/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_label54.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-23 21:04:06,047 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-23 21:04:06,049 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-23 21:04:06,061 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-11-23 21:04:06,071 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-23 21:04:06,072 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-23 21:04:06,073 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-23 21:04:06,075 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-23 21:04:06,075 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-23 21:04:06,076 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-23 21:04:06,078 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-23 21:04:06,081 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-23 21:04:06,082 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-23 21:04:06,084 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-23 21:04:06,085 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-23 21:04:06,085 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-23 21:04:06,088 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-23 21:04:06,098 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 21:04:06,112 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-23 21:04:06,113 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-23 21:04:06,114 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-23 21:04:06,114 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-23 21:04:06,114 INFO L138 SettingsManager]: * Use SBE=true [2019-11-23 21:04:06,115 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-23 21:04:06,115 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-23 21:04:06,115 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-23 21:04:06,115 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-23 21:04:06,115 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-23 21:04:06,116 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-23 21:04:06,116 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-23 21:04:06,116 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-23 21:04:06,116 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-23 21:04:06,117 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-23 21:04:06,117 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-23 21:04:06,117 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-23 21:04:06,117 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-23 21:04:06,117 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-23 21:04:06,118 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-23 21:04:06,119 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-23 21:04:06,119 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-23 21:04:06,119 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-23 21:04:06,120 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-23 21:04:06,120 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-23 21:04:06,120 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-23 21:04:06,121 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-23 21:04:06,121 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-23 21:04:06,121 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-23 21:04:06,121 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-23 21:04:06,387 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-23 21:04:06,409 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-23 21:04:06,412 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-23 21:04:06,414 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-23 21:04:06,414 INFO L275 PluginConnector]: CDTParser initialized [2019-11-23 21:04:06,415 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem10_label54.c [2019-11-23 21:04:06,496 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/430cbb06f/9776c5d4185f4cf18bffc79549e0a75d/FLAGf2ad61d73 [2019-11-23 21:04:07,101 INFO L306 CDTParser]: Found 1 translation units. [2019-11-23 21:04:07,101 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem10_label54.c [2019-11-23 21:04:07,120 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/430cbb06f/9776c5d4185f4cf18bffc79549e0a75d/FLAGf2ad61d73 [2019-11-23 21:04:07,418 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/430cbb06f/9776c5d4185f4cf18bffc79549e0a75d [2019-11-23 21:04:07,427 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-23 21:04:07,428 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-23 21:04:07,429 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-23 21:04:07,429 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-23 21:04:07,433 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-23 21:04:07,434 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:04:07" (1/1) ... [2019-11-23 21:04:07,436 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a1aceb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:04:07, skipping insertion in model container [2019-11-23 21:04:07,437 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:04:07" (1/1) ... [2019-11-23 21:04:07,449 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-23 21:04:07,504 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-23 21:04:08,114 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-23 21:04:08,119 INFO L203 MainTranslator]: Completed pre-run [2019-11-23 21:04:08,239 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-23 21:04:08,262 INFO L208 MainTranslator]: Completed translation [2019-11-23 21:04:08,262 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:04:08 WrapperNode [2019-11-23 21:04:08,263 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-23 21:04:08,263 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-23 21:04:08,263 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-23 21:04:08,263 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-23 21:04:08,271 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:04:08" (1/1) ... [2019-11-23 21:04:08,294 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:04:08" (1/1) ... [2019-11-23 21:04:08,361 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-23 21:04:08,361 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-23 21:04:08,361 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-23 21:04:08,362 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-23 21:04:08,372 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:04:08" (1/1) ... [2019-11-23 21:04:08,372 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:04:08" (1/1) ... [2019-11-23 21:04:08,378 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:04:08" (1/1) ... [2019-11-23 21:04:08,378 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:04:08" (1/1) ... [2019-11-23 21:04:08,404 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:04:08" (1/1) ... [2019-11-23 21:04:08,415 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:04:08" (1/1) ... [2019-11-23 21:04:08,426 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:04:08" (1/1) ... [2019-11-23 21:04:08,446 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-23 21:04:08,447 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-23 21:04:08,450 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-23 21:04:08,450 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-23 21:04:08,451 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:04:08" (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 