/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_product27.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 16:35:29,422 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 16:35:29,425 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 16:35:29,466 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 16:35:29,467 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 16:35:29,474 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 16:35:29,476 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 16:35:29,479 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 16:35:29,482 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 16:35:29,486 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 16:35:29,488 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 16:35:29,489 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 16:35:29,489 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 16:35:29,492 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 16:35:29,494 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 16:35:29,495 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 16:35:29,497 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 16:35:29,498 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 16:35:29,500 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 16:35:29,508 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 16:35:29,511 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 16:35:29,512 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 16:35:29,513 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 16:35:29,514 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 16:35:29,526 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 16:35:29,529 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 16:35:29,529 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 16:35:29,530 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 16:35:29,531 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 16:35:29,531 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 16:35:29,532 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 16:35:29,532 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 16:35:29,533 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 16:35:29,534 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 16:35:29,535 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 16:35:29,535 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 16:35:29,536 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 16:35:29,536 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 16:35:29,536 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 16:35:29,537 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 16:35:29,538 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 16:35:29,538 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 16:35:29,560 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 16:35:29,560 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 16:35:29,561 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 16:35:29,562 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 16:35:29,562 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 16:35:29,562 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 16:35:29,562 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-12 16:35:29,562 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 16:35:29,563 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-12 16:35:29,563 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 16:35:29,563 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 16:35:29,563 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 16:35:29,563 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 16:35:29,564 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-12 16:35:29,564 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 16:35:29,564 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 16:35:29,564 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 16:35:29,564 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 16:35:29,565 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 16:35:29,565 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 16:35:29,565 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 16:35:29,565 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 16:35:29,565 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 16:35:29,566 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 16:35:29,566 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 16:35:29,566 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 16:35:29,566 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 16:35:29,566 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 16:35:29,567 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 16:35:29,567 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 16:35:29,868 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 16:35:29,888 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 16:35:29,898 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 16:35:29,900 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 16:35:29,901 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 16:35:29,903 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec14_product27.cil.c [2020-10-12 16:35:29,992 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0a87b7f06/466bb2d618a84de3853fa9f676c69db5/FLAGff17d1926 [2020-10-12 16:35:30,573 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 16:35:30,573 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec14_product27.cil.c [2020-10-12 16:35:30,596 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0a87b7f06/466bb2d618a84de3853fa9f676c69db5/FLAGff17d1926 [2020-10-12 16:35:30,815 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0a87b7f06/466bb2d618a84de3853fa9f676c69db5 [2020-10-12 16:35:30,823 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 16:35:30,825 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 16:35:30,826 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 16:35:30,827 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 16:35:30,831 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 16:35:30,833 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 04:35:30" (1/1) ... [2020-10-12 16:35:30,836 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17f1cfe0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:35:30, skipping insertion in model container [2020-10-12 16:35:30,837 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 04:35:30" (1/1) ... [2020-10-12 16:35:30,846 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 16:35:30,942 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 16:35:31,628 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 16:35:31,655 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 16:35:31,816 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 16:35:31,881 INFO L208 MainTranslator]: Completed translation [2020-10-12 16:35:31,882 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:35:31 WrapperNode [2020-10-12 16:35:31,882 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 16:35:31,883 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 16:35:31,883 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 16:35:31,883 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 16:35:31,896 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:35:31" (1/1) ... [2020-10-12 16:35:31,897 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:35:31" (1/1) ... [2020-10-12 16:35:31,929 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:35:31" (1/1) ... [2020-10-12 16:35:31,930 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:35:31" (1/1) ... [2020-10-12 16:35:32,054 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:35:31" (1/1) ... [2020-10-12 16:35:32,080 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:35:31" (1/1) ... [2020-10-12 16:35:32,091 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:35:31" (1/1) ... [2020-10-12 16:35:32,108 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 16:35:32,109 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 16:35:32,109 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 16:35:32,109 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 16:35:32,111 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:35:31" (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 16:35:32,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 16:35:32,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 16:35:32,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-12 16:35:32,214 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-12 16:35:32,214 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-12 16:35:32,215 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-12 16:35:32,215 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-12 16:35:32,215 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-12 16:35:32,215 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-12 16:35:32,215 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-12 16:35:32,216 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__weight [2020-10-12 16:35:32,216 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-12 16:35:32,216 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-12 16:35:32,216 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-12 16:35:32,217 