/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/Problem10_label30.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-23 21:03:17,095 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-23 21:03:17,099 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-23 21:03:17,118 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-11-23 21:03:17,186 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 21:03:17,202 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-23 21:03:17,203 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-23 21:03:17,205 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-23 21:03:17,205 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-23 21:03:17,205 INFO L138 SettingsManager]: * Use SBE=true [2019-11-23 21:03:17,206 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-23 21:03:17,206 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-23 21:03:17,206 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-23 21:03:17,206 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-23 21:03:17,206 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-23 21:03:17,207 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-23 21:03:17,208 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-23 21:03:17,208 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-23 21:03:17,208 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-23 21:03:17,209 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-23 21:03:17,209 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-23 21:03:17,209 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-23 21:03:17,209 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-23 21:03:17,209 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-23 21:03:17,210 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-23 21:03:17,210 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-23 21:03:17,210 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-23 21:03:17,210 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-23 21:03:17,210 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-23 21:03:17,211 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-23 21:03:17,211 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-23 21:03:17,211 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-23 21:03:17,211 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-23 21:03:17,211 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-23 21:03:17,212 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-23 21:03:17,472 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-23 21:03:17,485 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-23 21:03:17,490 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-23 21:03:17,492 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-23 21:03:17,493 INFO L275 PluginConnector]: CDTParser initialized [2019-11-23 21:03:17,493 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem10_label30.c [2019-11-23 21:03:17,563 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef1e84f08/ea17d2790193470cb004dc2e41fdb6b9/FLAG4d91d6ece [2019-11-23 21:03:18,117 INFO L306 CDTParser]: Found 1 translation units. [2019-11-23 21:03:18,118 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem10_label30.c [2019-11-23 21:03:18,133 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef1e84f08/ea17d2790193470cb004dc2e41fdb6b9/FLAG4d91d6ece [2019-11-23 21:03:18,384 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef1e84f08/ea17d2790193470cb004dc2e41fdb6b9 [2019-11-23 21:03:18,394 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-23 21:03:18,396 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-23 21:03:18,397 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-23 21:03:18,397 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-23 21:03:18,400 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-23 21:03:18,401 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:03:18" (1/1) ... [2019-11-23 21:03:18,404 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e90e1fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:03:18, skipping insertion in model container [2019-11-23 21:03:18,404 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:03:18" (1/1) ... [2019-11-23 21:03:18,412 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-23 21:03:18,469 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-23 21:03:19,123 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-23 21:03:19,129 INFO L203 MainTranslator]: Completed pre-run [2019-11-23 21:03:19,217 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-23 21:03:19,238 INFO L208 MainTranslator]: Completed translation [2019-11-23 21:03:19,239 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:03:19 WrapperNode [2019-11-23 21:03:19,239 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-23 21:03:19,240 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-23 21:03:19,240 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-23 21:03:19,240 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-23 21:03:19,250 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:03:19" (1/1) ... [2019-11-23 21:03:19,280 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:03:19" (1/1) ... [2019-11-23 21:03:19,376 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-23 21:03:19,376 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-23 21:03:19,376 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-23 21:03:19,377 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-23 21:03:19,387 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:03:19" (1/1) ... [2019-11-23 21:03:19,387 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:03:19" (1/1) ... [2019-11-23 21:03:19,398 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:03:19" (1/1) ... [2019-11-23 21:03:19,398 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:03:19" (1/1) ... [2019-11-23 21:03:19,449 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:03:19" (1/1) ... [2019-11-23 21:03:19,469 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:03:19" (1/1) ... [2019-11-23 21:03:19,486 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:03:19" (1/1) ... [2019-11-23 21:03:19,503 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-23 21:03:19,504 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-23 21:03:19,504 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-23 21:03:19,504 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-23 21:03:19,508 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:03:19" (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 21:03:19,598 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-23 21:03:19,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-23 21:03:20,891 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-23 21:03:20,892 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-23 21:03:20,894 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:03:20 BoogieIcfgContainer [2019-11-23 21:03:20,894 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-23 21:03:20,896 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-23 21:03:20,897 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-23 21:03:20,900 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-23 21:03:20,901 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:03:18" (1/3) ... [2019-11-23 21:03:20,903 