/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_spec14_product19.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 16:33:49,688 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 16:33:49,690 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 16:33:49,713 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 16:33:49,713 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 16:33:49,714 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 16:33:49,715 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 16:33:49,717 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 16:33:49,719 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 16:33:49,719 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 16:33:49,720 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 16:33:49,721 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 16:33:49,722 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 16:33:49,722 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 16:33:49,724 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 16:33:49,725 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 16:33:49,725 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 16:33:49,729 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 16:33:49,731 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 16:33:49,733 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 16:33:49,734 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 16:33:49,737 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 16:33:49,738 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 16:33:49,739 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 16:33:49,744 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 16:33:49,744 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 16:33:49,745 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 16:33:49,746 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 16:33:49,748 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 16:33:49,749 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 16:33:49,749 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 16:33:49,750 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 16:33:49,751 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 16:33:49,751 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 16:33:49,754 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 16:33:49,754 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 16:33:49,754 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 16:33:49,755 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 16:33:49,755 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 16:33:49,756 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 16:33:49,757 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 16:33:49,758 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 16:33:49,804 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 16:33:49,804 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 16:33:49,808 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 16:33:49,808 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 16:33:49,808 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 16:33:49,808 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 16:33:49,809 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-12 16:33:49,809 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 16:33:49,810 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-12 16:33:49,810 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 16:33:49,811 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 16:33:49,811 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 16:33:49,811 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 16:33:49,811 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-12 16:33:49,811 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 16:33:49,812 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 16:33:49,812 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 16:33:49,813 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 16:33:49,813 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 16:33:49,813 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 16:33:49,814 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 16:33:49,814 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 16:33:49,814 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 16:33:49,814 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 16:33:49,814 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 16:33:49,815 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 16:33:49,815 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 16:33:49,815 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 16:33:49,815 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 16:33:49,815 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 16:33:50,131 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 16:33:50,143 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 16:33:50,147 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 16:33:50,148 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 16:33:50,149 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 16:33:50,150 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec14_product19.cil.c [2020-10-12 16:33:50,215 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6dcdf63b6/e72622aa831b4e48bb753037a15111e2/FLAG1e45339a8 [2020-10-12 16:33:50,809 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 16:33:50,809 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec14_product19.cil.c [2020-10-12 16:33:50,830 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6dcdf63b6/e72622aa831b4e48bb753037a15111e2/FLAG1e45339a8 [2020-10-12 16:33:51,066 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6dcdf63b6/e72622aa831b4e48bb753037a15111e2 [2020-10-12 16:33:51,075 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 16:33:51,077 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 16:33:51,080 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 16:33:51,080 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 16:33:51,084 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 16:33:51,085 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 04:33:51" (1/1) ... [2020-10-12 16:33:51,088 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c6e054d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:33:51, skipping insertion in model container [2020-10-12 16:33:51,088 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 04:33:51" (1/1) ... [2020-10-12 16:33:51,098 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 16:33:51,170 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 16:33:51,881 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 16:33:51,908 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 16:33:52,094 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 16:33:52,162 INFO L208 MainTranslator]: Completed translation [2020-10-12 16:33:52,163 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:33:52 WrapperNode [2020-10-12 16:33:52,163 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 16:33:52,164 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 16:33:52,164 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 16:33:52,164 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 16:33:52,179 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:33:52" (1/1) ... [2020-10-12 16:33:52,181 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:33:52" (1/1) ... [2020-10-12 16:33:52,240 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:33:52" (1/1) ... [2020-10-12 16:33:52,241 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:33:52" (1/1) ... [2020-10-12 16:33:52,311 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:33:52" (1/1) ... [2020-10-12 16:33:52,334 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:33:52" (1/1) ... [2020-10-12 16:33:52,344 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:33:52" (1/1) ... [2020-10-12 16:33:52,360 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 16:33:52,361 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 16:33:52,361 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 16:33:52,361 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 16:33:52,362 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:33:52" (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 16:33:52,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 16:33:52,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 16:33:52,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-12 16:33:52,435 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-12 16:33:52,435 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-12 16:33:52,435 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-12 16:33:52,436 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-12 16:33:52,437 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-12 16:33:52,437 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-12 16:33:52,437 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-12 16:33:52,438 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-12 16:33:52,438 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-12 16:33:52,438 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-12 16:33:52,438 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-12 16:33:52,438 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-12 16:33:52,439 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-12 16:33:52,439 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-12 16:33:52,439 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-12 16:33:52,439 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-12 16:33:52,439 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__weight [2020-10-12 16:33:52,440 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-12 16:33:52,440 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-12 16:33:52,440 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-12 16:33:52,441 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__weight [2020-10-12 16:33:52,442 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-12 16:33:52,443 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-12 16:33:52,443 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-12 16:33:52,443 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-12 16:33:52,443 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-12 16:33:52,443 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-12 16:33:52,443 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2020-10-12 16:33:52,444 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2020-10-12 16:33:52,444 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-12 16:33:52,444 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-12 16:33:52,444 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification14_spec__1 [2020-10-12 16:33:52,444 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-12 16:33:52,444 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-12 16:33:52,444 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-12 16:33:52,446 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-12 16:33:52,446 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-12 16:33:52,446 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-12 16:33:52,446 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-12 16:33:52,446 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-12 16:33:52,446 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-12 16:33:52,447 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-12 16:33:52,448 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-12 16:33:52,448 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-12 16:33:52,448 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-12 16:33:52,448 