2(lines 583 593) the Hoare annotation is: (let ((.cse3 (= ~a16~0 6)) (.cse0 (= ~a17~0 1)) (.cse1 (= ~a21~0 1)) (.cse2 (= ~a20~0 1)) (.cse4 (not (= 13 ~a8~0)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse3 .cse4) (= 1 ~a7~0) (and .cse0 .cse1 .cse2 .cse4) (= ~a16~0 4) (and .cse4 (= ~a16~0 5)))) [2019-11-23 20:52:50,036 INFO L444 ceAbstractionStarter]: For program point L517-1(lines 30 575) no Hoare annotation was computed. [2019-11-23 20:52:50,036 INFO L444 ceAbstractionStarter]: For program point L484-1(lines 30 575) no Hoare annotation was computed. [2019-11-23 20:52:50,036 INFO L444 ceAbstractionStarter]: For program point L451-1(lines 30 575) no Hoare annotation was computed. [2019-11-23 20:52:50,036 INFO L444 ceAbstractionStarter]: For program point L418-1(lines 30 575) no Hoare annotation was computed. [2019-11-23 20:52:50,036 INFO L444 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2019-11-23 20:52:50,036 INFO L444 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2019-11-23 20:52:50,037 INFO L444 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2019-11-23 20:52:50,037 INFO L444 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2019-11-23 20:52:50,037 INFO L444 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2019-11-23 20:52:50,037 INFO L444 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2019-11-23 20:52:50,037 INFO L444 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2019-11-23 20:52:50,037 INFO L444 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2019-11-23 20:52:50,037 INFO L444 ceAbstractionStarter]: For program point L553-1(lines 30 575) no Hoare annotation was computed. [2019-11-23 20:52:50,038 INFO L444 ceAbstractionStarter]: For program point L520-1(lines 30 575) no Hoare annotation was computed. [2019-11-23 20:52:50,038 INFO L444 ceAbstractionStarter]: For program point L487-1(lines 30 575) no Hoare annotation was computed. [2019-11-23 20:52:50,038 INFO L444 ceAbstractionStarter]: For program point L454-1(lines 30 575) no Hoare annotation was computed. [2019-11-23 20:52:50,038 INFO L444 ceAbstractionStarter]: For program point L421-1(lines 30 575) no Hoare annotation was computed. [2019-11-23 20:52:50,038 INFO L444 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2019-11-23 20:52:50,038 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-23 20:52:50,038 INFO L444 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2019-11-23 20:52:50,038 INFO L444 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2019-11-23 20:52:50,039 INFO L444 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2019-11-23 20:52:50,039 INFO L444 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2019-11-23 20:52:50,039 INFO L444 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2019-11-23 20:52:50,039 INFO L444 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2019-11-23 20:52:50,039 INFO L444 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2019-11-23 20:52:50,039 INFO L444 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2019-11-23 20:52:50,039 INFO L444 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2019-11-23 20:52:50,039 INFO L444 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2019-11-23 20:52:50,040 INFO L444 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2019-11-23 20:52:50,040 INFO L444 ceAbstractionStarter]: For program point L556-1(lines 30 575) no Hoare annotation was computed. [2019-11-23 20:52:50,040 INFO L444 ceAbstractionStarter]: For program point L523-1(lines 30 575) no Hoare annotation was computed. [2019-11-23 20:52:50,040 INFO L444 ceAbstractionStarter]: For program point L490-1(lines 30 575) no Hoare annotation was computed. [2019-11-23 20:52:50,040 INFO L444 ceAbstractionStarter]: For program point L457-1(lines 30 575) no Hoare annotation was computed. [2019-11-23 20:52:50,040 INFO L444 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2019-11-23 20:52:50,040 INFO L444 ceAbstractionStarter]: For program point L424-1(lines 30 575) no Hoare annotation was computed. [2019-11-23 20:52:50,041 INFO L444 ceAbstractionStarter]: For program point L391-2(lines 30 575) no Hoare annotation was computed. [2019-11-23 20:52:50,041 INFO L444 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2019-11-23 20:52:50,041 INFO L444 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2019-11-23 20:52:50,041 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-23 20:52:50,041 INFO L444 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2019-11-23 20:52:50,041 INFO L444 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2019-11-23 20:52:50,041 INFO L444 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2019-11-23 20:52:50,042 INFO L444 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2019-11-23 