/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/minepump_spec2_product60.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 17:54:32,616 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 17:54:32,619 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 17:54:32,643 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 17:54:32,643 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 17:54:32,644 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 17:54:32,646 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 17:54:32,648 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 17:54:32,649 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 17:54:32,650 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 17:54:32,651 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 17:54:32,652 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 17:54:32,653 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 17:54:32,654 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 17:54:32,656 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 17:54:32,658 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 17:54:32,660 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 17:54:32,661 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 17:54:32,664 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 17:54:32,667 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 17:54:32,672 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 17:54:32,674 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 17:54:32,675 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 17:54:32,677 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 17:54:32,682 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 17:54:32,682 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 17:54:32,682 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 17:54:32,683 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 17:54:32,683 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 17:54:32,686 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 17:54:32,687 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 17:54:32,687 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 17:54:32,688 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 17:54:32,690 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 17:54:32,691 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 17:54:32,691 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 17:54:32,692 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 17:54:32,692 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 17:54:32,692 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 17:54:32,693 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 17:54:32,695 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 17:54:32,695 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 17:54:32,750 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 17:54:32,750 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 17:54:32,754 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 17:54:32,755 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 17:54:32,755 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 17:54:32,755 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 17:54:32,755 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-12 17:54:32,755 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 17:54:32,756 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-12 17:54:32,756 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 17:54:32,756 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 17:54:32,756 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 17:54:32,756 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 17:54:32,756 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-12 17:54:32,757 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 17:54:32,757 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 17:54:32,758 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 17:54:32,758 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 17:54:32,759 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 17:54:32,759 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 17:54:32,759 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 17:54:32,759 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 17:54:32,759 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 17:54:32,760 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 17:54:32,760 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 17:54:32,760 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 17:54:32,760 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 17:54:32,761 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 17:54:32,761 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 17:54:32,761 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 17:54:33,068 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 17:54:33,080 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 17:54:33,083 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 17:54:33,085 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 17:54:33,085 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 17:54:33,086 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product60.cil.c [2020-10-12 17:54:33,145 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9777aded6/bd87d13fb0ff452f91641d517fb0fd4c/FLAG027101856 [2020-10-12 17:54:33,655 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 17:54:33,655 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product60.cil.c [2020-10-12 17:54:33,667 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9777aded6/bd87d13fb0ff452f91641d517fb0fd4c/FLAG027101856 [2020-10-12 17:54:33,994 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9777aded6/bd87d13fb0ff452f91641d517fb0fd4c [2020-10-12 17:54:34,003 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 17:54:34,005 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 17:54:34,006 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 17:54:34,006 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 17:54:34,010 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 17:54:34,011 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 05:54:33" (1/1) ... [2020-10-12 17:54:34,013 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69410267 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:54:34, skipping insertion in model container [2020-10-12 17:54:34,014 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 05:54:33" (1/1) ... [2020-10-12 17:54:34,021 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 17:54:34,063 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 17:54:34,467 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 17:54:34,484 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 17:54:34,597 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 17:54:34,638 INFO L208 MainTranslator]: Completed translation [2020-10-12 17:54:34,638 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:54:34 WrapperNode [2020-10-12 17:54:34,638 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 17:54:34,639 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 17:54:34,639 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 17:54:34,639 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 17:54:34,654 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:54:34" (1/1) ... [2020-10-12 17:54:34,657 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:54:34" (1/1) ... [2020-10-12 17:54:34,676 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:54:34" (1/1) ... [2020-10-12 17:54:34,676 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:54:34" (1/1) ... [2020-10-12 17:54:34,707 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:54:34" (1/1) ... [2020-10-12 17:54:34,717 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:54:34" (1/1) ... [2020-10-12 17:54:34,722 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:54:34" (1/1) ... [2020-10-12 17:54:34,729 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 17:54:34,730 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 17:54:34,730 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 17:54:34,730 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 17:54:34,731 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:54:34" (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 17:54:34,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 17:54:34,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 17:54:34,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-12 17:54:34,803 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-12 17:54:34,803 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-12 17:54:34,803 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-12 17:54:34,804 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-12 17:54:34,804 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-12 17:54:34,804 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-12 17:54:34,804 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-12 17:54:34,804 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-12 17:54:34,804 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-12 17:54:34,804 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-12 17:54:34,805 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-12 17:54:34,805 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-12 17:54:34,805 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-12 17:54:34,805 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 17:54:34,805 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-12 17:54:34,805 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-12 17:54:34,806 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-12 17:54:34,806 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-12 17:54:34,806 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-12 17:54:34,806 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-12 17:54:34,806 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-12 17:54:34,806 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-12 17:54:34,807 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-12 17:54:34,807 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-12 17:54:34,807 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-12 17:54:34,807 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-12 17:54:34,807 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-12 17:54:34,807 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-12 17:54:34,808 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-12 17:54:34,808 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-12 17:54:34,808 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-12 17:54:34,808 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-12 17:54:34,808 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-12 17:54:34,808 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-12 17:54:34,809 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-12 17:54:34,809 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-12 17:54:34,809 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-12 17:54:34,809 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-12 17:54:34,809 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-12 17:54:34,809 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-12 17:54:34,809 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-12 17:54:34,810 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 17:54:34,810 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-12 17:54:34,810 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-12 17:54:34,810 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-12 17:54:34,810 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-12 17:54:34,810 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-12 17:54:34,811 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-12 17:54:34,811 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-12 17:54:34,811 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-12 17:54:34,811 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-12 17:54:34,811 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-12 17:54:34,811 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-12 17:54:34,811 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-12 17:54:34,812 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-12 17:54:34,812 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-12 17:54:34,812 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-12 17:54:34,812 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-12 17:54:34,812 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-12 17:54:34,812 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-12 17:54:34,813 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-12 17:54:34,813 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-12 17:54:34,813 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-12 17:54:34,813 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-12 17:54:34,813 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-12 17:54:34,813 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 17:54:34,814 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-12 17:54:34,814 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-12 17:54:34,814 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-12 17:54:34,814 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-12 17:54:34,814 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-12 17:54:34,814 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-12 17:54:34,814 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-12 17:54:34,815 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-12 17:54:34,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-12 17:54:34,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-12 17:54:34,815 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-12 17:54:34,815 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-12 17:54:34,815 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-12 17:54:34,816 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-12 17:54:34,816 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-12 17:54:34,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-12 17:54:34,816 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-12 17:54:34,816 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-12 17:54:34,816 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-12 17:54:34,816 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-12 17:54:34,816 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-12 17:54:34,817 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-12 17:54:34,817 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-12 17:54:34,817 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-12 17:54:34,817 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-12 17:54:34,817 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-12 17:54:34,817 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-12 17:54:34,817 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-12 17:54:34,818 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-12 17:54:34,818 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-12 17:54:34,818 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 17:54:34,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-12 17:54:34,818 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 17:54:35,873 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 17:54:35,874 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-12 17:54:35,879 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:54:35 BoogieIcfgContainer [2020-10-12 17:54:35,879 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 17:54:35,880 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 17:54:35,881 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 17:54:35,884 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 17:54:35,884 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 05:54:33" (1/3) ... [2020-10-12 17:54:35,885 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53ff97a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 05:54:35, skipping insertion in model container [2020-10-12 17:54:35,885 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:54:34" (2/3) ... [2020-10-12 17:54:35,886 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53ff97a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 05:54:35, skipping insertion in model container [2020-10-12 17:54:35,886 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:54:35" (3/3) ... [2020-10-12 17:54:35,888 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product60.cil.c [2020-10-12 17:54:35,898 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 17:54:35,906 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 17:54:35,921 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 17:54:35,946 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 17:54:35,946 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 17:54:35,946 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 17:54:35,947 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 17:54:35,947 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 17:54:35,947 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 17:54:35,947 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 17:54:35,947 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 17:54:35,970 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states. [2020-10-12 17:54:35,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-10-12 17:54:35,981 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:54:35,982 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] [2020-10-12 17:54:35,982 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:54:35,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:54:35,988 INFO L82 PathProgramCache]: Analyzing trace with hash 694173544, now seen corresponding path program 1 times [2020-10-12 17:54:35,997 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:54:35,998 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [889800102] [2020-10-12 17:54:35,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:54:36,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:36,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:36,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:37,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:37,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:38,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:41,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:41,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 83 [2020-10-12 17:54:41,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 17:54:41,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-12 17:54:41,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:41,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-12 17:54:41,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:54:41,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-12 17:54:41,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-12 17:54:41,688 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:54:41,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:54:41,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:41,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:41,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:41,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:41,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:41,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 81 [2020-10-12 17:54:41,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:41,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:41,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:41,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 17:54:41,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:41,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:54:41,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:41,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:41,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:41,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:54:41,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:41,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:54:41,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:41,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:41,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:41,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:54:41,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:41,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:54:41,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:41,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:41,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:41,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:54:41,832 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:41,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:54:41,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:41,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:41,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:41,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:54:41,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:41,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:54:41,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:41,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:41,839 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:41,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:41,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:41,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:54:41,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:41,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:41,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:41,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:54:41,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:41,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:54:41,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:41,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:41,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:41,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:54:41,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:41,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:41,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:41,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:41,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:41,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:54:41,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:41,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 17:54:41,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:41,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:41,865 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:41,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:41,866 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:41,866 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:54:41,866 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:41,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:41,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:41,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:54:41,867 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:41,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-12 17:54:41,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:41,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:41,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:41,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:41,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:41,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:54:41,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:41,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:54:41,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:41,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:54:41,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:41,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-12 17:54:41,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:41,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:41,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:41,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:41,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:41,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:41,893 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:41,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:41,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:54:41,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:41,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:41,908 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 17:54:41,909 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [889800102] [2020-10-12 17:54:41,911 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 17:54:41,911 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-12 17:54:41,912 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2029778587] [2020-10-12 17:54:41,917 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-12 17:54:41,917 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:54:41,931 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-12 17:54:41,932 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-12 17:54:41,935 INFO L87 Difference]: Start difference. First operand 198 states. Second operand 8 states. [2020-10-12 17:54:42,531 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:54:43,463 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:54:43,807 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:54:44,118 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 17:54:44,817 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:54:46,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:54:46,321 INFO L93 Difference]: Finished difference Result 497 states and 650 transitions. [2020-10-12 17:54:46,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-12 17:54:46,324 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 51 [2020-10-12 17:54:46,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:54:46,356 INFO L225 Difference]: With dead ends: 497 [2020-10-12 17:54:46,356 INFO L226 Difference]: Without dead ends: 322 [2020-10-12 17:54:46,367 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=59, Invalid=151, Unknown=0, NotChecked=0, Total=210 [2020-10-12 17:54:46,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 322 states. [2020-10-12 17:54:46,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 322 to 263. [2020-10-12 17:54:46,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 263 states. [2020-10-12 17:54:46,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 263 states and 312 transitions. [2020-10-12 17:54:46,529 INFO L78 Accepts]: Start accepts. Automaton has 263 states and 312 transitions. Word has length 51 [2020-10-12 17:54:46,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:54:46,530 INFO L479 AbstractCegarLoop]: Abstraction has 263 states and 312 transitions. [2020-10-12 17:54:46,530 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-12 17:54:46,530 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 312 transitions. [2020-10-12 17:54:46,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-10-12 17:54:46,535 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:54:46,535 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] [2020-10-12 17:54:46,535 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-12 17:54:46,535 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:54:46,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:54:46,536 INFO L82 PathProgramCache]: Analyzing trace with hash -1535502439, now seen corresponding path program 1 times [2020-10-12 17:54:46,536 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:54:46,536 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1332371486] [2020-10-12 17:54:46,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:54:46,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:46,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:46,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:47,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:47,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:51,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:51,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 93 [2020-10-12 17:54:51,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 17:54:51,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-12 17:54:51,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:51,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-12 17:54:51,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:54:51,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 83 [2020-10-12 17:54:51,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:51,854 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:54:51,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:54:51,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:51,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:51,939 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:51,939 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:51,939 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:51,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 68 [2020-10-12 17:54:51,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:51,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:51,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:51,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 17:54:51,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:51,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:54:51,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:51,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:51,959 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:51,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:54:51,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:51,960 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:54:51,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:51,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:51,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:51,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:54:51,961 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:51,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:54:51,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:51,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:51,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:51,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:54:51,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:51,970 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:54:51,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:51,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:51,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:51,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:54:51,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:51,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:54:51,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:51,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:51,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:51,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:51,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:51,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:54:51,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:51,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:51,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:51,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:54:51,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:51,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:54:51,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:51,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:51,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:51,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:54:51,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:51,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:51,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:51,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:51,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:51,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:54:51,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:51,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 