21:04:08,534 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-23 21:04:08,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-23 21:04:09,884 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-23 21:04:09,885 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-23 21:04:09,886 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:04:09 BoogieIcfgContainer [2019-11-23 21:04:09,887 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-23 21:04:09,888 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-23 21:04:09,888 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-23 21:04:09,892 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-23 21:04:09,892 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:04:07" (1/3) ... [2019-11-23 21:04:09,893 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f5342c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:04:09, skipping insertion in model container [2019-11-23 21:04:09,893 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:04:08" (2/3) ... [2019-11-23 21:04:09,894 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f5342c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:04:09, skipping insertion in model container [2019-11-23 21:04:09,894 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:04:09" (3/3) ... [2019-11-23 21:04:09,896 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem10_label54.c [2019-11-23 21:04:09,906 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-23 21:04:09,914 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-23 21:04:09,927 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-23 21:04:09,962 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-23 21:04:09,963 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-23 21:04:09,963 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-23 21:04:09,963 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-23 21:04:09,964 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-23 21:04:09,964 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-23 21:04:09,965 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-23 21:04:09,965 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-23 21:04:09,992 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states. [2019-11-23 21:04:10,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-11-23 21:04:10,005 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 21:04:10,006 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] [2019-11-23 21:04:10,007 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 21:04:10,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 21:04:10,013 INFO L82 PathProgramCache]: Analyzing trace with hash 531730986, now seen corresponding path program 1 times [2019-11-23 21:04:10,022 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 21:04:10,023 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2038804052] [2019-11-23 21:04:10,024 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 21:04:10,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 21:04:10,421 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 21:04:10,422 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2038804052] [2019-11-23 21:04:10,423 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 21:04:10,423 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-23 21:04:10,425 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [149616997] [2019-11-23 21:04:10,431 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-23 21:04:10,431 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 21:04:10,446 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-23 21:04:10,446 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 21:04:10,449 INFO L87 Difference]: Start difference. First operand 206 states. Second operand 4 states. [2019-11-23 21:04:11,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 21:04:11,847 INFO L93 Difference]: Finished difference Result 694 states and 1246 transitions. [2019-11-23 21:04:11,847 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-23 21:04:11,849 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 62 [2019-11-23 21:04:11,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 21:04:11,867 INFO L225 Difference]: With dead ends: 694 [2019-11-23 21:04:11,867 INFO L226 Difference]: Without dead ends: 421 [2019-11-23 21:04:11,872 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 21:04:11,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 421 states. [2019-11-23 21:04:11,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 421 to 282. [2019-11-23 21:04:11,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 282 states. [2019-11-23 21:04:11,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 432 transitions. [2019-11-23 21:04:11,970 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 432 transitions. Word has length 62 [2019-11-23 21:04:11,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 21:04:11,971 INFO L462 AbstractCegarLoop]: Abstraction has 282 states and 432 transitions. [2019-11-23 21:04:11,971 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-23 21:04:11,971 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 432 transitions. [2019-11-23 21:04:11,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2019-11-23 21:04:11,990 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 21:04:11,991 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, 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] [2019-11-23 21:04:11,991 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 21:04:11,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 21:04:11,992 INFO L82 PathProgramCache]: Analyzing trace with hash 5769331, now seen corresponding path program 1 times [2019-11-23 21:04:11,992 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 21:04:11,992 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1425678876] [2019-11-23 21:04:11,993 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 21:04:12,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 21:04:12,147 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-23 21:04:12,147 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1425678876] [2019-11-23 21:04:12,147 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 21:04:12,148 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-23 21:04:12,148 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2060764274] [2019-11-23 21:04:12,150 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-23 21:04:12,150 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 21:04:12,151 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-23 21:04:12,151 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 21:04:12,151 INFO L87 Difference]: Start difference. First operand 282 states and 432 transitions. Second operand 4 states. [2019-11-23 21:04:13,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 21:04:13,132 INFO L93 Difference]: Finished difference Result 840 states and 1290 transitions. [2019-11-23 21:04:13,133 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-23 21:04:13,133 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 131 [2019-11-23 21:04:13,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 21:04:13,138 INFO L225 Difference]: With dead ends: 840 [2019-11-23 21:04:13,138 INFO L226 Difference]: Without dead ends: 560 [2019-11-23 21:04:13,140 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 