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-12 16:33:52,448 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-12 16:33:52,449 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-12 16:33:52,449 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-12 16:33:52,449 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-12 16:33:52,449 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-12 16:33:52,450 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-12 16:33:52,450 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-12 16:33:52,450 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-12 16:33:52,450 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-12 16:33:52,450 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-12 16:33:52,450 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-12 16:33:52,450 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-12 16:33:52,450 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-12 16:33:52,451 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-12 16:33:52,451 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-12 16:33:52,451 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-12 16:33:52,451 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-12 16:33:52,451 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 16:33:52,451 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-12 16:33:52,452 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-12 16:33:52,452 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-12 16:33:52,452 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-12 16:33:52,454 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-12 16:33:52,454 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-12 16:33:52,454 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-12 16:33:52,454 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-12 16:33:52,454 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 16:33:52,454 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-12 16:33:52,454 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-12 16:33:52,455 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-12 16:33:52,455 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-12 16:33:52,455 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-12 16:33:52,455 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-12 16:33:52,455 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-12 16:33:52,455 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-12 16:33:52,455 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-12 16:33:52,455 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-12 16:33:52,455 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-12 16:33:52,456 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-12 16:33:52,456 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-12 16:33:52,456 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-12 16:33:52,456 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-12 16:33:52,456 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-12 16:33:52,456 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-12 16:33:52,456 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-12 16:33:52,456 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-12 16:33:52,457 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-12 16:33:52,457 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-12 16:33:52,457 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-12 16:33:52,457 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2020-10-12 16:33:52,457 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2020-10-12 16:33:52,457 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-12 16:33:52,457 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-12 16:33:52,457 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-12 16:33:52,458 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-12 16:33:52,458 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-12 16:33:52,458 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-12 16:33:52,458 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-12 16:33:52,458 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__weight [2020-10-12 16:33:52,458 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-12 16:33:52,459 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-12 16:33:52,459 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__weight [2020-10-12 16:33:52,459 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-12 16:33:52,459 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-12 16:33:52,459 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-12 16:33:52,459 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification14_spec__1 [2020-10-12 16:33:52,459 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-12 16:33:52,460 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-12 16:33:52,460 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-12 16:33:52,460 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-12 16:33:52,460 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-12 16:33:52,460 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-12 16:33:52,461 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-12 16:33:52,461 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-12 16:33:52,461 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-12 16:33:52,461 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-12 16:33:52,461 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-12 16:33:52,461 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-12 16:33:52,462 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-12 16:33:52,462 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-12 16:33:52,462 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-12 16:33:52,462 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-12 16:33:52,462 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-12 16:33:52,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-12 16:33:52,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-12 16:33:52,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-12 16:33:52,463 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-12 16:33:52,463 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-12 16:33:52,464 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-12 16:33:52,464 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-12 16:33:52,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-12 16:33:52,464 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-12 16:33:52,464 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-12 16:33:52,464 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-12 16:33:52,465 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-12 16:33:52,465 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-12 16:33:52,465 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-12 16:33:52,465 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-12 16:33:52,465 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-12 16:33:52,465 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-12 16:33:52,466 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-12 16:33:52,466 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-12 16:33:52,466 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-12 16:33:52,466 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-12 16:33:52,466 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-12 16:33:52,466 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-12 16:33:52,467 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-12 16:33:52,467 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-12 16:33:52,467 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-12 16:33:52,467 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-12 16:33:52,467 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-12 16:33:52,467 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 16:33:52,468 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-12 16:33:52,468 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 16:33:52,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-12 16:33:52,468 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 16:33:54,687 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 16:33:54,688 INFO L295 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-12 16:33:54,696 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 04:33:54 BoogieIcfgContainer [2020-10-12 16:33:54,697 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 16:33:54,698 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 16:33:54,698 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 16:33:54,701 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 16:33:54,702 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 04:33:51" (1/3) ... [2020-10-12 16:33:54,703 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@586435bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 04:33:54, skipping insertion in model container [2020-10-12 16:33:54,703 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:33:52" (2/3) ... [2020-10-12 16:33:54,703 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@586435bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 04:33:54, skipping insertion in model container [2020-10-12 16:33:54,703 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 04:33:54" (3/3) ... [2020-10-12 16:33:54,705 INFO L109 eAbstractionObserver]: Analyzing ICFG elevator_spec14_product19.cil.c [2020-10-12 16:33:54,716 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 16:33:54,725 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 16:33:54,741 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 16:33:54,771 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 16:33:54,772 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 16:33:54,772 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 16:33:54,772 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 16:33:54,772 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 16:33:54,772 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 16:33:54,772 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 16:33:54,773 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 16:33:54,809 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states. [2020-10-12 16:33:54,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2020-10-12 16:33:54,842 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:33:54,843 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:33:54,844 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:33:54,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:33:54,851 INFO L82 PathProgramCache]: Analyzing trace with hash -1411507135, now seen corresponding path program 1 times [2020-10-12 16:33:54,861 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:33:54,861 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1058631718] [2020-10-12 16:33:54,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:33:55,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:33:55,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:55,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:55,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:56,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:57,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:00,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:00,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 197 [2020-10-12 16:34:00,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 16:34:00,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5045 [2020-10-12 16:34:00,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:00,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-12 16:34:00,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:34:00,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 105 [2020-10-12 