17:54:51,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:51,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:52,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:52,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:52,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:52,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:52,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:52,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:52,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:52,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:54:52,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-12 17:54:52,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-12 17:54:52,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:52,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:52,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:52,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:52,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:52,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:54:52,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:52,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:52,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:52,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:54:52,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-12 17:54:52,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-12 17:54:52,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:52,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:52,033 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:52,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:52,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:52,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:52,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:52,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:52,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:52,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:54:52,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-12 17:54:52,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-12 17:54:52,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:52,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:52,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:52,043 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:52,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:52,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:54:52,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:52,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:54:52,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:52,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:54:52,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:52,073 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 17:54:52,073 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1332371486] [2020-10-12 17:54:52,074 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 17:54:52,074 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-12 17:54:52,074 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [760982670] [2020-10-12 17:54:52,077 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-12 17:54:52,078 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:54:52,078 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-12 17:54:52,078 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-12 17:54:52,078 INFO L87 Difference]: Start difference. First operand 263 states and 312 transitions. Second operand 9 states. [2020-10-12 17:54:52,621 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:54:53,618 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 17:54:53,908 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:54:54,167 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-12 17:54:55,483 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 17:54:56,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:54:56,101 INFO L93 Difference]: Finished difference Result 710 states and 941 transitions. [2020-10-12 17:54:56,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-12 17:54:56,105 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 61 [2020-10-12 17:54:56,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:54:56,112 INFO L225 Difference]: With dead ends: 710 [2020-10-12 17:54:56,112 INFO L226 Difference]: Without dead ends: 475 [2020-10-12 17:54:56,114 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2020-10-12 17:54:56,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 475 states. [2020-10-12 17:54:56,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 475 to 392. [2020-10-12 17:54:56,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 392 states. [2020-10-12 17:54:56,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 392 states and 473 transitions. [2020-10-12 17:54:56,210 INFO L78 Accepts]: Start accepts. Automaton has 392 states and 473 transitions. Word has length 61 [2020-10-12 17:54:56,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:54:56,211 INFO L479 AbstractCegarLoop]: Abstraction has 392 states and 473 transitions. [2020-10-12 17:54:56,211 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-12 17:54:56,211 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 473 transitions. [2020-10-12 17:54:56,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2020-10-12 17:54:56,217 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:54:56,218 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:54:56,218 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-12 17:54:56,218 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:54:56,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:54:56,218 INFO L82 PathProgramCache]: Analyzing trace with hash -1933718490, now seen corresponding path program 1 times [2020-10-12 17:54:56,219 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:54:56,219 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [893571087] [2020-10-12 17:54:56,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:54:56,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:56,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:56,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:56,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:56,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:56,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:56,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:57,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:01,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:01,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 179 [2020-10-12 17:55:01,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-12 17:55:01,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-12 17:55:01,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:01,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:55:01,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:55:01,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 63 [2020-10-12 17:55:01,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:01,477 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:55:01,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:55:01,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:01,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:01,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:01,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:01,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:01,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-12 17:55:01,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:01,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:01,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:01,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 17:55:01,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:01,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:55:01,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:01,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:01,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:01,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:55:01,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:01,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:01,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:01,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:01,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:01,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:55:01,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:01,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:55:01,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:01,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:01,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:01,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:55:01,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:01,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:01,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:01,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:01,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:01,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:55:01,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:01,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:55:01,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:01,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:01,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:01,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:01,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:01,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:55:01,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:01,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:01,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:01,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:55:01,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:01,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:55:01,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:01,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:01,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:01,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:55:01,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:01,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:01,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:01,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:01,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:01,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:55:01,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:01,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 17:55:01,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:01,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:01,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:01,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:01,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:01,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:01,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:01,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:01,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:01,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:55:01,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:01,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-12 17:55:01,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:01,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:01,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:01,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:01,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:01,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:01,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:01,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:01,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:01,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:55:01,603 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:01,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-12 17:55:01,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:01,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:01,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:01,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-12 17:55:01,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:01,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 17:55:01,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:01,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:01,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-12 17:55:01,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-12 17:55:01,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:01,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:55:01,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:01,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:01,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:01,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:55:01,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:01,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:55:01,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:01,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:01,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:01,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 17:55:01,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:01,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:01,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:01,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:01,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:01,652 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:01,652 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:01,652 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:01,652 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:01,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:01,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:01,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:01,653 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:01,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-12 17:55:01,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:01,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:01,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:01,708 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:01,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 17:55:01,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:55:01,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-12 17:55:01,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:01,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:55:01,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-12 17:55:01,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:55:01,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:01,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:55:01,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:01,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:01,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:01,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-12 17:55:01,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:01,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-12 17:55:01,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:01,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:55:01,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-12 17:55:01,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:55:01,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:01,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:55:01,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:01,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:01,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:01,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 17:55:01,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:01,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 17:55:01,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:01,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:55:01,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:01,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 17:55:01,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:01,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:01,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:01,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:01,845 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:01,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:55:01,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:01,846 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:01,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:01,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:01,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:01,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:01,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:01,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 17:55:01,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:01,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:01,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:01,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 17:55:01,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:01,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:55:01,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:01,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:01,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-12 17:55:01,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:01,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:01,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:01,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:01,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:01,861 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:01,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:55:01,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:01,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:01,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:01,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:01,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:01,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:01,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:01,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:01,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:01,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:01,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:01,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:01,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:01,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:01,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:01,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:01,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:01,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:01,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:01,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:55:01,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:01,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:01,872 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:01,872 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:01,872 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:01,872 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:01,873 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:01,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:01,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:01,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:01,874 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:01,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-12 17:55:01,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:01,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:01,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:01,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:01,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:01,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:01,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:01,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:01,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:55:01,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:01,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:01,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-12 17:55:01,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:01,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:01,886 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:01,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:01,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:01,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:01,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:01,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:01,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:55:01,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:01,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:01,915 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-10-12 17:55:01,915 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [893571087] [2020-10-12 17:55:01,916 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 17:55:01,916 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-12 17:55:01,916 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [866125756] [2020-10-12 17:55:01,917 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-12 17:55:01,917 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:55:01,917 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-12 17:55:01,918 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2020-10-12 17:55:01,918 INFO L87 Difference]: Start difference. First operand 392 states and 473 transitions. Second operand 13 states. [2020-10-12 17:55:02,489 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:55:03,281 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:55:03,839 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-12 17:55:04,103 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-10-12 17:55:04,396 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 17:55:04,647 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 17:55:04,897 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 17:55:05,168 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-12 17:55:05,520 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:55:05,845 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:55:08,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:55:08,589 INFO L93 Difference]: Finished difference Result 1421 states and 2007 transitions. [2020-10-12 17:55:08,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2020-10-12 17:55:08,590 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 123 [2020-10-12 17:55:08,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:55:08,604 INFO L225 Difference]: With dead ends: 1421 [2020-10-12 17:55:08,604 INFO L226 Difference]: Without dead ends: 1057 [2020-10-12 17:55:08,609 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 48 SyntacticMatches, 1 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 385 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=329, Invalid=1153, Unknown=0, NotChecked=0, Total=1482 [2020-10-12 17:55:08,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1057 states. [2020-10-12 17:55:08,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1057 to 777. [2020-10-12 17:55:08,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 777 states. [2020-10-12 17:55:08,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 777 states and 954 transitions. [2020-10-12 17:55:08,844 INFO L78 Accepts]: Start accepts. Automaton has 777 states and 954 transitions. Word has length 123 [2020-10-12 17:55:08,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:55:08,848 INFO L479 AbstractCegarLoop]: Abstraction has 777 states and 954 transitions. [2020-10-12 17:55:08,848 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-12 17:55:08,848 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 954 transitions. [2020-10-12 17:55:08,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2020-10-12 17:55:08,858 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:55:08,859 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:55:08,859 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-12 17:55:08,859 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:55:08,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:55:08,860 INFO L82 PathProgramCache]: Analyzing trace with hash -1729220383, now seen corresponding path program 1 times [2020-10-12 17:55:08,860 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:55:08,860 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1213055816] [2020-10-12 17:55:08,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:55:08,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:08,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:08,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:09,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:10,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:13,902 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:13,902 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 152 [2020-10-12 17:55:13,902 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 17:55:13,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-12 17:55:13,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:13,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 17:55:13,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 107 [2020-10-12 17:55:13,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-12 17:55:13,903 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:14,186 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:55:14,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:55:14,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:14,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:14,211 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:14,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:14,211 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:14,211 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-12 17:55:14,211 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:14,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:14,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:14,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:14,212 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:14,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:55:14,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:14,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:14,223 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:14,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:55:14,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:14,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:14,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:14,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:14,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:14,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:14,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:14,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:55:14,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:14,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:14,226 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:14,226 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:55:14,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:14,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:14,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:14,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:14,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:14,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:14,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:14,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:55:14,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:14,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:14,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:14,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:14,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:14,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:14,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:14,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:14,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:14,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:14,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:14,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:55:14,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:14,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:14,233 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:14,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:55:14,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:14,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:14,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:14,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:14,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:14,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:14,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:14,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 17:55:14,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:14,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:14,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:14,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:14,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:14,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:14,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:14,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:14,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:14,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:14,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:14,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-12 17:55:14,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:14,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:14,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:14,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:14,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:14,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:14,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:14,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:14,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:14,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:14,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:14,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-12 17:55:14,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:14,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:14,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:14,374 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:14,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 17:55:14,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:55:14,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 89 [2020-10-12 17:55:14,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:14,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:55:14,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:14,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-12 17:55:14,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:14,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:55:14,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:14,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:14,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:14,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:14,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-12 17:55:14,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:55:14,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 85 [2020-10-12 17:55:14,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:14,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:55:14,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:14,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-12 