21:04:13,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 560 states. [2019-11-23 21:04:13,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 560 to 421. [2019-11-23 21:04:13,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 421 states. [2019-11-23 21:04:13,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 421 states and 596 transitions. [2019-11-23 21:04:13,161 INFO L78 Accepts]: Start accepts. Automaton has 421 states and 596 transitions. Word has length 131 [2019-11-23 21:04:13,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 21:04:13,162 INFO L462 AbstractCegarLoop]: Abstraction has 421 states and 596 transitions. [2019-11-23 21:04:13,162 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-23 21:04:13,162 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 596 transitions. [2019-11-23 21:04:13,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2019-11-23 21:04:13,169 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 21:04:13,169 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, 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] [2019-11-23 21:04:13,170 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 21:04:13,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 21:04:13,170 INFO L82 PathProgramCache]: Analyzing trace with hash -779134940, now seen corresponding path program 1 times [2019-11-23 21:04:13,170 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 21:04:13,171 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1186550379] [2019-11-23 21:04:13,171 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 21:04:13,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 21:04:13,348 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 3 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-23 21:04:13,348 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1186550379] [2019-11-23 21:04:13,349 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1374796985] [2019-11-23 21:04:13,349 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 21:04:13,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 21:04:13,433 INFO L255 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-23 21:04:13,441 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-23 21:04:13,504 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-23 21:04:13,504 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-23 21:04:13,505 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2019-11-23 21:04:13,505 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [304748620] [2019-11-23 21:04:13,506 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-23 21:04:13,506 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 21:04:13,506 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-23 21:04:13,507 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-11-23 21:04:13,507 INFO L87 Difference]: Start difference. First operand 421 states and 596 transitions. Second operand 3 states. [2019-11-23 21:04:14,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 21:04:14,076 INFO L93 Difference]: Finished difference Result 1118 states and 1569 transitions. [2019-11-23 21:04:14,077 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-23 21:04:14,077 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 137 [2019-11-23 21:04:14,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 21:04:14,082 INFO L225 Difference]: With dead ends: 1118 [2019-11-23 21:04:14,082 INFO L226 Difference]: Without dead ends: 699 [2019-11-23 21:04:14,083 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-11-23 21:04:14,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 699 states. [2019-11-23 21:04:14,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 699 to 560. [2019-11-23 21:04:14,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 560 states. [2019-11-23 21:04:14,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 560 states and 725 transitions. [2019-11-23 21:04:14,103 INFO L78 Accepts]: Start accepts. Automaton has 560 states and 725 transitions. Word has length 137 [2019-11-23 21:04:14,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 21:04:14,104 INFO L462 AbstractCegarLoop]: Abstraction has 560 states and 725 transitions. [2019-11-23 21:04:14,104 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-23 21:04:14,104 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 725 transitions. [2019-11-23 21:04:14,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2019-11-23 21:04:14,109 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 21:04:14,110 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, 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] [2019-11-23 21:04:14,318 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-23 21:04:14,319 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 21:04:14,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 21:04:14,319 INFO L82 PathProgramCache]: Analyzing trace with hash 1313169681, now seen corresponding path program 1 times [2019-11-23 21:04:14,320 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 21:04:14,320 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1399961981] [2019-11-23 21:04:14,320 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 21:04:14,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 21:04:14,827 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-23 21:04:14,827 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1399961981] [2019-11-23 21:04:14,828 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 21:04:14,828 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-23 21:04:14,828 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [888516462] [2019-11-23 21:04:14,829 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-23 21:04:14,829 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 21:04:14,829 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-23 21:04:14,830 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-11-23 21:04:14,830 INFO L87 Difference]: Start difference. First operand 560 states and 725 transitions. Second operand 7 states. [2019-11-23 21:04:15,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 21:04:15,802 INFO L93 Difference]: Finished difference Result 1271 states and 1621 transitions. [2019-11-23 21:04:15,802 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-23 21:04:15,802 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 194 [2019-11-23 21:04:15,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 21:04:15,807 INFO L225 Difference]: With dead ends: 1271 [2019-11-23 21:04:15,807 INFO L226 Difference]: Without dead ends: 713 [2019-11-23 21:04:15,809 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2019-11-23 21:04:15,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 713 states. [2019-11-23 21:04:15,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 713 to 699. [2019-11-23 21:04:15,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 699 states. [2019-11-23 21:04:15,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 699 states and 869 transitions. [2019-11-23 21:04:15,873 INFO L78 Accepts]: Start accepts. Automaton has 699 states and 869 transitions. Word has length 194 [2019-11-23 21:04:15,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 21:04:15,874 INFO L462 AbstractCegarLoop]: Abstraction has 699 states and 869 transitions. [2019-11-23 21:04:15,874 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-23 