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50713c47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:03:20, skipping insertion in model container [2019-11-23 21:03:20,903 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:03:19" (2/3) ... [2019-11-23 21:03:20,904 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50713c47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:03:20, skipping insertion in model container [2019-11-23 21:03:20,904 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:03:20" (3/3) ... [2019-11-23 21:03:20,906 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem10_label30.c [2019-11-23 21:03:20,916 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-23 21:03:20,929 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-23 21:03:20,941 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-23 21:03:20,980 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-23 21:03:20,980 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-23 21:03:20,981 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-23 21:03:20,981 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-23 21:03:20,981 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-23 21:03:20,982 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-23 21:03:20,983 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-23 21:03:20,983 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-23 21:03:21,004 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states. [2019-11-23 21:03:21,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-11-23 21:03:21,012 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 21:03:21,013 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] [2019-11-23 21:03:21,014 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 21:03:21,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 21:03:21,020 INFO L82 PathProgramCache]: Analyzing trace with hash 1089129850, now seen corresponding path program 1 times [2019-11-23 21:03:21,027 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 21:03:21,028 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [364356722] [2019-11-23 21:03:21,028 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 21:03:21,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 21:03:21,278 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 21:03:21,279 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [364356722] [2019-11-23 21:03:21,279 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 21:03:21,280 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-23 21:03:21,282 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2074498850] [2019-11-23 21:03:21,287 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-23 21:03:21,287 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 21:03:21,301 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-23 21:03:21,302 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 21:03:21,304 INFO L87 Difference]: Start difference. First operand 206 states. Second operand 4 states. [2019-11-23 21:03:22,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 21:03:22,761 INFO L93 Difference]: Finished difference Result 709 states and 1261 transitions. [2019-11-23 21:03:22,762 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-23 21:03:22,763 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 34 [2019-11-23 21:03:22,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 21:03:22,784 INFO L225 Difference]: With dead ends: 709 [2019-11-23 21:03:22,785 INFO L226 Difference]: Without dead ends: 421 [2019-11-23 21:03:22,789 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 21:03:22,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 421 states. [2019-11-23 21:03:22,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 421 to 421. [2019-11-23 21:03:22,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 421 states. [2019-11-23 21:03:22,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 421 states and 611 transitions. [2019-11-23 21:03:22,863 INFO L78 Accepts]: Start accepts. Automaton has 421 states and 611 transitions. Word has length 34 [2019-11-23 21:03:22,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 21:03:22,863 INFO L462 AbstractCegarLoop]: Abstraction has 421 states and 611 transitions. [2019-11-23 21:03:22,864 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-23 21:03:22,864 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 611 transitions. [2019-11-23 21:03:22,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-11-23 21:03:22,868 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 21:03:22,868 INFO L410 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] [2019-11-23 21:03:22,868 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 21:03:22,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 21:03:22,869 INFO L82 PathProgramCache]: Analyzing trace with hash 1202022428, now seen corresponding path program 1 times [2019-11-23 21:03:22,869 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 21:03:22,870 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [914267917] [2019-11-23 21:03:22,870 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 21:03:22,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 21:03:23,105 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-23 21:03:23,105 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [914267917] [2019-11-23 21:03:23,106 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 21:03:23,106 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-23 21:03:23,106 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1597942870] [2019-11-23 21:03:23,108 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-23 21:03:23,108 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 21:03:23,109 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-23 21:03:23,109 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 21:03:23,109 INFO L87 Difference]: Start difference. First operand 421 states and 611 transitions. Second operand 4 states. [2019-11-23 21:03:24,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 21:03:24,171 INFO L93 Difference]: Finished difference Result 1674 states and 2436 transitions. [2019-11-23 21:03:24,172 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-23 21:03:24,172 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 104 [2019-11-23 21:03:24,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 21:03:24,180 INFO L225 Difference]: With dead ends: 1674 [2019-11-23 21:03:24,180 INFO L226 Difference]: Without dead ends: 1255 [2019-11-23 21:03:24,183 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 21:03:24,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1255 states. [2019-11-23 21:03:24,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1255 to 1116. [2019-11-23 21:03:24,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1116 states. [2019-11-23 21:03:24,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 1116 states and 1522 transitions. [2019-11-23 21:03:24,256 INFO L78 Accepts]: Start accepts. Automaton has 1116 states and 1522 transitions. Word has length 104 [2019-11-23 21:03:24,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 21:03:24,257 INFO L462 AbstractCegarLoop]: Abstraction has 1116 states and 1522 transitions. [2019-11-23 21:03:24,257 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-23 21:03:24,257 