16:34:00,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-12 16:34:01,647 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 376 [2020-10-12 16:34:01,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:34:01,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:01,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:01,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:01,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:34:01,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:01,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 134 [2020-10-12 16:34:01,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:01,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:34:01,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:34:01,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 16:34:01,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:01,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:34:01,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:01,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:01,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:01,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:34:01,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:01,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:34:01,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:01,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:34:01,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:34:01,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:34:01,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:01,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 16:34:01,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:01,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:01,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:01,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:34:01,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:01,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:34:01,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:01,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:34:01,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:34:01,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:34:01,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:01,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 16:34:01,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:01,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:01,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:01,872 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:34:01,872 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:01,872 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:34:01,873 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:01,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:34:01,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:34:01,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:34:01,874 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:01,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 16:34:01,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:01,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:01,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:01,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:34:01,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:01,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:34:01,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:01,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:34:01,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:34:01,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:34:01,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:02,006 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-12 16:34:02,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-12 16:34:02,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:02,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:02,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:02,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:02,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:02,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:02,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:02,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-12 16:34:02,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 16:34:02,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 710 [2020-10-12 16:34:02,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:02,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:34:02,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 16:34:02,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 16:34:02,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:02,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:34:02,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:02,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:02,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:02,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:02,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:34:02,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:34:02,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 16:34:02,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:02,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:34:02,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:34:02,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:34:02,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:34:02,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 16:34:02,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:02,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:02,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:02,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:02,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:02,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:34:02,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:34:02,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 109 [2020-10-12 16:34:02,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:02,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 16:34:02,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:34:02,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 16:34:02,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:34:03,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 16:34:03,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:03,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:03,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:03,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:34:03,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:03,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 16:34:03,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:03,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:34:03,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:34:03,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:34:03,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:34:03,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-12 16:34:03,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:03,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:03,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:03,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-12 16:34:03,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:03,126 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-12 16:34:03,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:03,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:34:03,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:34:03,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-12 16:34:03,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:03,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:34:03,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:03,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:03,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:03,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:34:03,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:03,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 16:34:03,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:03,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:34:03,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:34:03,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:34:03,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:03,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:34:03,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:03,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:03,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:03,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:34:03,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:03,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:34:03,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:03,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:34:03,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:34:03,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:34:03,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:03,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 16:34:03,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:03,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:03,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:03,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:34:03,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:03,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:34:03,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:03,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:34:03,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:34:03,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:34:03,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:03,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-12 16:34:03,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:03,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:03,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:03,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-12 16:34:03,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:03,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-12 16:34:03,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:03,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:34:03,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-12 16:34:03,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:34:03,177 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:03,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:34:03,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:03,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:03,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:03,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:34:03,187 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:03,187 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 16:34:03,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:03,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:34:03,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:34:03,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:34:03,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-12 16:34:03,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:34:03,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:03,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:03,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:03,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:34:03,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:03,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:34:03,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:03,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:34:03,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:34:03,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:34:03,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:03,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 