/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_product01.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 16:42:38,271 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 16:42:38,273 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 16:42:38,313 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 16:42:38,313 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 16:42:38,322 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 16:42:38,324 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 16:42:38,327 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 16:42:38,330 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 16:42:38,333 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 16:42:38,334 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 16:42:38,335 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 16:42:38,335 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 16:42:38,338 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 16:42:38,340 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 16:42:38,342 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 16:42:38,343 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 16:42:38,344 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 16:42:38,345 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 16:42:38,354 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 16:42:38,356 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 16:42:38,357 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 16:42:38,358 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 16:42:38,359 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 16:42:38,371 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 16:42:38,371 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 16:42:38,372 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 16:42:38,378 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 16:42:38,378 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 16:42:38,382 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 16:42:38,383 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 16:42:38,383 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 16:42:38,384 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 16:42:38,385 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 16:42:38,386 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 16:42:38,386 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 16:42:38,386 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 16:42:38,387 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 16:42:38,387 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 16:42:38,388 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 16:42:38,388 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 16:42:38,389 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 16:42:38,410 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 16:42:38,411 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 16:42:38,412 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 16:42:38,412 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 16:42:38,412 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 16:42:38,412 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 16:42:38,413 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-12 16:42:38,413 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 16:42:38,413 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-12 16:42:38,413 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 16:42:38,413 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 16:42:38,414 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 16:42:38,414 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 16:42:38,414 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-12 16:42:38,414 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 16:42:38,414 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 16:42:38,415 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 16:42:38,415 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 16:42:38,415 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 16:42:38,415 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 16:42:38,415 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 16:42:38,416 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 16:42:38,416 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 16:42:38,416 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 16:42:38,416 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 16:42:38,416 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 16:42:38,417 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 16:42:38,417 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 16:42:38,417 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 16:42:38,417 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 16:42:38,729 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 16:42:38,741 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 16:42:38,745 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 16:42:38,746 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 16:42:38,747 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 16:42:38,748 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec2_product01.cil.c [2020-10-12 16:42:38,806 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9f5dc68c4/756d33bff9b74838acac5a57fc15c876/FLAG3282ef651 [2020-10-12 16:42:39,436 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 16:42:39,437 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec2_product01.cil.c [2020-10-12 16:42:39,474 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9f5dc68c4/756d33bff9b74838acac5a57fc15c876/FLAG3282ef651 [2020-10-12 16:42:39,656 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9f5dc68c4/756d33bff9b74838acac5a57fc15c876 [2020-10-12 16:42:39,664 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 16:42:39,665 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 16:42:39,667 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 16:42:39,667 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 16:42:39,670 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 16:42:39,671 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 04:42:39" (1/1) ... [2020-10-12 16:42:39,674 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b3dee29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:42:39, skipping insertion in model container [2020-10-12 16:42:39,675 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 04:42:39" (1/1) ... [2020-10-12 16:42:39,682 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 16:42:39,771 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 16:42:40,448 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 16:42:40,469 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 16:42:40,583 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 16:42:40,654 INFO L208 MainTranslator]: Completed translation [2020-10-12 16:42:40,656 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:42:40 WrapperNode [2020-10-12 16:42:40,656 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 16:42:40,657 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 16:42:40,657 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 16:42:40,657 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 16:42:40,668 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:42:40" (1/1) ... [2020-10-12 16:42:40,668 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:42:40" (1/1) ... [2020-10-12 16:42:40,704 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:42:40" (1/1) ... [2020-10-12 16:42:40,704 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:42:40" (1/1) ... [2020-10-12 16:42:40,780 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:42:40" (1/1) ... [2020-10-12 16:42:40,822 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:42:40" (1/1) ... [2020-10-12 16:42:40,831 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:42:40" (1/1) ... [2020-10-12 16:42:40,845 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 16:42:40,845 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 16:42:40,846 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 16:42:40,846 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 16:42:40,847 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:42:40" (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 16:42:40,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 16:42:40,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 16:42:40,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-12 16:42:40,953 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-12 16:42:40,954 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-12 16:42:40,954 