17:55:14,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:14,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:55:14,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:14,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:14,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:14,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:14,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 17:55:14,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:55:14,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 17:55:14,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:14,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:55:14,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 17:55:14,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:55:14,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:14,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:14,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:14,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:14,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:14,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:55:14,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:14,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:55:14,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:14,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 17:55:14,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:14,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:55:14,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:14,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 17:55:14,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:14,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:14,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:14,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 17:55:14,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:14,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-12 17:55:14,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:14,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:55:14,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:14,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-12 17:55:14,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:14,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:14,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:14,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:14,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:14,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:55:14,642 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:14,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-12 17:55:14,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:14,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:55:14,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:14,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-12 17:55:14,644 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:14,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:14,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:14,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:14,702 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:14,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:14,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:14,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:55:14,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:14,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 17:55:14,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:14,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:55:14,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:14,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:55:14,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:14,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:14,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:14,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:14,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:14,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:55:14,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:14,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:14,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:14,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:55:14,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:14,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-12 17:55:14,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:14,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:14,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:14,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:14,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:14,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:55:14,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:14,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:55:14,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:14,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:55:14,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:14,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-12 17:55:14,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:14,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:14,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:14,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:14,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:14,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:14,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:14,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:14,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:55:14,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:14,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:14,793 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-12 17:55:14,794 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1213055816] [2020-10-12 17:55:14,794 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 17:55:14,794 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2020-10-12 17:55:14,795 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [250545602] [2020-10-12 17:55:14,797 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-12 17:55:14,798 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:55:14,798 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-12 17:55:14,799 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=238, Unknown=0, NotChecked=0, Total=272 [2020-10-12 17:55:14,799 INFO L87 Difference]: Start difference. First operand 777 states and 954 transitions. Second operand 17 states. [2020-10-12 17:55:15,420 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 17:55:16,621 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 17:55:16,943 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-12 17:55:17,196 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-12 17:55:17,487 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-12 17:55:17,810 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-12 17:55:18,063 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:55:18,333 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-12 17:55:18,616 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 17:55:18,961 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 17:55:19,267 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:55:20,022 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 17:55:20,305 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-12 17:55:20,719 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-12 17:55:21,063 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-12 17:55:21,320 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:55:21,582 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 17:55:21,909 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 17:55:22,205 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 17:55:24,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:55:24,714 INFO L93 Difference]: Finished difference Result 2154 states and 3028 transitions. [2020-10-12 17:55:24,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2020-10-12 17:55:24,716 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 104 [2020-10-12 17:55:24,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:55:24,726 INFO L225 Difference]: With dead ends: 2154 [2020-10-12 17:55:24,726 INFO L226 Difference]: Without dead ends: 1313 [2020-10-12 17:55:24,731 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 538 ImplicationChecksByTransitivity, 5.3s TimeCoverageRelationStatistics Valid=435, Invalid=1917, Unknown=0, NotChecked=0, Total=2352 [2020-10-12 17:55:24,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1313 states. [2020-10-12 17:55:24,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1313 to 1075. [2020-10-12 17:55:24,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1075 states. [2020-10-12 17:55:24,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1075 states to 1075 states and 1299 transitions. [2020-10-12 17:55:24,915 INFO L78 Accepts]: Start accepts. Automaton has 1075 states and 1299 transitions. Word has length 104 [2020-10-12 17:55:24,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:55:24,916 INFO L479 AbstractCegarLoop]: Abstraction has 1075 states and 1299 transitions. [2020-10-12 17:55:24,916 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-12 17:55:24,916 INFO L276 IsEmpty]: Start isEmpty. Operand 1075 states and 1299 transitions. [2020-10-12 17:55:24,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2020-10-12 17:55:24,924 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:55:24,924 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:55:24,924 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-12 17:55:24,925 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:55:24,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:55:24,925 INFO L82 PathProgramCache]: Analyzing trace with hash 392776687, now seen corresponding path program 1 times [2020-10-12 17:55:24,926 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:55:24,926 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1041449040] [2020-10-12 17:55:24,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:55:24,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:24,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:25,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:25,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:25,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:27,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:27,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 195 [2020-10-12 17:55:27,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 17:55:27,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2479 [2020-10-12 17:55:27,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:27,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 17:55:27,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:55:27,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 83 [2020-10-12 17:55:27,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:27,747 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:55:27,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:55:27,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:27,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:27,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:27,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:27,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:27,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 58 [2020-10-12 17:55:27,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:27,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:27,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:27,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 17:55:27,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-12 17:55:27,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:55:27,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:27,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:27,847 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:27,848 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:55:27,848 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:27,848 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:27,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:27,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:27,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:27,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:55:27,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:27,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:55:27,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:27,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:27,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:27,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:55:27,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:27,861 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 17:55:27,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:27,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:27,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:27,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:55:27,862 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:27,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:55:27,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:27,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:27,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:27,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:27,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:27,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:55:27,871 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:27,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:27,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:27,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:55:27,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:27,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:55:27,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:27,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:27,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:27,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:55:27,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:27,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:27,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:27,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:27,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:27,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:55:27,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:27,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 17:55:27,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:27,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:27,898 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:27,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:27,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:27,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:55:27,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:27,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:27,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:27,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:55:27,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:27,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-12 17:55:27,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:27,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:27,922 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:27,922 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:55:27,923 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:27,923 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:55:27,923 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:27,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:27,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:27,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:55:27,924 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:27,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-12 17:55:27,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:27,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:27,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:27,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-12 17:55:27,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:27,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-12 17:55:27,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:27,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:55:27,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 17:55:27,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 82 [2020-10-12 17:55:27,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:28,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:55:28,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:28,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:28,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:28,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 17:55:28,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:28,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-12 17:55:28,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:28,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 17:55:28,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:28,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-12 17:55:28,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:28,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:55:28,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:28,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:28,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:28,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-12 17:55:28,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:28,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-12 17:55:28,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:28,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:28,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:28,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-12 17:55:28,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:28,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:55:28,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:28,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:28,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:28,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 17:55:28,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:28,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 17:55:28,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:28,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:28,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:28,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 17:55:28,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:28,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:28,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:28,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:28,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:28,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:55:28,160 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:28,160 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:55:28,160 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:28,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:28,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:28,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-12 17:55:28,162 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:28,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 17:55:28,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:28,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:28,191 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:28,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 17:55:28,192 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:28,193 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 17:55:28,193 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:28,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:28,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:28,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-12 17:55:28,194 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:28,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:28,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:28,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:28,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:28,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:55:28,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:28,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:55:28,202 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:28,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:28,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:28,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:28,203 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:28,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:28,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:28,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:28,208 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:28,208 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:28,209 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:28,209 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:28,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:28,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:28,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:28,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:28,211 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:28,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:55:28,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:28,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:28,216 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:28,216 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:28,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:28,217 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:55:28,217 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:28,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:28,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:28,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:28,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:28,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-12 17:55:28,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:28,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:28,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:28,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:55:28,233 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:28,233 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:55:28,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:28,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:28,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:28,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 17:55:28,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:28,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:28,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:28,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:28,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:28,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:28,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:28,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:28,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:28,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:28,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:28,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:28,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:28,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-12 17:55:28,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:28,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:28,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:28,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:28,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:28,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:28,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:28,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:28,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:55:28,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:28,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:28,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-12 17:55:28,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:28,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:28,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:28,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:28,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:28,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:28,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:28,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:28,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:55:28,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:28,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:28,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-12 17:55:28,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:28,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:28,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:28,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:28,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:28,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:28,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:28,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:28,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:55:28,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:28,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:28,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-12 17:55:28,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:28,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:28,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:28,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:28,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:28,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:28,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:28,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:28,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:55:28,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:28,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:28,337 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-10-12 17:55:28,337 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1041449040] [2020-10-12 17:55:28,338 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 17:55:28,338 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-12 17:55:28,338 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1050849863] [2020-10-12 17:55:28,340 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-12 17:55:28,340 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:55:28,341 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-12 17:55:28,341 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2020-10-12 17:55:28,341 INFO L87 Difference]: Start difference. First operand 1075 states and 1299 transitions. Second operand 12 states. [2020-10-12 17:55:29,043 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:55:29,996 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 189 [2020-10-12 17:55:33,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:55:33,624 INFO L93 Difference]: Finished difference Result 3513 states and 4776 transitions. [2020-10-12 17:55:33,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2020-10-12 17:55:33,624 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 137 [2020-10-12 17:55:33,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:55:33,645 INFO L225 Difference]: With dead ends: 3513 [2020-10-12 17:55:33,646 INFO L226 Difference]: Without dead ends: 2466 [2020-10-12 17:55:33,652 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 55 SyntacticMatches, 4 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 842 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=494, Invalid=2158, Unknown=0, NotChecked=0, Total=2652 [2020-10-12 17:55:33,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2466 states. [2020-10-12 17:55:34,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2466 to 2027. [2020-10-12 17:55:34,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2027 states. [2020-10-12 17:55:34,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2027 states to 2027 states and 2538 transitions. [2020-10-12 17:55:34,054 INFO L78 Accepts]: Start accepts. Automaton has 2027 states and 2538 transitions. Word has length 137 [2020-10-12 17:55:34,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:55:34,057 INFO L479 AbstractCegarLoop]: Abstraction has 2027 states and 2538 transitions. [2020-10-12 17:55:34,057 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-12 17:55:34,057 INFO L276 IsEmpty]: Start isEmpty. Operand 2027 states and 2538 transitions. [2020-10-12 17:55:34,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2020-10-12 17:55:34,062 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:55:34,062 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:55:34,062 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-12 17:55:34,063 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:55:34,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:55:34,063 INFO L82 PathProgramCache]: Analyzing trace with hash -348776171, now seen corresponding path program 1 times [2020-10-12 17:55:34,063 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:55:34,069 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [122118483] [2020-10-12 17:55:34,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:55:34,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:34,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:34,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:34,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:34,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:34,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 201 [2020-10-12 17:55:34,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 17:55:34,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 554 [2020-10-12 17:55:34,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:34,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 17:55:34,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 145 [2020-10-12 17:55:34,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 52 [2020-10-12 17:55:34,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:34,982 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:55:34,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:55:34,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:34,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:35,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:35,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:35,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:35,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-12 