/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=BIGGEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/elevator_spec2_product26.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 16:46:15,441 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 16:46:15,444 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 16:46:15,490 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 16:46:15,490 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 16:46:15,502 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 16:46:15,504 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 16:46:15,506 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 16:46:15,508 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 16:46:15,510 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 16:46:15,511 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 16:46:15,513 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 16:46:15,513 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 16:46:15,518 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 16:46:15,520 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 16:46:15,521 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 16:46:15,522 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 16:46:15,526 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 16:46:15,528 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 16:46:15,535 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 16:46:15,537 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 16:46:15,541 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 16:46:15,542 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 16:46:15,543 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 16:46:15,545 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 16:46:15,545 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 16:46:15,545 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 16:46:15,546 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 16:46:15,547 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 16:46:15,547 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 16:46:15,548 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 16:46:15,548 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 16:46:15,549 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 16:46:15,550 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 16:46:15,551 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 16:46:15,551 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 16:46:15,551 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 16:46:15,552 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 16:46:15,552 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 16:46:15,552 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 16:46:15,553 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 16:46:15,554 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 16:46:15,577 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 16:46:15,577 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 16:46:15,579 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 16:46:15,579 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 16:46:15,579 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 16:46:15,579 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 16:46:15,580 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-12 16:46:15,580 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 16:46:15,580 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-12 16:46:15,580 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 16:46:15,580 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 16:46:15,581 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 16:46:15,581 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 16:46:15,581 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-12 16:46:15,581 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 16:46:15,581 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 16:46:15,581 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 16:46:15,582 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 16:46:15,582 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 16:46:15,582 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 16:46:15,582 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 16:46:15,582 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 16:46:15,583 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 16:46:15,583 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 16:46:15,583 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 16:46:15,583 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 16:46:15,584 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 16:46:15,584 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 16:46:15,584 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 16:46:15,584 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 16:46:15,906 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 16:46:15,919 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 16:46:15,923 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 16:46:15,924 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 16:46:15,925 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 16:46:15,926 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec2_product26.cil.c [2020-10-12 16:46:15,990 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f5fcc5548/ca31aed5158e4b7caac46961c2164e9f/FLAG54349f9aa [2020-10-12 16:46:16,625 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 16:46:16,626 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec2_product26.cil.c [2020-10-12 16:46:16,657 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f5fcc5548/ca31aed5158e4b7caac46961c2164e9f/FLAG54349f9aa [2020-10-12 16:46:16,827 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f5fcc5548/ca31aed5158e4b7caac46961c2164e9f [2020-10-12 16:46:16,835 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 16:46:16,836 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 16:46:16,838 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 16:46:16,838 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 16:46:16,842 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 16:46:16,843 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 04:46:16" (1/1) ... [2020-10-12 16:46:16,846 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76e439e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:46:16, skipping insertion in model container [2020-10-12 16:46:16,846 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 04:46:16" (1/1) ... [2020-10-12 16:46:16,854 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 16:46:16,924 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 16:46:17,527 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 16:46:17,543 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 16:46:17,689 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 16:46:17,747 INFO L208 MainTranslator]: Completed translation [2020-10-12 16:46:17,748 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:46:17 WrapperNode [2020-10-12 16:46:17,748 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 16:46:17,749 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 16:46:17,749 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 16:46:17,749 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 16:46:17,762 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:46:17" (1/1) ... [2020-10-12 16:46:17,763 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:46:17" (1/1) ... [2020-10-12 16:46:17,799 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:46:17" (1/1) ... [2020-10-12 16:46:17,799 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:46:17" (1/1) ... [2020-10-12 16:46:17,861 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:46:17" (1/1) ... [2020-10-12 16:46:17,898 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:46:17" (1/1) ... [2020-10-12 16:46:17,925 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:46:17" (1/1) ... [2020-10-12 16:46:17,958 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 16:46:17,959 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 16:46:17,959 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 16:46:17,959 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 16:46:17,963 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:46:17" (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 16:46:18,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 16:46:18,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 16:46:18,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-12 16:46:18,055 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-12 16:46:18,055 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-12 16:46:18,055 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-12 16:46:18,055 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-12 16:46:18,057 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-12 16:46:18,057 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-12 16:46:18,057 