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-12 16:35:32,217 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-12 16:35:32,217 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-12 16:35:32,217 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-12 16:35:32,217 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-12 16:35:32,218 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-12 16:35:32,218 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-12 16:35:32,218 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__empty [2020-10-12 16:35:32,219 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-12 16:35:32,219 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-12 16:35:32,219 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-12 16:35:32,219 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-12 16:35:32,219 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-12 16:35:32,220 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-12 16:35:32,220 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-12 16:35:32,220 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-12 16:35:32,220 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-12 16:35:32,220 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-12 16:35:32,220 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2020-10-12 16:35:32,221 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2020-10-12 16:35:32,221 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-12 16:35:32,221 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-12 16:35:32,221 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-12 16:35:32,221 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-12 16:35:32,221 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-12 16:35:32,222 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-12 16:35:32,222 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-12 16:35:32,222 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-12 16:35:32,222 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-12 16:35:32,222 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-12 16:35:32,222 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-12 16:35:32,223 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-12 16:35:32,223 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-12 16:35:32,223 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-12 16:35:32,223 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-12 16:35:32,223 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-12 16:35:32,224 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 16:35:32,224 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-12 16:35:32,224 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-12 16:35:32,224 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-12 16:35:32,224 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-12 16:35:32,225 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-12 16:35:32,225 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-12 16:35:32,225 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-12 16:35:32,226 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-12 16:35:32,226 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-12 16:35:32,226 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-12 16:35:32,226 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-12 16:35:32,227 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-12 16:35:32,227 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-12 16:35:32,227 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification14_spec__1 [2020-10-12 16:35:32,227 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-12 16:35:32,228 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-12 16:35:32,228 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-12 16:35:32,228 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-12 16:35:32,229 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-12 16:35:32,229 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-12 16:35:32,229 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-12 16:35:32,229 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-12 16:35:32,229 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-12 16:35:32,229 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-12 16:35:32,230 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-12 16:35:32,230 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 16:35:32,230 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-12 16:35:32,230 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-12 16:35:32,231 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-12 16:35:32,231 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-12 16:35:32,231 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-12 16:35:32,232 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-12 16:35:32,232 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-12 16:35:32,232 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-12 16:35:32,232 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-12 16:35:32,232 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-12 16:35:32,233 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-12 16:35:32,233 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-12 16:35:32,233 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-12 16:35:32,233 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-12 16:35:32,234 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-12 16:35:32,234 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-12 16:35:32,234 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-12 16:35:32,235 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-12 16:35:32,235 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-12 16:35:32,235 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-12 16:35:32,235 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-12 16:35:32,236 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-12 16:35:32,236 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-12 16:35:32,236 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2020-10-12 16:35:32,236 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2020-10-12 16:35:32,236 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-12 16:35:32,237 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-12 16:35:32,237 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__weight [2020-10-12 16:35:32,237 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-12 16:35:32,237 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-12 16:35:32,237 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-12 16:35:32,238 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-12 16:35:32,238 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-12 16:35:32,238 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__empty [2020-10-12 16:35:32,238 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-12 16:35:32,239 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-12 16:35:32,239 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-12 16:35:32,239 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-12 16:35:32,239 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-12 16:35:32,240 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-12 16:35:32,240 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification14_spec__1 [2020-10-12 16:35:32,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-12 16:35:32,240 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-12 16:35:32,240 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-12 16:35:32,241 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-12 16:35:32,241 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-12 16:35:32,241 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-12 16:35:32,241 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-12 16:35:32,241 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-12 16:35:32,241 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-12 16:35:32,242 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-12 16:35:32,242 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-12 16:35:32,242 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-12 16:35:32,242 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-12 16:35:32,242 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-12 16:35:32,243 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-12 16:35:32,243 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-12 16:35:32,243 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-12 16:35:32,243 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-12 16:35:32,244 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-12 16:35:32,244 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-12 16:35:32,244 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-12 16:35:32,244 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-12 16:35:32,244 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-12 16:35:32,245 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-12 16:35:32,245 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-12 16:35:32,245 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 16:35:32,245 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-12 16:35:32,245 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-12 16:35:32,246 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-12 