/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 SingleStatement --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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.2 --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product24.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c90d42b [2020-09-25 10:53:17,683 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-25 10:53:17,687 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-25 10:53:17,731 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-25 10:53:17,731 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-25 10:53:17,738 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-25 10:53:17,740 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-25 10:53:17,743 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-25 10:53:17,744 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-25 10:53:17,748 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-25 10:53:17,749 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-25 10:53:17,750 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-25 10:53:17,751 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-25 10:53:17,752 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-25 10:53:17,753 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-25 10:53:17,754 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-25 10:53:17,755 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-25 10:53:17,756 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-25 10:53:17,757 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-25 10:53:17,759 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-25 10:53:17,761 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-25 10:53:17,762 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-25 10:53:17,763 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-25 10:53:17,764 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-25 10:53:17,766 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-25 10:53:17,767 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-25 10:53:17,767 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-25 10:53:17,768 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-25 10:53:17,768 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-25 10:53:17,769 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-25 10:53:17,769 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-25 10:53:17,770 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-25 10:53:17,771 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-25 10:53:17,772 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-25 10:53:17,773 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-25 10:53:17,773 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-25 10:53:17,774 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-25 10:53:17,774 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-25 10:53:17,775 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-25 10:53:17,776 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-25 10:53:17,776 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-25 10:53:17,777 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 [2020-09-25 10:53:17,802 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-25 10:53:17,803 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-25 10:53:17,804 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-25 10:53:17,804 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-25 10:53:17,804 INFO L138 SettingsManager]: * Use SBE=true [2020-09-25 10:53:17,805 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-25 10:53:17,805 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-25 10:53:17,805 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-25 10:53:17,805 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-25 10:53:17,805 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-25 10:53:17,806 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-25 10:53:17,806 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-25 10:53:17,806 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-25 10:53:17,806 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-25 10:53:17,806 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-25 10:53:17,807 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-25 10:53:17,807 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-25 10:53:17,807 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-25 10:53:17,807 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-25 10:53:17,808 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-25 10:53:17,808 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-25 10:53:17,808 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-25 10:53:17,808 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-25 10:53:17,808 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-25 10:53:17,809 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-25 10:53:17,809 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-25 10:53:17,809 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-25 10:53:17,809 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-25 10:53:17,810 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-25 10:53:17,810 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 -> SingleStatement 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=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=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=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=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=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=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=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=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=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=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=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true; [2020-09-25 10:53:18,306 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-25 10:53:18,331 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-25 10:53:18,336 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-25 10:53:18,338 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-25 10:53:18,340 INFO L275 PluginConnector]: CDTParser initialized [2020-09-25 10:53:18,341 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product24.cil.c [2020-09-25 10:53:18,428 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/815fb2f99/751414e8ca1b40b7bebc1eb117a760be/FLAG983ed75bd [2020-09-25 10:53:18,967 INFO L306 CDTParser]: Found 1 translation units. [2020-09-25 10:53:18,968 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product24.cil.c [2020-09-25 10:53:18,985 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/815fb2f99/751414e8ca1b40b7bebc1eb117a760be/FLAG983ed75bd [2020-09-25 10:53:19,263 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/815fb2f99/751414e8ca1b40b7bebc1eb117a760be [2020-09-25 10:53:19,275 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-25 10:53:19,281 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-25 10:53:19,282 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-25 10:53:19,282 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-25 10:53:19,286 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-25 10:53:19,287 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 10:53:19" (1/1) ... [2020-09-25 10:53:19,291 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bbef4a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 10:53:19, skipping insertion in model container [2020-09-25 10:53:19,291 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 10:53:19" (1/1) ... [2020-09-25 10:53:19,300 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-25 10:53:19,348 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-25 10:53:19,894 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 10:53:19,908 INFO L203 MainTranslator]: Completed pre-run [2020-09-25 10:53:19,991 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 10:53:20,029 INFO L208 MainTranslator]: Completed translation [2020-09-25 10:53:20,029 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 10:53:20 WrapperNode [2020-09-25 10:53:20,029 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-25 10:53:20,030 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-25 10:53:20,030 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-25 10:53:20,031 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-25 10:53:20,044 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 10:53:20" (1/1) ... [2020-09-25 10:53:20,044 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 10:53:20" (1/1) ... [2020-09-25 10:53:20,065 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 10:53:20" (1/1) ... [2020-09-25 10:53:20,066 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 10:53:20" (1/1) ... [2020-09-25 10:53:20,098 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 10:53:20" (1/1) ... [2020-09-25 10:53:20,109 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 10:53:20" (1/1) ... [2020-09-25 10:53:20,115 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 10:53:20" (1/1) ... [2020-09-25 10:53:20,124 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-25 10:53:20,124 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-25 10:53:20,124 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-25 10:53:20,125 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-25 10:53:20,126 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 10:53:20" (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 [2020-09-25 10:53:20,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-25 10:53:20,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-25 10:53:20,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-25 10:53:20,198 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-25 10:53:20,198 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-09-25 10:53:20,198 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-09-25 10:53:20,198 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-25 10:53:20,198 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-25 10:53:20,199 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-25 10:53:20,199 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-25 