21:04:15,874 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 869 transitions. [2019-11-23 21:04:15,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2019-11-23 21:04:15,878 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 21:04:15,878 INFO L410 BasicCegarLoop]: trace histogram [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, 3, 3, 3, 3, 3, 3, 3, 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] [2019-11-23 21:04:15,878 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 21:04:15,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 21:04:15,879 INFO L82 PathProgramCache]: Analyzing trace with hash 1497681680, now seen corresponding path program 1 times [2019-11-23 21:04:15,879 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 21:04:15,879 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1482565400] [2019-11-23 21:04:15,879 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 21:04:15,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 21:04:16,084 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-23 21:04:16,085 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1482565400] [2019-11-23 21:04:16,085 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 21:04:16,085 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-23 21:04:16,086 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1471940166] [2019-11-23 21:04:16,086 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-23 21:04:16,087 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 21:04:16,087 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-23 21:04:16,087 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 21:04:16,089 INFO L87 Difference]: Start difference. First operand 699 states and 869 transitions. Second operand 4 states. [2019-11-23 21:04:17,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 21:04:17,066 INFO L93 Difference]: Finished difference Result 1674 states and 2160 transitions. [2019-11-23 21:04:17,066 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-23 21:04:17,067 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 214 [2019-11-23 21:04:17,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 21:04:17,072 INFO L225 Difference]: With dead ends: 1674 [2019-11-23 21:04:17,072 INFO L226 Difference]: Without dead ends: 1116 [2019-11-23 21:04:17,074 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 3 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 21:04:17,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1116 states. [2019-11-23 21:04:17,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1116 to 977. [2019-11-23 21:04:17,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 977 states. [2019-11-23 21:04:17,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 977 states and 1197 transitions. [2019-11-23 21:04:17,095 INFO L78 Accepts]: Start accepts. Automaton has 977 states and 1197 transitions. Word has length 214 [2019-11-23 21:04:17,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 21:04:17,095 INFO L462 AbstractCegarLoop]: Abstraction has 977 states and 1197 transitions. [2019-11-23 21:04:17,096 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-23 21:04:17,096 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1197 transitions. [2019-11-23 21:04:17,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2019-11-23 21:04:17,100 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 21:04:17,100 INFO L410 BasicCegarLoop]: trace histogram [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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:04:17,101 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 21:04:17,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 21:04:17,101 INFO L82 PathProgramCache]: Analyzing trace with hash -1254733425, now seen corresponding path program 1 times [2019-11-23 21:04:17,101 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 21:04:17,101 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2068509751] [2019-11-23 21:04:17,102 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 21:04:17,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 21:04:17,270 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 193 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-23 21:04:17,271 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2068509751] [2019-11-23 21:04:17,271 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 21:04:17,271 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-23 21:04:17,271 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [18324590] [2019-11-23 21:04:17,272 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-23 21:04:17,272 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 21:04:17,272 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-23 21:04:17,272 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-11-23 21:04:17,273 INFO L87 Difference]: Start difference. First operand 977 states and 1197 transitions. Second operand 5 states. [2019-11-23 21:04:18,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 21:04:18,592 INFO L93 Difference]: Finished difference Result 2647 states and 3232 transitions. [2019-11-23 21:04:18,593 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-23 21:04:18,593 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 274 [2019-11-23 21:04:18,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 21:04:18,599 INFO L225 Difference]: With dead ends: 2647 [2019-11-23 21:04:18,599 INFO L226 Difference]: Without dead ends: 977 [2019-11-23 21:04:18,601 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 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 21:04:18,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 977 states. [2019-11-23 21:04:18,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 977 to 977. [2019-11-23 21:04:18,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 977 states. [2019-11-23 21:04:18,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 977 states and 1103 transitions. [2019-11-23 21:04:18,620 INFO L78 Accepts]: Start accepts. Automaton has 977 states and 1103 transitions. Word has length 274 [2019-11-23 21:04:18,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 21:04:18,621 INFO L462 AbstractCegarLoop]: Abstraction has 977 states and 1103 transitions. [2019-11-23 21:04:18,621 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-23 21:04:18,621 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1103 transitions. [2019-11-23 21:04:18,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2019-11-23 21:04:18,626 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 21:04:18,626 INFO L410 BasicCegarLoop]: trace histogram [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, 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, 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] [2019-11-23 21:04:18,626 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 21:04:18,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 21:04:18,627 INFO L82 PathProgramCache]: Analyzing trace with hash -1835122135, now seen corresponding path program 1 times [2019-11-23 21:04:18,627 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 21:04:18,627 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1029503840] [2019-11-23 21:04:18,628 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 21:04:18,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 21:04:19,125 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 60 proven. 