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-12 16:46:18,057 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-12 16:46:18,058 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-12 16:46:18,058 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-12 16:46:18,058 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-12 16:46:18,059 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-12 16:46:18,060 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-12 16:46:18,060 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-12 16:46:18,060 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-12 16:46:18,060 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-12 16:46:18,061 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 16:46:18,061 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-12 16:46:18,061 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-12 16:46:18,062 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-12 16:46:18,062 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-12 16:46:18,062 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-12 16:46:18,063 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-12 16:46:18,063 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__weight [2020-10-12 16:46:18,063 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-12 16:46:18,063 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-12 16:46:18,064 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-12 16:46:18,064 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-12 16:46:18,064 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-12 16:46:18,064 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-12 16:46:18,065 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-12 16:46:18,065 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-12 16:46:18,065 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-12 16:46:18,065 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-12 16:46:18,065 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-12 16:46:18,067 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-12 16:46:18,068 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-12 16:46:18,068 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-12 16:46:18,068 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-12 16:46:18,068 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-12 16:46:18,069 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__wrappee__empty [2020-10-12 16:46:18,069 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-12 16:46:18,069 INFO L138 BoogieDeclarations]: Found implementation of procedure printState__wrappee__empty [2020-10-12 16:46:18,069 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-12 16:46:18,069 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-12 16:46:18,069 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-12 16:46:18,070 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-12 16:46:18,070 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-12 16:46:18,070 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-12 16:46:18,070 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-12 16:46:18,071 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-12 16:46:18,071 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-12 16:46:18,071 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-12 16:46:18,071 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-12 16:46:18,071 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-12 16:46:18,072 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-12 16:46:18,072 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-12 16:46:18,072 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-12 16:46:18,072 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-12 16:46:18,072 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-12 16:46:18,073 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-12 16:46:18,073 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-12 16:46:18,073 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-12 16:46:18,073 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-12 16:46:18,073 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-12 16:46:18,074 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-12 16:46:18,074 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-12 16:46:18,075 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-12 16:46:18,076 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-12 16:46:18,076 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__3 [2020-10-12 16:46:18,076 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__4 [2020-10-12 16:46:18,076 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-12 16:46:18,076 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-12 16:46:18,077 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-12 16:46:18,077 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 16:46:18,077 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-12 16:46:18,077 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-12 16:46:18,077 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-12 16:46:18,078 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-12 16:46:18,078 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-12 16:46:18,078 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-12 16:46:18,078 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-12 16:46:18,078 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-12 16:46:18,078 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-12 16:46:18,079 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-12 16:46:18,079 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-12 16:46:18,079 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-12 16:46:18,079 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-12 16:46:18,079 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-12 16:46:18,079 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-12 16:46:18,080 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-12 16:46:18,080 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-12 16:46:18,080 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-12 16:46:18,080 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-12 16:46:18,080 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-12 16:46:18,080 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-12 16:46:18,081 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-12 16:46:18,081 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-12 16:46:18,081 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-12 16:46:18,081 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-12 16:46:18,081 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__4 [2020-10-12 16:46:18,081 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-12 16:46:18,082 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-12 16:46:18,082 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-12 16:46:18,082 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-12 16:46:18,082 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-12 16:46:18,082 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 16:46:18,082 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-12 16:46:18,083 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-12 16:46:18,083 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-12 16:46:18,083 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-12 16:46:18,084 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-12 16:46:18,084 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-12 16:46:18,084 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-12 16:46:18,084 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-12 16:46:18,085 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-12 16:46:18,085 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-12 16:46:18,086 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-12 16:46:18,086 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-12 16:46:18,086 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-12 16:46:18,087 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-12 16:46:18,088 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-12 16:46:18,088 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-12 16:46:18,089 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-12 16:46:18,092 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-12 16:46:18,093 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__weight [2020-10-12 16:46:18,093 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-12 16:46:18,093 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-12 16:46:18,093 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-12 16:46:18,093 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-12 16:46:18,094 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-12 16:46:18,094 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-12 16:46:18,094 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-12 16:46:18,095 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-12 16:46:18,095 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-12 