16:34:03,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:03,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:03,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:03,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:34:03,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:03,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:34:03,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:03,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:34:03,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:34:03,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:34:03,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:03,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-12 16:34:03,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:03,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:03,240 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:03,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 16:34:03,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:03,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 16:34:03,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:03,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:34:03,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-12 16:34:03,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:34:03,242 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:34:03,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-12 16:34:03,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:03,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:03,248 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:03,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:34:03,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:03,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:34:03,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:03,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:34:03,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-12 16:34:03,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:34:03,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:03,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:34:03,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:03,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:03,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:03,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:34:03,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:03,256 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:34:03,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:03,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:34:03,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:34:03,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:34:03,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:03,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-12 16:34:03,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:03,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:03,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:03,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:34:03,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:03,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:34:03,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:03,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:34:03,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:34:03,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:34:03,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:03,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-12 16:34:03,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:03,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:03,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:03,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:34:03,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:03,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:34:03,271 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:03,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:34:03,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:34:03,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:34:03,272 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:03,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-12 16:34:03,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:03,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:03,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:03,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:34:03,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:03,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:34:03,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:03,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:34:03,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:34:03,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:34:03,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:03,337 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-10-12 16:34:03,337 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1058631718] [2020-10-12 16:34:03,339 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 16:34:03,340 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-10-12 16:34:03,341 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [402131719] [2020-10-12 16:34:03,347 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-12 16:34:03,348 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 16:34:03,362 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-12 16:34:03,363 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2020-10-12 16:34:03,366 INFO L87 Difference]: Start difference. First operand 735 states. Second operand 14 states. [2020-10-12 16:34:04,890 WARN L193 SmtUtils]: Spent 716.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2020-10-12 16:34:06,108 WARN L193 SmtUtils]: Spent 710.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:34:06,965 WARN L193 SmtUtils]: Spent 750.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-12 16:34:07,715 WARN L193 SmtUtils]: Spent 681.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-12 16:34:08,545 WARN L193 SmtUtils]: Spent 686.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:34:09,320 WARN L193 SmtUtils]: Spent 697.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2020-10-12 16:34:10,221 WARN L193 SmtUtils]: Spent 775.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-12 16:34:11,072 WARN L193 SmtUtils]: Spent 700.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:34:11,966 WARN L193 SmtUtils]: Spent 692.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-12 16:34:26,536 WARN L193 SmtUtils]: Spent 710.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-12 16:34:27,373 WARN L193 SmtUtils]: Spent 676.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-12 16:34:28,113 WARN L193 SmtUtils]: Spent 683.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:34:28,900 WARN L193 SmtUtils]: Spent 694.00 ms on a formula simplification that was a NOOP. DAG size: 380 [2020-10-12 16:34:29,696 WARN L193 SmtUtils]: Spent 699.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2020-10-12 16:34:30,482 WARN L193 SmtUtils]: Spent 651.00 ms on a formula simplification that was a NOOP. DAG size: 380 [2020-10-12 16:34:41,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 16:34:41,131 INFO L93 Difference]: Finished difference Result 1838 states and 3231 transitions. [2020-10-12 16:34:41,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2020-10-12 16:34:41,134 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 135 [2020-10-12 16:34:41,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 16:34:41,174 INFO L225 Difference]: With dead ends: 1838 [2020-10-12 16:34:41,174 INFO L226 Difference]: Without dead ends: 1176 [2020-10-12 16:34:41,187 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 691 ImplicationChecksByTransitivity, 13.3s TimeCoverageRelationStatistics Valid=438, Invalid=2012, Unknown=0, NotChecked=0, Total=2450 [2020-10-12 16:34:41,205 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1176 states. [2020-10-12 16:34:41,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1176 to 837. [2020-10-12 16:34:41,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 837 states. [2020-10-12 16:34:41,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 837 states and 1319 transitions. [2020-10-12 16:34:41,584 INFO L78 Accepts]: Start accepts. Automaton has 837 states and 1319 transitions. Word has length 135 [2020-10-12 16:34:41,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 16:34:41,585 INFO L479 AbstractCegarLoop]: Abstraction has 837 states and 1319 transitions. [2020-10-12 16:34:41,585 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-12 16:34:41,585 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 1319 transitions. [2020-10-12 16:34:41,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-10-12 16:34:41,597 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:34:41,598 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:34:41,599 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-12 16:34:41,599 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:34:41,599 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:34:41,600 INFO L82 PathProgramCache]: Analyzing trace with hash 1403672731, now seen corresponding path program 1 times [2020-10-12 16:34:41,600 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:34:41,600 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2096893410] [2020-10-12 16:34:41,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:34:41,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:41,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:41,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:41,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:42,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:43,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:45,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:45,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:45,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:46,732 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:46,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 198 [2020-10-12 16:34:46,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-12 16:34:46,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5052 [2020-10-12 16:34:46,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:46,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-12 16:34:46,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:34:46,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 143 [2020-10-12 16:34:46,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:34:47,604 WARN L193 SmtUtils]: Spent 641.00 ms on a formula simplification that was a NOOP. DAG size: 376 [2020-10-12 16:34:47,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:34:47,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:47,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:47,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:47,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:34:47,753 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:47,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 120 [2020-10-12 16:34:47,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:47,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:34:47,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:34:47,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 