126 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-11-23 21:04:19,125 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1029503840] [2019-11-23 21:04:19,126 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1237778347] [2019-11-23 21:04:19,126 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-23 21:04:19,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 21:04:19,222 INFO L255 TraceCheckSpWp]: Trace formula consists of 401 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-23 21:04:19,230 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-23 21:04:19,341 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2019-11-23 21:04:19,341 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-23 21:04:19,342 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2019-11-23 21:04:19,342 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1336357953] [2019-11-23 21:04:19,342 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-23 21:04:19,343 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 21:04:19,343 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-23 21:04:19,343 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2019-11-23 21:04:19,343 INFO L87 Difference]: Start difference. First operand 977 states and 1103 transitions. Second operand 3 states. [2019-11-23 21:04:19,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 21:04:19,870 INFO L93 Difference]: Finished difference Result 1811 states and 2060 transitions. [2019-11-23 21:04:19,870 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-23 21:04:19,870 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 310 [2019-11-23 21:04:19,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 21:04:19,872 INFO L225 Difference]: With dead ends: 1811 [2019-11-23 21:04:19,872 INFO L226 Difference]: Without dead ends: 0 [2019-11-23 21:04:19,875 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 320 GetRequests, 310 SyntacticMatches, 2 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2019-11-23 21:04:19,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-23 21:04:19,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-23 21:04:19,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-23 21:04:19,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-23 21:04:19,876 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 310 [2019-11-23 21:04:19,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 21:04:19,876 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-23 21:04:19,876 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-23 21:04:19,876 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-23 21:04:19,876 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-23 21:04:20,080 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-23 21:04:20,087 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-23 21:04:20,309 WARN L192 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 18 [2019-11-23 21:04:20,412 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 18 [2019-11-23 21:04:20,416 INFO L444 ceAbstractionStarter]: For program point L465(lines 465 572) no Hoare annotation was computed. [2019-11-23 21:04:20,416 INFO L444 ceAbstractionStarter]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:04:20,416 INFO L444 ceAbstractionStarter]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:04:20,416 INFO L444 ceAbstractionStarter]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:04:20,416 INFO L444 ceAbstractionStarter]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:04:20,417 INFO L444 ceAbstractionStarter]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:04:20,417 INFO L444 ceAbstractionStarter]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:04:20,417 INFO L444 ceAbstractionStarter]: For program point L499(lines 499 572) no Hoare annotation was computed. [2019-11-23 21:04:20,417 INFO L444 ceAbstractionStarter]: For program point L301(lines 301 572) no Hoare annotation was computed. [2019-11-23 21:04:20,417 INFO L444 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2019-11-23 21:04:20,417 INFO L444 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2019-11-23 21:04:20,417 INFO L444 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2019-11-23 21:04:20,418 INFO L444 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2019-11-23 21:04:20,418 INFO L444 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2019-11-23 21:04:20,418 INFO L444 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2019-11-23 21:04:20,418 INFO L444 ceAbstractionStarter]: For program point L335(lines 335 572) no Hoare annotation was computed. [2019-11-23 21:04:20,418 INFO L444 ceAbstractionStarter]: For program point L236(lines 236 572) no Hoare annotation was computed. [2019-11-23 21:04:20,418 INFO L444 ceAbstractionStarter]: For program point L534(lines 534 572) no Hoare annotation was computed. [2019-11-23 21:04:20,418 INFO L444 ceAbstractionStarter]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:04:20,419 INFO L444 ceAbstractionStarter]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:04:20,420 INFO L444 ceAbstractionStarter]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:04:20,420 INFO L444 ceAbstractionStarter]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:04:20,421 INFO L444 ceAbstractionStarter]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:04:20,421 INFO L444 ceAbstractionStarter]: For program point L436(lines 436 572) no Hoare annotation was computed. [2019-11-23 21:04:20,421 INFO L444 ceAbstractionStarter]: For program point L403(lines 403 572) no Hoare annotation was computed. [2019-11-23 21:04:20,421 INFO L444 ceAbstractionStarter]: For program point L370(lines 370 572) no Hoare annotation was computed. [2019-11-23 21:04:20,421 INFO L444 ceAbstractionStarter]: For program point L271(lines 271 572) no Hoare annotation was computed. [2019-11-23 21:04:20,422 INFO L444 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2019-11-23 21:04:20,422 INFO L444 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2019-11-23 21:04:20,422 INFO L444 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2019-11-23 21:04:20,422 INFO L444 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2019-11-23 21:04:20,422 INFO L444 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2019-11-23 21:04:20,422 INFO L444 ceAbstractionStarter]: For program point L569(lines 569 572) no Hoare annotation was computed. [2019-11-23 21:04:20,422 INFO L444 ceAbstractionStarter]: For program point L239(lines 239 572) no Hoare annotation was computed. [2019-11-23 21:04:20,422 INFO L444 ceAbstractionStarter]: For program point L504(lines 504 572) no Hoare annotation was computed. [2019-11-23 21:04:20,423 INFO L444 ceAbstractionStarter]: For program point L471(lines 471 572) no Hoare annotation was computed. [2019-11-23 21:04:20,424 INFO L444 ceAbstractionStarter]: For program point L306(lines 306 572) no Hoare annotation was computed. [2019-11-23 21:04:20,424 INFO L444 ceAbstractionStarter]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:04:20,424 INFO L444 ceAbstractionStarter]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:04:20,424 INFO L444 ceAbstractionStarter]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:04:20,425 INFO L444 ceAbstractionStarter]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:04:20,425 INFO L444 ceAbstractionStarter]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:04:20,425 INFO L444 ceAbstractionStarter]: For program point L340(lines 340 572) no Hoare annotation was computed. [2019-11-23 21:04:20,425 INFO L444 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2019-11-23 21:04:20,425 INFO L444 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2019-11-23 21:04:20,425 INFO L444 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2019-11-23 21:04:20,425 INFO L444 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2019-11-23 21:04:20,425 INFO L444 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2019-11-23 21:04:20,426 INFO L440 ceAbstractionStarter]: At program point L573(lines 20 574) the Hoare annotation is: (let ((.cse0 (not (= ~a19~0 10)))) (or (and .cse0 (<= 4 ~a10~0)) (and .cse0 (= ~a10~0 2)) (<= ~a10~0 1) (and .cse0 (not (= ~a19~0 8))))) [2019-11-23 21:04:20,426 INFO L444 ceAbstractionStarter]: For program point L540(lines 540 572) no Hoare annotation was computed. [2019-11-23 21:04:20,426 INFO L444 ceAbstractionStarter]: For program point L408(lines 408 572) no Hoare annotation was computed. [2019-11-23 21:04:20,426 INFO L444 ceAbstractionStarter]: For program point L375(lines 375 572) no Hoare annotation was computed. [2019-11-23 21:04:20,426 INFO L444 ceAbstractionStarter]: For program point L210(lines 210 572) no Hoare annotation was computed. [2019-11-23 21:04:20,426 INFO L444 ceAbstractionStarter]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:04:20,427 INFO L444 ceAbstractionStarter]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:04:20,427 INFO L444 ceAbstractionStarter]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:04:20,427 INFO L444 ceAbstractionStarter]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:04:20,427 INFO L444 ceAbstractionStarter]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:04:20,427 INFO L444 ceAbstractionStarter]: For program point L442(lines 442 572) no Hoare annotation was computed. [2019-11-23 21:04:20,427 INFO L444 ceAbstractionStarter]: For program point L277(lines 277 572) no Hoare annotation was computed. [2019-11-23 21:04:20,427 INFO L444 ceAbstractionStarter]: For program point L244(lines 244 572) no Hoare annotation was computed. [2019-11-23 21:04:20,427 INFO L444 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2019-11-23 21:04:20,427 INFO L444 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2019-11-23 21:04:20,428 INFO L444 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2019-11-23 21:04:20,428 INFO L444 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2019-11-23 21:04:20,428 INFO L444 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2019-11-23 21:04:20,428 INFO L444 ceAbstractionStarter]: For program point L509(lines 509 572) no Hoare annotation was computed. [2019-11-23 21:04:20,428 INFO L444 ceAbstractionStarter]: For program point L476(lines 476 572) no Hoare annotation was computed. [2019-11-23 21:04:20,428 INFO L447 ceAbstractionStarter]: At program point L576(lines 576 592) the Hoare annotation is: true [2019-11-23 21:04:20,428 INFO L444 ceAbstractionStarter]: For program point L378(lines 378 572) no Hoare annotation was computed. [2019-11-23 21:04:20,428 INFO L444 ceAbstractionStarter]: For program point L345(lines 345 572) no Hoare annotation was computed. [2019-11-23 21:04:20,428 INFO L444 ceAbstractionStarter]: For program point L312(lines 312 572) no Hoare annotation was computed. [2019-11-23 21:04:20,429 INFO L444 ceAbstractionStarter]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:04:20,429 INFO L444 ceAbstractionStarter]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:04:20,429 INFO L444 ceAbstractionStarter]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:04:20,429 INFO L444 ceAbstractionStarter]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:04:20,429 INFO L444 ceAbstractionStarter]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:04:20,429 INFO L444 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2019-11-23 21:04:20,429 INFO L444 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2019-11-23 21:04:20,430 INFO L444 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2019-11-23 21:04:20,431 INFO L444 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2019-11-23 21:04:20,431 INFO L444 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2019-11-23 21:04:20,431 INFO L444 ceAbstractionStarter]: For program point L545(lines 545 572) no Hoare annotation was computed. [2019-11-23 21:04:20,431 INFO L444 ceAbstractionStarter]: For program point L215(lines 215 572) no Hoare annotation was computed. [2019-11-23 21:04:20,432 INFO L444 ceAbstractionStarter]: For program point L414(lines 414 572) no Hoare annotation was computed. [2019-11-23 21:04:20,432 INFO L444 ceAbstractionStarter]: For program point L249(lines 249 572) no Hoare annotation was computed. [2019-11-23 21:04:20,432 INFO L444 ceAbstractionStarter]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:04:20,432 INFO L444 ceAbstractionStarter]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:04:20,432 INFO L444 ceAbstractionStarter]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:04:20,439 INFO L444 ceAbstractionStarter]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:04:20,439 INFO L444 ceAbstractionStarter]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:04:20,439 INFO L444 ceAbstractionStarter]: For program point L514(lines 514 572) no Hoare annotation was computed. [2019-11-23 21:04:20,439 INFO L444 ceAbstractionStarter]: For program point L481(lines 481 572) no Hoare annotation was computed. [2019-11-23 21:04:20,440 INFO L444 ceAbstractionStarter]: For program point L448(lines 448 572) no Hoare annotation was computed. [2019-11-23 21:04:20,440 INFO L444 ceAbstractionStarter]: For program point L283(lines 283 572) no Hoare annotation was computed. [2019-11-23 21:04:20,440 INFO L444 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2019-11-23 21:04:20,440 INFO L444 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2019-11-23 21:04:20,440 INFO L444 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2019-11-23 21:04:20,440 INFO L444 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2019-11-23 21:04:20,440 INFO L444 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2019-11-23 21:04:20,440 INFO L444 ceAbstractionStarter]: For program point L548(lines 548 572) no Hoare annotation was computed. [2019-11-23 21:04:20,440 INFO L444 ceAbstractionStarter]: For program point L383(lines 383 572) no Hoare annotation was computed. [2019-11-23 21:04:20,441 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-23 21:04:20,442 INFO L444 ceAbstractionStarter]: For program point L317(lines 317 572) no Hoare annotation was computed. [2019-11-23 21:04:20,443 INFO L440 ceAbstractionStarter]: At program point L582-2(lines 582 591) the Hoare annotation is: (let ((.cse0 (not (= ~a19~0 10)))) (or (and .cse0 (<= 4 ~a10~0)) (and .cse0 (= ~a10~0 2)) (<= ~a10~0 1) (and .cse0 (not (= ~a19~0 8))))) [2019-11-23 21:04:20,443 INFO L444 ceAbstractionStarter]: For program point L351(lines 351 572) no Hoare annotation was computed. [2019-11-23 21:04:20,443 INFO L444 ceAbstractionStarter]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:04:20,443 INFO L444 ceAbstractionStarter]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:04:20,443 INFO L444 ceAbstractionStarter]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:04:20,445 