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1522 transitions. [2019-11-23 21:03:24,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-11-23 21:03:24,268 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 21:03:24,270 INFO L410 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] [2019-11-23 21:03:24,270 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 21:03:24,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 21:03:24,271 INFO L82 PathProgramCache]: Analyzing trace with hash -560431948, now seen corresponding path program 1 times [2019-11-23 21:03:24,271 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 21:03:24,272 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [633277573] [2019-11-23 21:03:24,272 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 21:03:24,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 21:03:24,416 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-23 21:03:24,417 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [633277573] [2019-11-23 21:03:24,418 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 21:03:24,419 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-23 21:03:24,420 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [172674957] [2019-11-23 21:03:24,420 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-23 21:03:24,422 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 21:03:24,422 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-23 21:03:24,422 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 21:03:24,423 INFO L87 Difference]: Start difference. First operand 1116 states and 1522 transitions. Second operand 4 states. [2019-11-23 21:03:25,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 21:03:25,440 INFO L93 Difference]: Finished difference Result 3203 states and 4387 transitions. [2019-11-23 21:03:25,440 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-23 21:03:25,440 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 109 [2019-11-23 21:03:25,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 21:03:25,449 INFO L225 Difference]: With dead ends: 3203 [2019-11-23 21:03:25,449 INFO L226 Difference]: Without dead ends: 1533 [2019-11-23 21:03:25,452 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 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 21:03:25,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1533 states. [2019-11-23 21:03:25,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1533 to 1116. [2019-11-23 21:03:25,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1116 states. [2019-11-23 21:03:25,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 1116 states and 1517 transitions. [2019-11-23 21:03:25,485 INFO L78 Accepts]: Start accepts. Automaton has 1116 states and 1517 transitions. Word has length 109 [2019-11-23 21:03:25,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 21:03:25,486 INFO L462 AbstractCegarLoop]: Abstraction has 1116 states and 1517 transitions. [2019-11-23 21:03:25,486 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-23 21:03:25,486 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1517 transitions. [2019-11-23 21:03:25,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2019-11-23 21:03:25,488 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 21:03:25,489 INFO L410 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] [2019-11-23 21:03:25,489 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 21:03:25,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 21:03:25,490 INFO L82 PathProgramCache]: Analyzing trace with hash -1020793692, now seen corresponding path program 1 times [2019-11-23 21:03:25,490 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 21:03:25,490 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2099080073] [2019-11-23 21:03:25,490 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 21:03:25,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 21:03:25,652 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-23 21:03:25,653 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2099080073] [2019-11-23 21:03:25,653 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 21:03:25,653 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-23 21:03:25,654 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [284673317] [2019-11-23 21:03:25,655 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-23 21:03:25,656 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 21:03:25,656 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-23 21:03:25,656 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 21:03:25,656 INFO L87 Difference]: Start difference. First operand 1116 states and 1517 transitions. Second operand 4 states. [2019-11-23 21:03:26,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 21:03:26,617 INFO L93 Difference]: Finished difference Result 3342 states and 4479 transitions. [2019-11-23 21:03:26,617 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-23 21:03:26,618 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 152 [2019-11-23 21:03:26,618 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 21:03:26,629 INFO L225 Difference]: With dead ends: 3342 [2019-11-23 21:03:26,630 INFO L226 Difference]: Without dead ends: 2228 [2019-11-23 21:03:26,632 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 21:03:26,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2228 states. [2019-11-23 21:03:26,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2228 to 1394. [2019-11-23 21:03:26,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1394 states. [2019-11-23 21:03:26,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1394 states to 1394 states and 1757 transitions. [2019-11-23 21:03:26,670 INFO L78 Accepts]: Start accepts. Automaton has 1394 states and 1757 transitions. Word has length 152 [2019-11-23 21:03:26,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 21:03:26,671 INFO L462 AbstractCegarLoop]: Abstraction has 1394 states and 1757 transitions. [2019-11-23 21:03:26,671 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-23 21:03:26,671 INFO L276 IsEmpty]: Start isEmpty. Operand 1394 states and 1757 transitions. [2019-11-23 21:03:26,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2019-11-23 21:03:26,675 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 21:03:26,676 INFO L410 BasicCegarLoop]: trace histogram [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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 21:03:26,676 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 21:03:26,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 21:03:26,676 INFO L82 PathProgramCache]: Analyzing trace with hash -1535522451, now seen corresponding path program 1 times [2019-11-23 21:03:26,677 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 21:03:26,677 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [820630455] [2019-11-23 21:03:26,677 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 21:03:26,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 21:03:26,935 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 270 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-11-23 21:03:26,936 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [820630455] [2019-11-23 21:03:26,936 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 21:03:26,936 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-23 21:03:26,936 