16:46:18,095 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-12 16:46:18,095 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-12 16:46:18,095 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__wrappee__empty [2020-10-12 16:46:18,095 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__3 [2020-10-12 16:46:18,095 INFO L130 BoogieDeclarations]: Found specification of procedure printState__wrappee__empty [2020-10-12 16:46:18,103 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-12 16:46:18,103 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-12 16:46:18,103 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-12 16:46:18,103 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-12 16:46:18,103 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-12 16:46:18,103 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-12 16:46:18,104 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-12 16:46:18,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-12 16:46:18,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-12 16:46:18,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-12 16:46:18,104 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-12 16:46:18,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-12 16:46:18,104 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-12 16:46:18,104 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-12 16:46:18,105 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-12 16:46:18,105 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-12 16:46:18,105 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-12 16:46:18,106 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-12 16:46:18,106 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-12 16:46:18,106 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-12 16:46:18,106 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-12 16:46:18,106 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-12 16:46:18,106 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-12 16:46:18,108 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 16:46:18,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-12 16:46:18,108 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 16:46:20,487 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 16:46:20,487 INFO L295 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-12 16:46:20,503 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 04:46:20 BoogieIcfgContainer [2020-10-12 16:46:20,504 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 16:46:20,505 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 16:46:20,506 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 16:46:20,509 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 16:46:20,509 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 04:46:16" (1/3) ... [2020-10-12 16:46:20,510 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63f2e071 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 04:46:20, skipping insertion in model container [2020-10-12 16:46:20,510 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:46:17" (2/3) ... [2020-10-12 16:46:20,511 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63f2e071 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 04:46:20, skipping insertion in model container [2020-10-12 16:46:20,511 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 04:46:20" (3/3) ... [2020-10-12 16:46:20,513 INFO L109 eAbstractionObserver]: Analyzing ICFG elevator_spec2_product26.cil.c [2020-10-12 16:46:20,523 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 16:46:20,537 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 16:46:20,552 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 16:46:20,585 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 16:46:20,585 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 16:46:20,586 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 16:46:20,586 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 16:46:20,586 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 16:46:20,586 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 16:46:20,586 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 16:46:20,586 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 16:46:20,624 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states. [2020-10-12 16:46:20,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-10-12 16:46:20,641 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:46:20,642 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 16:46:20,643 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:46:20,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:46:20,649 INFO L82 PathProgramCache]: Analyzing trace with hash 1815299235, now seen corresponding path program 1 times [2020-10-12 16:46:20,658 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:46:20,658 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1595453751] [2020-10-12 16:46:20,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:46:21,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:46:21,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:46:21,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:46:21,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:46:21,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:46:26,156 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:46:26,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 127 [2020-10-12 16:46:26,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 16:46:26,157 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5039 [2020-10-12 16:46:26,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:46:26,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-12 16:46:26,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:46:26,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 88 [2020-10-12 16:46:26,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-12 16:46:27,185 WARN L193 SmtUtils]: Spent 835.00 ms on a formula simplification that was a NOOP. DAG size: 397 [2020-10-12 16:46:27,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:46:27,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:46:27,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:46:27,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:46:27,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:46:27,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:46:27,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 132 [2020-10-12 16:46:27,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:46:27,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:46:27,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:46:27,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 16:46:27,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:46:27,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:46:27,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:46:27,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:46:27,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:46:27,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:46:27,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:46:27,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:46:27,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:46:27,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:46:27,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:46:27,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:46:27,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:46:27,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 16:46:27,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:46:27,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:46:27,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:46:27,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:46:27,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:46:27,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:46:27,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:46:27,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:46:27,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:46:27,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:46:27,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:46:27,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 16:46:27,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:46:27,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:46:27,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:46:27,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:46:27,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:46:27,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 16:46:27,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:46:27,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:46:27,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:46:27,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:46:27,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:46:27,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 16:46:27,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:46:27,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:46:27,433 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:46:27,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:46:27,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:46:27,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:46:27,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:46:27,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:46:27,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:46:27,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:46:27,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:46:27,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 16:46:27,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:46:27,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:46:27,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:46:27,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:46:27,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:46:27,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 90 [2020-10-12 16:46:27,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:46:27,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:46:27,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:46:27,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:46:27,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:46:27,785 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-12 16:46:27,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-12 16:46:27,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:46:27,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:46:27,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:46:27,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:46:27,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:46:28,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:46:29,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:46:31,927 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:46:31,928 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-12 16:46:31,928 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 16:46:31,928 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4113 [2020-10-12 16:46:31,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:46:31,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:46:31,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-12 16:46:31,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 16:46:31,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:46:32,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:46:32,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:46:32,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:46:32,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:46:32,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:46:32,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:46:32,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:46:32,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-12 16:46:32,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 16:46:32,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 500 [2020-10-12 16:46:32,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:46:32,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:46:32,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 16:46:32,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 16:46:32,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:46:32,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:46:32,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:46:32,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:46:32,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:46:32,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:46:32,645 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:46:32,645 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:46:32,645 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-12 16:46:32,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:46:32,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:46:32,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:46:32,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 16:46:32,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:46:32,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 16:46:32,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:46:32,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:46:32,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:46:32,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:46:32,823 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:46:32,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:46:32,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:46:32,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 130 [2020-10-12 16:46:32,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:46:32,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 16:46:32,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:46:32,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 16:46:32,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:46:32,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 16:46:32,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:46:32,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:46:32,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:46:32,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:46:32,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:46:32,934 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-12 16:46:32,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:46:32,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:46:32,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:46:32,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:46:32,935 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:46:32,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-12 16:46:33,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:46:33,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:46:33,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:46:33,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:46:33,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-12 16:46:33,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:46:33,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-12 16:46:33,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:46:33,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:46:33,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 40 [2020-10-12 16:46:33,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:46:33,052 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:46:33,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:46:33,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:46:33,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:46:33,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:46:33,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-12 16:46:33,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:46:33,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-12 16:46:33,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:46:33,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:46:33,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:46:33,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:46:33,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:46:33,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:46:33,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:46:33,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:46:33,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:46:33,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:46:33,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:46:33,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:46:33,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:46:33,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:46:33,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:46:33,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:46:33,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:46:33,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-12 16:46:33,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:46:33,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:46:33,129 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:46:33,129 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-12 16:46:33,130 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:46:33,130 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 16:46:33,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:46:33,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:46:33,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:46:33,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:46:33,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:46:33,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:46:33,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:46:33,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:46:33,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:46:33,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:46:33,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:46:33,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:46:33,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:46:33,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:46:33,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:46:33,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:46:33,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:46:33,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 16:46:33,270 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1595453751] [2020-10-12 16:46:33,272 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 16:46:33,272 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2020-10-12 16:46:33,273 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1955937929] [2020-10-12 16:46:33,279 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-12 16:46:33,280 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 16:46:33,294 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-12 16:46:33,295 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=202, Unknown=0, NotChecked=0, Total=240 [2020-10-12 16:46:33,298 INFO L87 Difference]: Start difference. First operand 774 states. Second operand 16 states. [2020-10-12 16:46:35,075 WARN L193 SmtUtils]: Spent 932.00 ms on a formula simplification that was a NOOP. DAG size: 401 [2020-10-12 16:46:36,609 WARN L193 SmtUtils]: Spent 752.00 ms on a formula simplification that was a NOOP. DAG size: 404 [2020-10-12 16:46:37,383 WARN L193 SmtUtils]: Spent 724.00 ms on a formula simplification that was a NOOP. DAG size: 405 [2020-10-12 16:46:38,416 WARN L193 SmtUtils]: Spent 759.00 ms on a formula simplification that was a NOOP. DAG size: 406 [2020-10-12 16:46:39,201 WARN L193 SmtUtils]: Spent 738.00 ms on a formula simplification that was a NOOP. DAG size: 403 [2020-10-12 16:46:40,186 WARN L193 SmtUtils]: Spent 728.00 ms on a formula simplification that was a NOOP. DAG size: 404 [2020-10-12 16:46:41,528 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-12 16:47:11,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 16:47:11,430 INFO L93 Difference]: Finished difference Result 2354 states and 4136 transitions. [2020-10-12 16:47:11,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-10-12 16:47:11,432 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 85 [2020-10-12 16:47:11,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 16:47:11,483 INFO L225 Difference]: With dead ends: 2354 [2020-10-12 16:47:11,483 INFO L226 Difference]: Without dead ends: 1732 [2020-10-12 16:47:11,495 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 249 ImplicationChecksByTransitivity, 6.9s TimeCoverageRelationStatistics Valid=250, Invalid=940, Unknown=0, NotChecked=0, Total=1190 [2020-10-12 16:47:11,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1732 states. [2020-10-12 16:47:11,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1732 to 1028. [2020-10-12 16:47:11,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1028 states. [2020-10-12 16:47:11,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1028 states to 1028 states and 1677 transitions. [2020-10-12 16:47:11,981 INFO L78 Accepts]: Start accepts. Automaton has 1028 states and 1677 transitions. Word has length 85 [2020-10-12 16:47:11,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 16:47:11,982 INFO L479 AbstractCegarLoop]: Abstraction has 1028 states and 1677 transitions. [2020-10-12 16:47:11,982 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-12 16:47:11,982 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 1677 transitions. [2020-10-12 16:47:11,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2020-10-12 16:47:11,995 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:47:11,995 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:47:11,995 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-12 16:47:11,995 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:47:11,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:47:11,996 INFO L82 PathProgramCache]: Analyzing trace with hash -950699256, now seen corresponding path program 1 times [2020-10-12 16:47:11,996 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:47:11,997 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2022397807] [2020-10-12 16:47:11,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:47:12,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:47:12,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:12,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:12,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:12,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:13,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:17,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:47:17,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 173 [2020-10-12 16:47:17,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 16:47:17,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-12 16:47:17,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:47:17,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-12 16:47:17,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:47:17,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 116 [2020-10-12 16:47:17,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:47:18,007 WARN L193 SmtUtils]: Spent 737.00 ms on a formula simplification that was a NOOP. DAG size: 397 [2020-10-12 16:47:18,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:47:18,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:47:18,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:18,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:47:18,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:47:18,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:47:18,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 98 [2020-10-12 16:47:18,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:47:18,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:47:18,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:47:18,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 16:47:18,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:47:18,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:47:18,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:47:18,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:18,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:47:18,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:47:18,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:47:18,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:47:18,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:47:18,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:47:18,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:47:18,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:47:18,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:47:18,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 16:47:18,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:47:18,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:18,174 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:47:18,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:47:18,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:47:18,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:47:18,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:47:18,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:47:18,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:47:18,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:47:18,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:47:18,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 16:47:18,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:47:18,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:18,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:47:18,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:47:18,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:47:18,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:47:18,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:47:18,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:47:18,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:47:18,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:47:18,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:47:18,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 16:47:18,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:47:18,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:18,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:47:18,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:47:18,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:47:18,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:47:18,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:47:18,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:47:18,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:47:18,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:47:18,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:47:18,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 