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-12 16:42:40,955 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-12 16:42:40,955 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-12 16:42:40,956 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-12 16:42:40,956 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-12 16:42:40,956 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__3 [2020-10-12 16:42:40,956 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__4 [2020-10-12 16:42:40,956 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-12 16:42:40,957 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-12 16:42:40,957 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-12 16:42:40,958 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-12 16:42:40,958 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-12 16:42:40,958 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-12 16:42:40,958 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-12 16:42:40,959 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-12 16:42:40,959 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-12 16:42:40,959 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-12 16:42:40,960 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-12 16:42:40,960 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-12 16:42:40,960 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-12 16:42:40,961 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-12 16:42:40,961 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-12 16:42:40,961 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-12 16:42:40,961 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-12 16:42:40,961 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-12 16:42:40,962 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-12 16:42:40,962 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-12 16:42:40,962 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-12 16:42:40,962 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-12 16:42:40,962 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 16:42:40,962 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-12 16:42:40,963 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-12 16:42:40,963 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-12 16:42:40,963 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-12 16:42:40,963 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-12 16:42:40,963 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-12 16:42:40,963 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-12 16:42:40,964 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-12 16:42:40,964 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-12 16:42:40,964 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-12 16:42:40,964 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-12 16:42:40,964 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-12 16:42:40,964 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-12 16:42:40,965 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-12 16:42:40,965 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-12 16:42:40,965 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-12 16:42:40,965 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-12 16:42:40,966 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-12 16:42:40,966 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-12 16:42:40,966 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-12 16:42:40,966 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-12 16:42:40,967 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-12 16:42:40,967 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-12 16:42:40,967 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-12 16:42:40,967 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-12 16:42:40,967 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-12 16:42:40,967 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-12 16:42:40,968 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-12 16:42:40,968 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-12 16:42:40,968 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-12 16:42:40,968 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-12 16:42:40,969 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-12 16:42:40,969 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-12 16:42:40,969 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-12 16:42:40,969 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-12 16:42:40,970 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-12 16:42:40,971 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-12 16:42:40,971 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 16:42:40,972 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-12 16:42:40,972 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-12 16:42:40,972 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-12 16:42:40,972 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-12 16:42:40,972 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-12 16:42:40,972 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-12 16:42:40,973 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-12 16:42:40,973 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-12 16:42:40,973 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-12 16:42:40,974 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-12 16:42:40,974 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-12 16:42:40,974 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-12 16:42:40,974 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__3 [2020-10-12 16:42:40,974 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__4 [2020-10-12 16:42:40,975 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-12 16:42:40,975 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-12 16:42:40,975 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-12 16:42:40,975 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-12 16:42:40,975 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-12 16:42:40,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-12 16:42:40,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-12 16:42:40,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-12 16:42:40,976 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-12 16:42:40,976 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-12 16:42:40,976 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-12 16:42:40,977 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-12 16:42:40,977 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-12 16:42:40,977 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-12 16:42:40,977 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-12 16:42:40,977 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-12 16:42:40,977 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-12 16:42:40,977 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-12 16:42:40,978 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-12 16:42:40,978 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-12 16:42:40,978 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-12 16:42:40,978 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-12 16:42:40,978 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-12 16:42:40,979 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-12 16:42:40,979 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-12 16:42:40,979 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-12 16:42:40,979 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-12 16:42:40,979 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-12 16:42:40,979 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-12 16:42:40,980 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-12 16:42:40,980 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-12 16:42:40,981 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-12 16:42:40,981 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-12 16:42:40,982 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-12 16:42:40,982 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-12 16:42:40,982 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-12 16:42:40,983 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-12 16:42:40,983 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-12 16:42:40,983 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-12 16:42:40,984 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-12 16:42:40,987 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-12 16:42:40,988 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 16:42:40,988 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-12 16:42:40,989 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-12 