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1797515862] [2019-11-23 21:03:26,937 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-23 21:03:26,937 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 21:03:26,938 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-23 21:03:26,938 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 21:03:26,938 INFO L87 Difference]: Start difference. First operand 1394 states and 1757 transitions. Second operand 4 states. [2019-11-23 21:03:27,816 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 21:03:27,816 INFO L93 Difference]: Finished difference Result 3342 states and 4204 transitions. [2019-11-23 21:03:27,819 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-23 21:03:27,819 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 295 [2019-11-23 21:03:27,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 21:03:27,830 INFO L225 Difference]: With dead ends: 3342 [2019-11-23 21:03:27,830 INFO L226 Difference]: Without dead ends: 1950 [2019-11-23 21:03:27,832 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 21:03:27,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1950 states. [2019-11-23 21:03:27,893 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1950 to 1811. [2019-11-23 21:03:27,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1811 states. [2019-11-23 21:03:27,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1811 states to 1811 states and 2227 transitions. [2019-11-23 21:03:27,897 INFO L78 Accepts]: Start accepts. Automaton has 1811 states and 2227 transitions. Word has length 295 [2019-11-23 21:03:27,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 21:03:27,898 INFO L462 AbstractCegarLoop]: Abstraction has 1811 states and 2227 transitions. [2019-11-23 21:03:27,898 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-23 21:03:27,898 INFO L276 IsEmpty]: Start isEmpty. Operand 1811 states and 2227 transitions. [2019-11-23 21:03:27,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2019-11-23 21:03:27,905 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 21:03:27,905 INFO L410 BasicCegarLoop]: trace histogram [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, 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, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 21:03:27,905 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 21:03:27,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 21:03:27,906 INFO L82 PathProgramCache]: Analyzing trace with hash -1090284149, now seen corresponding path program 1 times [2019-11-23 21:03:27,906 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 21:03:27,906 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [903459157] [2019-11-23 21:03:27,906 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 21:03:27,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 21:03:28,179 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 272 proven. 6 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2019-11-23 21:03:28,180 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [903459157] [2019-11-23 21:03:28,180 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1220553900] [2019-11-23 21:03:28,180 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-23 21:03:28,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 21:03:28,303 INFO L255 TraceCheckSpWp]: Trace formula consists of 446 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-23 21:03:28,319 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-23 21:03:28,485 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 272 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2019-11-23 21:03:28,486 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-23 21:03:28,486 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2019-11-23 21:03:28,486 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1401058568] [2019-11-23 21:03:28,487 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-23 21:03:28,487 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 21:03:28,488 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-23 21:03:28,488 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-11-23 21:03:28,488 INFO L87 Difference]: Start difference. First operand 1811 states and 2227 transitions. Second operand 3 states. [2019-11-23 21:03:28,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 21:03:28,975 INFO L93 Difference]: Finished difference Result 3620 states and 4452 transitions. [2019-11-23 21:03:28,976 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-23 21:03:28,976 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 331 [2019-11-23 21:03:28,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 21:03:28,985 INFO L225 Difference]: With dead ends: 3620 [2019-11-23 21:03:28,985 INFO L226 Difference]: Without dead ends: 1811 [2019-11-23 21:03:29,016 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 335 GetRequests, 331 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-11-23 21:03:29,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1811 states. [2019-11-23 21:03:29,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1811 to 1811. [2019-11-23 21:03:29,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1811 states. [2019-11-23 21:03:29,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1811 states to 1811 states and 2172 transitions. [2019-11-23 21:03:29,050 INFO L78 Accepts]: Start accepts. Automaton has 1811 states and 2172 transitions. Word has length 331 [2019-11-23 21:03:29,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 21:03:29,050 INFO L462 AbstractCegarLoop]: Abstraction has 1811 states and 2172 transitions. [2019-11-23 21:03:29,051 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-23 21:03:29,051 INFO L276 IsEmpty]: Start isEmpty. Operand 1811 states and 2172 transitions. [2019-11-23 21:03:29,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2019-11-23 21:03:29,057 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 21:03:29,058 INFO L410 BasicCegarLoop]: trace histogram [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, 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, 3, 3, 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, 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] [2019-11-23 21:03:29,261 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-23 21:03:29,261 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 21:03:29,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 21:03:29,262 INFO L82 PathProgramCache]: Analyzing trace with hash -1102124167, now seen corresponding path program 1 times [2019-11-23 21:03:29,262 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 21:03:29,263 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1976995184] [2019-11-23 21:03:29,263 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 21:03:29,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 21:03:29,527 INFO L134 CoverageAnalysis]: Checked inductivity of 358 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2019-11-23 21:03:29,528 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1976995184] [2019-11-23 21:03:29,529 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 21:03:29,529 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-23 21:03:29,529 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1828546857] [2019-11-23 21:03:29,530 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-23 