17:55:35,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:35,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:35,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:35,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:35,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:35,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:55:35,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:35,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:35,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:35,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:55:35,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:35,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:35,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:35,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:35,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:35,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:35,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:35,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:55:35,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:35,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:35,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:35,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:55:35,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:35,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:35,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:35,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:35,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:35,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:35,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:35,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:55:35,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:35,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:35,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:35,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:35,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:35,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:35,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:35,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:35,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:35,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:35,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:35,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:55:35,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:35,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:35,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:35,040 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:55:35,040 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:35,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:35,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:35,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:35,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:35,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:35,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:35,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 17:55:35,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:35,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:35,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:35,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:35,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:35,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:35,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:35,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:35,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:35,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:35,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:35,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-12 17:55:35,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:35,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:35,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:35,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:35,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:35,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:35,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:35,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:35,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:35,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:35,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:35,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-12 17:55:35,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:35,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:35,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:35,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:55:35,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:35,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:35,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:35,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:35,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:35,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:35,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:35,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-12 17:55:35,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:35,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:35,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:35,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-12 17:55:35,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:35,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-12 17:55:35,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:35,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:35,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:35,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 74 [2020-10-12 17:55:35,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:35,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:55:35,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:35,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:35,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:35,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 17:55:35,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:35,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:55:35,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:35,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:35,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:35,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:35,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:35,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:55:35,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:35,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:35,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:35,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-12 17:55:35,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:35,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:55:35,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:35,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:35,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:35,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:35,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:35,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:55:35,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:35,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:35,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:35,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 17:55:35,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:35,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:55:35,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:35,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:35,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:35,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:35,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:35,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:35,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:35,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:35,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:35,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:55:35,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:35,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:35,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:35,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:35,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:35,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:35,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:35,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 17:55:35,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:35,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:35,201 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:35,202 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 17:55:35,202 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:35,202 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:55:35,202 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:35,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:35,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:35,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:35,203 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:35,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:35,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:35,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:35,207 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:35,207 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:55:35,207 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:35,208 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:35,208 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:35,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:35,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:35,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:35,209 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:35,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:35,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:35,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:35,211 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:35,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:35,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:35,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:35,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:35,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:35,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:35,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:35,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:35,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:55:35,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:35,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:35,216 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:35,216 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:35,216 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:35,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:35,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:35,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:35,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:35,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:35,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:35,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-12 17:55:35,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:35,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:35,227 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:35,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:55:35,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:35,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:55:35,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:35,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:35,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:35,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-12 17:55:35,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:35,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:35,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:35,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:35,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:35,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:35,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:35,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:35,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:35,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:35,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:35,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:35,234 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:35,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-12 17:55:35,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:35,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:35,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:35,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:35,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:35,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:35,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:35,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:35,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:35,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:55:35,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:35,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-12 17:55:35,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:35,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:35,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:35,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:35,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:35,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:35,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:35,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:35,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:35,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:55:35,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:35,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-12 17:55:35,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:35,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:35,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:35,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:35,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:35,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:35,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:35,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:35,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:35,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:55:35,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:35,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-12 17:55:35,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:35,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:35,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:35,271 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:35,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:35,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:35,271 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:35,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:35,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:35,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:55:35,272 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:35,302 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 15 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-10-12 17:55:35,303 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [122118483] [2020-10-12 17:55:35,303 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:55:35,303 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-12 17:55:35,303 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [603401468] [2020-10-12 17:55:35,304 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-12 17:55:35,304 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:55:35,304 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-12 17:55:35,304 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2020-10-12 17:55:35,305 INFO L87 Difference]: Start difference. First operand 2027 states and 2538 transitions. Second operand 10 states. [2020-10-12 17:55:35,957 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:55:39,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:55:39,849 INFO L93 Difference]: Finished difference Result 3818 states and 5259 transitions. [2020-10-12 17:55:39,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-10-12 17:55:39,850 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 141 [2020-10-12 17:55:39,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:55:39,874 INFO L225 Difference]: With dead ends: 3818 [2020-10-12 17:55:39,875 INFO L226 Difference]: Without dead ends: 3815 [2020-10-12 17:55:39,878 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 252 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=248, Invalid=744, Unknown=0, NotChecked=0, Total=992 [2020-10-12 17:55:39,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3815 states. [2020-10-12 17:55:40,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3815 to 3033. [2020-10-12 17:55:40,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3033 states. [2020-10-12 17:55:40,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3033 states to 3033 states and 3808 transitions. [2020-10-12 17:55:40,644 INFO L78 Accepts]: Start accepts. Automaton has 3033 states and 3808 transitions. Word has length 141 [2020-10-12 17:55:40,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:55:40,645 INFO L479 AbstractCegarLoop]: Abstraction has 3033 states and 3808 transitions. [2020-10-12 17:55:40,645 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-12 17:55:40,645 INFO L276 IsEmpty]: Start isEmpty. Operand 3033 states and 3808 transitions. [2020-10-12 17:55:40,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2020-10-12 17:55:40,657 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:55:40,657 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:55:40,657 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-12 17:55:40,658 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:55:40,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:55:40,658 INFO L82 PathProgramCache]: Analyzing trace with hash 201166416, now seen corresponding path program 1 times [2020-10-12 17:55:40,658 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:55:40,658 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1266195409] [2020-10-12 17:55:40,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:55:40,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:40,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:40,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:40,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:40,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:40,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:41,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:41,574 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:41,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 243 [2020-10-12 17:55:41,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 17:55:41,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 880 [2020-10-12 17:55:41,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:41,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:41,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 74 [2020-10-12 17:55:41,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 102 [2020-10-12 17:55:41,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:41,816 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:55:41,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:55:41,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:41,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:41,834 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:41,834 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:41,834 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:41,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-12 17:55:41,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:41,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:41,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:41,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:41,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:41,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:55:41,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:41,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:41,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:41,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:55:41,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:41,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:41,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:41,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:41,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:41,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:41,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:41,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:55:41,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:41,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:41,845 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:41,845 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:55:41,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:41,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:41,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:41,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:41,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:41,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:41,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:41,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:55:41,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:41,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:41,847 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:41,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:41,848 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:41,848 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:41,848 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:41,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:41,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:41,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:41,849 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:41,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:55:41,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:41,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:41,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:41,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:55:41,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:41,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:41,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:41,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:41,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:41,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:41,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:41,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 17:55:41,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:41,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:41,861 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:41,861 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:41,861 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:41,861 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:41,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:41,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:41,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:41,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:41,862 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:41,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-12 17:55:41,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:41,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:41,870 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:41,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:41,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:41,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:41,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:41,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:41,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:41,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:41,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:41,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-12 17:55:41,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:41,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:41,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:41,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:55:41,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:41,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:41,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:41,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:41,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:41,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:41,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:41,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-12 17:55:41,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:41,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:41,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:41,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-12 17:55:41,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:41,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 17:55:41,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:41,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:41,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:41,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-12 17:55:41,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:41,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:55:41,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:41,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:41,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:41,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 17:55:41,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:41,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 17:55:41,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:41,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:41,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:41,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-12 17:55:41,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:41,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:55:41,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:41,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:41,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:41,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-12 17:55:41,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:41,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:55:41,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:41,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:41,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:41,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:41,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:41,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:55:41,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:41,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:41,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:41,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 17:55:41,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:41,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:41,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:41,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:41,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:41,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:41,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:41,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:41,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:41,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:41,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:41,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:55:41,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:41,960 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:41,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:41,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:41,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:41,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:41,961 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:41,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 17:55:41,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:41,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:41,965 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:41,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 17:55:41,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:41,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:55:41,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:41,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:41,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:41,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:41,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:41,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:41,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:41,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:41,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:41,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:55:41,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:41,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:41,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:41,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:41,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:41,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:41,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:41,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:41,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:41,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:41,971 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:41,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:41,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:41,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:41,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:41,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:41,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:41,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:41,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:41,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:55:41,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:41,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:41,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:41,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:41,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:41,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:41,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:41,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:41,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:41,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:41,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:41,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-12 17:55:41,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:41,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:41,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:41,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:55:41,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:41,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:41,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:41,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:41,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:41,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 17:55:41,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:41,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:41,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:41,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:41,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:41,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:41,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:41,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:41,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:41,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:41,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:41,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:41,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:42,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-12 17:55:42,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:42,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:42,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:42,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:42,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:42,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:42,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:42,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:42,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:42,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:55:42,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:42,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-12 