16:42:40,989 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-12 16:42:40,989 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-12 16:42:40,989 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-12 16:42:40,990 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-12 16:42:40,991 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-12 16:42:40,991 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-12 16:42:40,991 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-12 16:42:40,991 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-12 16:42:40,991 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-12 16:42:40,992 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-12 16:42:40,992 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-12 16:42:40,992 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-12 16:42:41,000 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-12 16:42:41,000 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-12 16:42:41,000 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-12 16:42:41,000 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-12 16:42:41,001 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-12 16:42:41,001 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-12 16:42:41,001 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-12 16:42:41,001 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-12 16:42:41,001 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-12 16:42:41,001 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-12 16:42:41,002 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-12 16:42:41,002 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-12 16:42:41,003 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-12 16:42:41,003 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 16:42:41,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-12 16:42:41,003 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 16:42:43,246 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 16:42:43,246 INFO L295 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-12 16:42:43,255 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 04:42:43 BoogieIcfgContainer [2020-10-12 16:42:43,255 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 16:42:43,257 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 16:42:43,257 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 16:42:43,260 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 16:42:43,260 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 04:42:39" (1/3) ... [2020-10-12 16:42:43,261 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25f7b363 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 04:42:43, skipping insertion in model container [2020-10-12 16:42:43,261 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:42:40" (2/3) ... [2020-10-12 16:42:43,261 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25f7b363 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 04:42:43, skipping insertion in model container [2020-10-12 16:42:43,261 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 04:42:43" (3/3) ... [2020-10-12 16:42:43,263 INFO L109 eAbstractionObserver]: Analyzing ICFG elevator_spec2_product01.cil.c [2020-10-12 16:42:43,274 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 16:42:43,283 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 16:42:43,298 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 16:42:43,324 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 16:42:43,325 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 16:42:43,325 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 16:42:43,325 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 16:42:43,325 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 16:42:43,325 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 16:42:43,325 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 16:42:43,325 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 16:42:43,358 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states. [2020-10-12 16:42:43,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2020-10-12 16:42:43,381 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:42:43,382 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] [2020-10-12 16:42:43,383 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:42:43,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:42:43,389 INFO L82 PathProgramCache]: Analyzing trace with hash 579631, now seen corresponding path program 1 times [2020-10-12 16:42:43,398 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:42:43,399 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1575466615] [2020-10-12 16:42:43,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:42:43,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:42:44,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:44,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:44,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:44,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:45,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:46,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:48,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:42:48,941 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 155 [2020-10-12 16:42:48,941 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 16:42:48,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5029 [2020-10-12 16:42:48,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:42:48,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-12 16:42:48,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:42:48,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 102 [2020-10-12 16:42:48,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-12 16:42:50,298 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 382 [2020-10-12 16:42:50,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:42:50,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:42:50,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:50,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:42:50,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:42:50,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:42:50,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 147 [2020-10-12 16:42:50,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:42:50,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:42:50,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:42:50,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 16:42:50,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:42:50,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:42:50,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:42:50,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:50,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:42:50,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:42:50,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:42:50,530 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:42:50,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:42:50,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:42:50,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:42:50,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:42:50,531 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:42:50,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 16:42:50,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:42:50,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:50,537 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:42:50,538 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:42:50,538 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:42:50,539 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:42:50,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:42:50,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:42:50,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:42:50,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:42:50,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:42:50,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 16:42:50,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:42:50,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:50,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:42:50,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:42:50,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:42:50,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:42:50,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:42:50,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:42:50,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:42:50,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:42:50,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:42:50,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 