10:53:20,199 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-25 10:53:20,199 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-25 10:53:20,199 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-09-25 10:53:20,199 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-09-25 10:53:20,200 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-09-25 10:53:20,200 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-25 10:53:20,200 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-25 10:53:20,200 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-25 10:53:20,200 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-25 10:53:20,200 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-25 10:53:20,201 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-25 10:53:20,201 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-25 10:53:20,201 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-25 10:53:20,201 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-25 10:53:20,201 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-25 10:53:20,201 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-25 10:53:20,202 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-25 10:53:20,202 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-25 10:53:20,202 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-25 10:53:20,202 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-25 10:53:20,202 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-25 10:53:20,202 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-09-25 10:53:20,203 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-09-25 10:53:20,203 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-25 10:53:20,203 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-25 10:53:20,203 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-25 10:53:20,203 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-25 10:53:20,204 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-25 10:53:20,204 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-25 10:53:20,204 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-25 10:53:20,204 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-09-25 10:53:20,204 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-25 10:53:20,204 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-25 10:53:20,204 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-25 10:53:20,204 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-25 10:53:20,204 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-25 10:53:20,205 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-25 10:53:20,205 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-09-25 10:53:20,205 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-25 10:53:20,205 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-25 10:53:20,205 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-25 10:53:20,205 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-25 10:53:20,205 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-25 10:53:20,206 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-09-25 10:53:20,206 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-09-25 10:53:20,206 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-09-25 10:53:20,206 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-25 10:53:20,206 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-09-25 10:53:20,206 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-09-25 10:53:20,206 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-09-25 10:53:20,206 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-25 10:53:20,207 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-25 10:53:20,207 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-25 10:53:20,207 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-25 10:53:20,207 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-25 10:53:20,207 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-25 10:53:20,207 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-25 10:53:20,207 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-25 10:53:20,207 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-25 10:53:20,208 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-25 10:53:20,208 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-25 10:53:20,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-25 10:53:20,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-25 10:53:20,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-25 10:53:20,208 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-25 10:53:20,208 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-25 10:53:20,209 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-25 10:53:20,209 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-25 10:53:20,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-25 10:53:20,209 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-25 10:53:20,209 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-25 10:53:20,210 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-25 10:53:20,210 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-25 10:53:20,210 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-25 10:53:20,210 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-25 10:53:20,210 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-25 10:53:20,210 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-25 10:53:20,210 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-25 10:53:20,210 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-09-25 10:53:20,211 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-25 10:53:20,211 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-25 10:53:20,211 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-25 10:53:20,211 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-25 10:53:20,211 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-25 10:53:20,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-25 10:53:20,211 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-25 10:53:21,306 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-25 10:53:21,306 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-25 10:53:21,313 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 10:53:21 BoogieIcfgContainer [2020-09-25 10:53:21,313 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-25 10:53:21,314 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-25 10:53:21,314 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-25 10:53:21,318 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-25 10:53:21,318 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.09 10:53:19" (1/3) ... [2020-09-25 10:53:21,319 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d0e49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 10:53:21, skipping insertion in model container [2020-09-25 10:53:21,319 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 10:53:20" (2/3) ... [2020-09-25 10:53:21,320 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d0e49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 10:53:21, skipping insertion in model container [2020-09-25 10:53:21,320 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 10:53:21" (3/3) ... [2020-09-25 10:53:21,322 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product24.cil.c [2020-09-25 10:53:21,333 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-25 10:53:21,344 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-25 10:53:21,366 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-25 10:53:21,398 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-25 10:53:21,398 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-25 10:53:21,398 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-25 10:53:21,399 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-25 10:53:21,399 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-25 10:53:21,399 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-25 10:53:21,399 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-25 10:53:21,399 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-25 10:53:21,428 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states. [2020-09-25 10:53:21,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2020-09-25 10:53:21,446 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 10:53:21,447 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 10:53:21,448 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 10:53:21,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 10:53:21,456 INFO L82 PathProgramCache]: Analyzing trace with hash 1511101024, now seen corresponding path program 1 times [2020-09-25 10:53:21,467 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 10:53:21,468 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [187108035] [2020-09-25 10:53:21,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 10:53:21,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:53:22,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:53:22,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:53:23,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:53:24,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:53:25,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:53:26,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:53:26,875 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:53:26,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 181 [2020-09-25 10:53:26,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-09-25 10:53:26,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5027 [2020-09-25 10:53:26,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:53:26,881 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 10:53:26,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-09-25 10:53:26,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 83 [2020-09-25 10:53:26,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 81 [2020-09-25 10:53:26,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 18 [2020-09-25 10:53:27,577 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 10:53:27,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 10:53:27,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:53:27,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:53:27,898 