17:55:42,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:42,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:42,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:42,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-12 17:55:42,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:42,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 17:55:42,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:42,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:42,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-12 17:55:42,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-12 17:55:42,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:42,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:42,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:42,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:42,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:42,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:42,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:42,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:42,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:42,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:42,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:42,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:42,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:42,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:55:42,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:42,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:42,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:42,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-12 17:55:42,046 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:42,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:55:42,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:42,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:42,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:42,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-12 17:55:42,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:42,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:42,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:42,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:42,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:42,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:42,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:42,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:42,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:42,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:42,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:42,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:42,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:42,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 17:55:42,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:42,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:42,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:42,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:42,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:42,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:42,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:42,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:42,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:42,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:42,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:42,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-12 17:55:42,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:42,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:42,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:42,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:42,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:42,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:42,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:42,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:42,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:55:42,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:42,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:42,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-12 17:55:42,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:42,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:42,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:42,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:42,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:42,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:42,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:42,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:42,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:55:42,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:42,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:42,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2020-10-12 17:55:42,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:42,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:42,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:42,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:42,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:42,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:42,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:42,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:42,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:55:42,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:42,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:42,084 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 33 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-10-12 17:55:42,084 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1266195409] [2020-10-12 17:55:42,084 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:55:42,084 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-12 17:55:42,084 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [674731089] [2020-10-12 17:55:42,085 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-12 17:55:42,085 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:55:42,085 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-12 17:55:42,085 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2020-10-12 17:55:42,086 INFO L87 Difference]: Start difference. First operand 3033 states and 3808 transitions. Second operand 11 states. [2020-10-12 17:55:42,486 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 17:55:43,208 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:55:47,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:55:47,160 INFO L93 Difference]: Finished difference Result 5425 states and 6975 transitions. [2020-10-12 17:55:47,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2020-10-12 17:55:47,161 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 171 [2020-10-12 17:55:47,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:55:47,175 INFO L225 Difference]: With dead ends: 5425 [2020-10-12 17:55:47,175 INFO L226 Difference]: Without dead ends: 2420 [2020-10-12 17:55:47,186 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 599 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=378, Invalid=1602, Unknown=0, NotChecked=0, Total=1980 [2020-10-12 17:55:47,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2420 states. [2020-10-12 17:55:47,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2420 to 1907. [2020-10-12 17:55:47,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1907 states. [2020-10-12 17:55:47,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1907 states to 1907 states and 2323 transitions. [2020-10-12 17:55:47,555 INFO L78 Accepts]: Start accepts. Automaton has 1907 states and 2323 transitions. Word has length 171 [2020-10-12 17:55:47,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:55:47,556 INFO L479 AbstractCegarLoop]: Abstraction has 1907 states and 2323 transitions. [2020-10-12 17:55:47,556 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-12 17:55:47,557 INFO L276 IsEmpty]: Start isEmpty. Operand 1907 states and 2323 transitions. [2020-10-12 17:55:47,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2020-10-12 17:55:47,565 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:55:47,566 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:55:47,566 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-12 17:55:47,566 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:55:47,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:55:47,566 INFO L82 PathProgramCache]: Analyzing trace with hash 667301872, now seen corresponding path program 1 times [2020-10-12 17:55:47,567 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:55:47,567 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1048406795] [2020-10-12 17:55:47,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:55:47,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:47,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:47,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:47,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:49,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:49,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:50,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:52,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:52,638 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 317 [2020-10-12 17:55:52,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 17:55:52,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-12 17:55:52,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:52,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 21 [2020-10-12 17:55:52,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:55:52,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 181 [2020-10-12 17:55:52,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:52,916 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:55:52,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:55:52,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:52,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:52,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:52,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:52,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:52,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-12 17:55:52,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:52,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:52,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:52,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 17:55:52,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:52,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:55:52,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:52,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:52,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:52,976 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:55:52,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:52,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:52,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:52,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:52,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:52,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:55:52,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:52,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:55:52,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:52,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:52,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:52,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:55:52,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:52,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:52,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:52,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:52,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:52,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:55:52,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:52,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:55:52,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:52,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:52,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:52,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:52,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:52,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:52,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:52,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:52,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:52,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:55:52,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:52,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:55:52,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:52,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:52,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:52,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:55:52,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:52,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:52,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:52,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:52,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:52,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:55:52,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:52,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 17:55:52,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:52,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:52,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:52,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:53,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:53,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:53,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:53,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:53,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:53,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:55:53,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:53,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-12 17:55:53,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:53,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:53,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:53,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:53,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:53,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:55:53,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:53,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:55:53,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 17:55:53,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 17:55:53,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:53,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-12 17:55:53,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:53,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:53,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:53,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:53,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-12 17:55:53,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:55:53,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-12 17:55:53,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:53,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:55:53,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 17:55:53,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 82 [2020-10-12 17:55:53,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:53,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:55:53,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:53,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:53,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:53,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 17:55:53,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:53,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 17:55:53,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:53,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:53,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:53,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-12 17:55:53,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:53,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:55:53,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:53,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:53,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:53,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-12 17:55:53,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:53,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:55:53,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:53,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:53,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:53,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:53,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:53,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:55:53,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:53,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:53,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:53,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 17:55:53,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:53,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:53,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:53,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:53,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:53,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:53,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:53,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:53,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:53,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:53,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:53,130 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:55:53,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:53,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:53,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:53,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:53,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:53,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:53,131 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:53,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 17:55:53,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:53,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:53,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:53,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 17:55:53,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:53,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:53,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:53,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:53,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:53,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:53,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:53,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:53,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:53,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:53,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:53,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:55:53,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:53,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:53,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:53,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:53,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:53,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:53,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:53,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:53,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:53,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:53,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:53,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:53,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:53,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:53,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:53,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:53,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:53,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:53,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:53,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:55:53,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:53,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:53,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:53,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:53,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:53,145 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:53,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:53,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:53,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:53,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:53,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:53,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-12 17:55:53,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:53,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:53,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:53,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:55:53,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:53,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:53,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:53,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:53,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:53,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 17:55:53,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:53,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:53,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:53,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:53,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:53,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:53,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:53,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:53,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:53,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:53,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:53,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:53,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:53,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-12 17:55:53,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:53,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:53,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:53,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:53,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:53,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:53,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:53,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:53,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:53,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:55:53,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:53,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-12 17:55:53,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:53,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:53,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:53,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 74 [2020-10-12 17:55:53,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:53,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-12 17:55:53,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:53,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 17:55:53,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 17:55:53,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 74 [2020-10-12 17:55:53,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:53,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:53,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:53,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:53,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:53,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:53,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:53,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:55:53,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:53,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:55:53,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 17:55:53,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 17:55:53,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:53,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:55:53,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:53,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:53,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:53,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-12 17:55:53,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:53,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-12 17:55:53,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:53,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 17:55:53,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:53,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-12 17:55:53,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:53,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:55:53,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:53,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:53,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:53,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 17:55:53,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:53,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-12 17:55:53,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:53,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:55:53,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:53,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-12 17:55:53,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:53,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:53,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:53,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:53,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:53,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:53,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:53,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:55:53,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:53,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 17:55:53,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:53,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:55:53,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:53,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-12 17:55:53,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:53,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:53,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:53,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 17:55:53,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:53,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:53,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:53,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:53,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:53,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-12 17:55:53,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:53,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:55:53,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:53,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:53,518 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:53,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:55:53,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:53,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:53,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:53,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:53,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:53,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:53,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:53,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-12 17:55:53,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:53,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:53,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:53,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-12 17:55:53,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:53,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:55:53,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:53,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:53,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:53,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-12 17:55:53,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:53,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:53,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:53,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:53,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:53,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:53,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:53,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:53,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:53,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:53,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:53,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:53,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:53,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 17:55:53,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:53,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:53,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:53,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:53,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:53,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:53,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:53,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:53,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:53,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:53,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:53,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2020-10-12 17:55:53,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:53,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:53,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:53,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:53,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:53,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:53,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:53,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:53,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:55:53,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:53,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:53,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2020-10-12 17:55:53,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:53,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:53,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:53,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:53,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:53,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:53,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:53,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:53,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:55:53,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:53,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:53,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2020-10-12 17:55:53,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:53,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:53,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:53,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-12 17:55:53,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:53,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:55:53,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:53,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:53,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-10-12 17:55:53,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:53,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:53,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:55:53,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:53,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:53,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:53,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 17:55:53,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:53,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:55:53,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:53,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:53,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:53,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:53,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:53,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:53,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:53,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:53,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:53,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:53,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:53,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:53,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:53,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:53,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:53,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:53,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:53,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-12 17:55:53,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:53,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:53,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:53,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 17:55:53,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:53,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:53,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:53,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:53,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:53,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:53,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:53,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:55:53,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:53,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:53,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:53,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:55:53,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:53,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:53,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:53,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:53,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:53,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:53,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:53,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2020-10-12 17:55:53,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:53,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:53,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:53,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:53,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:53,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:53,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:53,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:53,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:55:53,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:53,580 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:53,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2020-10-12 17:55:53,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:53,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:53,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:53,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:53,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:53,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:53,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:53,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:53,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:55:53,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:53,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:53,623 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 44 proven. 