16:35:32,246 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-12 16:35:32,246 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-12 16:35:32,246 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-12 16:35:32,246 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-12 16:35:32,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-12 16:35:32,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-12 16:35:32,247 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-12 16:35:32,247 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-12 16:35:32,248 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-12 16:35:32,248 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-12 16:35:32,248 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-12 16:35:32,248 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-12 16:35:32,249 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-12 16:35:32,249 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-12 16:35:32,249 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-12 16:35:32,249 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-12 16:35:32,249 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-12 16:35:32,250 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 16:35:32,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-12 16:35:32,250 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 16:35:34,722 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 16:35:34,722 INFO L295 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-12 16:35:34,737 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 04:35:34 BoogieIcfgContainer [2020-10-12 16:35:34,737 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 16:35:34,741 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 16:35:34,741 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 16:35:34,744 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 16:35:34,744 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 04:35:30" (1/3) ... [2020-10-12 16:35:34,745 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2979b642 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 04:35:34, skipping insertion in model container [2020-10-12 16:35:34,746 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:35:31" (2/3) ... [2020-10-12 16:35:34,746 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2979b642 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 04:35:34, skipping insertion in model container [2020-10-12 16:35:34,747 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 04:35:34" (3/3) ... [2020-10-12 16:35:34,748 INFO L109 eAbstractionObserver]: Analyzing ICFG elevator_spec14_product27.cil.c [2020-10-12 16:35:34,758 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 16:35:34,769 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 16:35:34,779 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 16:35:34,806 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 16:35:34,806 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 16:35:34,806 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 16:35:34,806 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 16:35:34,806 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 16:35:34,806 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 16:35:34,807 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 16:35:34,807 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 16:35:34,842 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states. [2020-10-12 16:35:34,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2020-10-12 16:35:34,876 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:35:34,878 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 16:35:34,878 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:35:34,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:35:34,884 INFO L82 PathProgramCache]: Analyzing trace with hash -1973380872, now seen corresponding path program 1 times [2020-10-12 16:35:34,890 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:35:34,891 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1236364393] [2020-10-12 16:35:34,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:35:35,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:35,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:35,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:36,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:36,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:37,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:40,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:40,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 197 [2020-10-12 16:35:40,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 16:35:40,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5089 [2020-10-12 16:35:40,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:40,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-12 16:35:40,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:35:40,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 141 [2020-10-12 16:35:40,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-12 16:35:41,916 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 376 [2020-10-12 16:35:41,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:35:41,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:41,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:42,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:42,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:35:42,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:35:42,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 160 [2020-10-12 16:35:42,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:42,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:35:42,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:35:42,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 16:35:42,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:35:42,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:35:42,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:42,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:42,156 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:42,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:35:42,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:35:42,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:35:42,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:42,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:35:42,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:35:42,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:35:42,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:35:42,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 16:35:42,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:42,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:42,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:42,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:35:42,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:35:42,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:35:42,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:42,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:35:42,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:35:42,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:35:42,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:35:42,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 16:35:42,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:42,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:42,171 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:42,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:35:42,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:35:42,172 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:35:42,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:42,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:35:42,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:35:42,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:35:42,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:35:42,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 16:35:42,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:42,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:42,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:42,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:35:42,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:35:42,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:35:42,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:42,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:35:42,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:35:42,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:35:42,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:35:42,300 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-12 16:35:42,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-12 16:35:42,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:42,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:42,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:42,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:42,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:42,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:43,475 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:43,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-12 