/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/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=BIGGEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/elevator_spec2_product11.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 16:43:08,008 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 16:43:08,011 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 16:43:08,050 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 16:43:08,051 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 16:43:08,059 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 16:43:08,061 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 16:43:08,064 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 16:43:08,067 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 16:43:08,070 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 16:43:08,071 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 16:43:08,072 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 16:43:08,072 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 16:43:08,075 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 16:43:08,077 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 16:43:08,079 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 16:43:08,080 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 16:43:08,081 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 16:43:08,082 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 16:43:08,090 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 16:43:08,092 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 16:43:08,093 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 16:43:08,094 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 16:43:08,095 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 16:43:08,110 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 16:43:08,110 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 16:43:08,110 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 16:43:08,113 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 16:43:08,114 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 16:43:08,114 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 16:43:08,115 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 16:43:08,119 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 16:43:08,119 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 16:43:08,122 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 16:43:08,123 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 16:43:08,123 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 16:43:08,125 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 16:43:08,125 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 16:43:08,125 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 16:43:08,126 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 16:43:08,127 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 16:43:08,127 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-12 16:43:08,166 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 16:43:08,166 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 16:43:08,168 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 16:43:08,169 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 16:43:08,169 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 16:43:08,169 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 16:43:08,169 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-12 16:43:08,169 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 16:43:08,170 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-12 16:43:08,170 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 16:43:08,171 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 16:43:08,171 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 16:43:08,171 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 16:43:08,172 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-12 16:43:08,172 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 16:43:08,172 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 16:43:08,172 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 16:43:08,173 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 16:43:08,173 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 16:43:08,173 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 16:43:08,173 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 16:43:08,173 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 16:43:08,174 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 16:43:08,174 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 16:43:08,174 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 16:43:08,174 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 16:43:08,174 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 16:43:08,174 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 16:43:08,175 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 16:43:08,175 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; [2020-10-12 16:43:08,469 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 16:43:08,482 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 16:43:08,485 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 16:43:08,487 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 16:43:08,487 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 16:43:08,488 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec2_product11.cil.c [2020-10-12 16:43:08,554 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6124df05b/1e9dc49f3d5e401aa3edcbebe4531d69/FLAG240c58dcb [2020-10-12 16:43:09,188 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 16:43:09,189 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec2_product11.cil.c [2020-10-12 16:43:09,212 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6124df05b/1e9dc49f3d5e401aa3edcbebe4531d69/FLAG240c58dcb [2020-10-12 16:43:09,427 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6124df05b/1e9dc49f3d5e401aa3edcbebe4531d69 [2020-10-12 16:43:09,436 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 16:43:09,438 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 16:43:09,440 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 16:43:09,440 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 16:43:09,443 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 16:43:09,444 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 04:43:09" (1/1) ... [2020-10-12 16:43:09,447 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a7a3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:43:09, skipping insertion in model container [2020-10-12 16:43:09,447 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 04:43:09" (1/1) ... [2020-10-12 16:43:09,455 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 16:43:09,522 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 16:43:10,210 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 16:43:10,223 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 16:43:10,380 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 16:43:10,454 INFO L208 MainTranslator]: Completed translation [2020-10-12 16:43:10,455 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:43:10 WrapperNode [2020-10-12 16:43:10,455 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 16:43:10,456 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 16:43:10,456 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 16:43:10,456 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 16:43:10,470 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:43:10" (1/1) ... [2020-10-12 16:43:10,471 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:43:10" (1/1) ... [2020-10-12 16:43:10,504 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:43:10" (1/1) ... [2020-10-12 16:43:10,504 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:43:10" (1/1) ... [2020-10-12 16:43:10,593 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:43:10" (1/1) ... [2020-10-12 16:43:10,619 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:43:10" (1/1) ... [2020-10-12 16:43:10,629 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:43:10" (1/1) ... [2020-10-12 16:43:10,646 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 16:43:10,646 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 16:43:10,646 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 16:43:10,647 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 16:43:10,648 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:43:10" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/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 [2020-10-12 16:43:10,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 16:43:10,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 16:43:10,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-12 16:43:10,740 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-12 16:43:10,740 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-12 16:43:10,740 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-12 16:43:10,740 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-12 16:43:10,742 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-12 16:43:10,742 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-12 16:43:10,742 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-12 16:43:10,743 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-12 16:43:10,743 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-12 16:43:10,743 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-12 16:43:10,743 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-12 16:43:10,743 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-12 16:43:10,744 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-12 16:43:10,745 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-12 16:43:10,745 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-12 16:43:10,745 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-12 16:43:10,745 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-12 16:43:10,745 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 16:43:10,746 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-12 16:43:10,746 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-12 16:43:10,747 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-12 16:43:10,747 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-12 16:43:10,748 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-12 16:43:10,748 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-12 16:43:10,748 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-12 