INFO L444 ceAbstractionStarter]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:04:20,445 INFO L444 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2019-11-23 21:04:20,445 INFO L444 ceAbstractionStarter]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:04:20,445 INFO L444 ceAbstractionStarter]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:04:20,445 INFO L444 ceAbstractionStarter]: For program point L517(lines 517 572) no Hoare annotation was computed. [2019-11-23 21:04:20,446 INFO L444 ceAbstractionStarter]: For program point L286(lines 286 572) no Hoare annotation was computed. [2019-11-23 21:04:20,446 INFO L444 ceAbstractionStarter]: For program point L220(lines 220 572) no Hoare annotation was computed. [2019-11-23 21:04:20,446 INFO L444 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2019-11-23 21:04:20,446 INFO L444 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2019-11-23 21:04:20,446 INFO L444 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2019-11-23 21:04:20,446 INFO L444 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2019-11-23 21:04:20,447 INFO L444 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2019-11-23 21:04:20,447 INFO L444 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2019-11-23 21:04:20,447 INFO L444 ceAbstractionStarter]: For program point L419(lines 419 572) no Hoare annotation was computed. [2019-11-23 21:04:20,447 INFO L444 ceAbstractionStarter]: For program point L320(lines 320 572) no Hoare annotation was computed. [2019-11-23 21:04:20,447 INFO L444 ceAbstractionStarter]: For program point L254(lines 254 572) no Hoare annotation was computed. [2019-11-23 21:04:20,447 INFO L444 ceAbstractionStarter]: For program point L354(lines 354 572) no Hoare annotation was computed. [2019-11-23 21:04:20,447 INFO L444 ceAbstractionStarter]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:04:20,447 INFO L444 ceAbstractionStarter]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:04:20,448 INFO L444 ceAbstractionStarter]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:04:20,448 INFO L444 ceAbstractionStarter]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:04:20,448 INFO L444 ceAbstractionStarter]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:04:20,448 INFO L444 ceAbstractionStarter]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:04:20,448 INFO L444 ceAbstractionStarter]: For program point L487(lines 487 572) no Hoare annotation was computed. [2019-11-23 21:04:20,448 INFO L444 ceAbstractionStarter]: For program point L454(lines 454 572) no Hoare annotation was computed. [2019-11-23 21:04:20,448 INFO L444 ceAbstractionStarter]: For program point L388(lines 388 572) no Hoare annotation was computed. [2019-11-23 21:04:20,448 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-23 21:04:20,448 INFO L444 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2019-11-23 21:04:20,449 INFO L444 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2019-11-23 21:04:20,449 INFO L444 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2019-11-23 21:04:20,449 INFO L444 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2019-11-23 21:04:20,449 INFO L444 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2019-11-23 21:04:20,449 INFO L444 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2019-11-23 21:04:20,449 INFO L444 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2019-11-23 21:04:20,449 INFO L444 ceAbstractionStarter]: For program point L554(lines 554 572) no Hoare annotation was computed. [2019-11-23 21:04:20,449 INFO L444 ceAbstractionStarter]: For program point L323(lines 323 572) no Hoare annotation was computed. [2019-11-23 21:04:20,449 INFO L444 ceAbstractionStarter]: For program point L357(lines 357 572) no Hoare annotation was computed. [2019-11-23 21:04:20,450 INFO L444 ceAbstractionStarter]: For program point L291(lines 291 572) no Hoare annotation was computed. [2019-11-23 21:04:20,450 INFO L444 ceAbstractionStarter]: For program point L225(lines 225 572) no Hoare annotation was computed. [2019-11-23 21:04:20,450 INFO L444 ceAbstractionStarter]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:04:20,450 INFO L444 ceAbstractionStarter]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:04:20,450 INFO L444 ceAbstractionStarter]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:04:20,450 INFO L444 ceAbstractionStarter]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:04:20,450 INFO L444 ceAbstractionStarter]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:04:20,450 INFO L444 ceAbstractionStarter]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:04:20,450 INFO L444 ceAbstractionStarter]: For program point L523(lines 523 572) no Hoare annotation was computed. [2019-11-23 21:04:20,451 INFO L444 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2019-11-23 21:04:20,451 INFO L444 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2019-11-23 21:04:20,451 INFO L444 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2019-11-23 21:04:20,451 INFO L444 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2019-11-23 21:04:20,451 INFO L444 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2019-11-23 21:04:20,451 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-23 21:04:20,451 INFO L444 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2019-11-23 21:04:20,451 INFO L444 ceAbstractionStarter]: For program point L557(lines 557 572) no Hoare annotation was computed. [2019-11-23 21:04:20,451 INFO L444 ceAbstractionStarter]: For program point L425(lines 425 572) no Hoare annotation was computed. [2019-11-23 21:04:20,451 INFO L444 ceAbstractionStarter]: For program point L326(lines 326 572) no Hoare annotation was computed. [2019-11-23 21:04:20,451 INFO L444 ceAbstractionStarter]: For program point L260(lines 260 572) no Hoare annotation was computed. [2019-11-23 21:04:20,452 INFO L444 ceAbstractionStarter]: For program point L393(lines 393 572) no Hoare annotation was computed. [2019-11-23 21:04:20,452 INFO L444 ceAbstractionStarter]: For program point L360(lines 360 572) no Hoare annotation was computed. [2019-11-23 21:04:20,452 INFO L444 ceAbstractionStarter]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:04:20,452 INFO L444 ceAbstractionStarter]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:04:20,452 INFO L444 ceAbstractionStarter]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:04:20,452 INFO L444 ceAbstractionStarter]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:04:20,452 INFO L444 ceAbstractionStarter]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:04:20,452 INFO L444 ceAbstractionStarter]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:04:20,452 INFO L444 ceAbstractionStarter]: For program point L526(lines 526 572) no Hoare annotation was computed. [2019-11-23 21:04:20,452 INFO L444 ceAbstractionStarter]: For program point L493(lines 493 572) no Hoare annotation was computed. [2019-11-23 21:04:20,453 INFO L444 ceAbstractionStarter]: For program point L460(lines 460 572) no Hoare annotation was computed. [2019-11-23 21:04:20,453 INFO L444 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2019-11-23 21:04:20,453 INFO L444 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2019-11-23 21:04:20,453 INFO L444 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2019-11-23 21:04:20,453 INFO L444 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2019-11-23 