16:42:50,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:42:50,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:50,554 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:42:50,555 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:42:50,555 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:42:50,555 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:42:50,555 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:42:50,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:42:50,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:42:50,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:42:50,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:42:50,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 16:42:50,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:42:50,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:50,599 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:42:50,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:42:50,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:42:50,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 16:42:50,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:42:50,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:42:50,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:42:50,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:42:50,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:42:50,961 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-12 16:42:50,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-12 16:42:50,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:42:50,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:51,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:51,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:51,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:52,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:52,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:52,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:53,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:53,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:55,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:42:55,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 105 [2020-10-12 16:42:55,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-12 16:42:55,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-12 16:42:55,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:42:55,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:42:55,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 44 [2020-10-12 16:42:55,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-12 16:42:55,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:42:56,171 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-12 16:42:56,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:42:56,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:42:56,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:56,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:56,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:56,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:56,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:56,823 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:42:56,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-12 16:42:56,823 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 16:42:56,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 643 [2020-10-12 16:42:56,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:42:56,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:42:56,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 16:42:56,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 16:42:56,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:42:56,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:42:56,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:42:56,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:56,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:56,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:42:56,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:42:56,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:42:56,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 16:42:56,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:42:56,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:42:56,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:42:56,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:42:56,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:42:56,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 16:42:56,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:42:56,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:56,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:56,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:56,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:42:56,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:42:56,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:42:56,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 90 [2020-10-12 16:42:56,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:42:56,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 16:42:56,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:42:56,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 16:42:56,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:42:57,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 16:42:57,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:42:57,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:57,088 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:42:57,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:42:57,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:42:57,089 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 16:42:57,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:42:57,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:42:57,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:42:57,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:42:57,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:42:57,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-12 16:42:57,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:42:57,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:57,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:57,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:57,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:57,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:59,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:01,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:01,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 71 [2020-10-12 16:43:01,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 16:43:01,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4440 [2020-10-12 16:43:01,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:01,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:43:01,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-12 16:43:01,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-12 16:43:01,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:43:01,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:43:01,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:01,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:01,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:01,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:01,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:01,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:04,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:04,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-12 16:43:04,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 16:43:04,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2402 [2020-10-12 16:43:04,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:04,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:43:04,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-12 16:43:04,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-12 16:43:04,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:43:04,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:43:04,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:04,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:04,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:04,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:43:04,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:43:04,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-12 16:43:04,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:04,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:43:04,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:43:04,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:43:04,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-12 