16:43:10,749 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-12 16:43:10,749 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-12 16:43:10,749 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-12 16:43:10,749 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-12 16:43:10,749 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-12 16:43:10,750 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-12 16:43:10,750 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-12 16:43:10,750 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-12 16:43:10,750 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-12 16:43:10,750 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-12 16:43:10,751 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-12 16:43:10,751 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-12 16:43:10,751 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-12 16:43:10,751 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-12 16:43:10,751 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-12 16:43:10,752 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-12 16:43:10,752 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-12 16:43:10,752 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__empty [2020-10-12 16:43:10,752 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-12 16:43:10,752 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-12 16:43:10,752 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-12 16:43:10,753 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-12 16:43:10,753 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-12 16:43:10,753 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-12 16:43:10,754 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-12 16:43:10,754 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-12 16:43:10,754 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-12 16:43:10,754 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-12 16:43:10,755 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2020-10-12 16:43:10,755 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2020-10-12 16:43:10,755 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-12 16:43:10,755 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-12 16:43:10,755 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-12 16:43:10,755 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-12 16:43:10,756 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__3 [2020-10-12 16:43:10,756 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__4 [2020-10-12 16:43:10,756 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-12 16:43:10,756 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-12 16:43:10,757 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-12 16:43:10,757 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-12 16:43:10,757 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-12 16:43:10,758 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-12 16:43:10,758 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-12 16:43:10,759 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-12 16:43:10,759 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-12 16:43:10,760 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-12 16:43:10,760 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-12 16:43:10,760 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-12 16:43:10,760 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-12 16:43:10,760 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 16:43:10,760 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-12 16:43:10,761 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-12 16:43:10,761 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-12 16:43:10,761 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-12 16:43:10,762 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-12 16:43:10,762 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-12 16:43:10,762 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-12 16:43:10,762 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-12 16:43:10,763 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-12 16:43:10,763 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-12 16:43:10,763 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-12 16:43:10,763 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-12 16:43:10,763 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-12 16:43:10,763 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-12 16:43:10,764 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-12 16:43:10,764 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-12 16:43:10,764 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-12 16:43:10,764 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-12 16:43:10,764 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-12 16:43:10,764 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-12 16:43:10,765 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-12 16:43:10,765 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-12 16:43:10,765 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-12 16:43:10,765 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-12 16:43:10,765 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-12 16:43:10,765 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-12 16:43:10,766 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__4 [2020-10-12 16:43:10,766 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-12 16:43:10,766 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-12 16:43:10,766 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-12 16:43:10,766 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-12 16:43:10,766 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-12 16:43:10,767 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 16:43:10,767 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-12 16:43:10,767 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-12 16:43:10,767 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-12 16:43:10,767 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-12 16:43:10,768 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-12 16:43:10,768 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-12 16:43:10,769 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-12 16:43:10,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-12 16:43:10,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-12 16:43:10,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-12 16:43:10,770 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-12 16:43:10,771 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-12 16:43:10,772 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-12 16:43:10,772 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-12 16:43:10,772 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-12 16:43:10,773 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-12 16:43:10,776 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-12 16:43:10,776 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-12 16:43:10,777 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-12 16:43:10,777 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-12 16:43:10,777 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-12 16:43:10,777 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-12 16:43:10,778 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-12 16:43:10,778 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-12 16:43:10,779 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-12 16:43:10,779 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-12 16:43:10,779 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-12 16:43:10,779 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-12 16:43:10,780 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-12 16:43:10,780 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-12 16:43:10,780 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-12 16:43:10,780 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-12 16:43:10,788 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-12 16:43:10,788 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2020-10-12 16:43:10,788 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2020-10-12 16:43:10,789 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-12 16:43:10,789 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-12 16:43:10,789 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-12 16:43:10,789 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-12 16:43:10,789 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-12 16:43:10,789 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-12 16:43:10,790 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-12 16:43:10,790 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__empty [2020-10-12 16:43:10,790 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-12 16:43:10,791 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-12 16:43:10,791 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-12 16:43:10,791 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-12 16:43:10,791 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-12 16:43:10,791 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-12 16:43:10,791 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__3 [2020-10-12 16:43:10,791 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-12 16:43:10,792 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-12 16:43:10,792 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-12 16:43:10,792 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-12 16:43:10,792 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-12 16:43:10,792 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 16:43:10,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-12 16:43:10,792 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 16:43:12,911 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 16:43:12,911 INFO L295 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-12 16:43:12,922 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 04:43:12 BoogieIcfgContainer [2020-10-12 16:43:12,922 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 16:43:12,923 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 16:43:12,923 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 16:43:12,926 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 16:43:12,927 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 