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:53:27,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-09-25 10:53:27,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:53:27,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 275 [2020-09-25 10:53:27,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:53:27,901 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 10:53:27,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 10:53:27,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:53:27,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 79 [2020-09-25 10:53:27,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 10:53:27,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-25 10:53:27,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:53:27,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:53:28,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:53:28,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 10:53:28,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:53:28,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-09-25 10:53:28,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:53:28,004 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 10:53:28,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 10:53:28,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:53:28,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 10:53:28,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 10:53:28,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-25 10:53:28,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:53:28,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:53:28,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:53:28,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 10:53:28,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:53:28,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-25 10:53:28,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:53:28,019 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 10:53:28,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 10:53:28,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:53:28,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 10:53:28,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 10:53:28,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-25 10:53:28,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:53:28,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:53:28,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:53:28,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 10:53:28,040 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:53:28,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-25 10:53:28,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:53:28,041 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 10:53:28,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 10:53:28,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:53:28,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-25 10:53:28,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 10:53:28,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-25 10:53:28,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:53:28,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:53:28,078 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:53:28,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 10:53:28,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:53:28,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-25 10:53:28,079 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:53:28,080 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 10:53:28,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 10:53:28,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:53:28,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 10:53:28,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 10:53:28,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-25 10:53:28,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:53:28,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:53:28,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:53:28,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 10:53:28,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:53:28,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-25 10:53:28,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:53:28,118 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 10:53:28,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 10:53:28,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:53:28,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-25 10:53:28,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 10:53:28,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-09-25 10:53:28,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:53:28,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:53:28,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:53:28,140 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 10:53:28,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:53:28,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-09-25 10:53:28,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:53:28,141 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 10:53:28,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-25 10:53:28,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:53:28,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-25 10:53:28,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 10:53:28,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-09-25 10:53:28,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:53:28,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:53:28,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:53:28,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 10:53:28,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:53:28,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 10:53:28,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:53:28,264 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 10:53:28,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 10:53:28,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 10:53:28,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 10:53:28,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 10:53:28,338 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-25 10:53:28,339 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [187108035] [2020-09-25 10:53:28,343 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 10:53:28,344 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-25 10:53:28,345 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [824082791] [2020-09-25 10:53:28,357 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-25 10:53:28,357 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 10:53:28,379 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-25 10:53:28,380 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-09-25 10:53:28,384 INFO L87 Difference]: Start difference. First operand 314 states. Second operand 9 states. [2020-09-25 10:53:29,119 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 10:53:30,952 WARN L193 SmtUtils]: Spent 928.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-09-25 10:53:31,749 WARN L193 SmtUtils]: Spent 722.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 193 [2020-09-25 10:53:32,115 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-25 10:53:32,468 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-25 10:53:32,733 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-25 10:53:33,509 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-25 10:53:33,895 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-25 10:53:34,403 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-25 10:53:35,120 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-25 10:53:36,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 10:53:36,003 INFO L93 Difference]: Finished difference Result 660 states and 807 transitions. [2020-09-25 10:53:36,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-09-25 10:53:36,006 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 148 [2020-09-25 10:53:36,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 10:53:36,026 INFO L225 Difference]: With dead ends: 660 [2020-09-25 10:53:36,027 INFO L226 Difference]: Without dead ends: 459 [2020-09-25 10:53:36,034 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=113, Invalid=349, Unknown=0, NotChecked=0, Total=462 [2020-09-25 10:53:36,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 459 states. [2020-09-25 10:53:36,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 459 to 383. [2020-09-25 10:53:36,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 383 states. [2020-09-25 10:53:36,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 383 states and 428 transitions. [2020-09-25 10:53:36,185 INFO L78 Accepts]: Start accepts. Automaton has 383 states and 428 transitions. Word has length 148 [2020-09-25 10:53:36,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 10:53:36,186 INFO L479 AbstractCegarLoop]: Abstraction has 383 states and 428 transitions. [2020-09-25 10:53:36,186 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-25 10:53:36,187 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 428 transitions. [2020-09-25 10:53:36,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2020-09-25 10:53:36,196 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 10:53:36,196 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 10:53:36,197 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-25 10:53:36,197 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 10:53:36,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 10:53:36,197 INFO L82 PathProgramCache]: Analyzing trace with hash -810941775, now seen corresponding path program 1 times [2020-09-25 10:53:36,197 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 10:53:36,197 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2016242083] [2020-09-25 10:53:36,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 