16:47:18,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:47:18,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:18,211 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:47:18,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:47:18,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:47:18,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:47:18,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:47:18,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:47:18,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:47:18,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:47:18,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:47:18,403 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-12 16:47:18,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-12 16:47:18,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:47:18,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:18,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:18,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:18,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:19,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:19,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:23,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:47:23,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 123 [2020-10-12 16:47:23,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 16:47:23,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-12 16:47:23,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:47:23,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:47:23,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-12 16:47:23,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 16:47:23,426 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:47:23,583 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-12 16:47:23,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:47:23,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:47:23,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:23,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:23,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:23,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:23,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:47:24,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-12 16:47:24,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 16:47:24,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 405 [2020-10-12 16:47:24,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:47:24,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:47:24,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-12 16:47:24,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 16:47:24,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:47:24,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:47:24,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:47:24,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:24,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:24,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:47:24,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 16:47:24,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:47:24,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-12 16:47:24,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:47:24,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:47:24,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:47:24,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 16:47:24,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:47:24,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-12 16:47:24,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:47:24,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:24,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:24,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:24,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:47:24,148 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:47:24,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:47:24,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 71 [2020-10-12 16:47:24,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:47:24,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 16:47:24,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:47:24,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 16:47:24,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:47:24,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 16:47:24,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:47:24,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:24,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:47:24,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:47:24,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:47:24,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 16:47:24,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:47:24,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:47:24,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:47:24,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:47:24,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:47:24,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 16:47:24,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:47:24,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:24,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:24,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:24,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:24,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:26,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:28,865 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:47:28,866 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 88 [2020-10-12 16:47:28,866 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 16:47:28,866 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4591 [2020-10-12 16:47:28,866 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:47:28,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:47:28,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-12 16:47:28,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-12 16:47:28,867 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:47:28,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:47:28,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:47:28,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:28,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:28,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:28,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:29,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:31,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:47:31,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 78 [2020-10-12 16:47:31,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 16:47:31,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2976 [2020-10-12 16:47:31,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:47:31,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:47:31,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-12 16:47:31,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-12 16:47:31,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:47:31,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:47:31,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:47:31,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:31,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:47:31,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:47:31,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:47:31,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:47:31,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:47:31,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:47:31,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:47:31,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:47:31,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:47:32,161 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-12 16:47:32,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-12 16:47:32,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:47:32,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:32,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:32,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:32,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:32,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:33,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:47:33,261 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-12 16:47:33,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 16:47:33,261 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1090 [2020-10-12 16:47:33,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:47:33,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 16:47:33,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:47:33,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-12 16:47:33,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:47:33,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:47:33,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:47:33,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:33,326 