04:43:09" (1/3) ... [2020-10-12 16:43:12,927 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f8e2175 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 04:43:12, skipping insertion in model container [2020-10-12 16:43:12,927 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:43:10" (2/3) ... [2020-10-12 16:43:12,928 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f8e2175 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 04:43:12, skipping insertion in model container [2020-10-12 16:43:12,929 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 04:43:12" (3/3) ... [2020-10-12 16:43:12,931 INFO L109 eAbstractionObserver]: Analyzing ICFG elevator_spec2_product11.cil.c [2020-10-12 16:43:12,954 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 16:43:12,963 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 16:43:12,977 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 16:43:13,008 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 16:43:13,008 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 16:43:13,008 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 16:43:13,009 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 16:43:13,009 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 16:43:13,009 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 16:43:13,009 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 16:43:13,009 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 16:43:13,045 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states. [2020-10-12 16:43:13,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2020-10-12 16:43:13,071 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:43:13,072 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 16:43:13,073 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:43:13,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:43:13,079 INFO L82 PathProgramCache]: Analyzing trace with hash -353986784, now seen corresponding path program 1 times [2020-10-12 16:43:13,088 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:43:13,089 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1482181184] [2020-10-12 16:43:13,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:43:13,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:13,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:14,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:14,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:14,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:15,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:18,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:18,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 191 [2020-10-12 16:43:18,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 16:43:18,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5027 [2020-10-12 16:43:18,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:18,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 16:43:18,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-10-12 16:43:18,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-12 16:43:18,670 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-12 16:43:19,753 WARN L193 SmtUtils]: Spent 935.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:43:19,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:43:19,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:19,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:19,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:19,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:43:19,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:43:19,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 66 [2020-10-12 16:43:19,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:19,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:43:19,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:43:19,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:43:19,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:43:19,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:43:19,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:19,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:19,900 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:19,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:43:19,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:43:19,901 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:43:19,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:19,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:43:19,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:43:19,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:43:19,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:43:19,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 16:43:19,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:19,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:19,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:19,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:43:19,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:43:19,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:43:19,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:19,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:43:19,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:43:19,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:43:19,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-12 16:43:19,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 16:43:19,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:19,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:19,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:19,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:43:19,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:43:19,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:43:19,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:19,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:43:19,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:43:19,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:43:19,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:43:19,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 16:43:19,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:19,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:19,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:19,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:43:19,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:43:19,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:43:19,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:19,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:43:19,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:43:19,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:43:19,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:43:19,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 16:43:19,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:19,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:19,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:19,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:43:19,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:43:19,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:43:19,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:19,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:43:19,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:43:19,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:43:19,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:43:20,214 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-12 16:43:20,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-12 16:43:20,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:20,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:20,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:20,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:20,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:25,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:25,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:25,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:25,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 141 [2020-10-12 16:43:25,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 16:43:25,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5046 [2020-10-12 16:43:25,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:25,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:43:25,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-12 16:43:25,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-12 16:43:25,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:43:25,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:43:25,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:25,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:25,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:25,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:25,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:25,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:26,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:26,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-12 16:43:26,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 16:43:26,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 586 [2020-10-12 16:43:26,035 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:26,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:43:26,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 16:43:26,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 16:43:26,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:43:26,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:43:26,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:26,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:26,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:26,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:26,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:43:26,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:43:26,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 16:43:26,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:26,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:43:26,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:43:26,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:43:26,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:43:26,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 