16:34:47,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:47,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:34:47,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:47,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:47,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:47,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:34:47,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:47,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:34:47,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:47,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:34:47,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:34:47,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:34:47,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:34:47,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 16:34:47,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:47,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:47,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:47,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:34:47,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:47,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:34:47,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:47,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:34:47,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:34:47,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:34:47,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:34:47,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 16:34:47,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:47,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:47,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:47,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:34:47,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:47,804 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:34:47,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:47,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:34:47,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:34:47,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:34:47,805 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:34:47,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 16:34:47,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:47,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:47,810 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:47,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:34:47,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:47,811 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:34:47,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:47,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:34:47,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:34:47,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:34:47,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:47,949 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-12 16:34:47,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-12 16:34:47,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:47,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:47,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:48,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:48,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:48,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:48,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:48,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-12 16:34:48,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 16:34:48,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 924 [2020-10-12 16:34:48,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:48,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:34:48,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-12 16:34:48,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 16:34:48,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:48,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:34:48,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:48,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:48,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:48,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:48,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 16:34:48,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:34:48,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-12 16:34:48,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:48,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:34:48,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:34:48,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 16:34:48,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:48,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-12 16:34:48,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:48,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:48,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:48,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:49,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:49,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:34:49,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:34:49,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 88 [2020-10-12 16:34:49,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:49,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 16:34:49,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:34:49,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 16:34:49,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:49,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 16:34:49,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:49,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:49,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:49,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:34:49,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:49,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 16:34:49,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:49,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:34:49,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:34:49,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:34:49,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:34:49,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-12 16:34:49,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:49,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:49,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:49,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:49,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-12 16:34:49,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:34:49,248 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-12 16:34:49,248 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:49,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:34:49,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-12 16:34:49,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-12 16:34:49,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:34:49,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:34:49,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:49,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:49,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:49,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:34:49,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:49,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-12 16:34:49,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:49,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:34:49,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:34:49,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:34:49,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:34:49,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:34:49,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:49,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:49,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:49,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:34:49,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:49,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 16:34:49,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:49,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:34:49,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:34:49,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:34:49,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:34:49,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 16:34:49,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:49,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:49,425 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:49,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:34:49,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:49,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:34:49,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:49,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:34:49,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:34:49,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:34:49,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:34:49,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-12 16:34:49,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:49,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:49,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:49,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:49,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-12 16:34:49,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:34:49,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 209 [2020-10-12 16:34:49,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:49,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:34:49,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:34:49,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-12 16:34:49,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:34:49,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:34:49,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:49,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:49,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:49,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:34:49,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:49,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 16:34:49,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:49,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:34:49,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:34:49,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 16:34:49,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:34:49,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:34:49,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:49,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:49,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:49,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:34:49,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:49,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:34:49,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:49,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:34:49,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:34:49,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:34:49,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:34:49,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 16:34:49,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:49,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:49,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:49,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:34:49,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:49,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:34:49,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:49,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:34:49,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:34:49,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:34:49,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:34:49,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-12 16:34:49,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:49,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:49,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:49,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 16:34:49,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:49,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-12 16:34:49,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:49,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 16:34:49,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 16:34:49,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-12 16:34:49,923 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:34:50,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-12 16:34:50,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:50,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:50,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:50,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:34:50,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:50,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 16:34:50,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:50,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:34:50,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-12 16:34:50,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:34:50,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:50,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:34:50,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:50,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:50,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:50,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:34:50,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:50,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:34:50,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:50,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:34:50,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:34:50,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:34:50,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:34:50,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-12 16:34:50,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:50,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:50,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:50,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:34:50,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:50,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:34:50,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:50,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:34:50,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:34:50,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:34:50,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:34:50,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-12 16:34:50,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:50,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:50,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:50,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:34:50,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:50,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:34:50,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:50,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:34:50,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:34:50,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:34:50,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:34:50,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-12 16:34:50,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:50,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:50,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:50,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:34:50,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:50,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:34:50,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:50,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:34:50,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:34:50,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:34:50,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:34:50,240 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 2 proven. 14 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-12 16:34:50,241 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2096893410] [2020-10-12 16:34:50,241 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 16:34:50,241 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27] total 27 [2020-10-12 16:34:50,242 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1313868996] [2020-10-12 16:34:50,246 INFO L459 AbstractCegarLoop]: Interpolant automaton has 27 states [2020-10-12 16:34:50,246 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 16:34:50,247 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2020-10-12 16:34:50,248 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=644, Unknown=0, NotChecked=0, Total=702 [2020-10-12 16:34:50,248 INFO L87 Difference]: Start difference. First operand 837 states and 1319 transitions. Second operand 27 states. [2020-10-12 16:34:52,819 WARN L193 SmtUtils]: Spent 676.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-12 16:34:54,089 WARN L193 SmtUtils]: Spent 749.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:34:54,973 WARN L193 SmtUtils]: Spent 733.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:34:55,795 WARN L193 SmtUtils]: Spent 718.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:34:56,732 WARN L193 SmtUtils]: Spent 751.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:34:57,586 WARN L193 SmtUtils]: Spent 734.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-12 16:34:58,516 WARN L193 SmtUtils]: Spent 724.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:34:59,467 WARN L193 SmtUtils]: Spent 738.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-12 16:35:00,495 WARN L193 SmtUtils]: Spent 744.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:35:02,936 WARN L193 SmtUtils]: Spent 719.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:35:03,764 WARN L193 SmtUtils]: Spent 758.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-12 16:35:04,880 WARN L193 SmtUtils]: Spent 654.00 ms on a formula simplification that was a NOOP. DAG size: 384 [2020-10-12 16:35:05,262 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2020-10-12 16:35:06,125 WARN L193 SmtUtils]: Spent 722.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:35:09,171 WARN L193 SmtUtils]: Spent 728.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-12 16:35:10,224 WARN L193 SmtUtils]: Spent 706.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2020-10-12 16:35:11,655 WARN L193 SmtUtils]: Spent 713.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:35:14,045 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 385 DAG size of output: 384 [2020-10-12 16:35:16,127 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 387 DAG size of output: 384 [2020-10-12 16:35:18,143 WARN L193 SmtUtils]: Spent 661.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2020-10-12 16:35:19,272 WARN L193 SmtUtils]: Spent 687.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:35:20,013 WARN L193 SmtUtils]: Spent 673.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2020-10-12 16:35:20,991 WARN L193 SmtUtils]: Spent 649.00 ms on a formula simplification that was a NOOP. DAG size: 380 [2020-10-12 16:35:21,884 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2020-10-12 16:35:26,763 WARN L193 SmtUtils]: Spent 675.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:35:30,040 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2020-10-12 16:35:32,122 WARN L193 SmtUtils]: Spent 648.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:35:33,179 WARN L193 SmtUtils]: Spent 677.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:35:33,339 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-10-12 16:35:34,785 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 381 DAG size of output: 380 [2020-10-12 16:35:36,337 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 384 DAG size of output: 383 [2020-10-12 16:35:38,483 WARN L193 SmtUtils]: Spent 716.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2020-10-12 16:35:39,259 WARN L193 SmtUtils]: Spent 692.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2020-10-12 16:35:40,050 WARN L193 SmtUtils]: Spent 690.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-12 16:35:40,241 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-12 16:35:45,037 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-12 16:35:47,525 WARN L193 SmtUtils]: Spent 675.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:35:48,387 WARN L193 SmtUtils]: Spent 652.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:35:49,130 WARN L193 SmtUtils]: Spent 659.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2020-10-12 16:35:49,915 WARN L193 SmtUtils]: Spent 646.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:35:50,729 WARN L193 SmtUtils]: Spent 670.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2020-10-12 16:35:51,555 WARN L193 SmtUtils]: Spent 658.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:36:09,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 16:36:09,532 INFO L93 Difference]: Finished difference Result 3077 states and 5468 transitions. [2020-10-12 16:36:09,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2020-10-12 16:36:09,533 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 136 [2020-10-12 16:36:09,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 16:36:09,558 INFO L225 Difference]: With dead ends: 3077 [2020-10-12 16:36:09,558 INFO L226 Difference]: Without dead ends: 2270 [2020-10-12 16:36:09,572 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 42 SyntacticMatches, 1 SemanticMatches, 94 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2686 ImplicationChecksByTransitivity, 33.9s TimeCoverageRelationStatistics Valid=1292, Invalid=7828, Unknown=0, NotChecked=0, Total=9120 [2020-10-12 16:36:09,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2270 states. [2020-10-12 16:36:10,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2270 to 1645. [2020-10-12 16:36:10,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1645 states. [2020-10-12 16:36:10,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1645 states to 1645 states and 2623 transitions. [2020-10-12 16:36:10,074 INFO L78 Accepts]: Start accepts. Automaton has 1645 states and 2623 transitions. Word has length 136 [2020-10-12 16:36:10,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 16:36:10,076 INFO L479 AbstractCegarLoop]: Abstraction has 1645 states and 2623 transitions. [2020-10-12 16:36:10,076 INFO L480 AbstractCegarLoop]: Interpolant automaton has 27 states. [2020-10-12 16:36:10,076 INFO L276 IsEmpty]: Start isEmpty. Operand 1645 states and 2623 transitions. [2020-10-12 16:36:10,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2020-10-12 16:36:10,083 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:36:10,083 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:36:10,083 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-12 16:36:10,084 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:36:10,084 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:36:10,084 INFO L82 PathProgramCache]: Analyzing trace with hash -499888629, now seen corresponding path program 1 times [2020-10-12 16:36:10,084 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:36:10,085 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [823430391] [2020-10-12 16:36:10,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:36:10,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:10,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:10,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:10,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:10,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:10,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:13,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:15,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:15,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 209 [2020-10-12 16:36:15,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 16:36:15,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5036 [2020-10-12 16:36:15,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:15,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 23 [2020-10-12 16:36:15,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:36:15,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 129 [2020-10-12 16:36:15,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:36:15,897 WARN L193 SmtUtils]: Spent 621.00 ms on a formula simplification that was a NOOP. DAG size: 376 [2020-10-12 16:36:15,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:36:15,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:15,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:16,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:16,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:36:16,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:16,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 97 [2020-10-12 16:36:16,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:16,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:36:16,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:16,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 16:36:16,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:16,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:36:16,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:16,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:16,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:16,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:36:16,046 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:16,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:36:16,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:16,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:36:16,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:16,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:36:16,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:16,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 16:36:16,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:16,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:16,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:16,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:36:16,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:16,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:36:16,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:16,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:36:16,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:16,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:36:16,052 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:16,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 16:36:16,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:16,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:16,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:16,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:36:16,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:16,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:36:16,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:16,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:36:16,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:16,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:36:16,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:16,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 16:36:16,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:16,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:16,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:16,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:36:16,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:16,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:36:16,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:16,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:36:16,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:16,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:36:16,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:16,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-12 16:36:16,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:16,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:16,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:16,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:16,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:16,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:17,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:17,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-12 16:36:17,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 16:36:17,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1329 [2020-10-12 16:36:17,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:17,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:36:17,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-12 16:36:17,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 16:36:17,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:17,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:36:17,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:17,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:17,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:17,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:17,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 16:36:17,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:36:17,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-12 16:36:17,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:17,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:36:17,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:17,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:36:17,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:17,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 16:36:17,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:17,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:17,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:17,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:17,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:17,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:36:17,648 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:36:17,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 76 [2020-10-12 16:36:17,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:17,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 16:36:17,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:36:17,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 16:36:17,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:17,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 16:36:17,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:17,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:17,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:17,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:36:17,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:17,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 16:36:17,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:17,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:36:17,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:17,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:36:17,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:17,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-12 16:36:17,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:17,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:17,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:17,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:17,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-12 16:36:17,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:36:17,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-12 16:36:17,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:17,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 16:36:17,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-12 16:36:17,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-12 16:36:17,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:17,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:36:17,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:17,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:17,971 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:17,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:36:17,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:17,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-12 16:36:17,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:17,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:36:17,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:17,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 16:36:17,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:18,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:36:18,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:18,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:18,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:18,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 16:36:18,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:18,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:36:18,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:18,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:36:18,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:18,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 16:36:18,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:18,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-12 16:36:18,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:18,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:18,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:18,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:36:18,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:18,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:36:18,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:18,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:36:18,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:18,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:36:18,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:18,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-12 16:36:18,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:18,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:18,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:18,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-12 16:36:18,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:18,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-12 16:36:18,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:18,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 16:36:18,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-12 16:36:18,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-12 16:36:18,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:18,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:36:18,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:18,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:18,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:18,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:36:18,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:18,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 