25 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2020-10-12 17:55:53,623 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1048406795] [2020-10-12 17:55:53,623 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:55:53,623 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2020-10-12 17:55:53,624 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [16267659] [2020-10-12 17:55:53,624 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-10-12 17:55:53,624 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:55:53,625 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-10-12 17:55:53,625 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=288, Unknown=0, NotChecked=0, Total=342 [2020-10-12 17:55:53,625 INFO L87 Difference]: Start difference. First operand 1907 states and 2323 transitions. Second operand 19 states. [2020-10-12 17:55:54,339 WARN L193 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 189 [2020-10-12 17:55:55,113 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:55:57,884 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-10-12 17:55:58,432 WARN L193 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 192 [2020-10-12 17:55:58,928 WARN L193 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 192 [2020-10-12 17:55:59,407 WARN L193 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-10-12 17:56:01,174 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-10-12 17:56:01,482 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 17:56:01,765 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-12 17:56:02,221 WARN L193 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 189 [2020-10-12 17:56:02,466 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:56:04,895 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 191 [2020-10-12 17:56:05,818 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 192 [2020-10-12 17:56:06,315 WARN L193 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 200 [2020-10-12 17:56:06,943 WARN L193 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 196 [2020-10-12 17:56:07,474 WARN L193 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 198 [2020-10-12 17:56:10,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:56:10,023 INFO L93 Difference]: Finished difference Result 7111 states and 9676 transitions. [2020-10-12 17:56:10,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 86 states. [2020-10-12 17:56:10,024 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 227 [2020-10-12 17:56:10,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:56:10,055 INFO L225 Difference]: With dead ends: 7111 [2020-10-12 17:56:10,055 INFO L226 Difference]: Without dead ends: 5436 [2020-10-12 17:56:10,068 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 200 GetRequests, 102 SyntacticMatches, 1 SemanticMatches, 97 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3396 ImplicationChecksByTransitivity, 8.6s TimeCoverageRelationStatistics Valid=1398, Invalid=8304, Unknown=0, NotChecked=0, Total=9702 [2020-10-12 17:56:10,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5436 states. [2020-10-12 17:56:10,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5436 to 4594. [2020-10-12 17:56:10,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4594 states. [2020-10-12 17:56:10,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4594 states to 4594 states and 5666 transitions. [2020-10-12 17:56:10,783 INFO L78 Accepts]: Start accepts. Automaton has 4594 states and 5666 transitions. Word has length 227 [2020-10-12 17:56:10,784 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:56:10,784 INFO L479 AbstractCegarLoop]: Abstraction has 4594 states and 5666 transitions. [2020-10-12 17:56:10,784 INFO L480 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-10-12 17:56:10,784 INFO L276 IsEmpty]: Start isEmpty. Operand 4594 states and 5666 transitions. [2020-10-12 17:56:10,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2020-10-12 17:56:10,798 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:56:10,798 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:56:10,799 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-12 17:56:10,799 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:56:10,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:56:10,799 INFO L82 PathProgramCache]: Analyzing trace with hash 1834972219, now seen corresponding path program 1 times [2020-10-12 17:56:10,799 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:56:10,800 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1602244448] [2020-10-12 17:56:10,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:56:10,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:10,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:10,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:11,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:11,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:11,906 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:11,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 308 [2020-10-12 17:56:11,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 17:56:11,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1072 [2020-10-12 17:56:11,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:11,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:56:11,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 185 [2020-10-12 17:56:11,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:56:11,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:12,125 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:56:12,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:56:12,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:12,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:12,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:12,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:56:12,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:12,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-12 17:56:12,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:12,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:12,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:12,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:12,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:12,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:56:12,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:12,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:12,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:12,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:56:12,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:12,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:56:12,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:12,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:12,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:12,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:12,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:12,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:56:12,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:12,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:12,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:12,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:56:12,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:12,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:56:12,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:12,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:12,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:12,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:12,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:12,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:56:12,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:12,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:12,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:12,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:56:12,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:12,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:56:12,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:12,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:12,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:12,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:12,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:12,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:56:12,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:12,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:12,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:12,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:56:12,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:12,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:56:12,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:12,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:12,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:12,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:12,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:12,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 17:56:12,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:12,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:12,165 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:12,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:56:12,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:12,165 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:56:12,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:12,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:12,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:12,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:12,166 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:12,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-12 17:56:12,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:12,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:12,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:12,176 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:56:12,176 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:12,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:56:12,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:12,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:12,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:12,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:12,177 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:12,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-12 17:56:12,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:12,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:12,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:12,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-12 17:56:12,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:12,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:56:12,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:12,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:12,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:12,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:12,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:12,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:56:12,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:12,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:12,216 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:12,216 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 17:56:12,216 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:12,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:56:12,217 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:12,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:12,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:12,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:12,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:12,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:56:12,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:12,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:12,226 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:12,226 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-12 17:56:12,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:12,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:56:12,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:12,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:12,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:12,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:12,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:12,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:56:12,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:12,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:12,233 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:12,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 17:56:12,233 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:12,233 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:56:12,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:12,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:12,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:12,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:12,234 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:12,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:56:12,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:12,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:12,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:12,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:56:12,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:12,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:56:12,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:12,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:12,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:12,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:12,239 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:12,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 17:56:12,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:12,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:12,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:12,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 17:56:12,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:12,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:56:12,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:12,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:12,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:12,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:12,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:12,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:56:12,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:12,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:12,248 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:12,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:56:12,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:12,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:56:12,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:12,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:12,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:12,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:12,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:12,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:56:12,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:12,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:12,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:12,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:56:12,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:12,253 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:56:12,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:12,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:12,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:12,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:12,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:12,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:56:12,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:12,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:12,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:12,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:56:12,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:12,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:56:12,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:12,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:12,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:12,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:12,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:12,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-12 17:56:12,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:12,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:12,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:12,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:56:12,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:12,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:56:12,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:12,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:12,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:12,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:12,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:12,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:56:12,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:12,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:12,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:12,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:56:12,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:12,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:56:12,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:12,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:12,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:12,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:12,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:12,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-12 17:56:12,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:12,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:12,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:12,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:56:12,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:12,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:56:12,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:12,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:12,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:12,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:12,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:12,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-12 17:56:12,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:12,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:12,303 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:12,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 74 [2020-10-12 17:56:12,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:12,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-12 17:56:12,304 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:12,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:56:12,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-12 17:56:12,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:56:12,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:12,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:56:12,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:12,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:12,308 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:12,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:56:12,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:12,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:56:12,308 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:12,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:12,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:12,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:12,309 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:12,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:56:12,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:12,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:12,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:12,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-12 17:56:12,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:12,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 17:56:12,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:12,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:56:12,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-12 17:56:12,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:56:12,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:12,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:56:12,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:12,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:12,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:12,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 17:56:12,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:12,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 17:56:12,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:12,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:56:12,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:12,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 17:56:12,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:12,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:56:12,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:12,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:12,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:12,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:56:12,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:12,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:56:12,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:12,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:12,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:12,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:12,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:12,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-12 17:56:12,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:12,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:12,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:12,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 17:56:12,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:12,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:56:12,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:12,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:12,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-12 17:56:12,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:12,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:12,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:56:12,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:12,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:12,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:12,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:56:12,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:12,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:56:12,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:12,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:12,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:12,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:12,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:12,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-12 17:56:12,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:12,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:12,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:12,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-12 17:56:12,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:12,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:56:12,385 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:12,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:12,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-12 17:56:12,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:12,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:12,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:56:12,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:12,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:12,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:12,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:56:12,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:12,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:56:12,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:12,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:12,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:12,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:12,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:12,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 17:56:12,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:12,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:12,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:12,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:56:12,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:12,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:56:12,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:12,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:12,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:12,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:12,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:12,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-10-12 17:56:12,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:12,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:12,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:12,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:56:12,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:12,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:56:12,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:12,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:12,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:56:12,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:12,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:12,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2020-10-12 17:56:12,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:12,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:12,404 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:12,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-12 17:56:12,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:12,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:56:12,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:12,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:12,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-10-12 17:56:12,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:12,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:12,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:56:12,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:12,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:12,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:12,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 17:56:12,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:12,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:56:12,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:12,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:12,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:12,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:12,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:12,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:56:12,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:12,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:12,412 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:12,412 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:56:12,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:12,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:56:12,413 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:12,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:12,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:12,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:12,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:12,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-12 17:56:12,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:12,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:12,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:12,417 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 17:56:12,417 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:12,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:56:12,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:12,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:12,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:12,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:12,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:12,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:56:12,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:12,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:12,420 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:12,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:56:12,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:12,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:56:12,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:12,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:12,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:56:12,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:12,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:12,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2020-10-12 17:56:12,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:12,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:12,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:12,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:56:12,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:12,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:56:12,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:12,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:12,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:56:12,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:12,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:12,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2020-10-12 17:56:12,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:56:12,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:56:12,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:56:12,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:56:12,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:56:12,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:56:12,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:56:12,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:56:12,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:56:12,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:56:12,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:56:12,450 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 29 proven. 8 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-10-12 17:56:12,451 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1602244448] [2020-10-12 17:56:12,451 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:56:12,451 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-12 17:56:12,451 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1604652551] [2020-10-12 17:56:12,452 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-12 17:56:12,452 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:56:12,452 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-12 17:56:12,452 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2020-10-12 17:56:12,452 INFO L87 Difference]: Start difference. First operand 4594 states and 5666 transitions. Second operand 12 states. [2020-10-12 17:56:14,507 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 17:56:14,736 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 17:56:15,062 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 17:56:15,289 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 17:56:15,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:56:15,780 INFO L93 Difference]: Finished difference Result 6007 states and 7500 transitions. [2020-10-12 17:56:15,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-12 17:56:15,780 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 218 [2020-10-12 17:56:15,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:56:15,783 INFO L225 Difference]: With dead ends: 6007 [2020-10-12 17:56:15,783 INFO L226 Difference]: Without dead ends: 0 [2020-10-12 17:56:15,813 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=182, Invalid=468, Unknown=0, NotChecked=0, Total=650 [2020-10-12 17:56:15,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-12 17:56:15,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-12 17:56:15,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-12 17:56:15,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-12 17:56:15,816 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 218 [2020-10-12 17:56:15,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:56:15,816 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-12 17:56:15,816 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-12 17:56:15,816 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-12 17:56:15,817 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-12 17:56:15,817 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-12 17:56:15,820 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-12 17:56:16,013 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 197 [2020-10-12 17:56:20,772 WARN L193 SmtUtils]: Spent 2.00 s on a formula simplification. DAG size of input: 492 DAG size of output: 406 [2020-10-12 17:56:21,079 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 245 [2020-10-12 17:56:21,303 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 246 [2020-10-12 17:56:21,508 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 246 [2020-10-12 17:56:21,731 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 243 [2020-10-12 17:56:21,937 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 246 [2020-10-12 17:56:22,163 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 243 [2020-10-12 17:56:22,531 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 246 [2020-10-12 17:56:22,754 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 246 [2020-10-12 17:56:23,122 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 243 [2020-10-12 17:56:24,012 WARN L193 SmtUtils]: Spent 828.00 ms on a formula simplification. DAG size of input: 501 DAG size of output: 413 [2020-10-12 17:56:24,571 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 198 [2020-10-12 17:56:28,339 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 511 DAG size of output: 459 [2020-10-12 17:56:28,649 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 200 [2020-10-12 17:56:28,824 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 125 [2020-10-12 17:56:29,185 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 132 [2020-10-12 17:56:29,410 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 279 DAG size of output: 258 [2020-10-12 17:56:29,515 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 204 [2020-10-12 17:56:29,721 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 283 DAG size of output: 148 [2020-10-12 17:56:29,832 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 125 [2020-10-12 17:56:29,983 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 274 DAG size of output: 138 [2020-10-12 17:56:30,227 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 119 [2020-10-12 17:56:30,392 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 204 [2020-10-12 17:56:31,342 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 132 [2020-10-12 17:56:31,488 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 204 [2020-10-12 17:56:31,677 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 274 DAG size of output: 253 [2020-10-12 17:56:31,949 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 287 DAG size of output: 265 [2020-10-12 17:56:32,182 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 278 DAG size of output: 143 [2020-10-12 17:56:32,340 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 204 [2020-10-12 17:56:32,589 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 234 [2020-10-12 17:56:32,964 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 287 DAG size of output: 265 [2020-10-12 17:56:33,094 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 119 [2020-10-12 17:56:33,355 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 278 DAG size of output: 143 [2020-10-12 17:56:33,577 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 291 DAG size of output: 154 [2020-10-12 17:56:33,683 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 200 [2020-10-12 17:56:34,031 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 282 DAG size of output: 260 [2020-10-12 17:56:34,338 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 150 [2020-10-12 17:56:34,722 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 247 [2020-10-12 17:56:35,132 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 291 DAG size of output: 154 [2020-10-12 17:56:35,442 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 204 [2020-10-12 17:56:35,650 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 274 DAG size of output: 138 [2020-10-12 17:56:35,892 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 274 DAG size of output: 253 [2020-10-12 17:56:36,890 WARN L193 SmtUtils]: Spent 696.00 ms on a formula simplification. DAG size of input: 458 DAG size of output: 415 [2020-10-12 17:56:39,858 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 1 [2020-10-12 17:56:42,733 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 573 DAG size of output: 461 [2020-10-12 17:56:45,792 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 236 [2020-10-12 17:56:46,019 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 239 [2020-10-12 17:56:46,149 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 234 [2020-10-12 17:56:46,271 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 240 [2020-10-12 17:56:48,216 WARN L193 SmtUtils]: Spent 887.00 ms on a formula simplification. DAG size of input: 501 DAG size of output: 413 [2020-10-12 17:56:50,288 WARN L193 SmtUtils]: Spent 899.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 22 [2020-10-12 17:56:50,463 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 1 [2020-10-12 17:56:50,906 WARN L193 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 29 [2020-10-12 17:56:51,140 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 1 [2020-10-12 17:56:51,878 WARN L193 SmtUtils]: Spent 729.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 26 [2020-10-12 17:56:51,984 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-12 17:56:52,454 WARN L193 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 29 [2020-10-12 17:56:52,899 WARN L193 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 29 [2020-10-12 17:56:54,655 WARN L193 SmtUtils]: Spent 1.68 s on a formula simplification. DAG size of input: 306 DAG size of output: 37 [2020-10-12 17:56:54,813 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 32 [2020-10-12 17:56:56,034 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 292 DAG size of output: 30 [2020-10-12 17:56:56,245 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:56:57,675 WARN L193 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 310 DAG size of output: 35 [2020-10-12 17:56:58,927 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 164 DAG size of output: 20 [2020-10-12 17:56:59,574 WARN L193 SmtUtils]: Spent 642.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 26 [2020-10-12 17:57:00,716 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 241 DAG size of output: 34 [2020-10-12 17:57:01,241 WARN L193 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 17 [2020-10-12 17:57:01,347 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-12 17:57:01,504 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 1 [2020-10-12 17:57:02,629 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 192 DAG size of output: 31 [2020-10-12 17:57:02,817 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-12 17:57:03,031 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 29 [2020-10-12 17:57:05,991 WARN L193 SmtUtils]: Spent 2.95 s on a formula simplification. DAG size of input: 377 DAG size of output: 43 [2020-10-12 17:57:06,552 WARN L193 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 18 [2020-10-12 17:57:08,744 WARN L193 SmtUtils]: Spent 2.17 s on a formula simplification. DAG size of input: 250 DAG size of output: 50 [2020-10-12 17:57:11,101 WARN L193 SmtUtils]: Spent 2.35 s on a formula simplification. DAG size of input: 169 DAG size of output: 25 [2020-10-12 17:57:12,962 WARN L193 SmtUtils]: Spent 1.85 s on a formula simplification. DAG size of input: 334 DAG size of output: 39 [2020-10-12 17:57:13,511 WARN L193 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 18 [2020-10-12 17:57:14,758 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 198 DAG size of output: 30 [2020-10-12 17:57:15,043 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 1 [2020-10-12 17:57:15,496 WARN L193 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 29 [2020-10-12 17:57:16,019 WARN L193 SmtUtils]: Spent 516.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 17 [2020-10-12 17:57:16,623 WARN L193 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 23 [2020-10-12 17:57:17,116 WARN L193 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 29 [2020-10-12 17:57:18,688 WARN L193 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 179 DAG size of output: 24 [2020-10-12 17:57:19,228 WARN L193 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 15 [2020-10-12 17:57:20,128 WARN L193 SmtUtils]: Spent 828.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 36 [2020-10-12 17:57:20,610 WARN L193 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 33 [2020-10-12 17:57:20,840 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 1 [2020-10-12 17:57:21,293 WARN L193 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 29 [2020-10-12 17:57:22,425 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 218 DAG size of output: 31 [2020-10-12 17:57:22,866 WARN L193 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 20 [2020-10-12 17:57:23,439 WARN L193 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 23 [2020-10-12 17:57:23,611 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 1 [2020-10-12 17:57:24,068 WARN L193 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 29 [2020-10-12 17:57:24,301 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 1 [2020-10-12 17:57:25,114 WARN L193 SmtUtils]: Spent 799.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 34 [2020-10-12 17:57:25,605 WARN L193 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 29 [2020-10-12 17:57:25,831 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 1 [2020-10-12 17:57:28,287 WARN L193 SmtUtils]: Spent 2.45 s on a formula simplification. DAG size of input: 376 DAG size of output: 36 [2020-10-12 17:57:29,309 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 156 DAG size of output: 28 [2020-10-12 17:57:29,479 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 1 [2020-10-12 17:57:29,583 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-12 17:57:30,077 WARN L193 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 24 [2020-10-12 17:57:31,437 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 225 DAG size of output: 48 [2020-10-12 17:57:31,640 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 1 [2020-10-12 17:57:32,323 WARN L193 SmtUtils]: Spent 680.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 26 [2020-10-12 17:57:34,002 WARN L193 SmtUtils]: Spent 1.66 s on a formula simplification. DAG size of input: 296 DAG size of output: 35 [2020-10-12 17:57:34,205 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 1 [2020-10-12 17:57:35,664 WARN L193 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 310 DAG size of output: 35 [2020-10-12 17:57:36,759 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 218 DAG size of output: 31 [2020-10-12 17:57:36,763 INFO L268 CegarLoopResult]: For program point L448(line 448) no Hoare annotation was computed. [2020-10-12 17:57:36,763 INFO L268 CegarLoopResult]: For program point L447-2(lines 447 468) no Hoare annotation was computed. [2020-10-12 17:57:36,763 INFO L268 CegarLoopResult]: For program point L469(lines 446 470) no Hoare annotation was computed. [2020-10-12 17:57:36,764 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 422 477) no Hoare annotation was computed. [2020-10-12 17:57:36,764 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 422 477) no Hoare annotation was computed. [2020-10-12 17:57:36,764 INFO L268 CegarLoopResult]: For program point L453(lines 453 457) no Hoare annotation was computed. [2020-10-12 17:57:36,764 INFO L268 CegarLoopResult]: For program point L453-1(lines 453 457) no Hoare annotation was computed. [2020-10-12 17:57:36,764 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 422 477) no Hoare annotation was computed. [2020-10-12 17:57:36,764 INFO L268 CegarLoopResult]: For program point L510(lines 510 514) no Hoare annotation was computed. [2020-10-12 17:57:36,766 INFO L268 CegarLoopResult]: For program point L510-1(lines 510 514) no Hoare annotation was computed. [2020-10-12 17:57:36,766 INFO L268 CegarLoopResult]: For program point L505(line 505) no Hoare annotation was computed. [2020-10-12 17:57:36,766 INFO L268 CegarLoopResult]: For program point L504-2(lines 504 529) no Hoare annotation was computed. [2020-10-12 17:57:36,766 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 478 537) no Hoare annotation was computed. [2020-10-12 17:57:36,767 INFO L268 CegarLoopResult]: For program point L530(lines 503 531) no Hoare annotation was computed. [2020-10-12 17:57:36,767 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 478 537) no Hoare annotation was computed. [2020-10-12 17:57:36,767 INFO L268 CegarLoopResult]: For program point L523(line 523) no Hoare annotation was computed. [2020-10-12 17:57:36,767 INFO L268 CegarLoopResult]: For program point L523-1(line 523) no Hoare annotation was computed. [2020-10-12 17:57:36,767 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 478 537) no Hoare annotation was computed. [2020-10-12 17:57:36,767 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 282 288) the Hoare annotation is: true [2020-10-12 17:57:36,767 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 282 288) no Hoare annotation was computed. [2020-10-12 17:57:36,767 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 289 297) no Hoare annotation was computed. [2020-10-12 17:57:36,768 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 289 297) the Hoare annotation is: true [2020-10-12 17:57:36,768 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 289 297) no Hoare annotation was computed. [2020-10-12 17:57:36,768 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 240 262) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:57:36,768 INFO L264 CegarLoopResult]: At program point L252(line 252) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:57:36,768 INFO L264 CegarLoopResult]: At program point L252-1(line 252) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:57:36,769 INFO L268 CegarLoopResult]: For program point L250(lines 250 257) no Hoare annotation was computed. [2020-10-12 17:57:36,769 INFO L268 CegarLoopResult]: For program point L250-1(lines 250 257) no Hoare annotation was computed. [2020-10-12 17:57:36,769 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 240 262) no Hoare annotation was computed. [2020-10-12 17:57:36,769 INFO L268 CegarLoopResult]: For program point L248(line 248) no Hoare annotation was computed. [2020-10-12 17:57:36,769 INFO L264 CegarLoopResult]: At program point L247(line 247) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:57:36,769 INFO L264 CegarLoopResult]: At program point L246(line 246) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:57:36,770 INFO L264 CegarLoopResult]: At program point L246-1(line 246) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:57:36,770 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 240 262) no Hoare annotation was computed. [2020-10-12 17:57:36,770 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 193 216) no Hoare annotation was computed. [2020-10-12 17:57:36,770 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 193 216) no Hoare annotation was computed. [2020-10-12 17:57:36,770 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 193 216) no Hoare annotation was computed. [2020-10-12 17:57:36,770 INFO L268 CegarLoopResult]: For program point L211(line 211) no Hoare annotation was computed. [2020-10-12 17:57:36,770 INFO L268 CegarLoopResult]: For program point L210(line 210) no Hoare annotation was computed. [2020-10-12 17:57:36,770 INFO L268 CegarLoopResult]: For program point L209(line 209) no Hoare annotation was computed. [2020-10-12 17:57:36,771 INFO L268 CegarLoopResult]: For program point L208(line 208) no Hoare annotation was computed. [2020-10-12 17:57:36,771 INFO L268 CegarLoopResult]: For program point L207(line 207) no Hoare annotation was computed. [2020-10-12 17:57:36,771 INFO L268 CegarLoopResult]: For program point L206(line 206) no Hoare annotation was computed. [2020-10-12 17:57:36,771 INFO L268 CegarLoopResult]: For program point L205(line 205) no Hoare annotation was computed. [2020-10-12 17:57:36,771 INFO L268 CegarLoopResult]: For program point L204(line 204) no Hoare annotation was computed. [2020-10-12 17:57:36,771 INFO L268 CegarLoopResult]: For program point L203(line 203) no Hoare annotation was computed. [2020-10-12 17:57:36,771 INFO L268 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2020-10-12 17:57:36,771 INFO L268 CegarLoopResult]: For program point L201(line 201) no Hoare annotation was computed. [2020-10-12 17:57:36,771 INFO L268 CegarLoopResult]: For program point L200(line 200) no Hoare annotation was computed. [2020-10-12 17:57:36,772 INFO L268 CegarLoopResult]: For program point L199(line 199) no Hoare annotation was computed. [2020-10-12 17:57:36,772 INFO L268 CegarLoopResult]: For program point L198(line 198) no Hoare annotation was computed. [2020-10-12 17:57:36,772 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 954 968) no Hoare annotation was computed. [2020-10-12 17:57:36,772 INFO L264 CegarLoopResult]: At program point L960(line 960) the Hoare annotation is: (let ((.cse3 (not (= ~methAndRunningLastTime~0 0))) (.cse0 (not (= |old(~systemActive~0)| 1))) (.cse2 (not (<= |old(~systemActive~0)| 0)))) (and (or (let ((.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1) (or .cse2 .cse1))) .cse3 (not (<= 1 ~waterLevel~0))) (or (= |old(~systemActive~0)| 0) .cse3 (and .cse0 .cse2) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= 2 ~waterLevel~0))))) [2020-10-12 17:57:36,772 INFO L268 CegarLoopResult]: For program point L958(lines 958 964) no Hoare annotation was computed. [2020-10-12 17:57:36,772 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 954 968) the Hoare annotation is: (let ((.cse1 (not (= |old(~systemActive~0)| 1))) (.cse2 (not (<= |old(~systemActive~0)| 0))) (.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse3 (= |old(~systemActive~0)| ~systemActive~0))) (and (or (= |old(~systemActive~0)| 0) .cse0 (and .cse1 .cse2) (and .cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= 2 ~waterLevel~0))) (or (let ((.cse4 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse1 .cse4) (or .cse2 .cse4))) .cse0 (and .cse3 (= ~pumpRunning~0 0)) (not (<= 1 ~waterLevel~0))))) [2020-10-12 17:57:36,772 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 954 968) no Hoare annotation was computed. [2020-10-12 17:57:36,772 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 871 879) no Hoare annotation was computed. [2020-10-12 17:57:36,772 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 871 879) the Hoare annotation is: true [2020-10-12 17:57:36,773 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 871 879) no Hoare annotation was computed. [2020-10-12 17:57:36,773 INFO L268 CegarLoopResult]: For program point L944(lines 944 948) no Hoare annotation was computed. [2020-10-12 17:57:36,773 INFO L271 CegarLoopResult]: At program point L942(line 942) the Hoare annotation is: true [2020-10-12 17:57:36,773 INFO L268 CegarLoopResult]: For program point L944-2(lines 944 948) no Hoare annotation was computed. [2020-10-12 17:57:36,773 INFO L268 CegarLoopResult]: For program point L942-1(line 942) no Hoare annotation was computed. [2020-10-12 17:57:36,773 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 935 953) the Hoare annotation is: true [2020-10-12 17:57:36,773 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 935 953) no Hoare annotation was computed. [2020-10-12 17:57:36,773 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 935 953) no Hoare annotation was computed. [2020-10-12 17:57:36,773 INFO L268 CegarLoopResult]: For program point L899-2(lines 899 907) no Hoare annotation was computed. [2020-10-12 17:57:36,773 INFO L268 CegarLoopResult]: For program point L887(lines 887 895) no Hoare annotation was computed. [2020-10-12 17:57:36,773 INFO L268 CegarLoopResult]: For program point L887-2(lines 887 895) no Hoare annotation was computed. [2020-10-12 17:57:36,774 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 880 915) no Hoare annotation was computed. [2020-10-12 17:57:36,774 INFO L268 CegarLoopResult]: For program point L910(line 910) no Hoare annotation was computed. [2020-10-12 17:57:36,774 INFO L268 CegarLoopResult]: For program point L910-1(line 910) no Hoare annotation was computed. [2020-10-12 17:57:36,774 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 880 915) no Hoare annotation was computed. [2020-10-12 17:57:36,774 INFO L268 CegarLoopResult]: For program point L899(lines 899 907) no Hoare annotation was computed. [2020-10-12 17:57:36,774 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 880 915) no Hoare annotation was computed. [2020-10-12 17:57:36,774 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 275 281) no Hoare annotation was computed. [2020-10-12 17:57:36,774 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 275 281) the Hoare annotation is: true [2020-10-12 17:57:36,774 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 376 421) no Hoare annotation was computed. [2020-10-12 17:57:36,774 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 376 421) no Hoare annotation was computed. [2020-10-12 17:57:36,774 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 376 421) no Hoare annotation was computed. [2020-10-12 17:57:36,774 INFO L268 CegarLoopResult]: For program point L703(lines 703 723) no Hoare annotation was computed. [2020-10-12 17:57:36,774 INFO L268 CegarLoopResult]: For program point L703-1(lines 703 723) no Hoare annotation was computed. [2020-10-12 17:57:36,774 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 689 734) no Hoare annotation was computed. [2020-10-12 17:57:36,774 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 689 734) no Hoare annotation was computed. [2020-10-12 17:57:36,775 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 689 734) no Hoare annotation was computed. [2020-10-12 17:57:36,775 INFO L268 CegarLoopResult]: For program point L709(lines 709 716) no Hoare annotation was computed. [2020-10-12 17:57:36,775 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 226 236) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:57:36,775 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 226 236) no Hoare annotation was computed. [2020-10-12 17:57:36,775 INFO L264 CegarLoopResult]: At program point L231(line 231) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:57:36,775 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 226 236) no Hoare annotation was computed. [2020-10-12 17:57:36,775 INFO L271 CegarLoopResult]: At program point L865(line 865) the Hoare annotation is: true [2020-10-12 17:57:36,775 INFO L268 CegarLoopResult]: For program point L865-1(line 865) no Hoare annotation was computed. [2020-10-12 17:57:36,776 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 860 870) the Hoare annotation is: true [2020-10-12 17:57:36,776 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 860 870) no Hoare annotation was computed. [2020-10-12 17:57:36,776 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 860 870) no Hoare annotation was computed. [2020-10-12 17:57:36,776 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 852 859) the Hoare annotation is: (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 (not (<= 1 ~waterLevel~0)) .cse1 (not (= 1 ~systemActive~0))) (or .cse0 (not (<= ~systemActive~0 0)) (= 0 ~systemActive~0) .cse1 (not (<= 2 ~waterLevel~0))))) [2020-10-12 17:57:36,776 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 852 859) no Hoare annotation was computed. [2020-10-12 17:57:36,776 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 852 859) no Hoare annotation was computed. [2020-10-12 17:57:36,776 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 127 140) no Hoare annotation was computed. [2020-10-12 17:57:36,776 INFO L268 CegarLoopResult]: For program point L131(lines 131 137) no Hoare annotation was computed. [2020-10-12 17:57:36,776 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 127 140) the Hoare annotation is: true [2020-10-12 17:57:36,776 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 127 140) no Hoare annotation was computed. [2020-10-12 17:57:36,776 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 801 825) no Hoare annotation was computed. [2020-10-12 17:57:36,776 INFO L264 CegarLoopResult]: At program point L820(line 820) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (= ~methAndRunningLastTime~0 0)) (not (<= 1 ~waterLevel~0)) (and .cse0 (= ~pumpRunning~0 0)) .cse1) (or (= ~waterLevel~0 1) .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0)) (not (<= ~waterLevel~0 1))))) [2020-10-12 17:57:36,777 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 801 825) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (= ~methAndRunningLastTime~0 0)) (not (<= 1 ~waterLevel~0)) .cse0 .cse1) (or (= ~waterLevel~0 1) .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0)) (not (<= ~waterLevel~0 1))))) [2020-10-12 17:57:36,777 INFO L268 CegarLoopResult]: For program point L820-1(lines 801 825) no Hoare annotation was computed. [2020-10-12 17:57:36,777 INFO L264 CegarLoopResult]: At program point L815(line 815) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (= ~methAndRunningLastTime~0 0)) (not (<= 1 ~waterLevel~0)) .cse0) (or (= ~waterLevel~0 1) .cse0 (not (= |old(~pumpRunning~0)| 0)) (not (<= ~waterLevel~0 1))))) [2020-10-12 17:57:36,777 INFO L264 CegarLoopResult]: At program point L811(line 811) the Hoare annotation is: (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2) (or .cse0 (not (<= 1 ~waterLevel~0)) .cse1 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 1 processEnvironment_~tmp~6))) (or (= ~waterLevel~0 1) .cse1 .cse2 (not (<= ~waterLevel~0 1))))) [2020-10-12 17:57:36,777 INFO L268 CegarLoopResult]: For program point L809(lines 809 817) no Hoare annotation was computed. [2020-10-12 17:57:36,777 INFO L264 CegarLoopResult]: At program point L807(line 807) the Hoare annotation is: (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (not (<= 1 ~waterLevel~0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1) (or .cse0 .cse1 .cse2) (or (= ~waterLevel~0 1) .cse1 .cse2 (not (<= ~waterLevel~0 1))))) [2020-10-12 17:57:36,777 INFO L268 CegarLoopResult]: For program point L807-1(line 807) no Hoare annotation was computed. [2020-10-12 17:57:36,777 INFO L268 CegarLoopResult]: For program point L805(lines 805 822) no Hoare annotation was computed. [2020-10-12 17:57:36,777 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 767 773) no Hoare annotation was computed. [2020-10-12 17:57:36,777 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 767 773) the Hoare annotation is: true [2020-10-12 17:57:36,777 INFO L264 CegarLoopResult]: At program point testENTRY(lines 301 368) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:57:36,778 INFO L264 CegarLoopResult]: At program point L351(line 351) the Hoare annotation is: (let ((.cse2 (<= ~systemActive~0 0)) (.cse0 (= 1 ~systemActive~0))) (let ((.cse4 (let ((.cse5 (= ~pumpRunning~0 0))) (or (and .cse2 .cse5) (and .cse0 .cse5)))) (.cse1 (<= 2 ~waterLevel~0)) (.cse3 (= ~methAndRunningLastTime~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (not (= 0 ~systemActive~0)) (or (and .cse0 .cse1) (and .cse2 .cse1)) .cse3) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse4 .cse3) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse4 .cse1 .cse3)))) [2020-10-12 17:57:36,778 INFO L268 CegarLoopResult]: For program point L349(lines 349 355) no Hoare annotation was computed. [2020-10-12 17:57:36,778 INFO L264 CegarLoopResult]: At program point L349-1(lines 341 356) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse2 (= ~methAndRunningLastTime~0 0)) (.cse4 (= 0 ~systemActive~0)) (.cse3 (<= 2 ~waterLevel~0)) (.cse1 (= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 (<= 1 ~waterLevel~0) .cse2) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse3 .cse2) (and (= ~waterLevel~0 1) .cse4 .cse1) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse4 .cse3 .cse1))) [2020-10-12 17:57:36,778 INFO L268 CegarLoopResult]: For program point L312(lines 311 360) no Hoare annotation was computed. [2020-10-12 17:57:36,778 INFO L264 CegarLoopResult]: At program point L343(line 343) the Hoare annotation is: (let ((.cse2 (<= ~systemActive~0 0)) (.cse3 (= 1 ~systemActive~0))) (let ((.cse0 (let ((.cse5 (= ~pumpRunning~0 0))) (or (and .cse2 .cse5) (and .cse3 .cse5)))) (.cse4 (<= 2 ~waterLevel~0)) (.cse1 (= ~methAndRunningLastTime~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= ~waterLevel~0 1) .cse0 .cse1) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (or .cse2 .cse3) (not (= 0 ~systemActive~0)) .cse4 .cse1) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse0 .cse4 .cse1)))) [2020-10-12 17:57:36,778 INFO L268 CegarLoopResult]: For program point testFINAL(lines 301 368) no Hoare annotation was computed. [2020-10-12 17:57:36,778 INFO L268 CegarLoopResult]: For program point L341(lines 341 356) no Hoare annotation was computed. [2020-10-12 17:57:36,778 INFO L264 CegarLoopResult]: At program point L333(line 333) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (<= 2 ~waterLevel~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse2 (= ~methAndRunningLastTime~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (<= ~methaneLevelCritical~0 0) (<= 0 ~methaneLevelCritical~0) .cse0 .cse1 .cse2) (and (= ~waterLevel~0 1) .cse0 .cse3 .cse2) (and .cse0 .cse1 .cse3 .cse2) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and (= 0 ~systemActive~0) .cse3 (<= 1 ~waterLevel~0) .cse2))) [2020-10-12 17:57:36,778 INFO L268 CegarLoopResult]: For program point L331(lines 331 337) no Hoare annotation was computed. [2020-10-12 17:57:36,778 INFO L268 CegarLoopResult]: For program point L331-1(lines 331 337) no Hoare annotation was computed. [2020-10-12 17:57:36,779 INFO L264 CegarLoopResult]: At program point L358(lines 311 360) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (<= 1 ~waterLevel~0)) (.cse3 (= ~methAndRunningLastTime~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (<= ~methaneLevelCritical~0 0) (<= 0 ~methaneLevelCritical~0) .cse0 (<= 2 ~waterLevel~0) .cse3) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and (= 0 ~systemActive~0) .cse1 .cse2 .cse3))) [2020-10-12 17:57:36,779 INFO L264 CegarLoopResult]: At program point L323(line 323) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (<= 1 ~waterLevel~0)) (.cse3 (= ~methAndRunningLastTime~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (<= ~methaneLevelCritical~0 0) (<= 0 ~methaneLevelCritical~0) .cse0 (<= 2 ~waterLevel~0) .cse3) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and (= 0 ~systemActive~0) .cse1 .cse2 .cse3))) [2020-10-12 17:57:36,779 INFO L268 CegarLoopResult]: For program point L321(lines 321 327) no Hoare annotation was computed. [2020-10-12 17:57:36,779 INFO L268 CegarLoopResult]: For program point L321-1(lines 321 327) no Hoare annotation was computed. [2020-10-12 17:57:36,779 INFO L268 CegarLoopResult]: For program point L313(lines 313 317) no Hoare annotation was computed. [2020-10-12 17:57:36,779 INFO L264 CegarLoopResult]: At program point L361(lines 310 362) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and (<= ~systemActive~0 0) .cse0) (not (= |old(~waterLevel~0)| 1)) (= ~methaneLevelCritical~0 0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) .cse0))) [2020-10-12 17:57:36,779 INFO L268 CegarLoopResult]: For program point testEXIT(lines 301 368) no Hoare annotation was computed. [2020-10-12 17:57:36,779 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 643 688) no Hoare annotation was computed. [2020-10-12 17:57:36,779 INFO L268 CegarLoopResult]: For program point L663(lines 663 670) no Hoare annotation was computed. [2020-10-12 17:57:36,779 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 643 688) no Hoare annotation was computed. [2020-10-12 17:57:36,779 INFO L268 CegarLoopResult]: For program point L657(lines 657 677) no Hoare annotation was computed. [2020-10-12 17:57:36,779 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 643 688) no Hoare annotation was computed. [2020-10-12 17:57:36,780 INFO L268 CegarLoopResult]: For program point L657-1(lines 657 677) no Hoare annotation was computed. [2020-10-12 17:57:36,780 INFO L264 CegarLoopResult]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 826 833) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (not (<= 0 ~methaneLevelCritical~0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (<= 2 ~waterLevel~0)) (not (<= ~methaneLevelCritical~0 0))) [2020-10-12 17:57:36,780 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 826 833) no Hoare annotation was computed. [2020-10-12 17:57:36,780 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 826 833) no Hoare annotation was computed. [2020-10-12 17:57:36,780 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 141 149) no Hoare annotation was computed. [2020-10-12 17:57:36,780 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 141 149) the Hoare annotation is: true [2020-10-12 17:57:36,780 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 141 149) no Hoare annotation was computed. [2020-10-12 17:57:36,780 INFO L264 CegarLoopResult]: At program point L993(line 993) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse3 (not (= ~pumpRunning~0 0))) (.cse4 (not (<= 1 ~waterLevel~0))) (.cse1 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (and (or (not (<= 0 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0)) (not (<= ~methaneLevelCritical~0 0))) (or .cse3 .cse4 .cse0 .cse1 .cse2) (or .cse3 .cse4 (not (= 0 ~systemActive~0)) .cse1))) [2020-10-12 17:57:36,780 INFO L268 CegarLoopResult]: For program point L993-1(line 993) no Hoare annotation was computed. [2020-10-12 17:57:36,780 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 987 1015) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse3 (not (= ~pumpRunning~0 0))) (.cse4 (not (<= 1 ~waterLevel~0))) (.cse1 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (and (or (not (<= 0 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0)) (not (<= ~methaneLevelCritical~0 0))) (or .cse3 .cse4 .cse0 .cse1 .cse2) (or .cse3 .cse4 (not (= 0 ~systemActive~0)) .cse1))) [2020-10-12 17:57:36,780 INFO L264 CegarLoopResult]: At program point L1002(line 1002) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 0 ~systemActive~0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse4 (not (<= 2 ~waterLevel~0)))) (and (or (not (= ~waterLevel~0 1)) .cse0 .cse1) (or .cse0 (not (<= 1 ~waterLevel~0)) .cse2 .cse3) (or .cse0 .cse1 .cse4) (or (not (<= 0 ~methaneLevelCritical~0)) .cse2 .cse3 .cse4 (not (<= ~methaneLevelCritical~0 0))))) [2020-10-12 17:57:36,781 INFO L268 CegarLoopResult]: For program point L1000(lines 1000 1006) no Hoare annotation was computed. [2020-10-12 17:57:36,781 INFO L268 CegarLoopResult]: For program point L999(lines 999 1009) no Hoare annotation was computed. [2020-10-12 17:57:36,781 INFO L264 CegarLoopResult]: At program point L997(line 997) the Hoare annotation is: (let ((.cse6 (not (= 0 ~systemActive~0))) (.cse3 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (<= 1 ~waterLevel~0))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse5 .cse6) (or (not (<= 0 ~methaneLevelCritical~0)) .cse2 .cse4 (not (<= 2 ~waterLevel~0)) (not (<= ~methaneLevelCritical~0 0))) (or .cse0 .cse1 .cse6 .cse3) (or .cse0 .cse1 .cse5 .cse2 .cse4))) [2020-10-12 17:57:36,781 INFO L268 CegarLoopResult]: For program point L997-1(line 997) no Hoare annotation was computed. [2020-10-12 17:57:36,781 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 987 1015) no Hoare annotation was computed. [2020-10-12 17:57:36,781 INFO L268 CegarLoopResult]: For program point L995(lines 995 1012) no Hoare annotation was computed. [2020-10-12 17:57:36,781 INFO L268 CegarLoopResult]: For program point L995-1(lines 987 1015) no Hoare annotation was computed. [2020-10-12 17:57:36,781 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 95 117) no Hoare annotation was computed. [2020-10-12 17:57:36,781 INFO L268 CegarLoopResult]: For program point L103(lines 103 111) no Hoare annotation was computed. [2020-10-12 17:57:36,781 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 95 117) no Hoare annotation was computed. [2020-10-12 17:57:36,781 INFO L268 CegarLoopResult]: For program point L103-2(lines 103 111) no Hoare annotation was computed. [2020-10-12 17:57:36,781 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 95 117) no Hoare annotation was computed. [2020-10-12 17:57:36,781 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 979 986) the Hoare annotation is: (or (not (= ~waterLevel~0 1)) (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-12 17:57:36,782 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 979 986) no Hoare annotation was computed. [2020-10-12 17:57:36,782 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 979 986) no Hoare annotation was computed. [2020-10-12 17:57:36,782 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 265 274) no Hoare annotation was computed. [2020-10-12 17:57:36,782 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 265 274) no Hoare annotation was computed. [2020-10-12 17:57:36,782 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 265 274) no Hoare annotation was computed. [2020-10-12 17:57:36,782 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 540 642) no Hoare annotation was computed. [2020-10-12 17:57:36,782 INFO L268 CegarLoopResult]: For program point L605(line 605) no Hoare annotation was computed. [2020-10-12 17:57:36,782 INFO L268 CegarLoopResult]: For program point L605-1(line 605) no Hoare annotation was computed. [2020-10-12 17:57:36,782 INFO L268 CegarLoopResult]: For program point L564(lines 564 568) no Hoare annotation was computed. [2020-10-12 17:57:36,782 INFO L268 CegarLoopResult]: For program point L628(lines 628 639) no Hoare annotation was computed. [2020-10-12 17:57:36,784 INFO L268 CegarLoopResult]: For program point L591(lines 591 595) no Hoare annotation was computed. [2020-10-12 17:57:36,784 INFO L268 CegarLoopResult]: For program point L589-2(lines 589 609) no Hoare annotation was computed. [2020-10-12 17:57:36,784 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 540 642) no Hoare annotation was computed. [2020-10-12 17:57:36,784 INFO L268 CegarLoopResult]: For program point L610(lines 588 611) no Hoare annotation was computed. [2020-10-12 17:57:36,784 INFO L268 CegarLoopResult]: For program point L569(lines 569 585) no Hoare annotation was computed. [2020-10-12 17:57:36,784 INFO L268 CegarLoopResult]: For program point L629(lines 629 636) no Hoare annotation was computed. [2020-10-12 17:57:36,784 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 540 642) no Hoare annotation was computed. [2020-10-12 17:57:36,784 INFO L268 CegarLoopResult]: For program point L590(lines 589 609) no Hoare annotation was computed. [2020-10-12 17:57:36,784 INFO L268 CegarLoopResult]: For program point L621(line 621) no Hoare annotation was computed. [2020-10-12 17:57:36,784 INFO L268 CegarLoopResult]: For program point L621-1(line 621) no Hoare annotation was computed. [2020-10-12 17:57:36,784 INFO L268 CegarLoopResult]: For program point L586(lines 586 627) no Hoare annotation was computed. [2020-10-12 17:57:36,784 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-12 17:57:36,785 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string3.base| |old(#t~string3.base)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|)) [2020-10-12 17:57:36,785 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-12 17:57:36,785 INFO L264 CegarLoopResult]: At program point L846(line 846) the Hoare annotation is: (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse3 (not (<= 2 ~waterLevel~0)))) (and (or (and (<= activatePump_~tmp~7 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= ~methaneLevelCritical~0 activatePump_~tmp~7)) .cse0 .cse1 .cse2 .cse3) (or .cse0 (and (<= ~methaneLevelCritical~0 0) (<= 0 ~methaneLevelCritical~0)) .cse1 .cse2 .cse3))) [2020-10-12 17:57:36,785 INFO L268 CegarLoopResult]: For program point L846-1(lines 835 851) no Hoare annotation was computed. [2020-10-12 17:57:36,785 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 835 851) no Hoare annotation was computed. [2020-10-12 17:57:36,785 INFO L268 CegarLoopResult]: For program point L842(lines 842 848) no Hoare annotation was computed. [2020-10-12 17:57:36,785 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 835 851) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (<= 2 ~waterLevel~0))) [2020-10-12 17:57:36,785 INFO L264 CegarLoopResult]: At program point L840(line 840) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (<= 2 ~waterLevel~0))) [2020-10-12 17:57:36,786 INFO L268 CegarLoopResult]: For program point L840-1(line 840) no Hoare annotation was computed. [2020-10-12 17:57:36,786 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 118 126) no Hoare annotation was computed. [2020-10-12 17:57:36,786 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 118 126) no Hoare annotation was computed. [2020-10-12 17:57:36,786 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 118 126) no Hoare annotation was computed. [2020-10-12 17:57:36,786 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 916 934) no Hoare annotation was computed. [2020-10-12 17:57:36,786 INFO L268 CegarLoopResult]: For program point L925(lines 925 929) no Hoare annotation was computed. [2020-10-12 17:57:36,786 INFO L271 CegarLoopResult]: At program point L923(line 923) the Hoare annotation is: true [2020-10-12 17:57:36,786 INFO L268 CegarLoopResult]: For program point L925-2(lines 925 929) no Hoare annotation was computed. [2020-10-12 17:57:36,786 INFO L268 CegarLoopResult]: For program point L923-1(line 923) no Hoare annotation was computed. [2020-10-12 17:57:36,786 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 916 934) the Hoare annotation is: true [2020-10-12 17:57:36,786 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 916 934) no Hoare annotation was computed. [2020-10-12 17:57:36,786 INFO L268 CegarLoopResult]: For program point L78-1(lines 74 85) no Hoare annotation was computed. [2020-10-12 17:57:36,787 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 74 85) the Hoare annotation is: (let ((.cse1 (not (= 1 ~systemActive~0))) (.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse3 (not (= ~pumpRunning~0 0))) (.cse4 (not (<= 1 ~waterLevel~0))) (.cse2 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or (not (<= 0 |old(~methaneLevelCritical~0)|)) .cse0 (not (<= |old(~methaneLevelCritical~0)| 0)) .cse1 .cse2 (not (<= 2 ~waterLevel~0))) (or .cse0 .cse3 .cse4 .cse1 .cse2) (or .cse0 .cse3 .cse4 (not (= 0 ~systemActive~0)) .cse2))) [2020-10-12 17:57:36,787 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 74 85) no Hoare annotation was computed. [2020-10-12 17:57:36,787 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-12 17:57:36,787 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-12 17:57:36,787 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-12 17:57:36,787 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 86 94) the Hoare annotation is: true [2020-10-12 17:57:36,787 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 86 94) no Hoare annotation was computed. [2020-10-12 17:57:36,787 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 86 94) no Hoare annotation was computed. [2020-10-12 17:57:36,787 INFO L264 CegarLoopResult]: At program point L756(line 756) the Hoare annotation is: (let ((.cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (let ((.cse3 (not (<= ~systemActive~0 0))) (.cse1 (not (= 0 ~systemActive~0))) (.cse4 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse6 .cse0)) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse5 (not (<= 0 ~methaneLevelCritical~0))) (.cse7 (not (<= ~methaneLevelCritical~0 0))) (.cse8 (not (<= 2 |old(~waterLevel~0)|))) (.cse9 (not (= 1 ~systemActive~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or (not (= |old(~waterLevel~0)| 1)) .cse1 .cse2) (or .cse3 .cse4 .cse2) (or .cse3 .cse5 .cse6 .cse7) (or .cse8 .cse1 .cse2) (or .cse4 .cse9 .cse2) (or .cse5 .cse6 .cse9 .cse7) (or .cse8 (and .cse6 (<= 1 ~waterLevel~0) (= ~methAndRunningLastTime~0 0)) .cse9 (not (= |old(~methAndRunningLastTime~0)| 0)))))) [2020-10-12 17:57:36,788 INFO L264 CegarLoopResult]: At program point L754(lines 754 760) the Hoare annotation is: (let ((.cse4 (<= ~methaneLevelCritical~0 0)) (.cse5 (<= 0 ~methaneLevelCritical~0)) (.cse11 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse12 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (let ((.cse6 (and .cse11 .cse12 .cse0)) (.cse7 (and .cse4 .cse5)) (.cse9 (and .cse11 .cse12)) (.cse10 (not (<= 1 |old(~waterLevel~0)|))) (.cse2 (not (= 1 ~systemActive~0))) (.cse8 (not (= |old(~pumpRunning~0)| 0))) (.cse3 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse1 (<= 2 |old(~waterLevel~0)|))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or (not .cse1) (and (= ~pumpRunning~0 0) (<= 1 ~waterLevel~0) (= ~methAndRunningLastTime~0 0)) .cse2 .cse3 (and .cse4 .cse5 (<= 2 ~waterLevel~0))) (or .cse6 .cse7 .cse2 .cse8) (or (not (<= ~systemActive~0 0)) .cse6 .cse7 .cse8) (or .cse9 .cse10 (not (= 0 ~systemActive~0)) .cse8) (or .cse9 .cse10 .cse2 .cse8 .cse3 (and .cse11 .cse1))))) [2020-10-12 17:57:36,788 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 743 766) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (<= 2 |old(~waterLevel~0)|)) .cse0 .cse1 (not (= |old(~methAndRunningLastTime~0)| 0))) (or (not (<= ~systemActive~0 0)) .cse0 .cse2) (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or .cse0 .cse1 .cse2))) [2020-10-12 17:57:36,788 INFO L264 CegarLoopResult]: At program point L749(line 749) the Hoare annotation is: (let ((.cse1 (not (= 1 ~systemActive~0))) (.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (<= 2 |old(~waterLevel~0)|)) .cse0 .cse1 (not (= |old(~methAndRunningLastTime~0)| 0))) (or .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or (not (<= ~systemActive~0 0)) .cse2))) [2020-10-12 17:57:36,788 INFO L268 CegarLoopResult]: For program point L747(lines 746 765) no Hoare annotation was computed. [2020-10-12 17:57:36,788 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 743 766) no Hoare annotation was computed. [2020-10-12 17:57:36,788 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 743 766) no Hoare annotation was computed. [2020-10-12 17:57:36,788 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 162 191) no Hoare annotation was computed. [2020-10-12 17:57:36,788 INFO L264 CegarLoopResult]: At program point cleanupENTRY(lines 162 191) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (<= ~systemActive~0 0)) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or .cse0 (not (= 1 ~systemActive~0)) .cse1))) [2020-10-12 17:57:36,788 INFO L271 CegarLoopResult]: At program point L187(lines 162 191) the Hoare annotation is: true [2020-10-12 17:57:36,789 INFO L268 CegarLoopResult]: For program point L183(line 183) no Hoare annotation was computed. [2020-10-12 17:57:36,789 INFO L268 CegarLoopResult]: For program point L176(lines 176 180) no Hoare annotation was computed. [2020-10-12 17:57:36,789 INFO L264 CegarLoopResult]: At program point L176-1(lines 176 180) the Hoare annotation is: (let ((.cse0 (and (<= ~methaneLevelCritical~0 0) (<= 0 ~methaneLevelCritical~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0))) (.cse2 (= ~pumpRunning~0 0))) (and (or .cse0 (not (= 1 ~systemActive~0)) .cse1 .cse2) (or (not (<= ~systemActive~0 0)) .cse0 .cse1 .cse2))) [2020-10-12 17:57:36,789 INFO L268 CegarLoopResult]: For program point L173(line 173) no Hoare annotation was computed. [2020-10-12 17:57:36,789 INFO L264 CegarLoopResult]: At program point L172-2(lines 172 186) the Hoare annotation is: (let ((.cse0 (and (<= ~methaneLevelCritical~0 0) (<= 0 ~methaneLevelCritical~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0))) (.cse2 (= ~pumpRunning~0 0))) (and (or .cse0 (not (= 1 ~systemActive~0)) .cse1 .cse2) (or (not (<= ~systemActive~0 0)) .cse0 .cse1 .cse2))) [2020-10-12 17:57:36,789 INFO L264 CegarLoopResult]: At program point L168(line 168) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (<= ~systemActive~0 0)) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or .cse0 (not (= 1 ~systemActive~0)) .cse1))) [2020-10-12 17:57:36,789 INFO L268 CegarLoopResult]: For program point L168-1(line 168) no Hoare annotation was computed. [2020-10-12 17:57:36,789 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 50 61) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (= |old(~waterLevel~0)| ~waterLevel~0) (not (<= 2 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0))) [2020-10-12 17:57:36,789 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 50 61) no Hoare annotation was computed. [2020-10-12 17:57:36,789 INFO L268 CegarLoopResult]: For program point L54-1(lines 50 61) no Hoare annotation was computed. [2020-10-12 17:57:36,789 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 217 223) no Hoare annotation was computed. [2020-10-12 17:57:36,789 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 217 223) the Hoare annotation is: true [2020-10-12 17:57:36,789 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-12 17:57:36,790 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) [2020-10-12 17:57:36,790 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-12 17:57:36,790 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-12 17:57:36,790 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 969 976) no Hoare annotation was computed. [2020-10-12 17:57:36,790 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 969 976) the Hoare annotation is: (let ((.cse0 (= |old(~systemActive~0)| ~systemActive~0)) (.cse1 (not (= ~methAndRunningLastTime~0 0))) (.cse2 (not (= |old(~systemActive~0)| 1))) (.cse4 (not (<= |old(~systemActive~0)| 0)))) (and (or .cse0 .cse1 (not (<= 1 ~waterLevel~0)) (let ((.cse3 (not (= ~pumpRunning~0 0)))) (and (or .cse2 .cse3) (or .cse4 .cse3)))) (or .cse0 (= |old(~systemActive~0)| 0) .cse1 (and .cse2 .cse4) (not (<= 2 ~waterLevel~0))))) [2020-10-12 17:57:36,790 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 969 976) no Hoare annotation was computed. [2020-10-12 17:57:36,790 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 775 799) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (not (<= 1 ~waterLevel~0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 17:57:36,790 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 775 799) no Hoare annotation was computed. [2020-10-12 17:57:36,790 INFO L264 CegarLoopResult]: At program point L794(line 794) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (not (<= 1 ~waterLevel~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 17:57:36,790 INFO L268 CegarLoopResult]: For program point L794-1(lines 775 799) no Hoare annotation was computed. [2020-10-12 17:57:36,790 INFO L264 CegarLoopResult]: At program point L789(line 789) the Hoare annotation is: (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= processEnvironment__wrappee__highWaterSensor_~tmp~5 0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (<= 2 ~waterLevel~0))) (or .cse0 (not (= ~waterLevel~0 1)) .cse1 .cse2 .cse3))) [2020-10-12 17:57:36,791 INFO L264 CegarLoopResult]: At program point L785(line 785) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 2 ~waterLevel~0)) (not (<= 1 ~waterLevel~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 17:57:36,791 INFO L268 CegarLoopResult]: For program point L783(lines 783 791) no Hoare annotation was computed. [2020-10-12 17:57:36,791 INFO L264 CegarLoopResult]: At program point L781(line 781) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (not (<= 1 ~waterLevel~0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 17:57:36,791 INFO L268 CegarLoopResult]: For program point L781-1(line 781) no Hoare annotation was computed. [2020-10-12 17:57:36,791 INFO L268 CegarLoopResult]: For program point L779(lines 779 796) no Hoare annotation was computed. [2020-10-12 17:57:36,791 INFO L268 CegarLoopResult]: For program point L66-1(lines 62 73) no Hoare annotation was computed. [2020-10-12 17:57:36,791 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 62 73) no Hoare annotation was computed. [2020-10-12 17:57:36,791 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 62 73) the Hoare annotation is: (let ((.cse4 (not (= 1 ~systemActive~0))) (.cse0 (not (<= 1 |old(~waterLevel~0)|))) (.cse1 (not (= ~methAndRunningLastTime~0 0))) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (not (= ~pumpRunning~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse2 (not (<= 2 |old(~waterLevel~0)|)) (not (<= 0 ~methaneLevelCritical~0)) .cse4 (not (<= ~methaneLevelCritical~0 0))) (or .cse0 .cse1 .cse2 .cse3 (not (= 0 ~systemActive~0))))) [2020-10-12 17:57:36,791 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 151 158) no Hoare annotation was computed. [2020-10-12 17:57:36,791 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 155) no Hoare annotation was computed. [2020-10-12 17:57:36,791 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 151 158) the Hoare annotation is: true [2020-10-12 17:57:36,792 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 151 158) no Hoare annotation was computed. [2020-10-12 17:57:36,812 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.10 05:57:36 BoogieIcfgContainer [2020-10-12 17:57:36,812 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-12 17:57:36,814 INFO L168 Benchmark]: Toolchain (without parser) took 182809.78 ms. Allocated memory was 138.4 MB in the beginning and 2.4 GB in the end (delta: 2.3 GB). Free memory was 99.1 MB in the beginning and 1.1 GB in the end (delta: -958.2 MB). Peak memory consumption was 2.3 GB. Max. memory is 7.1 GB. [2020-10-12 17:57:36,814 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 138.4 MB. Free memory was 118.7 MB in the beginning and 118.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-10-12 17:57:36,815 INFO L168 Benchmark]: CACSL2BoogieTranslator took 632.50 ms. Allocated memory was 138.4 MB in the beginning and 201.9 MB in the end (delta: 63.4 MB). Free memory was 98.9 MB in the beginning and 168.1 MB in the end (delta: -69.2 MB). Peak memory consumption was 25.7 MB. Max. memory is 7.1 GB. [2020-10-12 17:57:36,815 INFO L168 Benchmark]: Boogie Preprocessor took 90.17 ms. Allocated memory is still 201.9 MB. Free memory was 168.1 MB in the beginning and 164.0 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-10-12 17:57:36,816 INFO L168 Benchmark]: RCFGBuilder took 1149.75 ms. Allocated memory was 201.9 MB in the beginning and 232.8 MB in the end (delta: 30.9 MB). Free memory was 164.0 MB in the beginning and 188.9 MB in the end (delta: -24.9 MB). Peak memory consumption was 84.6 MB. Max. memory is 7.1 GB. [2020-10-12 17:57:36,816 INFO L168 Benchmark]: TraceAbstraction took 180932.14 ms. Allocated memory was 232.8 MB in the beginning and 2.4 GB in the end (delta: 2.2 GB). Free memory was 188.9 MB in the beginning and 1.1 GB in the end (delta: -868.3 MB). Peak memory consumption was 2.3 GB. Max. memory is 7.1 GB. [2020-10-12 17:57:36,818 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 138.4 MB. Free memory was 118.7 MB in the beginning and 118.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 632.50 ms. Allocated memory was 138.4 MB in the beginning and 201.9 MB in the end (delta: 63.4 MB). Free memory was 98.9 MB in the beginning and 168.1 MB in the end (delta: -69.2 MB). Peak memory consumption was 25.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 90.17 ms. Allocated memory is still 201.9 MB. Free memory was 168.1 MB in the beginning and 164.0 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1149.75 ms. Allocated memory was 201.9 MB in the beginning and 232.8 MB in the end (delta: 30.9 MB). Free memory was 164.0 MB in the beginning and 188.9 MB in the end (delta: -24.9 MB). Peak memory consumption was 84.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 180932.14 ms. Allocated memory was 232.8 MB in the beginning and 2.4 GB in the end (delta: 2.2 GB). Free memory was 188.9 MB in the beginning and 1.1 GB in the end (delta: -868.3 MB). Peak memory consumption was 2.3 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 155]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 162]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 311]: Loop Invariant Derived loop invariant: (((((((((1 == systemActive && pumpRunning == 0) && 1 <= waterLevel) && methAndRunningLastTime == 0) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || ((((methaneLevelCritical <= 0 && 0 <= methaneLevelCritical) && 1 == systemActive) && 2 <= waterLevel) && methAndRunningLastTime == 0)) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || !(\old(methAndRunningLastTime) == 0)) || (((0 == systemActive && pumpRunning == 0) && 1 <= waterLevel) && methAndRunningLastTime == 0) - InvariantResult [Line: 310]: Loop Invariant Derived loop invariant: ((((((!(\old(systemActive) == 1) || (systemActive <= 0 && pumpRunning == 0)) || !(\old(waterLevel) == 1)) || methaneLevelCritical == 0) || !(\old(pumpRunning) == 0)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0)) || (1 == systemActive && pumpRunning == 0) - InvariantResult [Line: 172]: Loop Invariant Derived loop invariant: ((((methaneLevelCritical <= 0 && 0 <= methaneLevelCritical) || !(1 == systemActive)) || !(\old(pumpRunning) == 0)) || pumpRunning == 0) && (((!(systemActive <= 0) || (methaneLevelCritical <= 0 && 0 <= methaneLevelCritical)) || !(\old(pumpRunning) == 0)) || pumpRunning == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 44 procedures, 257 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 99.8s, OverallIterations: 9, TraceHistogramMax: 4, AutomataDifference: 59.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 80.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1641 SDtfs, 8202 SDslu, 2570 SDs, 0 SdLazy, 15542 SolverSat, 7040 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 28.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 868 GetRequests, 503 SyntacticMatches, 6 SemanticMatches, 359 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6185 ImplicationChecksByTransitivity, 25.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4594occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.9s AutomataMinimizationTime, 9 MinimizatonAttempts, 3236 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 70 LocationsWithAnnotation, 6291 PreInvPairs, 7654 NumberOfFragments, 2740 HoareAnnotationTreeSize, 6291 FomulaSimplifications, 3056360282 FormulaSimplificationTreeSizeReduction, 33.4s HoareSimplificationTime, 70 FomulaSimplificationsInter, 25057381 FormulaSimplificationTreeSizeReductionInter, 47.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 36.0s InterpolantComputationTime, 1233 NumberOfCodeBlocks, 1233 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1224 ConstructedInterpolants, 0 QuantifiedInterpolants, 569497 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 5 PerfectInterpolantSequences, 347/385 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...