20:52:50,042 INFO L444 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2019-11-23 20:52:50,042 INFO L444 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2019-11-23 20:52:50,042 INFO L444 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2019-11-23 20:52:50,042 INFO L444 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2019-11-23 20:52:50,042 INFO L444 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2019-11-23 20:52:50,042 INFO L444 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2019-11-23 20:52:50,043 INFO L444 ceAbstractionStarter]: For program point L559-1(lines 30 575) no Hoare annotation was computed. [2019-11-23 20:52:50,043 INFO L444 ceAbstractionStarter]: For program point L526-1(lines 30 575) no Hoare annotation was computed. [2019-11-23 20:52:50,043 INFO L444 ceAbstractionStarter]: For program point L493-1(lines 30 575) no Hoare annotation was computed. [2019-11-23 20:52:50,043 INFO L444 ceAbstractionStarter]: For program point L460-1(lines 30 575) no Hoare annotation was computed. [2019-11-23 20:52:50,043 INFO L444 ceAbstractionStarter]: For program point L427-1(lines 30 575) no Hoare annotation was computed. [2019-11-23 20:52:50,043 INFO L444 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2019-11-23 20:52:50,043 INFO L444 ceAbstractionStarter]: For program point L394-1(lines 30 575) no Hoare annotation was computed. [2019-11-23 20:52:50,043 INFO L444 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2019-11-23 20:52:50,044 INFO L444 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2019-11-23 20:52:50,044 INFO L444 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2019-11-23 20:52:50,044 INFO L444 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2019-11-23 20:52:50,044 INFO L444 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2019-11-23 20:52:50,044 INFO L444 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2019-11-23 20:52:50,044 INFO L444 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2019-11-23 20:52:50,044 INFO L444 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2019-11-23 20:52:50,044 INFO L444 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2019-11-23 20:52:50,045 INFO L444 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2019-11-23 20:52:50,045 INFO L444 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2019-11-23 20:52:50,045 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-23 20:52:50,045 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 482) no Hoare annotation was computed. [2019-11-23 20:52:50,045 INFO L444 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2019-11-23 20:52:50,045 INFO L444 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2019-11-23 20:52:50,046 INFO L444 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2019-11-23 20:52:50,046 INFO L444 ceAbstractionStarter]: For program point L562-1(lines 30 575) no Hoare annotation was computed. [2019-11-23 20:52:50,046 INFO L444 ceAbstractionStarter]: For program point L529-1(lines 30 575) no Hoare annotation was computed. [2019-11-23 20:52:50,046 INFO L444 ceAbstractionStarter]: For program point L496-1(lines 30 575) no Hoare annotation was computed. [2019-11-23 20:52:50,046 INFO L444 ceAbstractionStarter]: For program point L463-1(lines 30 575) no Hoare annotation was computed. [2019-11-23 20:52:50,046 INFO L444 ceAbstractionStarter]: For program point L430-1(lines 30 575) no Hoare annotation was computed. [2019-11-23 20:52:50,046 INFO L444 ceAbstractionStarter]: For program point L397-1(lines 30 575) no Hoare annotation was computed. [2019-11-23 20:52:50,046 INFO L444 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2019-11-23 20:52:50,047 INFO L444 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2019-11-23 20:52:50,047 INFO L444 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2019-11-23 20:52:50,047 INFO L444 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2019-11-23 20:52:50,047 INFO L444 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2019-11-23 20:52:50,047 INFO L444 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2019-11-23 20:52:50,047 INFO L444 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2019-11-23 20:52:50,047 INFO L444 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2019-11-23 20:52:50,047 INFO L444 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2019-11-23 20:52:50,048 INFO L444 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2019-11-23 20:52:50,068 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 08:52:50 BoogieIcfgContainer [2019-11-23 20:52:50,068 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-23 20:52:50,070 INFO L168 Benchmark]: Toolchain (without parser) took 13084.32 ms. Allocated memory was 138.4 MB in the beginning and 441.5 MB in the