16:43:04,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:43:04,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:04,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:04,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:04,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:43:04,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:43:04,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:43:04,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:04,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:43:04,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:43:04,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:43:04,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:43:04,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-12 16:43:04,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:04,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:04,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:04,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:04,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 16:43:04,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:43:04,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 16:43:04,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:04,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:43:04,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:43:04,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:43:04,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:43:04,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-12 16:43:04,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:04,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:04,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:04,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:04,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 16:43:04,307 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:43:04,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 16:43:04,308 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:04,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:43:04,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 16:43:04,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-12 16:43:04,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:43:04,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-12 16:43:04,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:04,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:04,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:04,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-12 16:43:04,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:43:04,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-12 16:43:04,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:04,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:43:04,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 16:43:04,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-12 16:43:04,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:43:04,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:43:04,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:04,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:04,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:04,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:43:04,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:43:04,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:43:04,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:04,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:43:04,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:43:04,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:43:04,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:43:04,686 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 16:43:04,687 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1575466615] [2020-10-12 16:43:04,689 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 16:43:04,689 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2020-10-12 16:43:04,690 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [411797968] [2020-10-12 16:43:04,697 INFO L459 AbstractCegarLoop]: Interpolant automaton has 26 states [2020-10-12 16:43:04,697 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 16:43:04,711 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2020-10-12 16:43:04,713 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=584, Unknown=0, NotChecked=0, Total=650 [2020-10-12 16:43:04,715 INFO L87 Difference]: Start difference. First operand 721 states. Second operand 26 states. [2020-10-12 16:43:07,073 WARN L193 SmtUtils]: Spent 939.00 ms on a formula simplification that was a NOOP. DAG size: 386 [2020-10-12 16:43:07,777 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2020-10-12 16:43:08,830 WARN L193 SmtUtils]: Spent 846.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2020-10-12 16:43:09,834 WARN L193 SmtUtils]: Spent 851.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2020-10-12 16:43:10,825 WARN L193 SmtUtils]: Spent 877.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2020-10-12 16:43:11,836 WARN L193 SmtUtils]: Spent 848.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2020-10-12 16:43:12,804 WARN L193 SmtUtils]: Spent 860.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-12 16:43:13,906 WARN L193 SmtUtils]: Spent 866.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-12 16:43:15,270 WARN L193 SmtUtils]: Spent 893.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2020-10-12 16:43:18,086 WARN L193 SmtUtils]: Spent 902.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:43:19,059 WARN L193 SmtUtils]: Spent 909.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-12 16:43:19,493 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-12 16:43:20,934 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-12 16:43:21,272 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-12 16:43:21,949 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-12 16:43:23,401 WARN L193 SmtUtils]: Spent 866.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2020-10-12 16:43:24,716 WARN L193 SmtUtils]: Spent 926.00 ms on a formula simplification that was a NOOP. DAG size: 386 [2020-10-12 16:43:26,324 WARN L193 SmtUtils]: Spent 917.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:43:27,775 WARN L193 SmtUtils]: Spent 941.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2020-10-12 16:43:30,791 WARN L193 SmtUtils]: Spent 2.74 s on a formula simplification. DAG size of input: 394 DAG size of output: 388 [2020-10-12 16:43:32,728 WARN L193 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 118 [2020-10-12 16:43:32,932 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-12 16:43:34,350 WARN L193 SmtUtils]: Spent 865.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2020-10-12 16:43:35,310 WARN L193 SmtUtils]: Spent 872.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-12 16:43:36,490 WARN L193 SmtUtils]: Spent 846.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2020-10-12 16:43:37,193 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-12 16:43:38,170 WARN L193 SmtUtils]: Spent 838.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-12 16:43:39,147 WARN L193 SmtUtils]: Spent 860.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2020-10-12 16:43:40,103 WARN L193 SmtUtils]: Spent 855.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-12 16:43:41,045 WARN L193 SmtUtils]: Spent 868.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2020-10-12 16:43:43,015 WARN L193 SmtUtils]: Spent 1.78 s on a formula simplification. DAG size of input: 401 DAG size of output: 397 [2020-10-12 16:43:44,979 WARN L193 SmtUtils]: Spent 1.73 s on a formula simplification. DAG size of input: 394 DAG size of output: 389 [2020-10-12 16:43:45,467 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-10-12 16:43:45,773 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-12 16:43:46,113 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 127 [2020-10-12 16:43:47,702 WARN L193 SmtUtils]: Spent 845.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2020-10-12 16:43:48,654 WARN L193 SmtUtils]: Spent 859.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-12 16:43:49,904 WARN L193 SmtUtils]: Spent 857.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-12 16:43:53,337 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-12 16:43:55,938 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 127 [2020-10-12 16:43:56,517 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 129 [2020-10-12 16:43:57,269 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 133 [2020-10-12 16:43:57,590 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 127 [2020-10-12 16:43:59,316 WARN L193 SmtUtils]: Spent 854.