21:03:29,531 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 21:03:29,531 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-23 21:03:29,532 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 21:03:29,532 INFO L87 Difference]: Start difference. First operand 1811 states and 2172 transitions. Second operand 4 states. [2019-11-23 21:03:30,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 21:03:30,466 INFO L93 Difference]: Finished difference Result 3618 states and 4341 transitions. [2019-11-23 21:03:30,466 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-23 21:03:30,466 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 340 [2019-11-23 21:03:30,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 21:03:30,468 INFO L225 Difference]: With dead ends: 3618 [2019-11-23 21:03:30,468 INFO L226 Difference]: Without dead ends: 0 [2019-11-23 21:03:30,471 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 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 21:03:30,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-23 21:03:30,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-23 21:03:30,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-23 21:03:30,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-23 21:03:30,473 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 340 [2019-11-23 21:03:30,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 21:03:30,473 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-23 21:03:30,473 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-23 21:03:30,473 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-23 21:03:30,473 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-23 21:03:30,478 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-23 21:03:30,648 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 30 [2019-11-23 21:03:30,768 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 30 [2019-11-23 21:03:30,773 INFO L444 ceAbstractionStarter]: For program point L465(lines 465 572) no Hoare annotation was computed. [2019-11-23 21:03:30,773 INFO L444 ceAbstractionStarter]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:03:30,773 INFO L444 ceAbstractionStarter]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:03:30,774 INFO L444 ceAbstractionStarter]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:03:30,774 INFO L444 ceAbstractionStarter]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:03:30,774 INFO L444 ceAbstractionStarter]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:03:30,774 INFO L444 ceAbstractionStarter]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:03:30,774 INFO L444 ceAbstractionStarter]: For program point L499(lines 499 572) no Hoare annotation was computed. [2019-11-23 21:03:30,774 INFO L444 ceAbstractionStarter]: For program point L301(lines 301 572) no Hoare annotation was computed. [2019-11-23 21:03:30,775 INFO L444 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2019-11-23 21:03:30,775 INFO L444 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2019-11-23 21:03:30,775 INFO L444 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2019-11-23 21:03:30,775 INFO L444 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2019-11-23 21:03:30,775 INFO L444 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2019-11-23 21:03:30,775 INFO L444 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2019-11-23 21:03:30,776 INFO L444 ceAbstractionStarter]: For program point L335(lines 335 572) no Hoare annotation was computed. [2019-11-23 21:03:30,778 INFO L444 ceAbstractionStarter]: For program point L236(lines 236 572) no Hoare annotation was computed. [2019-11-23 21:03:30,778 INFO L444 ceAbstractionStarter]: For program point L534(lines 534 572) no Hoare annotation was computed. [2019-11-23 21:03:30,778 INFO L444 ceAbstractionStarter]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:03:30,778 INFO L444 ceAbstractionStarter]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:03:30,778 INFO L444 ceAbstractionStarter]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:03:30,779 INFO L444 ceAbstractionStarter]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:03:30,779 INFO L444 ceAbstractionStarter]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:03:30,779 INFO L444 ceAbstractionStarter]: For program point L436(lines 436 572) no Hoare annotation was computed. [2019-11-23 21:03:30,779 INFO L444 ceAbstractionStarter]: For program point L403(lines 403 572) no Hoare annotation was computed. [2019-11-23 21:03:30,779 INFO L444 ceAbstractionStarter]: For program point L370(lines 370 572) no Hoare annotation was computed. [2019-11-23 21:03:30,779 INFO L444 ceAbstractionStarter]: For program point L271(lines 271 572) no Hoare annotation was computed. [2019-11-23 21:03:30,779 INFO L444 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2019-11-23 21:03:30,779 INFO L444 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2019-11-23 21:03:30,780 INFO L444 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2019-11-23 21:03:30,780 INFO L444 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2019-11-23 21:03:30,780 INFO L444 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2019-11-23 21:03:30,780 INFO L444 ceAbstractionStarter]: For program point L569(lines 569 572) no Hoare annotation was computed. [2019-11-23 21:03:30,780 INFO L444 ceAbstractionStarter]: For program point L239(lines 239 572) no Hoare annotation was computed. [2019-11-23 21:03:30,780 INFO L444 ceAbstractionStarter]: For program point L504(lines 504 572) no Hoare annotation was computed. [2019-11-23 21:03:30,780 INFO L444 ceAbstractionStarter]: For program point L471(lines 471 572) no Hoare annotation was computed. [2019-11-23 21:03:30,781 INFO L444 ceAbstractionStarter]: For program point L306(lines 306 572) no Hoare annotation was computed. [2019-11-23 21:03:30,781 INFO L444 ceAbstractionStarter]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:03:30,781 INFO L444 ceAbstractionStarter]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:03:30,781 INFO L444 ceAbstractionStarter]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:03:30,781 INFO L444 ceAbstractionStarter]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:03:30,781 INFO L444 ceAbstractionStarter]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:03:30,781 INFO L444 ceAbstractionStarter]: For program point L340(lines 340 572) no Hoare annotation was computed. [2019-11-23 21:03:30,781 INFO L444 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2019-11-23 21:03:30,782 INFO L444 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2019-11-23 21:03:30,782 INFO L444 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2019-11-23 21:03:30,782 INFO L444 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2019-11-23 21:03:30,782 INFO L444 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2019-11-23 21:03:30,784 INFO L440 ceAbstractionStarter]: At program point L573(lines 20 574) the Hoare annotation is: (let ((.cse0 (<= ~a1~0 218)) (.cse2 (not (= ~a19~0 10))) (.cse1 (not (= ~a19~0 7))) (.cse3 (<= 1 ~a10~0)) (.cse4 (not (= ~a10~0 3)))) (or (and .cse0 .cse1 .cse2 .cse3) (= ~a10~0 1) (and .cse4 .cse0 .cse2 .cse3) (and .cse1 (= ~a10~0 0)) (and .cse3 (= ~a19~0 9)) (and .cse4 (= ~a19~0 8)))) [2019-11-23 21:03:30,784 INFO L444 ceAbstractionStarter]: For program point L540(lines 540 572) no Hoare annotation was computed. [2019-11-23 21:03:30,784 INFO L444 ceAbstractionStarter]: For program point L408(lines 408 572) no Hoare annotation was computed. [2019-11-23 21:03:30,784 INFO L444 ceAbstractionStarter]: For program point L375(lines 375 572) no Hoare annotation was computed. [2019-11-23 21:03:30,784 INFO L444 ceAbstractionStarter]: For program point L210(lines 210 572) no Hoare annotation was computed. [2019-11-23 21:03:30,784 INFO L444 ceAbstractionStarter]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:03:30,785 INFO L444 ceAbstractionStarter]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:03:30,785 INFO L444 ceAbstractionStarter]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:03:30,785 INFO L444 ceAbstractionStarter]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:03:30,785 INFO L444 ceAbstractionStarter]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:03:30,785 INFO L444 ceAbstractionStarter]: For program point L442(lines 442 572) no Hoare annotation was computed. [2019-11-23 21:03:30,785 INFO L444 ceAbstractionStarter]: For program point L277(lines 277 572) no Hoare annotation was computed. [2019-11-23 21:03:30,785 INFO L444 ceAbstractionStarter]: For program point L244(lines 244 572) no Hoare annotation was computed. [2019-11-23 21:03:30,786 INFO L444 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2019-11-23 21:03:30,786 INFO L444 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2019-11-23 21:03:30,786 INFO L444 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2019-11-23 21:03:30,786 INFO L444 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2019-11-23 21:03:30,786 INFO L444 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2019-11-23 21:03:30,786 INFO L444 ceAbstractionStarter]: For program point L509(lines 509 572) no Hoare annotation was computed. [2019-11-23 21:03:30,786 INFO L444 ceAbstractionStarter]: For program point L476(lines 476 572) no Hoare annotation was computed. [2019-11-23 21:03:30,786 INFO L447 ceAbstractionStarter]: At program point L576(lines 576 592) the Hoare annotation is: true [2019-11-23 21:03:30,787 INFO L444 ceAbstractionStarter]: For program point L378(lines 378 572) no Hoare annotation was computed. [2019-11-23 21:03:30,787 INFO L444 ceAbstractionStarter]: For program point L345(lines 345 572) no Hoare annotation was computed. [2019-11-23 21:03:30,787 INFO L444 ceAbstractionStarter]: For program point L312(lines 312 572) no Hoare annotation was computed. [2019-11-23 21:03:30,787 INFO L444 ceAbstractionStarter]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:03:30,787 INFO L444 ceAbstractionStarter]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:03:30,787 INFO L444 ceAbstractionStarter]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:03:30,787 INFO L444 ceAbstractionStarter]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:03:30,787 INFO L444 ceAbstractionStarter]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:03:30,787 INFO L444 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2019-11-23 21:03:30,788 INFO L444 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2019-11-23 21:03:30,788 INFO L444 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2019-11-23 21:03:30,788 INFO L444 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2019-11-23 21:03:30,789 INFO L444 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2019-11-23 21:03:30,789 INFO L444 ceAbstractionStarter]: For program point L545(lines 545 572) no Hoare annotation was computed. [2019-11-23 21:03:30,789 INFO L444 ceAbstractionStarter]: For program point L215(lines 215 572) no Hoare annotation was computed. [2019-11-23 21:03:30,789 INFO L444 ceAbstractionStarter]: For program point L414(lines 414 572) no Hoare annotation was computed. [2019-11-23 21:03:30,789 INFO L444 ceAbstractionStarter]: For program point L249(lines 249 572) no Hoare annotation was computed. [2019-11-23 21:03:30,789 INFO L444 ceAbstractionStarter]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:03:30,789 INFO L444 ceAbstractionStarter]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:03:30,789 INFO L444 ceAbstractionStarter]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:03:30,791 INFO L444 ceAbstractionStarter]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:03:30,792 INFO L444 ceAbstractionStarter]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:03:30,792 INFO L444 ceAbstractionStarter]: For program point L514(lines 514 572) no Hoare annotation was computed. [2019-11-23 21:03:30,792 INFO L444 ceAbstractionStarter]: For program point L481(lines 481 572) no Hoare annotation was computed. [2019-11-23 21:03:30,792 INFO L444 ceAbstractionStarter]: For program point L448(lines 448 572) no Hoare annotation was computed. [2019-11-23 21:03:30,792 INFO L444 ceAbstractionStarter]: For program point L283(lines 283 572) no Hoare annotation was computed. [2019-11-23 21:03:30,792 INFO L444 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2019-11-23 21:03:30,795 INFO L444 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2019-11-23 21:03:30,795 INFO L444 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2019-11-23 21:03:30,796 INFO L444 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2019-11-23 21:03:30,796 INFO L444 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2019-11-23 21:03:30,796 INFO L444 ceAbstractionStarter]: For program point L548(lines 548 572) no Hoare annotation was computed. [2019-11-23 21:03:30,796 INFO L444 ceAbstractionStarter]: For program point L383(lines 383 572) no Hoare annotation was computed. [2019-11-23 21:03:30,796 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-23 21:03:30,796 INFO L444 ceAbstractionStarter]: For program point L317(lines 317 572) no Hoare annotation was computed. [2019-11-23 21:03:30,796 INFO L440 ceAbstractionStarter]: At program point L582-2(lines 582 591) the Hoare annotation is: (let ((.cse0 (<= ~a1~0 218)) (.cse2 (not (= ~a19~0 10))) (.cse1 (not (= ~a19~0 7))) (.cse3 (<= 1 ~a10~0)) (.cse4 (not (= ~a10~0 3)))) (or (and .cse0 .cse1 .cse2 .cse3) (= ~a10~0 1) (and .cse4 .cse0 .cse2 .cse3) (and .cse1 (= ~a10~0 0)) (and .cse3 (= ~a19~0 9)) (and .cse4 (= ~a19~0 8)))) [2019-11-23 21:03:30,797 INFO L444 ceAbstractionStarter]: For program point L351(lines 351 572) no Hoare annotation was computed. [2019-11-23 21:03:30,797 INFO L444 ceAbstractionStarter]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:03:30,797 INFO L444 ceAbstractionStarter]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:03:30,797 INFO L444 ceAbstractionStarter]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:03:30,797 INFO L444 ceAbstractionStarter]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:03:30,797 INFO L444 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2019-11-23 21:03:30,797 INFO L444 ceAbstractionStarter]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:03:30,797 INFO L444 ceAbstractionStarter]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:03:30,797 INFO L444 ceAbstractionStarter]: For program point L517(lines 517 572) no Hoare annotation was computed. [2019-11-23 21:03:30,798 INFO L444 ceAbstractionStarter]: For program point L286(lines 286 572) no Hoare annotation was computed. [2019-11-23 21:03:30,798 INFO L444 ceAbstractionStarter]: For program