16:35:43,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 16:35:43,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1164 [2020-10-12 16:35:43,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:43,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:35:43,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 16:35:43,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 16:35:43,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:35:43,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:35:43,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:43,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:43,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:43,587 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:43,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:35:43,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:35:43,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-12 16:35:43,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:43,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:35:43,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:35:43,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:35:43,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:35:43,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 16:35:43,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:43,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:43,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:43,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:43,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:43,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:35:43,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:35:43,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 204 [2020-10-12 16:35:43,854 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:43,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 16:35:43,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:35:43,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 16:35:43,855 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:35:43,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 16:35:43,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:43,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:43,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:43,982 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:35:43,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:35:43,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-12 16:35:43,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:43,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:35:43,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:35:43,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:35:43,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:35:44,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-12 16:35:44,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:44,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:44,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:44,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-12 16:35:44,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:35:44,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-12 16:35:44,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:44,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:35:44,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:35:44,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-12 16:35:44,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:35:44,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:35:44,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:44,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:44,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:44,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:35:44,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:35:44,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 16:35:44,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:44,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:35:44,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:35:44,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:35:44,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:35:44,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:35:44,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:44,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:44,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:44,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:35:44,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:35:44,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:35:44,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:44,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:35:44,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:35:44,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:35:44,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:35:44,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 16:35:44,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:44,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:44,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:44,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:35:44,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:35:44,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:35:44,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:44,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:35:44,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:35:44,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:35:44,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-10-12 16:35:44,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-12 16:35:44,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:44,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:44,201 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:44,202 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-12 16:35:44,202 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:35:44,202 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-12 16:35:44,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:44,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:35:44,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:35:44,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-12 16:35:44,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:35:44,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:35:44,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:44,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:44,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:44,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:35:44,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:35:44,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 16:35:44,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:44,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:35:44,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:35:44,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:35:44,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-12 16:35:44,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:35:44,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:44,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:44,233 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:44,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:35:44,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:35:44,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:35:44,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:44,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:35:44,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:35:44,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:35:44,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:35:44,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 16:35:44,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:44,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:44,246 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:44,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:35:44,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:35:44,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:35:44,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:44,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:35:44,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:35:44,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:35:44,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:35:44,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-12 16:35:44,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:44,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:44,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:44,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:44,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 16:35:44,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:35:44,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-12 16:35:44,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:44,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:35:44,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:35:44,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 16:35:44,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:35:44,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-12 16:35:44,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:44,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:44,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:44,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:35:44,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:35:44,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 16:35:44,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:44,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:35:44,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-12 16:35:44,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:35:44,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:35:44,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:35:44,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:44,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:44,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:44,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:35:44,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:35:44,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:35:44,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:44,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:35:44,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:35:44,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:35:44,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:35:44,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-12 16:35:44,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:44,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:44,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:44,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:35:44,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:35:44,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:35:44,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:44,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:35:44,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:35:44,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:35:44,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:35:44,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-12 16:35:44,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:44,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:44,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:44,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:35:44,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:35:44,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:35:44,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:44,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:35:44,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:35:44,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:35:44,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:35:44,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-12 16:35:44,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:44,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:44,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:44,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:35:44,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:35:44,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:35:44,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:44,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:35:44,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:35:44,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:35:44,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:35:44,557 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 16:35:44,557 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1236364393] [2020-10-12 16:35:44,559 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 16:35:44,560 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2020-10-12 16:35:44,560 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [43811801] [2020-10-12 16:35:44,566 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-12 16:35:44,567 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 16:35:44,582 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-12 16:35:44,585 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=205, Unknown=0, NotChecked=0, Total=240 [2020-10-12 16:35:44,588 INFO L87 Difference]: Start difference. First operand 751 states. Second operand 16 states. [2020-10-12 16:35:46,760 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 378 [2020-10-12 16:35:48,159 WARN L193 SmtUtils]: Spent 888.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:35:49,105 WARN L193 SmtUtils]: Spent 810.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-12 16:35:50,008 WARN L193 SmtUtils]: Spent 821.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-12 16:35:50,958 WARN L193 SmtUtils]: Spent 804.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:35:51,942 WARN L193 SmtUtils]: Spent 903.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2020-10-12 16:35:52,975 WARN L193 SmtUtils]: Spent 889.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:35:54,039 WARN L193 SmtUtils]: Spent 903.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2020-10-12 16:35:55,128 WARN L193 SmtUtils]: Spent 857.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:35:57,029 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-10-12 16:36:03,101 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2020-10-12 16:36:03,385 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-12 16:36:03,545 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2020-10-12 16:36:03,846 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-12 16:36:08,047 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-12 16:36:13,290 WARN L193 SmtUtils]: Spent 900.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:36:20,776 WARN L193 SmtUtils]: Spent 807.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-12 16:36:21,768 WARN L193 SmtUtils]: Spent 811.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-12 16:36:22,647 WARN L193 SmtUtils]: Spent 821.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:36:23,545 WARN L193 SmtUtils]: Spent 797.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-12 16:36:24,465 WARN L193 SmtUtils]: Spent 807.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:36:25,409 WARN L193 SmtUtils]: Spent 801.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-12 16:36:38,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 16:36:38,551 INFO L93 Difference]: Finished difference Result 2418 states and 4288 transitions. [2020-10-12 16:36:38,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2020-10-12 16:36:38,555 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 135 [2020-10-12 16:36:38,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 16:36:38,601 INFO L225 Difference]: With dead ends: 2418 [2020-10-12 16:36:38,602 INFO L226 Difference]: Without dead ends: 1740 [2020-10-12 16:36:38,614 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 858 ImplicationChecksByTransitivity, 17.3s TimeCoverageRelationStatistics Valid=519, Invalid=2561, Unknown=0, NotChecked=0, Total=3080 [2020-10-12 16:36:38,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1740 states. [2020-10-12 16:36:39,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1740 to 1183. [2020-10-12 16:36:39,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1183 states. [2020-10-12 16:36:39,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1183 states to 1183 states and 1906 transitions. [2020-10-12 16:36:39,081 INFO L78 Accepts]: Start accepts. Automaton has 1183 states and 1906 transitions. Word has length 135 [2020-10-12 16:36:39,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 16:36:39,082 INFO L479 AbstractCegarLoop]: Abstraction has 1183 states and 1906 transitions. [2020-10-12 16:36:39,082 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-12 16:36:39,083 INFO L276 IsEmpty]: Start isEmpty. Operand 1183 states and 1906 transitions. [2020-10-12 16:36:39,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2020-10-12 16:36:39,092 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:36:39,092 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, 1, 1, 1, 1, 1] [2020-10-12 16:36:39,092 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-12 16:36:39,093 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:36:39,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:36:39,093 INFO L82 PathProgramCache]: Analyzing trace with hash 1887611339, now seen corresponding path program 1 times [2020-10-12 16:36:39,093 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:36:39,094 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [326957977] [2020-10-12 16:36:39,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:36:39,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:39,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:39,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:39,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:39,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:41,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:41,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:43,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:44,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:44,176 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 205 [2020-10-12 16:36:44,176 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-12 16:36:44,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-12 16:36:44,177 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:44,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 18 [2020-10-12 16:36:44,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:36:44,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 150 [2020-10-12 16:36:44,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:36:45,160 WARN L193 SmtUtils]: Spent 848.00 ms on a formula simplification that was a NOOP. DAG size: 376 [2020-10-12 16:36:45,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:36:45,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:45,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:45,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:45,293 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:36:45,293 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:45,293 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 110 [2020-10-12 16:36:45,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:45,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:36:45,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:45,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 16:36:45,294 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:45,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:36:45,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:45,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:45,325 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:45,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:36:45,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:45,326 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:36:45,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:45,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:36:45,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:45,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:36:45,327 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:36:45,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 16:36:45,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:45,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:45,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:45,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:36:45,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:45,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:36:45,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:45,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:36:45,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:45,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:36:45,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:36:45,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 16:36:45,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:45,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:45,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:45,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:36:45,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:45,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:36:45,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:45,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:36:45,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:45,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:36:45,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:36:45,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 16:36:45,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:45,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:45,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:45,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:36:45,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:45,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:36:45,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:45,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:36:45,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:45,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:36:45,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:45,532 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-12 16:36:45,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-12 16:36:45,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:45,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:45,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:45,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:45,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:45,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:46,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:46,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-12 16:36:46,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 16:36:46,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 546 [2020-10-12 16:36:46,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:46,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:36:46,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-12 16:36:46,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 16:36:46,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:46,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:36:46,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:46,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:46,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:46,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:46,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 16:36:46,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:36:46,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 16:36:46,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:46,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:36:46,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:46,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 16:36:46,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:46,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-12 16:36:46,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:46,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:46,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:46,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:46,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:46,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:36:46,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:36:46,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 98 [2020-10-12 16:36:46,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:46,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 16:36:46,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:36:46,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 16:36:46,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:46,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 16:36:46,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:46,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:46,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:46,336 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:36:46,336 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:46,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 16:36:46,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:46,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:36:46,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:46,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:36:46,337 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:46,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-12 16:36:46,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:46,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:46,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:46,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:46,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-12 16:36:46,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:36:46,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-12 16:36:46,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:46,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:36:46,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-12 16:36:46,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-12 16:36:46,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:46,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:36:46,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:46,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:46,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:46,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:36:46,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:46,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 16:36:46,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:46,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:36:46,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:46,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:36:46,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:36:46,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:36:46,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:46,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:46,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:46,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:36:46,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:46,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:36:46,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:46,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:36:46,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:46,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:36:46,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:46,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 16:36:46,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:46,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:46,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:46,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:36:46,609 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:46,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:36:46,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:46,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:36:46,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:46,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:36:46,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:46,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-12 16:36:46,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:46,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:46,658 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:46,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-12 16:36:46,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:46,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-12 16:36:46,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:46,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:36:46,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:46,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-12 16:36:46,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:46,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:36:46,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:46,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:46,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:46,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:36:46,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:46,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:36:46,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:46,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:36:46,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:46,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:36:46,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:46,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:36:46,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:46,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:46,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:46,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:36:46,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:46,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:36:46,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:46,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:36:46,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:46,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:36:46,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:46,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 16:36:46,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:46,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:46,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:46,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:36:46,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:46,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:36:46,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:46,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:36:46,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:46,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:36:46,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:46,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-12 16:36:46,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:46,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:46,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:46,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:46,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 16:36:46,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:36:46,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-12 16:36:46,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:46,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:36:46,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 16:36:46,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-12 16:36:46,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:46,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 16:36:46,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:46,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:46,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:46,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:36:46,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:46,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-12 16:36:46,976 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:46,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:36:46,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:46,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 16:36:46,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:47,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-12 16:36:47,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:47,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:47,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:47,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:36:47,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:47,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:36:47,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:47,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:36:47,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-12 16:36:47,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:36:47,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:47,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:36:47,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:47,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:47,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:47,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:36:47,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:47,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:36:47,035 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:47,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:36:47,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:47,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:36:47,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:47,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-12 16:36:47,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:47,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:47,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:47,040 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:36:47,040 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:47,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:36:47,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:47,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:36:47,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:36:47,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:36:47,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:47,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-12 16:36:47,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:47,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:47,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:47,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:36:47,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:47,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:36:47,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:47,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:36:47,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:36:47,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:36:47,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:47,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-12 16:36:47,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:47,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:47,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:47,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:36:47,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:47,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:36:47,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:47,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:36:47,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:36:47,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:36:47,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:47,109 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-12 16:36:47,109 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [326957977] [2020-10-12 16:36:47,109 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 16:36:47,110 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26] total 26 [2020-10-12 16:36:47,110 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [334983427] [2020-10-12 16:36:47,113 INFO L459 AbstractCegarLoop]: Interpolant automaton has 26 states [2020-10-12 16:36:47,113 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 16:36:47,113 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2020-10-12 16:36:47,114 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=590, Unknown=0, NotChecked=0, Total=650 [2020-10-12 16:36:47,114 INFO L87 Difference]: Start difference. First operand 1183 states and 1906 transitions. Second operand 26 states. [2020-10-12 16:36:49,867 WARN L193 SmtUtils]: Spent 819.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2020-10-12 16:36:51,230 WARN L193 SmtUtils]: Spent 839.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:36:52,201 WARN L193 SmtUtils]: Spent 830.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:36:53,131 WARN L193 SmtUtils]: Spent 833.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:36:54,163 WARN L193 SmtUtils]: Spent 867.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:36:55,090 WARN L193 SmtUtils]: Spent 834.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-12 16:36:56,219 WARN L193 SmtUtils]: Spent 821.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:36:58,809 WARN L193 SmtUtils]: Spent 817.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:36:59,699 WARN L193 SmtUtils]: Spent 825.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-12 16:37:00,666 WARN L193 SmtUtils]: Spent 821.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-12 16:37:01,927 WARN L193 SmtUtils]: Spent 872.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:37:02,897 WARN L193 SmtUtils]: Spent 834.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:37:03,769 WARN L193 SmtUtils]: Spent 809.00 ms on a formula simplification that was a NOOP. DAG size: 380 [2020-10-12 16:37:04,710 WARN L193 SmtUtils]: Spent 833.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:37:05,649 WARN L193 SmtUtils]: Spent 861.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2020-10-12 16:37:06,549 WARN L193 SmtUtils]: Spent 816.00 ms on a formula simplification that was a NOOP. DAG size: 380 [2020-10-12 16:37:07,454 WARN L193 SmtUtils]: Spent 827.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:37:08,018 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-10-12 16:37:08,655 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2020-10-12 16:37:21,172 WARN L193 SmtUtils]: Spent 896.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-12 16:37:21,786 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2020-10-12 16:37:22,842 WARN L193 SmtUtils]: Spent 846.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-12 16:37:23,120 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-12 16:37:25,046 WARN L193 SmtUtils]: Spent 850.00 ms on a formula simplification that was a NOOP. DAG size: 386 [2020-10-12 16:37:25,468 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-12 16:37:25,701 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2020-10-12 16:37:27,170 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2020-10-12 16:37:27,349 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-12 16:37:27,516 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-10-12 16:37:27,686 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-12 16:37:27,871 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2020-10-12 16:37:29,678 WARN L193 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 382 DAG size of output: 380 [2020-10-12 16:37:31,432 WARN L193 SmtUtils]: Spent 1.64 s on a formula simplification. DAG size of input: 384 DAG size of output: 382 [2020-10-12 16:37:33,217 WARN L193 SmtUtils]: Spent 1.72 s on a formula simplification. DAG size of input: 386 DAG size of output: 384 [2020-10-12 16:37:35,197 WARN L193 SmtUtils]: Spent 1.68 s on a formula simplification. DAG size of input: 384 DAG size of output: 382 [2020-10-12 16:37:35,867 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-12 16:37:36,028 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2020-10-12 16:37:36,173 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-12 16:37:36,321 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2020-10-12 16:37:36,491 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2020-10-12 16:37:38,255 WARN L193 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 381 DAG size of output: 379 [2020-10-12 16:37:39,981 WARN L193 SmtUtils]: Spent 1.63 s on a formula simplification. DAG size of input: 384 DAG size of output: 382 [2020-10-12 16:37:41,683 WARN L193 SmtUtils]: Spent 1.64 s on a formula simplification. DAG size of input: 385 DAG size of output: 383 [2020-10-12 16:37:43,724 WARN L193 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 383 DAG size of output: 381 [2020-10-12 16:37:48,039 WARN L193 SmtUtils]: Spent 1.69 s on a formula simplification. DAG size of input: 385 DAG size of output: 383 [2020-10-12 16:37:48,924 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 117 [2020-10-12 16:37:55,949 WARN L193 SmtUtils]: Spent 1.66 s on a formula simplification. DAG size of input: 384 DAG size of output: 382 [2020-10-12 16:37:57,670 WARN L193 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 384 DAG size of output: 382 [2020-10-12 16:37:58,258 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 115 [2020-10-12 16:38:04,088 WARN L193 SmtUtils]: Spent 1.75 s on a formula simplification. DAG size of input: 390 DAG size of output: 388 [2020-10-12 16:38:06,025 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 114 [2020-10-12 16:38:06,480 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-12 16:38:10,219 WARN L193 SmtUtils]: Spent 839.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2020-10-12 16:38:11,143 WARN L193 SmtUtils]: Spent 814.00 ms on a formula simplification that was a NOOP. DAG size: 380 [2020-10-12 16:38:12,034 WARN L193 SmtUtils]: Spent 829.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-12 16:38:13,068 WARN L193 SmtUtils]: Spent 824.00 ms on a formula simplification that was a NOOP. DAG size: 380 [2020-10-12 16:38:13,244 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-12 16:38:15,586 WARN L193 SmtUtils]: Spent 1.72 s on a formula simplification. DAG size of input: 389 DAG size of output: 387 [2020-10-12 16:38:17,386 WARN L193 SmtUtils]: Spent 1.63 s on a formula simplification. DAG size of input: 383 DAG size of output: 381 [2020-10-12 16:38:18,531 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 112 [2020-10-12 16:38:18,988 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2020-10-12 16:38:24,045 WARN L193 SmtUtils]: Spent 810.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-12 16:38:24,950 WARN L193 SmtUtils]: Spent 844.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:38:25,973 WARN L193 SmtUtils]: Spent 811.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2020-10-12 16:38:28,609 WARN L193 SmtUtils]: Spent 823.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:38:28,944 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-12 16:38:33,413 WARN L193 SmtUtils]: Spent 828.00 ms on a formula simplification that was a NOOP. DAG size: 380 [2020-10-12 16:38:34,330 WARN L193 SmtUtils]: Spent 848.00 ms on a formula simplification that was a NOOP. DAG size: 380 [2020-10-12 16:38:38,160 WARN L193 SmtUtils]: Spent 905.00 ms on a formula simplification that was a NOOP. DAG size: 386 [2020-10-12 16:38:38,576 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-10-12 16:38:39,846 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-12 16:38:43,072 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-12 16:38:43,257 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2020-10-12 16:38:43,427 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2020-10-12 16:38:43,650 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2020-10-12 16:38:50,595 WARN L193 SmtUtils]: Spent 1.66 s on a formula simplification. DAG size of input: 385 DAG size of output: 383 [2020-10-12 16:38:52,549 WARN L193 SmtUtils]: Spent 1.66 s on a formula simplification. DAG size of input: 385 DAG size of output: 383 [2020-10-12 16:38:54,334 WARN L193 SmtUtils]: Spent 1.69 s on a formula simplification. DAG size of input: 386 DAG size of output: 384 [2020-10-12 16:38:56,343 WARN L193 SmtUtils]: Spent 1.66 s on a formula simplification. DAG size of input: 385 DAG size of output: 383 [2020-10-12 16:38:59,081 WARN L193 SmtUtils]: Spent 844.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:38:59,460 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-12 16:39:02,263 WARN L193 SmtUtils]: Spent 900.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:39:03,392 WARN L193 SmtUtils]: Spent 883.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:39:04,376 WARN L193 SmtUtils]: Spent 894.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-12 16:39:05,516 WARN L193 SmtUtils]: Spent 888.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:39:09,643 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2020-10-12 16:39:09,844 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-12 16:39:10,029 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-10-12 16:39:10,229 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-12 16:39:15,638 WARN L193 SmtUtils]: Spent 1.98 s on a formula simplification. DAG size of input: 384 DAG size of output: 382 [2020-10-12 16:39:17,655 WARN L193 SmtUtils]: Spent 1.79 s on a formula simplification. DAG size of input: 384 DAG size of output: 382 [2020-10-12 16:39:19,521 WARN L193 SmtUtils]: Spent 1.79 s on a formula simplification. DAG size of input: 385 DAG size of output: 383 [2020-10-12 16:39:21,526 WARN L193 SmtUtils]: Spent 1.76 s on a formula simplification. DAG size of input: 384 DAG size of output: 382