16:43:26,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:26,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:26,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:26,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:26,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:26,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:43:26,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:43:26,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 136 [2020-10-12 16:43:26,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:26,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 16:43:26,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:43:26,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 16:43:26,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:43:26,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 16:43:26,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:26,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:26,330 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:26,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:43:26,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:43:26,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 16:43:26,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:26,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:43:26,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:43:26,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:43:26,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:43:26,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-12 16:43:26,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:26,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:26,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:26,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:26,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:31,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:31,417 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 107 [2020-10-12 16:43:31,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 16:43:31,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-12 16:43:31,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:31,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:43:31,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-12 16:43:31,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-12 16:43:31,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:43:31,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:43:31,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:31,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:31,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:31,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:35,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:35,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-12 16:43:35,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:43:35,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3786 [2020-10-12 16:43:35,256 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:35,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:43:35,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-12 16:43:35,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-12 16:43:35,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-12 16:43:35,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:43:35,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:35,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:35,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:35,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-12 16:43:35,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:43:35,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-12 16:43:35,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:35,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:43:35,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:43:35,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-12 16:43:35,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:43:35,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:43:35,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:35,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:35,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:35,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:43:35,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:43:35,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 16:43:35,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:35,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:43:35,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:43:35,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:43:35,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:43:35,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:43:35,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:35,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:35,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:35,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:43:35,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:43:35,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:43:35,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:35,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:43:35,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:43:35,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:43:35,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:43:35,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 16:43:35,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:35,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:35,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:35,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:43:35,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:43:35,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:43:35,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:35,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:43:35,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:43:35,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:43:35,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:43:35,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-12 16:43:35,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:35,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:35,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:35,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-12 16:43:35,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:43:35,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-12 16:43:35,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:35,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:43:35,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:43:35,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-12 16:43:35,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:43:35,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:43:35,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:35,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:35,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:35,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:43:35,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:43:35,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:43:35,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:35,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:43:35,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:43:35,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:43:35,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:43:35,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:43:35,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:35,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:35,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:35,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:43:35,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:43:35,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:43:35,643 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:35,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:43:35,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:43:35,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:43:35,644 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:43:35,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 16:43:35,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:35,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:35,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:35,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:43:35,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:43:35,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:43:35,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:35,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:43:35,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:43:35,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:43:35,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:43:35,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-12 16:43:35,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:35,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:35,692 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:35,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 16:43:35,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:43:35,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 16:43:35,693 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:35,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:43:35,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 16:43:35,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-12 16:43:35,694 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:43:35,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-12 16:43:35,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:35,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:35,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:35,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-12 16:43:35,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:43:35,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:43:35,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:35,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:43:35,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-12 16:43:35,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:43:35,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:43:35,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:43:35,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:35,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:35,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:35,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:43:35,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:43:35,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:43:35,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:35,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:43:35,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:43:35,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:43:35,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:43:35,958 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-10-12 16:43:35,959 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1482181184] [2020-10-12 16:43:35,961 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 16:43:35,961 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24] total 24 [2020-10-12 16:43:35,962 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [347301704] [2020-10-12 16:43:35,970 INFO L459 AbstractCegarLoop]: Interpolant automaton has 24 states [2020-10-12 16:43:35,971 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 16:43:35,987 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2020-10-12 16:43:35,990 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=492, Unknown=0, NotChecked=0, Total=552 [2020-10-12 16:43:35,992 INFO L87 Difference]: Start difference. First operand 765 states. Second operand 24 states. [2020-10-12 16:43:37,824 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-12 16:43:38,802 WARN L193 SmtUtils]: Spent 763.