point L220(lines 220 572) no Hoare annotation was computed. [2019-11-23 21:03:30,798 INFO L444 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2019-11-23 21:03:30,798 INFO L444 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2019-11-23 21:03:30,798 INFO L444 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2019-11-23 21:03:30,798 INFO L444 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2019-11-23 21:03:30,798 INFO L444 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2019-11-23 21:03:30,799 INFO L444 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2019-11-23 21:03:30,799 INFO L444 ceAbstractionStarter]: For program point L419(lines 419 572) no Hoare annotation was computed. [2019-11-23 21:03:30,799 INFO L444 ceAbstractionStarter]: For program point L320(lines 320 572) no Hoare annotation was computed. [2019-11-23 21:03:30,799 INFO L444 ceAbstractionStarter]: For program point L254(lines 254 572) no Hoare annotation was computed. [2019-11-23 21:03:30,799 INFO L444 ceAbstractionStarter]: For program point L354(lines 354 572) no Hoare annotation was computed. [2019-11-23 21:03:30,799 INFO L444 ceAbstractionStarter]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:03:30,799 INFO L444 ceAbstractionStarter]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:03:30,799 INFO L444 ceAbstractionStarter]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:03:30,799 INFO L444 ceAbstractionStarter]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:03:30,800 INFO L444 ceAbstractionStarter]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:03:30,800 INFO L444 ceAbstractionStarter]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:03:30,800 INFO L444 ceAbstractionStarter]: For program point L487(lines 487 572) no Hoare annotation was computed. [2019-11-23 21:03:30,800 INFO L444 ceAbstractionStarter]: For program point L454(lines 454 572) no Hoare annotation was computed. [2019-11-23 21:03:30,800 INFO L444 ceAbstractionStarter]: For program point L388(lines 388 572) no Hoare annotation was computed. [2019-11-23 21:03:30,800 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-23 21:03:30,800 INFO L444 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2019-11-23 21:03:30,800 INFO L444 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2019-11-23 21:03:30,800 INFO L444 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2019-11-23 21:03:30,801 INFO L444 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2019-11-23 21:03:30,801 INFO L444 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2019-11-23 21:03:30,801 INFO L444 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2019-11-23 21:03:30,801 INFO L444 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2019-11-23 21:03:30,801 INFO L444 ceAbstractionStarter]: For program point L554(lines 554 572) no Hoare annotation was computed. [2019-11-23 21:03:30,801 INFO L444 ceAbstractionStarter]: For program point L323(lines 323 572) no Hoare annotation was computed. [2019-11-23 21:03:30,801 INFO L444 ceAbstractionStarter]: For program point L357(lines 357 572) no Hoare annotation was computed. [2019-11-23 21:03:30,801 INFO L444 ceAbstractionStarter]: For program point L291(lines 291 572) no Hoare annotation was computed. [2019-11-23 21:03:30,801 INFO L444 ceAbstractionStarter]: For program point L225(lines 225 572) no Hoare annotation was computed. [2019-11-23 21:03:30,802 INFO L444 ceAbstractionStarter]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:03:30,802 INFO L444 ceAbstractionStarter]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:03:30,802 INFO L444 ceAbstractionStarter]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:03:30,802 INFO L444 ceAbstractionStarter]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:03:30,802 INFO L444 ceAbstractionStarter]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:03:30,802 INFO L444 ceAbstractionStarter]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:03:30,802 INFO L444 ceAbstractionStarter]: For program point L523(lines 523 572) no Hoare annotation was computed. [2019-11-23 21:03:30,802 INFO L444 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2019-11-23 21:03:30,802 INFO L444 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2019-11-23 21:03:30,803 INFO L444 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2019-11-23 21:03:30,803 INFO L444 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2019-11-23 21:03:30,803 INFO L444 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2019-11-23 21:03:30,803 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-23 21:03:30,803 INFO L444 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2019-11-23 21:03:30,803 INFO L444 ceAbstractionStarter]: For program point L557(lines 557 572) no Hoare annotation was computed. [2019-11-23 21:03:30,803 INFO L444 ceAbstractionStarter]: For program point L425(lines 425 572) no Hoare annotation was computed. [2019-11-23 21:03:30,803 INFO L444 ceAbstractionStarter]: For program point L326(lines 326 572) no Hoare annotation was computed. [2019-11-23 21:03:30,803 INFO L444 ceAbstractionStarter]: For program point L260(lines 260 572) no Hoare annotation was computed. [2019-11-23 21:03:30,803 INFO L444 ceAbstractionStarter]: For program point L393(lines 393 572) no Hoare annotation was computed. [2019-11-23 21:03:30,804 INFO L444 ceAbstractionStarter]: For program point L360(lines 360 572) no Hoare annotation was computed. [2019-11-23 21:03:30,804 INFO L444 ceAbstractionStarter]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:03:30,804 INFO L444 ceAbstractionStarter]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:03:30,804 INFO L444 ceAbstractionStarter]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:03:30,804 INFO L444 ceAbstractionStarter]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:03:30,804 INFO L444 ceAbstractionStarter]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:03:30,804 INFO L444 ceAbstractionStarter]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:03:30,804 INFO L444 ceAbstractionStarter]: For program point L526(lines 526 572) no Hoare annotation was computed. [2019-11-23 21:03:30,805 INFO L444 ceAbstractionStarter]: For program point L493(lines 493 572) no Hoare annotation was computed. [2019-11-23 21:03:30,805 INFO L444 ceAbstractionStarter]: For program point L460(lines 460 572) no Hoare annotation was computed. [2019-11-23 21:03:30,805 INFO L444 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2019-11-23 21:03:30,805 INFO L444 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2019-11-23 21:03:30,805 INFO L444 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2019-11-23 21:03:30,805 INFO L444 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2019-11-23 21:03:30,805 INFO L444 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2019-11-23 21:03:30,805 INFO L444 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2019-11-23 21:03:30,805 INFO L444 ceAbstractionStarter]: For program point L329(lines 329 572) no Hoare annotation was computed. [2019-11-23 21:03:30,806 INFO L444 ceAbstractionStarter]: For program point L296(lines 296 572) no Hoare annotation was computed. [2019-11-23 21:03:30,806 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-23 21:03:30,806 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 106) no Hoare annotation