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:47:33,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:47:33,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:47:33,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 16:47:33,327 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:47:33,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:47:33,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:47:33,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:47:33,328 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:47:33,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:47:33,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:47:33,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:33,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:47:33,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:47:33,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:47:33,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:47:33,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:47:33,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:47:33,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:47:33,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:47:33,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:47:33,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-12 16:47:33,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:47:33,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:33,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:33,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:47:33,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 16:47:33,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:47:33,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 16:47:33,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:47:33,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:47:33,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:47:33,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:47:33,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:47:33,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-12 16:47:33,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:47:33,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:33,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:33,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:47:33,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 16:47:33,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:47:33,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 16:47:33,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:47:33,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:47:33,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 16:47:33,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-12 16:47:33,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:47:33,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-12 16:47:33,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:47:33,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:33,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:47:33,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-12 16:47:33,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:47:33,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 16:47:33,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:47:33,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:47:33,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 16:47:33,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-12 16:47:33,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:47:33,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:47:33,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:47:33,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:33,681 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:47:33,681 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:47:33,681 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:47:33,681 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:47:33,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:47:33,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:47:33,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:47:33,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:47:33,682 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:47:33,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 16:47:33,815 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2022397807] [2020-10-12 16:47:33,815 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 16:47:33,816 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2020-10-12 16:47:33,816 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1484884001] [2020-10-12 16:47:33,817 INFO L459 AbstractCegarLoop]: Interpolant automaton has 27 states [2020-10-12 16:47:33,817 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 16:47:33,818 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2020-10-12 16:47:33,818 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=629, Unknown=0, NotChecked=0, Total=702 [2020-10-12 16:47:33,818 INFO L87 Difference]: Start difference. First operand 1028 states and 1677 transitions. Second operand 27 states. [2020-10-12 16:47:36,185 WARN L193 SmtUtils]: Spent 771.00 ms on a formula simplification that was a NOOP. DAG size: 402 [2020-10-12 16:47:36,704 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-12 16:47:37,649 WARN L193 SmtUtils]: Spent 751.00 ms on a formula simplification that was a NOOP. DAG size: 405 [2020-10-12 16:47:38,580 WARN L193 SmtUtils]: Spent 791.00 ms on a formula simplification that was a NOOP. DAG size: 405 [2020-10-12 16:47:39,423 WARN L193 SmtUtils]: Spent 746.00 ms on a formula simplification that was a NOOP. DAG size: 405 [2020-10-12 16:47:40,366 WARN L193 SmtUtils]: Spent 753.00 ms on a formula simplification that was a NOOP. DAG size: 405 [2020-10-12 16:47:41,189 WARN L193 SmtUtils]: Spent 750.00 ms on a formula simplification that was a NOOP. DAG size: 406 [2020-10-12 16:47:42,126 WARN L193 SmtUtils]: Spent 757.00 ms on a formula simplification that was a NOOP. DAG size: 404 [2020-10-12 16:47:43,075 WARN L193 SmtUtils]: Spent 753.00 ms on a formula simplification that was a NOOP. DAG size: 406 [2020-10-12 16:47:44,090 WARN L193 SmtUtils]: Spent 759.00 ms on a formula simplification that was a NOOP. DAG size: 405 [2020-10-12 16:47:45,907 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2020-10-12 16:47:46,815 WARN L193 SmtUtils]: Spent 740.00 ms on a formula simplification that was a NOOP. DAG size: 404 [2020-10-12 16:47:47,621 WARN L193 SmtUtils]: Spent 747.00 ms on a formula simplification that was a NOOP. DAG size: 406 [2020-10-12 16:47:48,033 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-12 16:47:49,274 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-12 16:47:49,543 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-12 16:47:49,997 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2020-10-12 16:47:51,322 WARN L193 SmtUtils]: Spent 748.00 ms on a formula simplification that was a NOOP. DAG size: 405 [2020-10-12 16:47:52,828 WARN L193 SmtUtils]: Spent 727.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2020-10-12 16:47:54,356 WARN L193 SmtUtils]: Spent 737.00 ms on a formula simplification that was a NOOP. DAG size: 402 [2020-10-12 16:47:55,706 WARN L193 SmtUtils]: Spent 744.00 ms on a formula simplification that was a NOOP. DAG size: 402 [2020-10-12 16:47:57,495 WARN L193 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 408 DAG size of output: 403 [2020-10-12 16:47:59,094 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 118 [2020-10-12 16:48:00,690 WARN L193 SmtUtils]: Spent 730.00 ms on a formula simplification that was a NOOP. DAG size: 403 [2020-10-12 16:48:01,490 WARN L193 SmtUtils]: Spent 741.00 ms on a formula simplification that was a NOOP. DAG size: 405 [2020-10-12 16:48:02,485 WARN L193 SmtUtils]: Spent 730.00 ms on a formula simplification that was a NOOP. DAG size: 403 [2020-10-12 16:48:03,159 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-12 16:48:04,104 WARN L193 SmtUtils]: Spent 758.00 ms on a formula simplification that was a NOOP. DAG size: 402 [2020-10-12 16:48:04,957 WARN L193 SmtUtils]: Spent 747.00 ms on a formula simplification that was a NOOP. DAG size: 404 [2020-10-12 16:48:05,869 WARN L193 SmtUtils]: Spent 790.00 ms on a formula simplification that was a NOOP. DAG size: 404 [2020-10-12 16:48:06,786 WARN L193 SmtUtils]: Spent 831.00 ms on a formula simplification that was a NOOP. DAG size: 410 [2020-10-12 16:48:08,621 WARN L193 SmtUtils]: Spent 1.62 s on a formula simplification. DAG size of input: 417 DAG size of output: 403 [2020-10-12 16:48:10,342 WARN L193 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 410 DAG size of output: 399 [2020-10-12 16:48:10,841 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-10-12 16:48:11,136 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-12 16:48:11,550 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 118 [2020-10-12 16:48:13,173 WARN L193 SmtUtils]: Spent 799.00 ms on a formula simplification that was a NOOP. DAG size: 404 [2020-10-12 16:48:14,060 WARN L193 SmtUtils]: Spent 813.00 ms on a formula simplification that was a NOOP. DAG size: 406 [2020-10-12 16:48:15,148 WARN L193 SmtUtils]: Spent 796.00 ms on a formula simplification that was a NOOP. DAG size: 405 [2020-10-12 16:48:15,761 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-12 16:48:18,681 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2020-10-12 16:48:20,441 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-12 16:48:22,621 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2020-10-12 16:48:23,106 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-10-12 16:48:23,873 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2020-10-12 16:48:24,053 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-10-12 16:48:26,326 WARN L193 SmtUtils]: Spent 786.00 ms on a formula simplification that was a NOOP. DAG size: 404 [2020-10-12 16:48:27,107 WARN L193 SmtUtils]: Spent 720.