10:53:36,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:53:36,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:53:36,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:53:36,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:53:38,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:53:41,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:53:41,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 202 [2020-09-25 10:53:41,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-09-25 10:53:41,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5023 [2020-09-25 10:53:41,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:53:41,289 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 10:53:41,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-09-25 10:53:41,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 77 [2020-09-25 10:53:41,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 120 [2020-09-25 10:53:41,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 10:53:41,667 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 10:53:41,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 10:53:41,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:53:41,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:53:41,966 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:53:41,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-09-25 10:53:41,967 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:53:41,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 264 [2020-09-25 10:53:41,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:53:41,968 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 10:53:41,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 10:53:41,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:53:41,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 73 [2020-09-25 10:53:41,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 10:53:42,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-25 10:53:42,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:53:42,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:53:42,035 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:53:42,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 10:53:42,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:53:42,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 10:53:42,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:53:42,036 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 10:53:42,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 10:53:42,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:53:42,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 10:53:42,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 10:53:42,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-25 10:53:42,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:53:42,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:53:42,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:53:42,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 10:53:42,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:53:42,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 10:53:42,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:53:42,049 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 10:53:42,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 10:53:42,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:53:42,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 10:53:42,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 10:53:42,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-25 10:53:42,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:53:42,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:53:42,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:53:42,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 10:53:42,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:53:42,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-25 10:53:42,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:53:42,071 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 10:53:42,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 10:53:42,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:53:42,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-25 10:53:42,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 10:53:42,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-25 10:53:42,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:53:42,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:53:42,082 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:53:42,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 10:53:42,083 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:53:42,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-25 10:53:42,084 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:53:42,084 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 10:53:42,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 10:53:42,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:53:42,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 10:53:42,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 10:53:42,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-25 10:53:42,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:53:42,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:53:42,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:53:42,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 10:53:42,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:53:42,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-25 10:53:42,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:53:42,111 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 10:53:42,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 10:53:42,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:53:42,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-25 10:53:42,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 10:53:42,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-09-25 10:53:42,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:53:42,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:53:42,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:53:42,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 10:53:42,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:53:42,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-25 10:53:42,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:53:42,139 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 10:53:42,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 10:53:42,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:53:42,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-25 10:53:42,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 10:53:42,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-25 10:53:42,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:53:42,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:53:42,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:53:42,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 10:53:42,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:53:42,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-25 10:53:42,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:53:42,170 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 10:53:42,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 10:53:42,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:53:42,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-25 10:53:42,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 10:53:42,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-09-25 10:53:42,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:53:42,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:53:42,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:53:42,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 10:53:42,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:53:42,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 10:53:42,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:53:42,181 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 10:53:42,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 10:53:42,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:53:42,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-25 10:53:42,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 10:53:42,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2020-09-25 10:53:42,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 10:53:42,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 10:53:42,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 10:53:42,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 10:53:42,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 10:53:42,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-25 10:53:42,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 10:53:42,197 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 10:53:42,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-25 10:53:42,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 10:53:42,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-25 10:53:42,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 10:53:42,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-25 10:53:42,283 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2016242083] [2020-09-25 10:53:42,284 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 10:53:42,284 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-09-25 10:53:42,284 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1059607924] [2020-09-25 10:53:42,286 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-09-25 10:53:42,286 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 10:53:42,287 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-09-25 10:53:42,287 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-09-25 10:53:42,287 INFO L87 Difference]: Start difference. First operand 383 states and 428 transitions. Second operand 11 states. [2020-09-25 10:53:42,826 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 10:53:44,392 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-25 10:53:44,708 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-25 10:53:45,013 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-25 10:53:45,293 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 10:53:45,539 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-25 