end (delta: 303.0 MB). Free memory was 100.0 MB in the beginning and 314.2 MB in the end (delta: -214.1 MB). Peak memory consumption was 269.5 MB. Max. memory is 7.1 GB. [2019-11-23 20:52:50,071 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 138.4 MB. Free memory was 120.3 MB in the beginning and 120.1 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-11-23 20:52:50,071 INFO L168 Benchmark]: CACSL2BoogieTranslator took 738.09 ms. Allocated memory was 138.4 MB in the beginning and 202.9 MB in the end (delta: 64.5 MB). Free memory was 99.8 MB in the beginning and 161.6 MB in the end (delta: -61.8 MB). Peak memory consumption was 26.0 MB. Max. memory is 7.1 GB. [2019-11-23 20:52:50,072 INFO L168 Benchmark]: Boogie Procedure Inliner took 111.46 ms. Allocated memory is still 202.9 MB. Free memory was 161.6 MB in the beginning and 155.6 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.0 MB. Max. memory is 7.1 GB. [2019-11-23 20:52:50,073 INFO L168 Benchmark]: Boogie Preprocessor took 62.44 ms. Allocated memory is still 202.9 MB. Free memory was 155.6 MB in the beginning and 151.0 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2019-11-23 20:52:50,074 INFO L168 Benchmark]: RCFGBuilder took 1373.17 ms. Allocated memory was 202.9 MB in the beginning and 235.4 MB in the end (delta: 32.5 MB). Free memory was 151.0 MB in the beginning and 161.9 MB in the end (delta: -10.9 MB). Peak memory consumption was 72.6 MB. Max. memory is 7.1 GB. [2019-11-23 20:52:50,075 INFO L168 Benchmark]: TraceAbstraction took 10794.09 ms. Allocated memory was 235.4 MB in the beginning and 441.5 MB in the end (delta: 206.0 MB). Free memory was 161.9 MB in the beginning and 314.2 MB in the end (delta: -152.3 MB). Peak memory consumption was 234.3 MB. Max. memory is 7.1 GB. [2019-11-23 20:52:50,079 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 138.4 MB. Free memory was 120.3 MB in the beginning and 120.1 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 738.09 ms. Allocated memory was 138.4 MB in the beginning and 202.9 MB in the end (delta: 64.5 MB). Free memory was 99.8 MB in the beginning and 161.6 MB in the end (delta: -61.8 MB). Peak memory consumption was 26.0 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 111.46 ms. Allocated memory is still 202.9 MB. Free memory was 161.6 MB in the beginning and 155.6 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 62.44 ms. Allocated memory is still 202.9 MB. Free memory was 155.6 MB in the beginning and 151.0 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1373.17 ms. Allocated memory was 202.9 MB in the beginning and 235.4 MB in the end (delta: 32.5 MB). Free memory was 151.0 MB in the beginning and 161.9 MB in the end (delta: -10.9 MB). Peak memory consumption was 72.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 10794.09 ms. Allocated memory was 235.4 MB in the beginning and 441.5 MB in the end (delta: 206.0 MB). Free memory was 161.9 MB in the beginning and 314.2 MB in the end (delta: -152.3 MB). Peak memory consumption was 234.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 482]: 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: 30]: Loop Invariant Derived loop invariant: (((((((a17 == 1 && a21 == 1) && a20 == 1) && a16 == 6) || (a16 == 6 && !(13 == a8))) || 1 == a7) || (((a17 == 1 && a21 == 1) && a20 == 1) && !(13 == a8))) || a16 == 4) || (!(13 == a8) && a16 == 5) - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: (((((((a17 == 1 && a21 == 1) && a20 == 1) && a16 == 6) || (a16 == 6 && !(13 == a8))) || 1 == a7) || (((a17 == 1 && a21 == 1) && a20 == 1) && !(13 == a8))) || a16 == 4) || (!(13 == a8) && a16 == 5) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 198 locations, 1 error locations. Result: SAFE, OverallTime: 10.7s, OverallIterations: 9, TraceHistogramMax: 6, AutomataDifference: 7.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.7s, HoareTripleCheckerStatistics: 639 SDtfs, 2551 SDslu, 111 SDs, 0 SdLazy, 5415 SolverSat, 841 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 42 GetRequests, 15 SyntacticMatches, 2 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1969occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 9 MinimizatonAttempts, 1634 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 61 NumberOfFragments, 101 HoareAnnotationTreeSize, 3 FomulaSimplifications, 8222 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 3 FomulaSimplificationsInter, 2161 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 1283 NumberOfCodeBlocks, 1283 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1274 ConstructedInterpolants, 0 QuantifiedInterpolants, 511835 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 627/627 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...