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2020-10-12 16:48:28,652 WARN L193 SmtUtils]: Spent 764.00 ms on a formula simplification that was a NOOP. DAG size: 406 [2020-10-12 16:48:29,451 WARN L193 SmtUtils]: Spent 727.00 ms on a formula simplification that was a NOOP. DAG size: 402 [2020-10-12 16:48:30,600 WARN L193 SmtUtils]: Spent 751.00 ms on a formula simplification that was a NOOP. DAG size: 406 [2020-10-12 16:48:31,427 WARN L193 SmtUtils]: Spent 728.00 ms on a formula simplification that was a NOOP. DAG size: 402 [2020-10-12 16:48:32,385 WARN L193 SmtUtils]: Spent 801.00 ms on a formula simplification that was a NOOP. DAG size: 411 [2020-10-12 16:48:33,954 WARN L193 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 408 DAG size of output: 404 [2020-10-12 16:48:35,949 WARN L193 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 418 DAG size of output: 405 [2020-10-12 16:48:37,741 WARN L193 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 411 DAG size of output: 401 [2020-10-12 16:48:38,322 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2020-10-12 16:48:38,664 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 119 [2020-10-12 16:48:38,886 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-12 16:48:39,086 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2020-10-12 16:48:39,502 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 120 [2020-10-12 16:48:41,625 WARN L193 SmtUtils]: Spent 750.00 ms on a formula simplification that was a NOOP. DAG size: 406 [2020-10-12 16:48:42,431 WARN L193 SmtUtils]: Spent 728.00 ms on a formula simplification that was a NOOP. DAG size: 402 [2020-10-12 16:48:43,284 WARN L193 SmtUtils]: Spent 776.00 ms on a formula simplification that was a NOOP. DAG size: 408 [2020-10-12 16:48:44,124 WARN L193 SmtUtils]: Spent 766.00 ms on a formula simplification that was a NOOP. DAG size: 404 [2020-10-12 16:48:45,334 WARN L193 SmtUtils]: Spent 750.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2020-10-12 16:48:46,171 WARN L193 SmtUtils]: Spent 752.00 ms on a formula simplification that was a NOOP. DAG size: 403 [2020-10-12 16:48:47,121 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-12 16:48:50,477 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-12 16:48:52,523 WARN L193 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 412 DAG size of output: 402 [2020-10-12 16:48:54,248 WARN L193 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 414 DAG size of output: 404 [2020-10-12 16:48:56,074 WARN L193 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 413 DAG size of output: 402 [2020-10-12 16:48:56,520 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 129 [2020-10-12 16:48:58,158 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 126 [2020-10-12 16:48:58,845 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 129 [2020-10-12 16:48:59,032 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-12 16:48:59,433 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-12 16:48:59,874 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-12 16:49:00,320 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2020-10-12 16:49:00,477 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-12 16:49:02,606 WARN L193 SmtUtils]: Spent 732.00 ms on a formula simplification that was a NOOP. DAG size: 399 [2020-10-12 16:49:03,658 WARN L193 SmtUtils]: Spent 712.00 ms on a formula simplification that was a NOOP. DAG size: 399 [2020-10-12 16:49:04,545 WARN L193 SmtUtils]: Spent 740.00 ms on a formula simplification that was a NOOP. DAG size: 401 [2020-10-12 16:49:05,505 WARN L193 SmtUtils]: Spent 743.00 ms on a formula simplification that was a NOOP. DAG size: 399 [2020-10-12 16:49:06,399 WARN L193 SmtUtils]: Spent 755.00 ms on a formula simplification that was a NOOP. DAG size: 406 [2020-10-12 16:49:07,237 WARN L193 SmtUtils]: Spent 738.00 ms on a formula simplification that was a NOOP. DAG size: 401 [2020-10-12 16:49:08,164 WARN L193 SmtUtils]: Spent 779.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2020-10-12 16:49:08,652 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-12 16:49:08,888 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2020-10-12 16:49:09,104 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-12 16:49:09,322 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-12 16:49:09,542 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2020-10-12 16:49:11,106 WARN L193 SmtUtils]: Spent 725.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2020-10-12 16:49:11,919 WARN L193 SmtUtils]: Spent 741.00 ms on a formula simplification that was a NOOP. DAG size: 402 [2020-10-12 16:49:12,727 WARN L193 SmtUtils]: Spent 724.00 ms on a formula simplification that was a NOOP. DAG size: 402 [2020-10-12 16:49:13,541 WARN L193 SmtUtils]: Spent 737.00 ms on a formula simplification that was a NOOP. DAG size: 404 [2020-10-12 16:49:14,476 WARN L193 SmtUtils]: Spent 740.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2020-10-12 16:49:15,331 WARN L193 SmtUtils]: Spent 732.00 ms on a formula simplification that was a NOOP. DAG size: 402 [2020-10-12 16:49:16,056 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2020-10-12 16:49:16,438 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-12 16:49:17,221 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-12 16:49:20,156 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-12 16:49:21,919 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2020-10-12 16:49:22,623 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2020-10-12 16:49:23,507 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-12 16:49:27,006 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2020-10-12 16:49:29,065 WARN L193 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 413 DAG size of output: 404 [2020-10-12 16:49:30,921 WARN L193 SmtUtils]: Spent 1.62 s on a formula simplification. DAG size of input: 415 DAG size of output: 406 [2020-10-12 16:49:32,847 WARN L193 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 414 DAG size of output: 404 [2020-10-12 16:49:33,343 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 131 [2020-10-12 16:49:36,991 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-12 16:49:39,846 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-12 16:49:41,550 WARN L193 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 406 DAG size of output: 399 [2020-10-12 16:49:43,266 WARN L193 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 408 DAG size of output: 401 [2020-10-12 16:49:44,952 WARN L193 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 410 DAG size of output: 403 [2020-10-12 16:49:45,821 WARN L193 SmtUtils]: Spent 779.00 ms on a formula simplification that was a NOOP. DAG size: 399 [2020-10-12 16:49:46,220 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 129 [2020-10-12 16:49:46,808 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 126 [2020-10-12 16:49:46,984 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-12 16:49:47,331 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 129 [2020-10-12 16:49:47,521 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-12 16:49:49,252 WARN L193 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 407 DAG size of output: 401 [2020-10-12 16:49:50,143 WARN L193 SmtUtils]: Spent 796.00 ms on a formula simplification that was a NOOP. DAG size: 402 [2020-10-12 16:49:50,349 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-12 16:49:51,414 WARN L193 SmtUtils]: Spent 785.00 ms on a formula simplification that was a NOOP. DAG size: 404 [2020-10-12 16:49:53,296 WARN L193 SmtUtils]: Spent 773.00 ms on a formula simplification that was a NOOP. DAG size: 402 [2020-10-12 16:49:53,826 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-12 16:49:55,615 WARN L193 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 409 DAG size of output: 403 [2020-10-12 16:49:57,245 WARN L193 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 411 DAG size of output: 405 [2020-10-12 16:49:57,667 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 131 [2020-10-12 16:50:00,383 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 119