21:04:20,453 INFO L444 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2019-11-23 21:04:20,453 INFO L444 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2019-11-23 21:04:20,453 INFO L444 ceAbstractionStarter]: For program point L329(lines 329 572) no Hoare annotation was computed. [2019-11-23 21:04:20,453 INFO L444 ceAbstractionStarter]: For program point L296(lines 296 572) no Hoare annotation was computed. [2019-11-23 21:04:20,454 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-23 21:04:20,454 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 190) no Hoare annotation was computed. [2019-11-23 21:04:20,454 INFO L444 ceAbstractionStarter]: For program point L231(lines 231 572) no Hoare annotation was computed. [2019-11-23 21:04:20,454 INFO L444 ceAbstractionStarter]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:04:20,454 INFO L444 ceAbstractionStarter]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:04:20,454 INFO L444 ceAbstractionStarter]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:04:20,454 INFO L444 ceAbstractionStarter]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:04:20,454 INFO L444 ceAbstractionStarter]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:04:20,454 INFO L444 ceAbstractionStarter]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2019-11-23 21:04:20,455 INFO L444 ceAbstractionStarter]: For program point L529(lines 529 572) no Hoare annotation was computed. [2019-11-23 21:04:20,455 INFO L444 ceAbstractionStarter]: For program point L430(lines 430 572) no Hoare annotation was computed. [2019-11-23 21:04:20,455 INFO L444 ceAbstractionStarter]: For program point L265(lines 265 572) no Hoare annotation was computed. [2019-11-23 21:04:20,455 INFO L444 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2019-11-23 21:04:20,455 INFO L444 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2019-11-23 21:04:20,455 INFO L444 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2019-11-23 21:04:20,455 INFO L444 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2019-11-23 21:04:20,455 INFO L444 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2019-11-23 21:04:20,455 INFO L444 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2019-11-23 21:04:20,456 INFO L444 ceAbstractionStarter]: For program point L563(lines 563 572) no Hoare annotation was computed. [2019-11-23 21:04:20,456 INFO L444 ceAbstractionStarter]: For program point L398(lines 398 572) no Hoare annotation was computed. [2019-11-23 21:04:20,456 INFO L444 ceAbstractionStarter]: For program point L365(lines 365 572) no Hoare annotation was computed. [2019-11-23 21:04:20,481 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:04:20 BoogieIcfgContainer [2019-11-23 21:04:20,481 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-23 21:04:20,490 INFO L168 Benchmark]: Toolchain (without parser) took 13055.21 ms. Allocated memory was 145.2 MB in the beginning and 406.8 MB in the end (delta: 261.6 MB). Free memory was 101.8 MB in the beginning and 201.3 MB in the end (delta: -99.5 MB). Peak memory consumption was 162.2 MB. Max. memory is 7.1 GB. [2019-11-23 21:04:20,492 INFO L168 Benchmark]: CDTParser took 0.83 ms. Allocated memory is still 145.2 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-23 21:04:20,493 INFO L168 Benchmark]: CACSL2BoogieTranslator took 834.05 ms. Allocated memory was 145.2 MB in the beginning and 203.9 MB in the end (delta: 58.7 MB). Free memory was 101.6 MB in the beginning and 166.1 MB in the end (delta: -64.6 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. [2019-11-23 21:04:20,494 INFO L168 Benchmark]: Boogie Procedure Inliner took 97.78 ms. Allocated memory is still 203.9 MB. Free memory was 166.1 MB in the beginning and 157.8 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 7.1 GB. [2019-11-23 21:04:20,495 INFO L168 Benchmark]: Boogie Preprocessor took 84.84 ms. Allocated memory is still 203.9 MB. Free memory was 157.8 MB in the beginning and 152.8 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. [2019-11-23 21:04:20,499 INFO L168 Benchmark]: RCFGBuilder took 1440.25 ms. Allocated memory was 203.9 MB in the beginning and 237.0 MB in the end (delta: 33.0 MB). Free memory was 152.1 MB in the beginning and 162.5 MB in the end (delta: -10.4 MB). Peak memory consumption was 72.7 MB. Max. memory is 7.1 GB. [2019-11-23 21:04:20,500 INFO L168 Benchmark]: TraceAbstraction took 10593.49 ms. Allocated memory was 237.0 MB in the beginning and 406.8 MB in the end (delta: 169.9 MB). Free memory was 161.1 MB in the beginning and 201.3 MB in the end (delta: -40.2 MB). Peak memory consumption was 129.7 MB. Max. memory is 7.1 GB. [2019-11-23 21:04:20,515 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.83 ms. Allocated memory is still 145.2 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 834.05 ms. Allocated memory was 145.2 MB in the beginning and 203.9 MB in the end (delta: 58.7 MB). Free memory was 101.6 MB in the beginning and 166.1 MB in the end (delta: -64.6 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 97.78 ms. Allocated memory is still 203.9 MB. Free memory was 166.1 MB in the beginning and 157.8 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 84.84 ms. Allocated memory is still 203.9 MB. Free memory was 157.8 MB in the beginning and 152.8 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1440.25 ms. Allocated memory was 203.9 MB in the beginning and 237.0 MB in the end (delta: 33.0 MB). Free memory was 152.1 MB in the beginning and 162.5 MB in the end (delta: -10.4 MB). Peak memory consumption was 72.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 10593.49 ms. Allocated memory was 237.0 MB in the beginning and 406.8 MB in the end (delta: 169.9 MB). Free memory was 161.1 MB in the beginning and 201.3 MB in the end (delta: -40.2 MB). Peak memory consumption was 129.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 190]: 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: (((!(a19 == 10) && 4 <= a10) || (!(a19 == 10) && a10 == 2)) || a10 <= 1) || (!(a19 == 10) && !(a19 == 8)) - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: (((!(a19 == 10) && 4 <= a10) || (!(a19 == 10) && a10 == 2)) || a10 <= 1) || (!(a19 == 10) && !(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: 10.4s, OverallIterations: 7, TraceHistogramMax: 3, AutomataDifference: 6.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, HoareTripleCheckerStatistics: 632 SDtfs, 1635 SDslu, 81 SDs, 0 SdLazy, 4746 SolverSat, 854 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 488 GetRequests, 453 SyntacticMatches, 7 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=977occurred 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: 0.2s AutomataMinimizationTime, 7 MinimizatonAttempts, 570 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 32 NumberOfFragments, 59 HoareAnnotationTreeSize, 3 FomulaSimplifications, 496 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 1290 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 1769 NumberOfCodeBlocks, 1769 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1760 ConstructedInterpolants, 0 QuantifiedInterpolants, 1535766 SizeOfPredicates, 2 NumberOfNonLiveVariables, 603 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 9 InterpolantComputations, 7 PerfectInterpolantSequences, 889/1071 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...