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2020-10-12 16:44:00,193 WARN L193 SmtUtils]: Spent 816.00 ms on a formula simplification that was a NOOP. DAG size: 384 [2020-10-12 16:44:01,943 WARN L193 SmtUtils]: Spent 879.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-12 16:44:02,844 WARN L193 SmtUtils]: Spent 833.00 ms on a formula simplification that was a NOOP. DAG size: 386 [2020-10-12 16:44:04,237 WARN L193 SmtUtils]: Spent 883.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2020-10-12 16:44:05,188 WARN L193 SmtUtils]: Spent 861.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-12 16:44:06,270 WARN L193 SmtUtils]: Spent 900.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-12 16:44:08,038 WARN L193 SmtUtils]: Spent 1.70 s on a formula simplification. DAG size of input: 392 DAG size of output: 388 [2020-10-12 16:44:10,274 WARN L193 SmtUtils]: Spent 1.83 s on a formula simplification. DAG size of input: 402 DAG size of output: 398 [2020-10-12 16:44:12,345 WARN L193 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 395 DAG size of output: 391 [2020-10-12 16:44:12,917 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2020-10-12 16:44:13,290 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 118 [2020-10-12 16:44:13,535 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-12 16:44:13,858 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 118 [2020-10-12 16:44:14,221 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 128 [2020-10-12 16:44:14,492 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 112 [2020-10-12 16:44:14,677 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-12 16:44:14,845 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-12 16:44:16,676 WARN L193 SmtUtils]: Spent 889.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-12 16:44:17,602 WARN L193 SmtUtils]: Spent 823.00 ms on a formula simplification that was a NOOP. DAG size: 386 [2020-10-12 16:44:18,580 WARN L193 SmtUtils]: Spent 881.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-12 16:44:19,531 WARN L193 SmtUtils]: Spent 839.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:44:20,985 WARN L193 SmtUtils]: Spent 928.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2020-10-12 16:44:21,969 WARN L193 SmtUtils]: Spent 885.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-12 16:44:23,320 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-12 16:44:27,066 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-12 16:44:29,581 WARN L193 SmtUtils]: Spent 1.85 s on a formula simplification. DAG size of input: 396 DAG size of output: 391 [2020-10-12 16:44:31,664 WARN L193 SmtUtils]: Spent 1.87 s on a formula simplification. DAG size of input: 398 DAG size of output: 393 [2020-10-12 16:44:33,850 WARN L193 SmtUtils]: Spent 1.85 s on a formula simplification. DAG size of input: 397 DAG size of output: 392 [2020-10-12 16:44:34,300 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 134 [2020-10-12 16:44:36,125 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 133 [2020-10-12 16:44:36,427 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-12 16:44:37,027 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 136 [2020-10-12 16:44:37,363 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2020-10-12 16:44:37,850 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 130 [2020-10-12 16:44:38,329 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-12 16:44:38,558 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-12 16:44:40,445 WARN L193 SmtUtils]: Spent 879.00 ms on a formula simplification that was a NOOP. DAG size: 384 [2020-10-12 16:44:40,995 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-12 16:44:42,064 WARN L193 SmtUtils]: Spent 900.00 ms on a formula simplification that was a NOOP. DAG size: 386 [2020-10-12 16:44:43,018 WARN L193 SmtUtils]: Spent 894.00 ms on a formula simplification that was a NOOP. DAG size: 384 [2020-10-12 16:44:44,274 WARN L193 SmtUtils]: Spent 906.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-12 16:44:45,272 WARN L193 SmtUtils]: Spent 896.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:44:46,430 WARN L193 SmtUtils]: Spent 942.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2020-10-12 16:44:47,388 WARN L193 SmtUtils]: Spent 888.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-12 16:44:48,034 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2020-10-12 16:44:48,225 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-12 16:44:48,445 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-12 16:44:48,653 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-12 16:44:48,858 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2020-10-12 16:44:49,049 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-12 16:44:50,614 WARN L193 SmtUtils]: Spent 890.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-12 16:44:51,512 WARN L193 SmtUtils]: Spent 817.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:44:52,431 WARN L193 SmtUtils]: Spent 849.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2020-10-12 16:44:53,369 WARN L193 SmtUtils]: Spent 834.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-12 16:44:54,538 WARN L193 SmtUtils]: Spent 834.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-12 16:44:55,431 WARN L193 SmtUtils]: Spent 810.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:44:57,397 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2020-10-12 16:45:00,468 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2020-10-12 16:45:02,926 WARN L193 SmtUtils]: Spent 1.88 s on a formula simplification. DAG size of input: 397 DAG size of output: 393 [2020-10-12 16:45:05,046 WARN L193 SmtUtils]: Spent 1.90 s on a formula simplification. DAG size of input: 399 DAG size of output: 395 [2020-10-12 16:45:07,296 WARN L193 SmtUtils]: Spent 1.89 s on a formula simplification. DAG size of input: 398 DAG size of output: 394 [2020-10-12 16:45:07,768 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 136 [2020-10-12 16:45:12,110 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-10-12 16:45:13,514 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 130 [2020-10-12 16:45:14,913 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-12 16:45:18,951 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-12 16:45:20,920 WARN L193 SmtUtils]: Spent 1.80 s on a formula simplification. DAG size of input: 391 DAG size of output: 387 [2020-10-12 16:45:22,905 WARN L193 SmtUtils]: Spent 1.79 s on a formula simplification. DAG size of input: 393 DAG size of output: 389 [2020-10-12 16:45:24,711 WARN L193 SmtUtils]: Spent 1.72 s on a formula simplification. DAG size of input: 395 DAG size of output: 391 [2020-10-12 16:45:25,189 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 132 [2020-10-12 16:45:25,597 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-12 16:45:25,950 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 129 [2020-10-12 16:45:26,247 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-12 16:45:26,637 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 132 [2020-10-12 16:45:28,477 WARN L193 SmtUtils]: Spent 1.71 s on a formula simplification. DAG size of input: 394 DAG size of output: 390 [2020-10-12 16:45:29,576 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-12 16:45:31,420 WARN L193 SmtUtils]: Spent 1.69 s on a formula simplification. DAG size of input: 390 DAG size of output: 385 [2020-10-12 16:45:33,351 WARN L193 SmtUtils]: Spent 1.74 s on a formula simplification. DAG size of input: 392 DAG size of output: 387 [2020-10-12 16:45:35,157 WARN L193 SmtUtils]: Spent 1.72 s on a formula simplification. DAG size of input: 394 DAG size of output: 389 [2020-10-12 16:45:35,698 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 130 [2020-10-12 16:45:38,035 WARN L193 SmtUtils]: Spent 1.82 s on a formula simplification. DAG size of input: 393 DAG size of output: 388 [2020-10-12 16:45:39,719 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 115 [2020-10-12 16:45:40,664 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2020-10-12 16:45:47,809 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-10-12 16:45:49,195 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-12 16:46:20,199 WARN L193 SmtUtils]: Spent 920.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:46:21,319 WARN L193 SmtUtils]: Spent 945.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2020-10-12 16:46:23,245 WARN L193 SmtUtils]: Spent 1.85 s on a formula simplification. DAG size of input: 393 DAG size of output: 389 [2020-10-12 16:46:23,899 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 119