10:53:46,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 10:53:46,176 INFO L93 Difference]: Finished difference Result 697 states and 862 transitions. [2020-09-25 10:53:46,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-09-25 10:53:46,177 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 167 [2020-09-25 10:53:46,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 10:53:46,178 INFO L225 Difference]: With dead ends: 697 [2020-09-25 10:53:46,179 INFO L226 Difference]: Without dead ends: 0 [2020-09-25 10:53:46,190 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=190, Invalid=460, Unknown=0, NotChecked=0, Total=650 [2020-09-25 10:53:46,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-25 10:53:46,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-25 10:53:46,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-25 10:53:46,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-25 10:53:46,194 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 167 [2020-09-25 10:53:46,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 10:53:46,194 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-25 10:53:46,194 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-09-25 10:53:46,194 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-25 10:53:46,194 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-25 10:53:46,195 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-25 10:53:46,197 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-25 10:53:46,398 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 10:53:46,568 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 10:53:46,745 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 10:53:46,916 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 10:53:47,096 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 10:53:47,268 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 10:53:47,546 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-09-25 10:53:47,818 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-09-25 10:53:48,091 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-09-25 10:53:48,366 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-09-25 10:53:48,643 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-09-25 10:53:48,917 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-09-25 10:53:49,192 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-09-25 10:53:49,447 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-09-25 10:53:49,705 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-09-25 10:53:49,962 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-09-25 10:53:50,223 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-09-25 10:53:50,493 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-09-25 10:53:50,752 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-09-25 10:53:50,911 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 10:53:51,078 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 10:53:51,238 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 10:53:51,397 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 10:53:51,549 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 10:53:51,703 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 10:53:52,086 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 10:53:52,251 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 10:53:52,407 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 10:53:52,559 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 10:53:52,712 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 10:53:52,865 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 10:53:53,021 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 10:53:53,169 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 10:53:53,317 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 10:53:53,473 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 10:53:53,619 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 10:53:53,771 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 10:53:53,925 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 10:53:54,073 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 10:53:54,221 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 10:53:54,369 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 10:53:54,518 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 10:53:54,671 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 10:53:54,819 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 10:53:54,967 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 10:53:55,119 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 10:53:55,272 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 10:53:55,425 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 10:53:55,573 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 10:53:55,728 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 10:53:55,876 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 10:53:56,028 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 10:53:56,177 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 10:53:56,328 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 10:53:56,481 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 10:53:56,659 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 10:53:56,812 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 10:53:56,968 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 10:53:57,120 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 10:53:57,273 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 10:53:57,421 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 10:53:57,579 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 10:53:57,820 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 10:53:57,973 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 10:53:58,121 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 10:53:58,275 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 10:53:58,427 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 10:53:58,579 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 10:53:58,732 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 10:53:58,894 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 10:53:59,047 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 10:53:59,197 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 10:53:59,446 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-09-25 10:53:59,693 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-09-25 10:53:59,931 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-09-25 10:54:00,169 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-09-25 10:54:00,407 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-09-25 10:54:00,645 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-09-25 10:54:00,892 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-09-25 10:54:01,134 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-09-25 10:54:01,381 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-09-25 10:54:01,628 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-09-25 10:54:01,876 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-09-25 10:54:02,136 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-09-25 10:54:02,375 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-09-25 10:54:02,529 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 10:54:02,684 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 10:54:02,927 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 10:54:03,174 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 10:54:03,327 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 10:54:03,475 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 10:54:03,719 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 10:54:03,878 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 10:54:04,032 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 10:54:04,192 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 10:54:04,341 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 10:54:04,496 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 10:54:04,650 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 10:54:04,807 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 10:54:04,955 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 10:54:05,102 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 10:54:05,251 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 10:54:05,399 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 10:54:05,552 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 10:54:05,700 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 10:54:05,847 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 10:54:05,999 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 10:54:06,152 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 10:54:06,304 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 10:54:06,456 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 10:54:06,609 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 10:54:06,759 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 10:54:06,907 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 10:54:07,061 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 10:54:07,214 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 10:54:07,363 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 10:54:08,021 WARN L193 SmtUtils]: Spent 651.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 19 [2020-09-25 10:54:08,394 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 7 [2020-09-25 10:54:08,831 WARN L193 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 19 [2020-09-25 10:54:09,047 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 22 [2020-09-25 10:54:09,293 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 1 [2020-09-25 10:54:09,715 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 7 [2020-09-25 10:54:10,197 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 8 [2020-09-25 10:54:10,418 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 22 [2020-09-25 10:54:10,690 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 10:54:11,305 WARN L193 SmtUtils]: Spent 609.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 19 [2020-09-25 10:54:11,652 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 8