16:36:18,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:18,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:36:18,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:18,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 16:36:18,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:18,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:36:18,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:18,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:18,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:18,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 16:36:18,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:18,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:36:18,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:18,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:36:18,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:18,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 16:36:18,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:18,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-12 16:36:18,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:18,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:18,246 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:18,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:36:18,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:18,246 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:36:18,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:18,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:36:18,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:18,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:36:18,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:18,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-12 16:36:18,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:18,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:18,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:18,294 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:18,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 16:36:18,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:36:18,295 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-12 16:36:18,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:18,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:36:18,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-12 16:36:18,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 16:36:18,296 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:18,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 16:36:18,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:18,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:18,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:18,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:36:18,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:18,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:36:18,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:18,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:36:18,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:18,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:36:18,328 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:18,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-12 16:36:18,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:18,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:18,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:18,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:36:18,332 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:18,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:36:18,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:18,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:36:18,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-12 16:36:18,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:36:18,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:18,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:36:18,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:18,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:18,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:18,336 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 16:36:18,336 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:18,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:36:18,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:18,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:36:18,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:18,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:36:18,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:18,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-12 16:36:18,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:18,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:18,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:18,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:36:18,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:18,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:36:18,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:18,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:36:18,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:36:18,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:36:18,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:18,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-12 16:36:18,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:18,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:18,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:18,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:36:18,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:18,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:36:18,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:18,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:36:18,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:36:18,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:36:18,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:18,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-12 16:36:18,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:18,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:18,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:18,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:36:18,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:18,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:36:18,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:18,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:36:18,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:36:18,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:36:18,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:18,398 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-10-12 16:36:18,399 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [823430391] [2020-10-12 16:36:18,399 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 16:36:18,399 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2020-10-12 16:36:18,400 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1156406051] [2020-10-12 16:36:18,400 INFO L459 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-10-12 16:36:18,400 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 16:36:18,401 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-10-12 16:36:18,401 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=457, Unknown=0, NotChecked=0, Total=506 [2020-10-12 16:36:18,401 INFO L87 Difference]: Start difference. First operand 1645 states and 2623 transitions. Second operand 23 states. [2020-10-12 16:36:20,178 WARN L193 SmtUtils]: Spent 656.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2020-10-12 16:36:21,382 WARN L193 SmtUtils]: Spent 654.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:36:22,249 WARN L193 SmtUtils]: Spent 704.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:36:23,028 WARN L193 SmtUtils]: Spent 690.00 ms on a formula simplification that was a NOOP. DAG size: 384 [2020-10-12 16:36:23,741 WARN L193 SmtUtils]: Spent 654.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:36:24,518 WARN L193 SmtUtils]: Spent 686.00 ms on a formula simplification that was a NOOP. DAG size: 386 [2020-10-12 16:36:25,492 WARN L193 SmtUtils]: Spent 698.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:36:27,769 WARN L193 SmtUtils]: Spent 661.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-12 16:36:28,941 WARN L193 SmtUtils]: Spent 677.00 ms on a formula simplification that was a NOOP. DAG size: 384 [2020-10-12 16:36:29,754 WARN L193 SmtUtils]: Spent 654.00 ms on a formula simplification that was a NOOP. DAG size: 380 [2020-10-12 16:36:30,531 WARN L193 SmtUtils]: Spent 684.00 ms on a formula simplification that was a NOOP. DAG size: 384 [2020-10-12 16:36:31,403 WARN L193 SmtUtils]: Spent 738.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:36:32,187 WARN L193 SmtUtils]: Spent 655.00 ms on a formula simplification that was a NOOP. DAG size: 380 [2020-10-12 16:36:32,968 WARN L193 SmtUtils]: Spent 671.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:36:33,787 WARN L193 SmtUtils]: Spent 686.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:36:34,590 WARN L193 SmtUtils]: Spent 712.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-12 16:36:35,413 WARN L193 SmtUtils]: Spent 718.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:36:36,878 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 387 DAG size of output: 381 [2020-10-12 16:36:37,552 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-12 16:36:39,879 WARN L193 SmtUtils]: Spent 714.00 ms on a formula simplification that was a NOOP. DAG size: 386 [2020-10-12 16:36:42,231 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 382 DAG size of output: 380 [2020-10-12 16:36:44,042 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 384 DAG size of output: 382 [2020-10-12 16:36:55,583 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-10-12 16:36:56,385 WARN L193 SmtUtils]: Spent 681.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2020-10-12 16:36:57,244 WARN L193 SmtUtils]: Spent 680.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:36:58,082 WARN L193 SmtUtils]: Spent 691.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:36:58,885 WARN L193 SmtUtils]: Spent 705.00 ms on a formula simplification that was a NOOP. DAG size: 386 [2020-10-12 16:37:00,520 WARN L193 SmtUtils]: Spent 663.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-12 16:37:01,366 WARN L193 SmtUtils]: Spent 667.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:37:02,168 WARN L193 SmtUtils]: Spent 661.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:37:02,952 WARN L193 SmtUtils]: Spent 688.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-12 16:37:11,463 WARN L193 SmtUtils]: Spent 840.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-12 16:37:12,305 WARN L193 SmtUtils]: Spent 692.00 ms on a formula simplification that was a NOOP. DAG size: 386 [2020-10-12 16:37:13,940 WARN L193 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 388 DAG size of output: 382 [2020-10-12 16:37:14,765 WARN L193 SmtUtils]: Spent 684.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-12 16:37:16,267 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2020-10-12 16:37:20,467 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-12 16:37:29,899 WARN L193 SmtUtils]: Spent 708.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-12 16:37:34,504 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 383 DAG size of output: 381 [2020-10-12 16:37:35,938 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 385 DAG size of output: 383