was computed. [2019-11-23 21:03:30,806 INFO L444 ceAbstractionStarter]: For program point L231(lines 231 572) no Hoare annotation was computed. [2019-11-23 21:03:30,806 INFO L444 ceAbstractionStarter]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:03:30,806 INFO L444 ceAbstractionStarter]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:03:30,806 INFO L444 ceAbstractionStarter]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:03:30,806 INFO L444 ceAbstractionStarter]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:03:30,806 INFO L444 ceAbstractionStarter]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:03:30,807 INFO L444 ceAbstractionStarter]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:03:30,807 INFO L444 ceAbstractionStarter]: For program point L529(lines 529 572) no Hoare annotation was computed. [2019-11-23 21:03:30,807 INFO L444 ceAbstractionStarter]: For program point L430(lines 430 572) no Hoare annotation was computed. [2019-11-23 21:03:30,807 INFO L444 ceAbstractionStarter]: For program point L265(lines 265 572) no Hoare annotation was computed. [2019-11-23 21:03:30,807 INFO L444 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2019-11-23 21:03:30,807 INFO L444 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2019-11-23 21:03:30,807 INFO L444 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2019-11-23 21:03:30,807 INFO L444 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2019-11-23 21:03:30,807 INFO L444 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2019-11-23 21:03:30,808 INFO L444 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2019-11-23 21:03:30,808 INFO L444 ceAbstractionStarter]: For program point L563(lines 563 572) no Hoare annotation was computed. [2019-11-23 21:03:30,808 INFO L444 ceAbstractionStarter]: For program point L398(lines 398 572) no Hoare annotation was computed. [2019-11-23 21:03:30,808 INFO L444 ceAbstractionStarter]: For program point L365(lines 365 572) no Hoare annotation was computed. [2019-11-23 21:03:30,852 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:03:30 BoogieIcfgContainer [2019-11-23 21:03:30,853 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-23 21:03:30,858 INFO L168 Benchmark]: Toolchain (without parser) took 12459.24 ms. Allocated memory was 141.0 MB in the beginning and 416.3 MB in the end (delta: 275.3 MB). Free memory was 101.6 MB in the beginning and 275.0 MB in the end (delta: -173.4 MB). Peak memory consumption was 101.8 MB. Max. memory is 7.1 GB. [2019-11-23 21:03:30,861 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 141.0 MB. Free memory was 121.8 MB in the beginning and 121.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-23 21:03:30,863 INFO L168 Benchmark]: CACSL2BoogieTranslator took 843.27 ms. Allocated memory was 141.0 MB in the beginning and 206.0 MB in the end (delta: 65.0 MB). Free memory was 101.4 MB in the beginning and 172.4 MB in the end (delta: -71.0 MB). Peak memory consumption was 32.1 MB. Max. memory is 7.1 GB. [2019-11-23 21:03:30,867 INFO L168 Benchmark]: Boogie Procedure Inliner took 135.80 ms. Allocated memory is still 206.0 MB. Free memory was 172.4 MB in the beginning and 163.9 MB in the end (delta: 8.5 MB). Peak memory consumption was 8.5 MB. Max. memory is 7.1 GB. [2019-11-23 21:03:30,868 INFO L168 Benchmark]: Boogie Preprocessor took 127.26 ms. Allocated memory is still 206.0 MB. Free memory was 163.9 MB in the beginning and 157.1 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 7.1 GB. [2019-11-23 21:03:30,872 INFO L168 Benchmark]: RCFGBuilder took 1390.27 ms. Allocated memory was 206.0 MB in the beginning and 239.6 MB in the end (delta: 33.6 MB). Free memory was 157.1 MB in the beginning and 168.4 MB in the end (delta: -11.4 MB). Peak memory consumption was 75.6 MB. Max. memory is 7.1 GB. [2019-11-23 21:03:30,874 INFO L168 Benchmark]: TraceAbstraction took 9956.74 ms. Allocated memory was 239.6 MB in the beginning and 416.3 MB in the end (delta: 176.7 MB). Free memory was 168.4 MB in the beginning and 275.0 MB in the end (delta: -106.6 MB). Peak memory consumption was 70.1 MB. Max. memory is 7.1 GB. [2019-11-23 21:03:30,882 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 141.0 MB. Free memory was 121.8 MB in the beginning and 121.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 843.27 ms. Allocated memory was 141.0 MB in the beginning and 206.0 MB in the end (delta: 65.0 MB). Free memory was 101.4 MB in the beginning and 172.4 MB in the end (delta: -71.0 MB). Peak memory consumption was 32.1 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 135.80 ms. Allocated memory is still 206.0 MB. Free memory was 172.4 MB in the beginning and 163.9 MB in the end (delta: 8.5 MB). Peak memory consumption was 8.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 127.26 ms. Allocated memory is still 206.0 MB. Free memory was 163.9 MB in the beginning and 157.1 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1390.27 ms. Allocated memory was 206.0 MB in the beginning and 239.6 MB in the end (delta: 33.6 MB). Free memory was 157.1 MB in the beginning and 168.4 MB in the end (delta: -11.4 MB). Peak memory consumption was 75.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 9956.74 ms. Allocated memory was 239.6 MB in the beginning and 416.3 MB in the end (delta: 176.7 MB). Free memory was 168.4 MB in the beginning and 275.0 MB in the end (delta: -106.6 MB). Peak memory consumption was 70.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 106]: 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: 582]: Loop Invariant Derived loop invariant: (((((((a1 <= 218 && !(a19 == 7)) && !(a19 == 10)) && 1 <= a10) || a10 == 1) || (((!(a10 == 3) && a1 <= 218) && !(a19 == 10)) && 1 <= a10)) || (!(a19 == 7) && a10 == 0)) || (1 <= a10 && a19 == 9)) || (!(a10 == 3) && a19 == 8) - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: (((((((a1 <= 218 && !(a19 == 7)) && !(a19 == 10)) && 1 <= a10) || a10 == 1) || (((!(a10 == 3) && a1 <= 218) && !(a19 == 10)) && 1 <= a10)) || (!(a19 == 7) && a10 == 0)) || (1 <= a10 && a19 == 9)) || (!(a10 == 3) && a19 == 8) - InvariantResult [Line: 576]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 206 locations, 1 error locations. Result: SAFE, OverallTime: 9.8s, OverallIterations: 7, TraceHistogramMax: 4, AutomataDifference: 6.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, HoareTripleCheckerStatistics: 329 SDtfs, 1621 SDslu, 65 SDs, 0 SdLazy, 4386 SolverSat, 862 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 360 GetRequests, 340 SyntacticMatches, 5 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1811occurred in iteration=5, 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, 7 MinimizatonAttempts, 1529 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 40 NumberOfFragments, 115 HoareAnnotationTreeSize, 3 FomulaSimplifications, 708 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 584 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 1696 NumberOfCodeBlocks, 1696 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 1688 ConstructedInterpolants, 0 QuantifiedInterpolants, 922104 SizeOfPredicates, 0 NumberOfNonLiveVariables, 446 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 8 InterpolantComputations, 7 PerfectInterpolantSequences, 1427/1433 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...