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:43:39,620 WARN L193 SmtUtils]: Spent 665.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:43:40,406 WARN L193 SmtUtils]: Spent 675.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:43:41,259 WARN L193 SmtUtils]: Spent 651.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:43:42,045 WARN L193 SmtUtils]: Spent 679.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-12 16:43:42,903 WARN L193 SmtUtils]: Spent 681.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:43:43,780 WARN L193 SmtUtils]: Spent 685.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-12 16:43:44,724 WARN L193 SmtUtils]: Spent 671.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:43:46,911 WARN L193 SmtUtils]: Spent 637.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:43:47,646 WARN L193 SmtUtils]: Spent 677.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-12 16:43:48,447 WARN L193 SmtUtils]: Spent 663.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-12 16:43:49,466 WARN L193 SmtUtils]: Spent 676.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2020-10-12 16:43:50,272 WARN L193 SmtUtils]: Spent 687.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-12 16:43:51,056 WARN L193 SmtUtils]: Spent 693.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2020-10-12 16:43:51,796 WARN L193 SmtUtils]: Spent 682.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-12 16:43:52,567 WARN L193 SmtUtils]: Spent 701.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2020-10-12 16:43:53,313 WARN L193 SmtUtils]: Spent 682.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-12 16:43:54,133 WARN L193 SmtUtils]: Spent 701.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2020-10-12 16:43:54,975 WARN L193 SmtUtils]: Spent 690.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:43:55,769 WARN L193 SmtUtils]: Spent 706.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-12 16:43:56,161 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2020-10-12 16:43:56,475 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-12 16:43:57,897 WARN L193 SmtUtils]: Spent 706.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:43:58,203 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-12 16:43:59,100 WARN L193 SmtUtils]: Spent 723.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-12 16:43:59,345 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-12 16:44:00,903 WARN L193 SmtUtils]: Spent 719.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-12 16:44:01,942 WARN L193 SmtUtils]: Spent 699.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2020-10-12 16:44:02,734 WARN L193 SmtUtils]: Spent 685.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2020-10-12 16:44:04,697 WARN L193 SmtUtils]: Spent 713.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:44:08,663 WARN L193 SmtUtils]: Spent 692.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-12 16:44:10,471 WARN L193 SmtUtils]: Spent 729.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2020-10-12 16:44:11,214 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-12 16:44:13,292 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-12 16:44:15,239 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-10-12 16:44:16,160 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-12 16:44:17,187 WARN L193 SmtUtils]: Spent 729.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-12 16:44:20,223 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2020-10-12 16:44:22,022 WARN L193 SmtUtils]: Spent 716.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-12 16:44:23,619 WARN L193 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 392 DAG size of output: 389 [2020-10-12 16:44:23,986 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-12 16:44:24,991 WARN L193 SmtUtils]: Spent 730.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-12 16:44:25,804 WARN L193 SmtUtils]: Spent 731.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-12 16:44:27,295 WARN L193 SmtUtils]: Spent 726.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2020-10-12 16:44:28,599 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2020-10-12 16:44:28,982 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-12 16:44:29,989 WARN L193 SmtUtils]: Spent 715.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-12 16:44:30,817 WARN L193 SmtUtils]: Spent 707.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-12 16:44:32,747 WARN L193 SmtUtils]: Spent 692.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-12 16:44:33,569 WARN L193 SmtUtils]: Spent 717.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2020-10-12 16:44:34,552 WARN L193 SmtUtils]: Spent 702.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:44:41,152 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-12 16:44:41,668 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-12 16:44:41,818 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-12 16:44:42,916 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-12 16:44:45,576 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 393 DAG size of output: 390 [2020-10-12 16:44:47,745 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-10-12 16:44:50,095 WARN L193 SmtUtils]: Spent 709.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:45:10,983 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-10-12 16:45:11,728 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-12 16:45:12,039 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-12 16:45:20,353 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2020-10-12 16:45:20,694 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2020-10-12 16:45:21,027 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-12 16:45:44,234 WARN L193 SmtUtils]: Spent 743.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2020-10-12 16:46:04,983 WARN L193 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 393 DAG size of output: 390 [2020-10-12 16:46:49,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 16:46:49,070 INFO L93 Difference]: Finished difference Result 7179 states and 14921 transitions. [2020-10-12 16:46:49,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 153 states. [2020-10-12 16:46:49,072 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 133 [2020-10-12 16:46:49,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 16:46:49,184 INFO L225 Difference]: With dead ends: 7179 [2020-10-12 16:46:49,184 INFO L226 Difference]: Without dead ends: 6395 [2020-10-12 16:46:49,218 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 230 GetRequests, 64 SyntacticMatches, 1 SemanticMatches, 165 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10763 ImplicationChecksByTransitivity, 44.2s TimeCoverageRelationStatistics Valid=3337, Invalid=24385, Unknown=0, NotChecked=0, Total=27722 [2020-10-12 16:46:49,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6395 states. [2020-10-12 16:46:50,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6395 to 3002. [2020-10-12 16:46:50,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3002 states. [2020-10-12 16:46:50,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3002 states to 3002 states and 4884 transitions. [2020-10-12 16:46:50,794 INFO L78 Accepts]: Start accepts. Automaton has 3002 states and 4884 transitions. Word has length 133 [2020-10-12 16:46:50,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 16:46:50,795 INFO L479 AbstractCegarLoop]: Abstraction has 3002 states and 4884 transitions. [2020-10-12 16:46:50,795 INFO L480 AbstractCegarLoop]: Interpolant automaton has 24 states. [2020-10-12 16:46:50,795 INFO L276 IsEmpty]: Start isEmpty. Operand 3002 states and 4884 transitions. [2020-10-12 16:46:50,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2020-10-12 16:46:50,829 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:46:50,830 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 16:46:50,830 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-12 16:46:50,831 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:46:50,831 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:46:50,831 INFO L82 PathProgramCache]: Analyzing trace with hash -431637473, now seen corresponding path program 1 times [2020-10-12 16:46:50,831 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:46:50,832 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1000459600] [2020-10-12 16:46:50,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:46:50,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:46:50,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:46:51,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:46:51,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:46:51,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:46:51,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:46:54,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:46:55,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking...