/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_spec1_product60.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 17:49:08,607 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 17:49:08,610 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 17:49:08,650 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 17:49:08,651 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 17:49:08,659 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 17:49:08,661 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 17:49:08,665 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 17:49:08,667 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 17:49:08,670 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 17:49:08,671 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 17:49:08,672 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 17:49:08,672 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 17:49:08,675 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 17:49:08,678 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 17:49:08,679 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 17:49:08,681 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 17:49:08,682 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 17:49:08,683 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 17:49:08,691 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 17:49:08,694 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 17:49:08,695 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 17:49:08,696 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 17:49:08,696 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 17:49:08,708 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 17:49:08,709 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 17:49:08,716 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 17:49:08,717 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 17:49:08,718 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 17:49:08,718 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 17:49:08,719 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 17:49:08,721 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 17:49:08,723 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 17:49:08,725 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 17:49:08,726 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 17:49:08,726 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 17:49:08,727 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 17:49:08,728 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 17:49:08,728 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 17:49:08,729 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 17:49:08,729 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 17:49:08,730 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 17:49:08,769 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 17:49:08,770 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 17:49:08,772 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 17:49:08,772 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 17:49:08,772 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 17:49:08,773 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 17:49:08,773 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-12 17:49:08,773 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 17:49:08,773 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-12 17:49:08,773 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 17:49:08,774 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 17:49:08,775 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 17:49:08,775 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 17:49:08,775 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-12 17:49:08,775 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 17:49:08,776 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 17:49:08,776 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 17:49:08,776 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 17:49:08,776 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 17:49:08,776 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 17:49:08,777 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 17:49:08,777 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 17:49:08,777 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 17:49:08,777 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 17:49:08,777 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 17:49:08,778 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 17:49:08,778 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 17:49:08,778 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 17:49:08,778 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 17:49:08,778 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 17:49:09,115 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 17:49:09,135 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 17:49:09,138 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 17:49:09,139 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 17:49:09,140 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 17:49:09,140 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product60.cil.c [2020-10-12 17:49:09,206 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5c7816674/d53e8e98ace44769bfa9ab3948410bc1/FLAG72b9002fc [2020-10-12 17:49:09,697 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 17:49:09,697 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product60.cil.c [2020-10-12 17:49:09,714 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5c7816674/d53e8e98ace44769bfa9ab3948410bc1/FLAG72b9002fc [2020-10-12 17:49:10,057 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5c7816674/d53e8e98ace44769bfa9ab3948410bc1 [2020-10-12 17:49:10,066 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 17:49:10,068 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 17:49:10,069 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 17:49:10,069 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 17:49:10,073 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 17:49:10,074 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 05:49:10" (1/1) ... [2020-10-12 17:49:10,077 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63832a2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:49:10, skipping insertion in model container [2020-10-12 17:49:10,077 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 05:49:10" (1/1) ... [2020-10-12 17:49:10,086 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 17:49:10,148 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 17:49:10,583 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 17:49:10,596 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 17:49:10,688 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 17:49:10,739 INFO L208 MainTranslator]: Completed translation [2020-10-12 17:49:10,740 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:49:10 WrapperNode [2020-10-12 17:49:10,740 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 17:49:10,741 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 17:49:10,741 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 17:49:10,741 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 17:49:10,756 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:49:10" (1/1) ... [2020-10-12 17:49:10,756 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:49:10" (1/1) ... [2020-10-12 17:49:10,775 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:49:10" (1/1) ... [2020-10-12 17:49:10,775 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:49:10" (1/1) ... [2020-10-12 17:49:10,810 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:49:10" (1/1) ... [2020-10-12 17:49:10,821 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:49:10" (1/1) ... [2020-10-12 17:49:10,827 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:49:10" (1/1) ... [2020-10-12 17:49:10,835 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 17:49:10,836 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 17:49:10,836 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 17:49:10,836 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 17:49:10,837 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:49:10" (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 17:49:10,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 17:49:10,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 17:49:10,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-12 17:49:10,920 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-12 17:49:10,920 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-12 17:49:10,920 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-12 17:49:10,920 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-12 17:49:10,921 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 17:49:10,921 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-12 17:49:10,922 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-12 17:49:10,922 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-12 17:49:10,922 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-12 17:49:10,922 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-12 17:49:10,922 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-12 17:49:10,922 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-12 17:49:10,923 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-12 17:49:10,923 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-12 17:49:10,923 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-12 17:49:10,924 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-12 17:49:10,924 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-12 17:49:10,924 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-12 17:49:10,924 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-12 17:49:10,924 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-12 17:49:10,925 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-12 17:49:10,925 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-12 17:49:10,926 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-12 17:49:10,926 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-12 17:49:10,926 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-12 17:49:10,926 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-12 17:49:10,927 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-12 17:49:10,927 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-12 17:49:10,927 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-12 17:49:10,927 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-12 17:49:10,927 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-12 17:49:10,927 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-12 17:49:10,927 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-12 17:49:10,928 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-12 17:49:10,928 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-12 17:49:10,928 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-12 17:49:10,928 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-12 17:49:10,928 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-12 17:49:10,928 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-12 17:49:10,928 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-12 17:49:10,929 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 17:49:10,929 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-12 17:49:10,929 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-12 17:49:10,929 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-12 17:49:10,929 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-12 17:49:10,929 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-12 17:49:10,930 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-12 17:49:10,930 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-12 17:49:10,930 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-12 17:49:10,930 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-12 17:49:10,931 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-12 17:49:10,931 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-12 17:49:10,931 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-12 17:49:10,931 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-12 17:49:10,931 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-12 17:49:10,931 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 17:49:10,931 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-12 17:49:10,932 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-12 17:49:10,932 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-12 17:49:10,932 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-12 17:49:10,932 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-12 17:49:10,932 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-12 17:49:10,933 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-12 17:49:10,933 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-12 17:49:10,933 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-12 17:49:10,933 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-12 17:49:10,934 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-12 17:49:10,934 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-12 17:49:10,936 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-12 17:49:10,936 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-12 17:49:10,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-12 17:49:10,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-12 17:49:10,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-12 17:49:10,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-12 17:49:10,937 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-12 17:49:10,937 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-12 17:49:10,937 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-12 17:49:10,937 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-12 17:49:10,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-12 17:49:10,938 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-12 17:49:10,938 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-12 17:49:10,939 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-12 17:49:10,939 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-12 17:49:10,939 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-12 17:49:10,939 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-12 17:49:10,939 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-12 17:49:10,939 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-12 17:49:10,939 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-12 17:49:10,940 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-12 17:49:10,940 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-12 17:49:10,940 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-12 17:49:10,940 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-12 17:49:10,940 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-12 17:49:10,940 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-12 17:49:10,940 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 17:49:10,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-12 17:49:10,941 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 17:49:12,119 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 17:49:12,120 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-12 17:49:12,126 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:49:12 BoogieIcfgContainer [2020-10-12 17:49:12,126 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 17:49:12,127 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 17:49:12,127 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 17:49:12,131 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 17:49:12,131 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 05:49:10" (1/3) ... [2020-10-12 17:49:12,132 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18c4ae05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 05:49:12, skipping insertion in model container [2020-10-12 17:49:12,132 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:49:10" (2/3) ... [2020-10-12 17:49:12,132 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18c4ae05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 05:49:12, skipping insertion in model container [2020-10-12 17:49:12,133 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:49:12" (3/3) ... [2020-10-12 17:49:12,134 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product60.cil.c [2020-10-12 17:49:12,145 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 17:49:12,154 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 17:49:12,168 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 17:49:12,189 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 17:49:12,190 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 17:49:12,190 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 17:49:12,190 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 17:49:12,191 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 17:49:12,191 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 17:49:12,191 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 17:49:12,191 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 17:49:12,215 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states. [2020-10-12 17:49:12,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-10-12 17:49:12,226 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:49:12,227 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] [2020-10-12 17:49:12,227 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:49:12,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:49:12,233 INFO L82 PathProgramCache]: Analyzing trace with hash -868868404, now seen corresponding path program 1 times [2020-10-12 17:49:12,240 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:49:12,240 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2114808409] [2020-10-12 17:49:12,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:49:12,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:12,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:12,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:13,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:13,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:14,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:17,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:17,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-12 17:49:17,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 17:49:17,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4541 [2020-10-12 17:49:17,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:17,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-12 17:49:17,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:49:17,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 67 [2020-10-12 17:49:17,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-12 17:49:17,446 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 17:49:17,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:49:17,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:17,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:17,593 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:17,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:49:17,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:17,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 105 [2020-10-12 17:49:17,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:17,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:49:17,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:17,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 17:49:17,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:17,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:49:17,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:17,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:17,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:17,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:49:17,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:17,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:49:17,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:17,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:49:17,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:17,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:49:17,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:17,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:49:17,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:17,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:17,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:17,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:49:17,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:17,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:49:17,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:17,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:49:17,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:17,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:49:17,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:17,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:49:17,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:17,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:17,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:17,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:49:17,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:17,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:49:17,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:17,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:49:17,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:17,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:49:17,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:49:17,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:49:17,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:17,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:17,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:17,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:49:17,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:17,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:49:17,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:17,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:49:17,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:17,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:49:17,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:17,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-12 17:49:17,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:17,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:17,692 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:17,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:49:17,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:17,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:49:17,693 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:17,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:49:17,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:17,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:49:17,694 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:17,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-12 17:49:17,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:17,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:17,702 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:17,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:49:17,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:17,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:49:17,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:17,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:49:17,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:17,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:49:17,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:17,732 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 17:49:17,733 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2114808409] [2020-10-12 17:49:17,735 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 17:49:17,736 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-12 17:49:17,737 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [181615794] [2020-10-12 17:49:17,745 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-12 17:49:17,745 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:49:17,760 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-12 17:49:17,761 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-12 17:49:17,764 INFO L87 Difference]: Start difference. First operand 193 states. Second operand 7 states. [2020-10-12 17:49:18,175 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 17:49:19,122 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 17:49:19,412 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 17:49:19,688 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 17:49:20,515 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 17:49:20,823 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:49:21,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:49:21,983 INFO L93 Difference]: Finished difference Result 440 states and 600 transitions. [2020-10-12 17:49:21,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-12 17:49:21,985 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 46 [2020-10-12 17:49:21,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:49:22,002 INFO L225 Difference]: With dead ends: 440 [2020-10-12 17:49:22,002 INFO L226 Difference]: Without dead ends: 268 [2020-10-12 17:49:22,008 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2020-10-12 17:49:22,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 268 states. [2020-10-12 17:49:22,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 268 to 232. [2020-10-12 17:49:22,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 232 states. [2020-10-12 17:49:22,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 289 transitions. [2020-10-12 17:49:22,128 INFO L78 Accepts]: Start accepts. Automaton has 232 states and 289 transitions. Word has length 46 [2020-10-12 17:49:22,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:49:22,128 INFO L479 AbstractCegarLoop]: Abstraction has 232 states and 289 transitions. [2020-10-12 17:49:22,128 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-12 17:49:22,129 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 289 transitions. [2020-10-12 17:49:22,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2020-10-12 17:49:22,134 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:49:22,135 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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] [2020-10-12 17:49:22,135 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-12 17:49:22,135 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:49:22,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:49:22,136 INFO L82 PathProgramCache]: Analyzing trace with hash 224879153, now seen corresponding path program 1 times [2020-10-12 17:49:22,136 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:49:22,136 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [44959188] [2020-10-12 17:49:22,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:49:22,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:22,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:22,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:22,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:22,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:25,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:25,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:25,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:27,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:27,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 161 [2020-10-12 17:49:27,176 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-12 17:49:27,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-12 17:49:27,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:27,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-12 17:49:27,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:49:27,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 144 [2020-10-12 17:49:27,177 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:49:27,467 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 17:49:27,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:49:27,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:27,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:27,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:27,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:49:27,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:27,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 72 [2020-10-12 17:49:27,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:27,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:49:27,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:27,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 17:49:27,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:27,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:49:27,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:27,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:27,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:27,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:49:27,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:27,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:49:27,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:27,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:49:27,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:27,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:49:27,580 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:27,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:49:27,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:27,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:27,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:27,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:49:27,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:27,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:49:27,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:27,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:49:27,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:27,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:49:27,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:27,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:49:27,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:27,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:27,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:27,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:49:27,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:27,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:49:27,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:27,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:49:27,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:27,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:49:27,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:27,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:49:27,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:27,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:27,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:27,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:49:27,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:27,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:49:27,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:27,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:49:27,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:27,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:49:27,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:27,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-12 17:49:27,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:27,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:27,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:27,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:27,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-12 17:49:27,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:49:27,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-12 17:49:27,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:27,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:49:27,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:27,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 17:49:27,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:49:27,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:49:27,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:27,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:27,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:27,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:49:27,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:27,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 17:49:27,664 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:27,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:49:27,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:27,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-12 17:49:27,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:27,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:49:27,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:27,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:27,702 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:27,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:49:27,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:27,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:49:27,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:27,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 17:49:27,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:27,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:49:27,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:27,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-12 17:49:27,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:27,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:27,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:27,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:27,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:27,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 17:49:27,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 17:49:27,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 209 [2020-10-12 17:49:27,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:27,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:49:27,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:27,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-12 17:49:27,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:27,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:49:27,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:27,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:27,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:28,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:28,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-12 17:49:28,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:49:28,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 185 [2020-10-12 17:49:28,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:28,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:49:28,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:28,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-12 17:49:28,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:49:28,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:49:28,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:28,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:28,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:28,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 17:49:28,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:28,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:49:28,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:28,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:49:28,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:28,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:49:28,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:28,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:49:28,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:28,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:28,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:28,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:49:28,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:28,165 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:49:28,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:28,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:49:28,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:28,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:49:28,166 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:28,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 17:49:28,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:28,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:28,191 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:28,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 17:49:28,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:28,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-12 17:49:28,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:28,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:49:28,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:28,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-12 17:49:28,193 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:49:28,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:49:28,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:28,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:28,236 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:28,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:49:28,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:28,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 17:49:28,237 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:28,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:49:28,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:28,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-12 17:49:28,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:28,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:49:28,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:28,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:28,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:28,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:49:28,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:28,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:49:28,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:28,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 17:49:28,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:28,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:49:28,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:28,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:49:28,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:28,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:28,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:28,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:49:28,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:28,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:49:28,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:28,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:49:28,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:28,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:49:28,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:49:28,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-12 17:49:28,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:28,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:28,294 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:28,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:49:28,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:28,295 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:49:28,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:28,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:49:28,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:28,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:49:28,296 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:28,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-12 17:49:28,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:28,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:28,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:28,300 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:49:28,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:28,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:49:28,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:28,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:49:28,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:49:28,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:49:28,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:28,325 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-10-12 17:49:28,325 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [44959188] [2020-10-12 17:49:28,325 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:49:28,326 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-12 17:49:28,326 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1526698233] [2020-10-12 17:49:28,328 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-12 17:49:28,328 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:49:28,328 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-12 17:49:28,329 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2020-10-12 17:49:28,329 INFO L87 Difference]: Start difference. First operand 232 states and 289 transitions. Second operand 15 states. [2020-10-12 17:49:28,837 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 17:49:29,724 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 17:49:30,082 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 17:49:30,391 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:49:30,933 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 17:49:31,251 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:49:31,518 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:49:32,563 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 17:49:32,823 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 17:49:33,088 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 17:49:33,341 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 17:49:34,600 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 17:49:34,865 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 17:49:35,123 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 17:49:35,362 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 17:49:36,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:49:36,320 INFO L93 Difference]: Finished difference Result 761 states and 1133 transitions. [2020-10-12 17:49:36,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-10-12 17:49:36,321 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 109 [2020-10-12 17:49:36,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:49:36,331 INFO L225 Difference]: With dead ends: 761 [2020-10-12 17:49:36,331 INFO L226 Difference]: Without dead ends: 485 [2020-10-12 17:49:36,338 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 42 SyntacticMatches, 1 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 174 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=210, Invalid=846, Unknown=0, NotChecked=0, Total=1056 [2020-10-12 17:49:36,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 485 states. [2020-10-12 17:49:36,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 485 to 389. [2020-10-12 17:49:36,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 389 states. [2020-10-12 17:49:36,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 389 states and 485 transitions. [2020-10-12 17:49:36,437 INFO L78 Accepts]: Start accepts. Automaton has 389 states and 485 transitions. Word has length 109 [2020-10-12 17:49:36,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:49:36,437 INFO L479 AbstractCegarLoop]: Abstraction has 389 states and 485 transitions. [2020-10-12 17:49:36,437 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-12 17:49:36,437 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 485 transitions. [2020-10-12 17:49:36,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2020-10-12 17:49:36,443 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:49:36,444 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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] [2020-10-12 17:49:36,444 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-12 17:49:36,444 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:49:36,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:49:36,445 INFO L82 PathProgramCache]: Analyzing trace with hash 1931303290, now seen corresponding path program 1 times [2020-10-12 17:49:36,445 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:49:36,445 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [988759343] [2020-10-12 17:49:36,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:49:36,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:36,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:36,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:36,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:39,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:39,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 181 [2020-10-12 17:49:39,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 17:49:39,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2573 [2020-10-12 17:49:39,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:39,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:49:39,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:49:39,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 152 [2020-10-12 17:49:39,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:39,346 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 17:49:39,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:49:39,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:39,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:39,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:39,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:49:39,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:39,439 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 76 [2020-10-12 17:49:39,439 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:39,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:49:39,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:39,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 17:49:39,440 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:49:39,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:49:39,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:39,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:39,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:39,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:49:39,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:39,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:49:39,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:39,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:49:39,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:39,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:49:39,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:49:39,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:49:39,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:39,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:39,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:39,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:49:39,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:39,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:49:39,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:39,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:49:39,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:39,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:49:39,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:49:39,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:49:39,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:39,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:39,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:39,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:49:39,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:39,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:49:39,479 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:39,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:49:39,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:39,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:49:39,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:49:39,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:49:39,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:39,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:39,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:39,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:49:39,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:39,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:49:39,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:39,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:49:39,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:39,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:49:39,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:49:39,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-12 17:49:39,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:39,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:39,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:39,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:39,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-12 17:49:39,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:49:39,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 86 [2020-10-12 17:49:39,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:39,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:49:39,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-12 17:49:39,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:49:39,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:39,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:49:39,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:39,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:39,658 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:39,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 17:49:39,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:39,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-12 17:49:39,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:39,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:49:39,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-12 17:49:39,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:49:39,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:49:39,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:49:39,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:39,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:39,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:39,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-12 17:49:39,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:39,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-12 17:49:39,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:39,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:49:39,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-12 17:49:39,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:49:39,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:49:39,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:49:39,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:39,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:39,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:39,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 17:49:39,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:39,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-12 17:49:39,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:39,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:49:39,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:39,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 17:49:39,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:49:39,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:49:39,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:39,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:39,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:39,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:49:39,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:39,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:49:39,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:39,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:49:39,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:39,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:49:39,839 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:49:39,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 17:49:39,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:39,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:39,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:39,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 17:49:39,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:39,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 17:49:39,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:39,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:49:39,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-12 17:49:39,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:49:39,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:39,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:49:39,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:39,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:39,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:39,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:49:39,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:39,861 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:49:39,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:39,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:49:39,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:39,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:49:39,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:49:39,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:49:39,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:39,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:39,870 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:39,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:49:39,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:39,872 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:49:39,872 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:39,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:49:39,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:39,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:49:39,874 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:49:39,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:49:39,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:39,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:39,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:39,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:49:39,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:39,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:49:39,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:39,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:49:39,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:39,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:49:39,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:49:39,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-12 17:49:39,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:39,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:39,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:39,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:49:39,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:39,898 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:49:39,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:39,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:49:39,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-12 17:49:39,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:49:39,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:49:39,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:49:39,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:39,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:39,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:39,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:49:39,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:39,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:49:39,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:39,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:49:39,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:39,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:49:39,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:49:39,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-12 17:49:39,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:39,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:39,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:39,937 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:49:39,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:39,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:49:39,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:39,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:49:39,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:39,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:49:39,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:49:39,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-12 17:49:39,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:39,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:39,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:39,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:49:39,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:39,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:49:39,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:39,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:49:39,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:39,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:49:39,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:49:39,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-12 17:49:39,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:39,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:39,979 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:39,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:49:39,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:39,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:49:39,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:39,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:49:39,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:49:39,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:49:39,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:49:39,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-12 17:49:39,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:39,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:39,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:39,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:49:39,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:39,987 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:49:39,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:39,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:49:39,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:49:39,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:49:39,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:49:40,040 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-12 17:49:40,040 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [988759343] [2020-10-12 17:49:40,041 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:49:40,041 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-12 17:49:40,041 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1963348398] [2020-10-12 17:49:40,046 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-12 17:49:40,046 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:49:40,046 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-12 17:49:40,047 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2020-10-12 17:49:40,047 INFO L87 Difference]: Start difference. First operand 389 states and 485 transitions. Second operand 12 states. [2020-10-12 17:49:40,607 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 17:49:41,654 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 17:49:41,932 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-12 17:49:42,248 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 17:49:42,525 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:49:42,775 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 17:49:43,059 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:49:43,395 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 17:49:43,709 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 17:49:47,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:49:47,706 INFO L93 Difference]: Finished difference Result 1613 states and 2473 transitions. [2020-10-12 17:49:47,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-10-12 17:49:47,707 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 127 [2020-10-12 17:49:47,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:49:47,733 INFO L225 Difference]: With dead ends: 1613 [2020-10-12 17:49:47,733 INFO L226 Difference]: Without dead ends: 1248 [2020-10-12 17:49:47,737 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 205 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=249, Invalid=681, Unknown=0, NotChecked=0, Total=930 [2020-10-12 17:49:47,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1248 states. [2020-10-12 17:49:47,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1248 to 739. [2020-10-12 17:49:47,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 739 states. [2020-10-12 17:49:47,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 739 states and 928 transitions. [2020-10-12 17:49:47,957 INFO L78 Accepts]: Start accepts. Automaton has 739 states and 928 transitions. Word has length 127 [2020-10-12 17:49:47,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:49:47,958 INFO L479 AbstractCegarLoop]: Abstraction has 739 states and 928 transitions. [2020-10-12 17:49:47,958 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-12 17:49:47,958 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 928 transitions. [2020-10-12 17:49:47,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2020-10-12 17:49:47,970 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:49:47,970 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] [2020-10-12 17:49:47,971 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-12 17:49:47,971 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:49:47,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:49:47,971 INFO L82 PathProgramCache]: Analyzing trace with hash 1382643185, now seen corresponding path program 1 times [2020-10-12 17:49:47,971 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:49:47,972 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1176312099] [2020-10-12 17:49:47,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:49:48,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:48,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:48,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:48,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:48,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:48,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 188 [2020-10-12 17:49:48,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 17:49:48,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 869 [2020-10-12 17:49:48,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:48,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:49:48,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-10-12 17:49:48,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:49:48,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:49:49,126 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 17:49:49,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:49:49,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:49,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:49,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:49,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:49:49,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:49,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-12 17:49:49,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:49,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:49:49,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:49,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:49:49,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:49,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:49:49,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:49,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:49,171 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:49,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:49:49,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:49,172 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:49:49,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:49,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:49:49,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:49,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:49:49,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:49:49,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:49:49,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:49,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:49,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:49,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:49:49,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:49,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:49:49,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:49,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:49:49,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:49,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:49:49,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:49,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:49:49,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:49,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:49,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:49,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:49:49,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:49,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:49:49,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:49,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:49:49,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:49,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:49:49,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:49,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:49:49,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:49,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:49,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:49,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:49:49,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:49,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:49:49,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:49,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:49:49,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:49,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:49:49,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:49,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-12 17:49:49,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:49,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:49,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:49,200 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:49:49,200 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:49,200 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:49:49,200 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:49,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:49:49,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:49,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:49:49,201 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:49,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-12 17:49:49,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:49,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:49,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:49,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-12 17:49:49,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:49,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-12 17:49:49,271 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:49,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:49:49,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-12 17:49:49,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:49:49,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:49,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:49:49,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:49,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:49,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:49,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 17:49:49,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:49,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-12 17:49:49,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:49,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:49:49,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-12 17:49:49,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:49:49,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:49,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:49:49,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:49,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:49,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:49,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-12 17:49:49,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:49,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-12 17:49:49,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:49,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:49:49,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-12 17:49:49,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:49:49,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:49,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:49:49,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:49,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:49,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:49,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 17:49:49,382 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:49,382 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 17:49:49,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:49,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:49:49,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 17:49:49,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:49:49,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:49,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:49:49,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:49,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:49,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:49,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:49:49,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:49,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:49:49,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:49,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 17:49:49,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:49,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:49:49,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:49:49,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 17:49:49,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:49,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:49,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:49,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 17:49:49,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:49,439 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:49:49,439 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:49,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:49:49,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-12 17:49:49,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:49:49,440 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:49,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:49:49,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:49,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:49,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:49,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:49:49,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:49,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:49:49,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:49,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:49:49,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:49,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:49:49,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:49,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:49:49,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:49,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:49,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:49,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:49:49,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:49,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:49:49,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:49,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:49:49,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:49,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:49:49,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:49:49,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:49:49,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:49,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:49,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:49,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:49:49,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:49,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:49:49,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:49,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:49:49,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:49,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:49:49,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:49,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-12 17:49:49,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:49,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:49,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:49,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:49:49,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:49,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:49:49,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:49,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:49:49,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-12 17:49:49,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:49:49,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:49,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:49:49,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:49,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:49,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:49,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:49:49,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:49,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:49:49,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:49,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:49:49,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:49,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:49:49,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:49,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-12 17:49:49,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:49,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:49,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:49,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:49:49,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:49,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:49:49,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:49,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:49:49,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:49:49,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:49:49,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:49,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-12 17:49:49,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:49,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:49,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:49,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:49:49,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:49,539 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:49:49,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:49,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:49:49,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:49:49,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:49:49,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:49,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-12 17:49:49,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:49,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:49,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:49,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:49:49,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:49,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:49:49,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:49,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:49:49,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:49:49,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:49:49,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:49,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-12 17:49:49,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:49,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:49,548 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:49,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:49:49,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:49,549 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:49:49,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:49,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:49:49,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:49:49,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:49:49,550 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:49,572 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-10-12 17:49:49,572 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1176312099] [2020-10-12 17:49:49,573 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 17:49:49,573 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-12 17:49:49,573 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [902299307] [2020-10-12 17:49:49,574 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-12 17:49:49,574 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:49:49,574 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-12 17:49:49,575 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2020-10-12 17:49:49,575 INFO L87 Difference]: Start difference. First operand 739 states and 928 transitions. Second operand 11 states. [2020-10-12 17:49:50,686 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:49:50,943 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:49:51,187 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:49:53,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:49:53,564 INFO L93 Difference]: Finished difference Result 2006 states and 3032 transitions. [2020-10-12 17:49:53,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-12 17:49:53,565 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 132 [2020-10-12 17:49:53,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:49:53,576 INFO L225 Difference]: With dead ends: 2006 [2020-10-12 17:49:53,577 INFO L226 Difference]: Without dead ends: 1291 [2020-10-12 17:49:53,581 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=102, Invalid=240, Unknown=0, NotChecked=0, Total=342 [2020-10-12 17:49:53,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1291 states. [2020-10-12 17:49:53,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1291 to 755. [2020-10-12 17:49:53,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 755 states. [2020-10-12 17:49:53,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 755 states and 944 transitions. [2020-10-12 17:49:53,749 INFO L78 Accepts]: Start accepts. Automaton has 755 states and 944 transitions. Word has length 132 [2020-10-12 17:49:53,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:49:53,752 INFO L479 AbstractCegarLoop]: Abstraction has 755 states and 944 transitions. [2020-10-12 17:49:53,752 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-12 17:49:53,752 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 944 transitions. [2020-10-12 17:49:53,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-10-12 17:49:53,756 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:49:53,757 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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] [2020-10-12 17:49:53,757 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-12 17:49:53,757 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:49:53,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:49:53,757 INFO L82 PathProgramCache]: Analyzing trace with hash -1010009874, now seen corresponding path program 1 times [2020-10-12 17:49:53,758 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:49:53,758 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [134157215] [2020-10-12 17:49:53,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:49:53,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:53,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:53,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:53,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:54,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:54,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:58,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:58,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 194 [2020-10-12 17:49:58,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 17:49:58,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-12 17:49:58,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:58,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 17:49:58,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:49:58,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 83 [2020-10-12 17:49:58,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:59,071 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 17:49:59,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:49:59,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:59,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:59,144 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:59,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:49:59,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:59,145 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-10-12 17:49:59,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:59,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:49:59,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:59,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 17:49:59,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:49:59,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:49:59,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:59,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:59,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:59,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:49:59,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:59,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:49:59,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:59,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:49:59,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:59,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:49:59,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:59,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:49:59,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:59,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:59,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:59,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:49:59,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:59,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:49:59,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:59,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:49:59,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:59,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:49:59,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:49:59,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:49:59,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:59,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:59,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:59,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:49:59,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:59,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:49:59,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:59,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:49:59,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:59,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:49:59,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:49:59,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:49:59,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:59,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:59,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:59,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:49:59,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:59,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:49:59,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:59,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:49:59,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:59,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:49:59,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:49:59,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-12 17:49:59,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:59,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:59,205 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:59,205 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:49:59,205 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:59,205 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:49:59,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:59,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:49:59,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:59,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:49:59,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:49:59,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-12 17:49:59,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:59,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:59,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:59,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:49:59,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:59,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:49:59,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:59,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:49:59,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:59,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:49:59,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:49:59,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-12 17:49:59,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:59,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:59,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:59,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-12 17:49:59,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:59,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-12 17:49:59,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:59,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:49:59,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 17:49:59,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 82 [2020-10-12 17:49:59,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:59,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:49:59,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:59,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:59,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:59,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 17:49:59,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:59,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-12 17:49:59,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:59,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 17:49:59,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:59,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-12 17:49:59,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:59,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:49:59,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:59,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:59,378 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:59,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-12 17:49:59,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:59,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-12 17:49:59,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:59,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:49:59,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:59,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-12 17:49:59,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:59,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:49:59,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:59,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:59,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:59,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 17:49:59,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:59,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 17:49:59,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:59,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:49:59,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:59,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 17:49:59,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:49:59,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:49:59,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:59,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:59,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:59,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:49:59,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:59,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:49:59,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:59,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:49:59,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:59,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-12 17:49:59,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:49:59,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 17:49:59,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:59,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:59,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:59,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 17:49:59,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:59,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 17:49:59,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:59,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:49:59,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:59,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-12 17:49:59,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:59,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:49:59,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:59,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:59,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:59,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:49:59,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:59,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:49:59,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:59,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:49:59,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:59,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:49:59,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:49:59,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:49:59,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:59,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:59,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:59,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:49:59,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:59,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:49:59,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:59,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:49:59,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:59,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:49:59,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:49:59,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:49:59,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:59,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:59,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:59,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:49:59,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:59,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:49:59,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:59,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:49:59,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:59,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:49:59,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:59,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-12 17:49:59,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:59,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:59,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:59,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:49:59,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:59,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:49:59,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:59,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:49:59,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:59,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 17:49:59,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:49:59,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:49:59,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:59,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:59,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:59,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:49:59,502 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:59,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:49:59,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:59,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:49:59,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:59,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:49:59,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:49:59,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-12 17:49:59,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:59,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:59,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:59,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:49:59,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:59,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:49:59,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:59,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:49:59,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:49:59,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:49:59,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:49:59,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-12 17:49:59,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:59,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:59,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:59,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:49:59,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:59,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:49:59,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:59,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:49:59,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:49:59,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:49:59,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:59,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-12 17:49:59,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:59,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:59,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:59,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:49:59,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:59,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:49:59,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:59,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:49:59,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:49:59,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:49:59,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:49:59,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-12 17:49:59,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:59,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:59,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:59,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:49:59,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:59,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:49:59,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:59,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:49:59,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:49:59,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:49:59,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:49:59,599 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-10-12 17:49:59,600 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [134157215] [2020-10-12 17:49:59,600 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 17:49:59,600 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-12 17:49:59,602 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [21009402] [2020-10-12 17:49:59,603 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-12 17:49:59,603 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:49:59,604 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-12 17:49:59,604 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2020-10-12 17:49:59,604 INFO L87 Difference]: Start difference. First operand 755 states and 944 transitions. Second operand 12 states. [2020-10-12 17:50:00,171 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 17:50:00,858 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 186 [2020-10-12 17:50:03,567 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:50:05,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:50:05,335 INFO L93 Difference]: Finished difference Result 2915 states and 4033 transitions. [2020-10-12 17:50:05,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-10-12 17:50:05,336 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 136 [2020-10-12 17:50:05,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:50:05,351 INFO L225 Difference]: With dead ends: 2915 [2020-10-12 17:50:05,352 INFO L226 Difference]: Without dead ends: 2176 [2020-10-12 17:50:05,356 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 54 SyntacticMatches, 3 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 289 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=270, Invalid=920, Unknown=0, NotChecked=0, Total=1190 [2020-10-12 17:50:05,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2176 states. [2020-10-12 17:50:05,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2176 to 1801. [2020-10-12 17:50:05,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1801 states. [2020-10-12 17:50:05,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1801 states to 1801 states and 2268 transitions. [2020-10-12 17:50:05,688 INFO L78 Accepts]: Start accepts. Automaton has 1801 states and 2268 transitions. Word has length 136 [2020-10-12 17:50:05,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:50:05,689 INFO L479 AbstractCegarLoop]: Abstraction has 1801 states and 2268 transitions. [2020-10-12 17:50:05,689 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-12 17:50:05,689 INFO L276 IsEmpty]: Start isEmpty. Operand 1801 states and 2268 transitions. [2020-10-12 17:50:05,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2020-10-12 17:50:05,695 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:50:05,696 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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, 1] [2020-10-12 17:50:05,696 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-12 17:50:05,696 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:50:05,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:50:05,696 INFO L82 PathProgramCache]: Analyzing trace with hash -644319224, now seen corresponding path program 1 times [2020-10-12 17:50:05,697 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:50:05,698 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1777728548] [2020-10-12 17:50:05,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:50:05,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:05,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:05,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:05,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:05,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:08,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:10,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:10,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 200 [2020-10-12 17:50:10,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 17:50:10,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-12 17:50:10,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:10,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:50:10,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 57 [2020-10-12 17:50:10,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-12 17:50:10,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:11,002 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 17:50:11,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:50:11,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:11,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:11,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:11,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:50:11,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:11,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-12 17:50:11,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:11,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:11,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:11,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:11,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:50:11,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:50:11,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:11,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:11,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:11,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:50:11,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:11,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:50:11,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:11,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:11,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:11,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:11,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:50:11,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:50:11,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:11,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:11,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:11,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:50:11,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:11,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:50:11,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:11,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:11,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:11,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:11,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:50:11,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:50:11,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:11,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:11,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:11,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:50:11,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:11,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:50:11,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:11,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:11,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:11,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:11,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:50:11,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:50:11,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:11,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:11,083 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:11,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:50:11,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:11,084 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:50:11,084 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:11,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:11,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:11,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:11,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:50:11,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-12 17:50:11,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:11,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:11,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:11,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:50:11,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:11,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:50:11,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:11,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:11,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:11,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:11,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:50:11,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-12 17:50:11,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:11,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:11,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:11,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:50:11,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:11,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:50:11,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:11,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:50:11,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:11,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 17:50:11,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:50:11,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-12 17:50:11,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:11,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:11,147 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:11,147 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:50:11,147 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:11,148 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:50:11,148 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:11,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:50:11,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:11,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:50:11,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:50:11,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-12 17:50:11,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:11,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:11,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:11,326 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:11,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-12 17:50:11,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:50:11,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 150 [2020-10-12 17:50:11,327 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:11,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:50:11,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 43 [2020-10-12 17:50:11,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-12 17:50:11,328 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:11,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:50:11,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:11,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:11,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:11,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 17:50:11,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:11,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-12 17:50:11,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:11,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:50:11,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:11,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-12 17:50:11,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:11,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:50:11,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:11,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:11,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:11,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-12 17:50:11,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:11,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-12 17:50:11,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:11,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:50:11,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:11,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-12 17:50:11,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:11,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:50:11,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:11,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:11,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:11,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 17:50:11,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:11,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:50:11,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:11,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:11,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:11,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:11,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:50:11,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:50:11,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:11,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:11,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:11,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:50:11,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:11,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:50:11,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:11,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:11,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:11,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:11,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:50:11,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 17:50:11,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:11,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:11,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:11,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 17:50:11,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:11,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-12 17:50:11,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:11,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:50:11,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:11,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-12 17:50:11,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:50:11,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:50:11,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:11,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:11,599 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:11,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:50:11,600 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:11,600 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 17:50:11,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:11,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:50:11,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:11,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-12 17:50:11,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 36 [2020-10-12 17:50:11,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:50:11,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:11,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:11,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:11,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:50:11,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:11,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:50:11,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:11,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 17:50:11,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:11,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:50:11,670 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:11,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:50:11,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:11,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:11,692 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:11,692 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:50:11,692 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:11,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:50:11,693 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:11,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:50:11,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:11,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:50:11,694 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:11,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-12 17:50:11,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:11,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:11,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:11,714 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:11,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:50:11,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:50:11,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-12 17:50:11,715 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:11,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:50:11,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:11,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-12 17:50:11,716 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:11,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:50:11,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:11,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:11,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:11,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:50:11,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:11,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 17:50:11,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:11,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 17:50:11,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:11,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:50:11,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:11,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-12 17:50:11,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:11,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:11,775 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:11,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:50:11,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:11,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:50:11,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:11,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:11,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:50:11,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:11,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:11,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-12 17:50:11,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:11,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:11,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:11,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:50:11,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:11,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-12 17:50:11,790 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:11,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:11,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:50:11,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:11,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:11,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-12 17:50:11,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:11,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:11,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:11,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:50:11,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:11,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:50:11,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:11,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:11,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:50:11,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:11,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:11,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-12 17:50:11,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:11,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:11,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:11,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:50:11,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:11,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:50:11,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:11,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:11,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:50:11,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:11,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:11,827 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-10-12 17:50:11,833 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1777728548] [2020-10-12 17:50:11,834 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:50:11,834 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-10-12 17:50:11,834 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [750243757] [2020-10-12 17:50:11,835 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-12 17:50:11,835 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:50:11,835 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-12 17:50:11,836 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=232, Unknown=0, NotChecked=0, Total=272 [2020-10-12 17:50:11,836 INFO L87 Difference]: Start difference. First operand 1801 states and 2268 transitions. Second operand 17 states. [2020-10-12 17:50:12,589 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 17:50:13,387 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 17:50:14,051 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 17:50:14,371 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 17:50:14,653 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 17:50:14,947 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 17:50:15,296 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 17:50:15,605 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 17:50:16,586 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 17:50:16,870 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 17:50:17,212 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:50:17,539 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 17:50:17,815 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 17:50:18,404 WARN L193 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 190 [2020-10-12 17:50:18,919 WARN L193 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 190 [2020-10-12 17:50:21,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:50:21,349 INFO L93 Difference]: Finished difference Result 3927 states and 5124 transitions. [2020-10-12 17:50:21,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2020-10-12 17:50:21,350 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 140 [2020-10-12 17:50:21,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:50:21,364 INFO L225 Difference]: With dead ends: 3927 [2020-10-12 17:50:21,365 INFO L226 Difference]: Without dead ends: 2150 [2020-10-12 17:50:21,373 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 654 ImplicationChecksByTransitivity, 4.9s TimeCoverageRelationStatistics Valid=488, Invalid=2062, Unknown=0, NotChecked=0, Total=2550 [2020-10-12 17:50:21,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2150 states. [2020-10-12 17:50:21,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2150 to 1801. [2020-10-12 17:50:21,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1801 states. [2020-10-12 17:50:21,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1801 states to 1801 states and 2152 transitions. [2020-10-12 17:50:21,834 INFO L78 Accepts]: Start accepts. Automaton has 1801 states and 2152 transitions. Word has length 140 [2020-10-12 17:50:21,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:50:21,835 INFO L479 AbstractCegarLoop]: Abstraction has 1801 states and 2152 transitions. [2020-10-12 17:50:21,835 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-12 17:50:21,835 INFO L276 IsEmpty]: Start isEmpty. Operand 1801 states and 2152 transitions. [2020-10-12 17:50:21,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-10-12 17:50:21,840 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:50:21,840 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] [2020-10-12 17:50:21,841 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-12 17:50:21,841 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:50:21,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:50:21,841 INFO L82 PathProgramCache]: Analyzing trace with hash 1852729356, now seen corresponding path program 1 times [2020-10-12 17:50:21,842 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:50:21,842 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1653474900] [2020-10-12 17:50:21,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:50:21,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:21,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:21,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:22,088 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:22,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 194 [2020-10-12 17:50:22,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:50:22,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 217 [2020-10-12 17:50:22,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:22,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:50:22,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 68 [2020-10-12 17:50:22,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 102 [2020-10-12 17:50:22,089 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:22,337 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 17:50:22,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:50:22,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:22,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:22,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:22,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:50:22,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:22,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-12 17:50:22,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:22,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:22,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:22,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:22,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:22,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:50:22,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:22,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:22,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:22,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:50:22,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:22,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:50:22,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:22,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:22,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:22,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:22,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:22,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:50:22,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:22,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:22,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:22,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:50:22,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:22,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:50:22,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:22,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:22,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:22,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:22,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:22,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:50:22,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:22,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:22,390 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:22,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:50:22,390 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:22,390 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:50:22,390 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:22,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:22,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:22,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:22,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:22,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:50:22,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:22,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:22,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:22,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:50:22,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:22,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:50:22,394 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:22,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:22,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:22,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:22,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:22,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-12 17:50:22,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:22,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:22,404 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:22,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:50:22,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:22,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:50:22,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:22,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:22,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:22,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:22,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:22,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-12 17:50:22,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:22,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:22,420 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:22,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:50:22,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:22,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:50:22,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:22,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:22,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:22,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:22,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:22,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-12 17:50:22,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:22,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:22,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:22,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-12 17:50:22,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:22,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-12 17:50:22,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:22,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:50:22,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:22,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-12 17:50:22,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:22,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:50:22,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:22,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:22,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:22,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 17:50:22,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:22,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 17:50:22,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:22,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:50:22,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:22,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-12 17:50:22,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:22,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:50:22,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:22,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:22,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:22,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-12 17:50:22,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:22,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:50:22,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:22,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:22,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:22,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:22,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:22,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:50:22,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:22,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:22,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:22,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 17:50:22,502 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:22,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:50:22,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:22,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:22,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:22,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:22,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:22,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:50:22,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:22,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:22,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:22,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:50:22,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:22,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:50:22,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:22,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:22,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:22,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:22,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:22,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 17:50:22,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:22,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:22,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:22,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 17:50:22,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:22,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:50:22,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:22,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:22,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:22,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:22,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:22,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:50:22,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:22,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:22,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:22,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:50:22,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:22,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:50:22,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:22,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:22,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:22,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:22,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:22,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:50:22,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:22,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:22,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:22,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:50:22,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:22,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:50:22,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:22,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:22,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:22,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:22,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:22,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:50:22,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:22,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:22,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:22,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:50:22,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:22,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:50:22,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:22,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:22,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:22,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:22,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:22,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-12 17:50:22,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:22,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:22,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:22,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:50:22,531 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:22,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:50:22,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:22,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:50:22,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:22,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 17:50:22,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:22,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:50:22,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:22,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:22,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:22,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:50:22,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:22,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:50:22,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:22,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:22,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:22,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:22,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:22,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-12 17:50:22,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:22,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:22,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:22,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:50:22,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:22,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:50:22,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:22,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:50:22,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:22,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:50:22,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:22,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-12 17:50:22,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:22,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:22,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:22,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:50:22,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:22,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:50:22,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:22,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:50:22,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:22,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:50:22,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:22,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-12 17:50:22,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:22,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:22,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:22,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:50:22,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:22,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:50:22,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:22,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:22,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:50:22,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:22,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:22,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-12 17:50:22,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:22,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:22,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:22,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:50:22,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:22,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:50:22,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:22,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:22,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:50:22,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:22,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:22,597 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 16 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-10-12 17:50:22,597 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1653474900] [2020-10-12 17:50:22,597 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:50:22,598 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-12 17:50:22,598 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1813832730] [2020-10-12 17:50:22,598 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-12 17:50:22,599 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:50:22,599 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-12 17:50:22,599 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-12 17:50:22,599 INFO L87 Difference]: Start difference. First operand 1801 states and 2152 transitions. Second operand 9 states. [2020-10-12 17:50:22,921 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:50:25,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:50:25,490 INFO L93 Difference]: Finished difference Result 4251 states and 5352 transitions. [2020-10-12 17:50:25,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-12 17:50:25,491 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 136 [2020-10-12 17:50:25,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:50:25,508 INFO L225 Difference]: With dead ends: 4251 [2020-10-12 17:50:25,508 INFO L226 Difference]: Without dead ends: 2474 [2020-10-12 17:50:25,515 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=153, Invalid=399, Unknown=0, NotChecked=0, Total=552 [2020-10-12 17:50:25,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2474 states. [2020-10-12 17:50:25,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2474 to 2011. [2020-10-12 17:50:25,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2011 states. [2020-10-12 17:50:25,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2011 states to 2011 states and 2394 transitions. [2020-10-12 17:50:25,961 INFO L78 Accepts]: Start accepts. Automaton has 2011 states and 2394 transitions. Word has length 136 [2020-10-12 17:50:25,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:50:25,963 INFO L479 AbstractCegarLoop]: Abstraction has 2011 states and 2394 transitions. [2020-10-12 17:50:25,963 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-12 17:50:25,963 INFO L276 IsEmpty]: Start isEmpty. Operand 2011 states and 2394 transitions. [2020-10-12 17:50:25,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2020-10-12 17:50:25,969 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:50:25,969 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:50:25,969 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-12 17:50:25,969 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:50:25,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:50:25,970 INFO L82 PathProgramCache]: Analyzing trace with hash -1284440909, now seen corresponding path program 1 times [2020-10-12 17:50:25,970 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:50:25,970 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [856969721] [2020-10-12 17:50:25,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:50:26,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:26,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:26,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:28,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:28,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 223 [2020-10-12 17:50:28,387 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:50:28,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2372 [2020-10-12 17:50:28,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:28,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 21 [2020-10-12 17:50:28,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:50:28,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 175 [2020-10-12 17:50:28,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:50:28,684 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 17:50:28,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:50:28,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:28,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:28,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:28,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:50:28,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:28,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 72 [2020-10-12 17:50:28,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:28,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:50:28,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:28,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 17:50:28,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:28,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:50:28,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:28,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:28,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:28,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:50:28,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:28,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:50:28,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:28,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:50:28,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:28,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:50:28,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:28,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:50:28,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:28,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:28,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:28,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:50:28,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:28,804 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:50:28,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:28,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:50:28,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:28,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:50:28,805 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:28,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:50:28,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:28,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:28,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:28,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:50:28,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:28,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:50:28,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:28,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:50:28,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:28,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:50:28,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:28,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:50:28,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:28,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:28,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:28,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:50:28,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:28,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:50:28,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:28,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:50:28,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:28,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:50:28,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:28,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-12 17:50:28,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:28,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:28,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:28,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:50:28,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:28,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:50:28,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:28,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:50:28,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 17:50:28,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 17:50:28,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:28,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-12 17:50:28,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:28,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:28,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:28,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:28,898 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-12 17:50:28,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:50:28,898 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-12 17:50:28,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:28,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:50:28,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 17:50:28,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 82 [2020-10-12 17:50:28,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:28,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:50:28,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:28,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:28,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:28,937 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 17:50:28,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:28,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 17:50:28,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:28,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:50:28,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:28,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-12 17:50:28,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:28,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:50:28,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:28,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:28,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:28,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-12 17:50:28,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:28,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:50:28,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:28,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:28,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:28,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:28,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:28,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:50:28,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:28,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:28,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:28,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 17:50:28,956 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:28,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:50:28,956 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:28,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:28,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:28,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:28,957 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:28,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:50:28,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:28,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:28,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:28,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:50:28,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:28,960 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:50:28,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:28,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:28,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:28,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:28,961 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:28,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 17:50:28,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:28,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:28,965 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:28,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 17:50:28,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:28,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:50:28,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:28,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:28,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:28,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:28,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:28,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:50:28,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:28,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:28,971 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:28,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:50:28,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:28,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:50:28,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:28,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:28,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:28,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:28,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:28,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:50:28,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:28,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:28,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:28,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:50:28,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:28,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:50:28,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:28,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:28,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:28,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:28,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:28,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:50:28,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:28,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:28,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:28,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:50:28,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:28,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:50:28,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:28,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:28,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:28,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:28,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:28,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-12 17:50:28,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:28,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:28,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:28,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:50:28,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:28,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:50:28,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:28,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:50:28,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:28,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 17:50:28,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:28,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:50:28,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:28,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:28,996 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:28,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:50:28,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:28,997 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:50:28,997 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:28,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:28,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:28,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:28,998 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:29,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-12 17:50:29,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:29,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:29,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:29,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:50:29,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:29,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:50:29,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:29,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:50:29,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:29,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:50:29,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:29,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-12 17:50:29,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:29,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:29,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:29,025 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:50:29,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:29,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:50:29,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:29,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:50:29,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 17:50:29,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 17:50:29,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:50:29,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-12 17:50:29,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:29,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:29,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:29,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-12 17:50:29,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:29,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-12 17:50:29,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:29,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:50:29,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-12 17:50:29,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-12 17:50:29,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:50:29,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:50:29,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:29,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:29,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:29,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 17:50:29,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:29,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-12 17:50:29,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:29,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:50:29,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:29,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-12 17:50:29,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:29,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:50:29,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:29,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:29,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:29,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:50:29,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:29,172 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:50:29,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:29,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 17:50:29,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:29,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:50:29,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:29,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-12 17:50:29,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:29,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:29,220 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:29,220 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 17:50:29,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:29,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:50:29,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:29,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:50:29,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:29,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-12 17:50:29,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:29,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:50:29,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:29,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:29,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:29,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:50:29,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:29,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:50:29,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:29,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:29,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:29,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:29,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:29,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-12 17:50:29,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:29,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:29,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:29,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:50:29,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:29,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:50:29,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:29,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:29,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:50:29,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:29,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:29,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-12 17:50:29,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:29,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:29,233 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:29,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:50:29,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:29,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:50:29,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:29,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:29,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:50:29,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:29,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:29,263 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 7 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-10-12 17:50:29,264 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [856969721] [2020-10-12 17:50:29,264 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:50:29,264 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-10-12 17:50:29,264 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1227830245] [2020-10-12 17:50:29,265 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-12 17:50:29,265 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:50:29,265 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-12 17:50:29,265 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=197, Unknown=0, NotChecked=0, Total=240 [2020-10-12 17:50:29,266 INFO L87 Difference]: Start difference. First operand 2011 states and 2394 transitions. Second operand 16 states. [2020-10-12 17:50:29,690 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 17:50:30,422 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 17:50:32,647 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 17:50:33,176 WARN L193 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 189 [2020-10-12 17:50:33,639 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-10-12 17:50:34,149 WARN L193 SmtUtils]: Spent 475.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-10-12 17:50:35,542 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-12 17:50:35,839 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:50:36,088 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-12 17:50:36,326 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 17:50:38,360 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-10-12 17:50:40,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:50:40,360 INFO L93 Difference]: Finished difference Result 6856 states and 9828 transitions. [2020-10-12 17:50:40,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2020-10-12 17:50:40,361 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 157 [2020-10-12 17:50:40,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:50:40,399 INFO L225 Difference]: With dead ends: 6856 [2020-10-12 17:50:40,399 INFO L226 Difference]: Without dead ends: 5205 [2020-10-12 17:50:40,411 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 62 SyntacticMatches, 1 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1253 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=711, Invalid=3321, Unknown=0, NotChecked=0, Total=4032 [2020-10-12 17:50:40,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5205 states. [2020-10-12 17:50:41,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5205 to 3615. [2020-10-12 17:50:41,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3615 states. [2020-10-12 17:50:41,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3615 states to 3615 states and 4361 transitions. [2020-10-12 17:50:41,186 INFO L78 Accepts]: Start accepts. Automaton has 3615 states and 4361 transitions. Word has length 157 [2020-10-12 17:50:41,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:50:41,186 INFO L479 AbstractCegarLoop]: Abstraction has 3615 states and 4361 transitions. [2020-10-12 17:50:41,186 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-12 17:50:41,187 INFO L276 IsEmpty]: Start isEmpty. Operand 3615 states and 4361 transitions. [2020-10-12 17:50:41,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2020-10-12 17:50:41,192 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:50:41,192 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:50:41,193 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-12 17:50:41,193 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:50:41,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:50:41,193 INFO L82 PathProgramCache]: Analyzing trace with hash -1009681295, now seen corresponding path program 1 times [2020-10-12 17:50:41,193 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:50:41,194 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [127549333] [2020-10-12 17:50:41,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:50:41,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:41,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:41,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:41,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 223 [2020-10-12 17:50:41,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:41,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 364 [2020-10-12 17:50:41,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:41,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:50:41,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 179 [2020-10-12 17:50:41,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:50:41,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:50:41,881 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 17:50:41,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:50:41,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:41,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:41,917 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:41,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:50:41,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:41,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-12 17:50:41,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:41,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:41,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:41,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:41,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:50:41,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:50:41,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:41,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:41,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:41,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:50:41,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:41,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:50:41,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:41,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:41,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:41,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:41,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:50:41,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:50:41,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:41,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:41,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:41,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:50:41,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:41,941 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:50:41,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:41,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:41,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:41,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:41,942 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:50:41,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:50:41,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:41,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:41,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:41,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:50:41,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:41,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:50:41,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:41,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:41,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:41,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:41,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:50:41,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:50:41,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:41,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:41,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:41,950 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:50:41,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:41,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:50:41,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:41,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:41,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:41,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:41,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:50:41,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-12 17:50:41,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:41,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:41,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:41,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:50:41,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:41,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:50:41,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:41,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:41,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:41,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:41,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:41,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-12 17:50:41,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:41,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:41,991 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:41,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-12 17:50:41,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:41,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 17:50:41,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:41,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:41,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:41,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:41,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:42,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:50:42,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:42,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:42,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:42,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 17:50:42,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:42,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:50:42,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:42,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:42,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:42,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:42,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:42,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:50:42,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:42,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:42,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:42,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-12 17:50:42,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:42,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:50:42,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:42,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:42,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:42,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:42,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:42,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:50:42,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:42,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:42,033 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:42,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 17:50:42,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:42,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:50:42,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:42,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:42,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:42,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:42,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:42,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:50:42,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:42,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:42,038 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:42,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:50:42,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:42,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:50:42,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:42,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:42,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:42,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:42,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:42,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 17:50:42,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:42,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:42,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:42,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 17:50:42,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:42,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:50:42,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:42,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:42,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:42,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:42,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:42,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:50:42,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:42,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:42,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:42,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:50:42,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:42,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:50:42,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:42,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:42,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:42,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:42,052 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:42,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:50:42,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:42,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:42,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:42,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:50:42,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:42,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 17:50:42,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:42,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:42,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:42,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:42,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:42,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:50:42,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:42,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:42,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:42,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:50:42,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:42,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:50:42,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:42,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:42,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:42,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:42,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:42,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-12 17:50:42,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:42,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:42,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:42,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:50:42,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:42,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:50:42,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:42,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:42,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:42,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:42,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:42,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:50:42,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:42,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:42,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:42,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:50:42,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:42,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:50:42,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:42,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:42,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:42,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:42,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:42,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-12 17:50:42,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:42,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:42,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:42,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:50:42,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:42,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:50:42,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:42,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:42,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:42,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:42,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:42,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-12 17:50:42,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:42,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:42,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:42,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:50:42,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:42,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:50:42,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:42,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:42,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:42,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:42,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:42,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-12 17:50:42,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:42,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:42,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:42,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-12 17:50:42,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:42,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-12 17:50:42,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:42,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:50:42,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-12 17:50:42,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:50:42,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:42,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:50:42,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:42,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:42,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:42,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 17:50:42,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:42,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 17:50:42,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:42,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:50:42,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:42,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 17:50:42,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:42,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:50:42,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:42,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:42,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:42,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:50:42,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:42,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:50:42,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:42,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:42,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:42,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:42,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:42,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-12 17:50:42,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:42,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:42,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:42,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 17:50:42,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:42,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:50:42,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:42,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:42,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-12 17:50:42,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:42,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:42,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:50:42,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:42,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:42,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:42,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:50:42,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:42,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:50:42,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:42,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:42,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:50:42,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:42,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:42,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-12 17:50:42,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:42,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:42,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:42,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:50:42,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:42,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:50:42,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:42,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:42,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:50:42,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:42,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:42,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-12 17:50:42,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:50:42,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:50:42,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:50:42,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:50:42,192 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:50:42,192 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:50:42,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:50:42,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:50:42,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:50:42,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:50:42,193 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:50:42,207 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2020-10-12 17:50:42,207 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [127549333] [2020-10-12 17:50:42,207 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:50:42,208 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-12 17:50:42,208 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [899726643] [2020-10-12 17:50:42,208 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-12 17:50:42,208 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:50:42,209 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-12 17:50:42,209 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2020-10-12 17:50:42,209 INFO L87 Difference]: Start difference. First operand 3615 states and 4361 transitions. Second operand 11 states. [2020-10-12 17:50:44,113 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:50:44,458 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:50:44,702 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:50:44,938 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:50:45,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:50:45,340 INFO L93 Difference]: Finished difference Result 5173 states and 6403 transitions. [2020-10-12 17:50:45,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-12 17:50:45,341 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 157 [2020-10-12 17:50:45,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:50:45,344 INFO L225 Difference]: With dead ends: 5173 [2020-10-12 17:50:45,344 INFO L226 Difference]: Without dead ends: 0 [2020-10-12 17:50:45,363 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=97, Invalid=245, Unknown=0, NotChecked=0, Total=342 [2020-10-12 17:50:45,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-12 17:50:45,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-12 17:50:45,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-12 17:50:45,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-12 17:50:45,366 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 157 [2020-10-12 17:50:45,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:50:45,366 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-12 17:50:45,366 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-12 17:50:45,366 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-12 17:50:45,367 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-12 17:50:45,367 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-12 17:50:45,370 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-12 17:50:45,506 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:50:51,547 WARN L193 SmtUtils]: Spent 3.69 s on a formula simplification. DAG size of input: 586 DAG size of output: 413 [2020-10-12 17:50:52,639 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 193 [2020-10-12 17:50:54,267 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 191 [2020-10-12 17:50:55,409 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 291 DAG size of output: 6 [2020-10-12 17:50:56,065 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 6 [2020-10-12 17:50:56,170 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 291 DAG size of output: 6 [2020-10-12 17:50:57,752 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 277 DAG size of output: 6 [2020-10-12 17:51:00,386 WARN L193 SmtUtils]: Spent 2.15 s on a formula simplification. DAG size of input: 564 DAG size of output: 391 [2020-10-12 17:51:01,599 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 193 [2020-10-12 17:51:03,231 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 451 DAG size of output: 328 [2020-10-12 17:51:05,357 WARN L193 SmtUtils]: Spent 2.05 s on a formula simplification. DAG size of input: 564 DAG size of output: 391 [2020-10-12 17:51:08,018 WARN L193 SmtUtils]: Spent 2.44 s on a formula simplification. DAG size of input: 576 DAG size of output: 413 [2020-10-12 17:51:14,129 WARN L193 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 410 DAG size of output: 314 [2020-10-12 17:51:15,589 WARN L193 SmtUtils]: Spent 671.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 22 [2020-10-12 17:51:15,754 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 1 [2020-10-12 17:51:15,911 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 13 [2020-10-12 17:51:16,099 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 24 [2020-10-12 17:51:16,743 WARN L193 SmtUtils]: Spent 636.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 27 [2020-10-12 17:51:20,723 WARN L193 SmtUtils]: Spent 3.97 s on a formula simplification. DAG size of input: 356 DAG size of output: 34 [2020-10-12 17:51:20,892 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 1 [2020-10-12 17:51:22,246 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 196 DAG size of output: 31 [2020-10-12 17:51:23,750 WARN L193 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 164 DAG size of output: 23 [2020-10-12 17:51:23,941 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 17:51:24,629 WARN L193 SmtUtils]: Spent 680.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 26 [2020-10-12 17:51:24,803 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 24 [2020-10-12 17:51:25,591 WARN L193 SmtUtils]: Spent 776.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 25 [2020-10-12 17:51:25,763 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 24 [2020-10-12 17:51:25,905 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 1 [2020-10-12 17:51:26,687 WARN L193 SmtUtils]: Spent 772.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 26 [2020-10-12 17:51:28,890 WARN L193 SmtUtils]: Spent 2.19 s on a formula simplification. DAG size of input: 172 DAG size of output: 25 [2020-10-12 17:51:29,680 WARN L193 SmtUtils]: Spent 787.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 21 [2020-10-12 17:51:30,102 WARN L193 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 16 [2020-10-12 17:51:32,270 WARN L193 SmtUtils]: Spent 2.15 s on a formula simplification. DAG size of input: 250 DAG size of output: 39 [2020-10-12 17:51:35,646 WARN L193 SmtUtils]: Spent 3.37 s on a formula simplification. DAG size of input: 337 DAG size of output: 33 [2020-10-12 17:51:35,801 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 13 [2020-10-12 17:51:36,673 WARN L193 SmtUtils]: Spent 861.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 24 [2020-10-12 17:51:37,581 WARN L193 SmtUtils]: Spent 904.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 21 [2020-10-12 17:51:37,750 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 1 [2020-10-12 17:51:38,347 WARN L193 SmtUtils]: Spent 591.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 24 [2020-10-12 17:51:39,028 WARN L193 SmtUtils]: Spent 675.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 26 [2020-10-12 17:51:40,106 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 180 DAG size of output: 24 [2020-10-12 17:51:42,030 WARN L193 SmtUtils]: Spent 1.92 s on a formula simplification. DAG size of input: 273 DAG size of output: 37 [2020-10-12 17:51:42,858 WARN L193 SmtUtils]: Spent 824.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 18 [2020-10-12 17:51:46,196 WARN L193 SmtUtils]: Spent 3.33 s on a formula simplification. DAG size of input: 337 DAG size of output: 33 [2020-10-12 17:51:46,884 WARN L193 SmtUtils]: Spent 682.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 34 [2020-10-12 17:51:47,099 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-10-12 17:51:47,284 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 24 [2020-10-12 17:51:47,468 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 24 [2020-10-12 17:51:51,456 WARN L193 SmtUtils]: Spent 3.98 s on a formula simplification. DAG size of input: 356 DAG size of output: 33 [2020-10-12 17:51:51,667 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-10-12 17:51:51,850 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 24 [2020-10-12 17:51:52,365 WARN L193 SmtUtils]: Spent 509.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 16 [2020-10-12 17:51:52,514 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 1 [2020-10-12 17:51:52,718 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 24 [2020-10-12 17:51:53,119 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 24 [2020-10-12 17:51:53,911 WARN L193 SmtUtils]: Spent 697.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 24 [2020-10-12 17:51:54,090 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 1 [2020-10-12 17:51:54,668 WARN L193 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 24 [2020-10-12 17:51:54,831 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 1 [2020-10-12 17:51:56,624 WARN L193 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 199 DAG size of output: 35 [2020-10-12 17:51:57,071 WARN L193 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 18 [2020-10-12 17:51:57,309 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 1 [2020-10-12 17:51:57,468 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 1 [2020-10-12 17:51:57,618 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 1 [2020-10-12 17:51:58,029 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 16 [2020-10-12 17:51:59,637 WARN L193 SmtUtils]: Spent 1.60 s on a formula simplification. DAG size of input: 262 DAG size of output: 37 [2020-10-12 17:52:00,788 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 209 DAG size of output: 36 [2020-10-12 17:52:00,948 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 1 [2020-10-12 17:52:01,122 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 24 [2020-10-12 17:52:01,127 INFO L268 CegarLoopResult]: For program point L380(lines 357 381) no Hoare annotation was computed. [2020-10-12 17:52:01,127 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 333 388) no Hoare annotation was computed. [2020-10-12 17:52:01,127 INFO L268 CegarLoopResult]: For program point L364(lines 364 368) no Hoare annotation was computed. [2020-10-12 17:52:01,128 INFO L268 CegarLoopResult]: For program point L364-1(lines 364 368) no Hoare annotation was computed. [2020-10-12 17:52:01,128 INFO L268 CegarLoopResult]: For program point L359(line 359) no Hoare annotation was computed. [2020-10-12 17:52:01,128 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 333 388) no Hoare annotation was computed. [2020-10-12 17:52:01,128 INFO L268 CegarLoopResult]: For program point L358-2(lines 358 379) no Hoare annotation was computed. [2020-10-12 17:52:01,128 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 333 388) no Hoare annotation was computed. [2020-10-12 17:52:01,129 INFO L268 CegarLoopResult]: For program point L416(line 416) no Hoare annotation was computed. [2020-10-12 17:52:01,129 INFO L268 CegarLoopResult]: For program point L415-2(lines 415 440) no Hoare annotation was computed. [2020-10-12 17:52:01,129 INFO L268 CegarLoopResult]: For program point L441(lines 414 442) no Hoare annotation was computed. [2020-10-12 17:52:01,129 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 389 448) no Hoare annotation was computed. [2020-10-12 17:52:01,129 INFO L268 CegarLoopResult]: For program point L434(line 434) no Hoare annotation was computed. [2020-10-12 17:52:01,129 INFO L268 CegarLoopResult]: For program point L434-1(line 434) no Hoare annotation was computed. [2020-10-12 17:52:01,129 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 389 448) no Hoare annotation was computed. [2020-10-12 17:52:01,129 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 389 448) no Hoare annotation was computed. [2020-10-12 17:52:01,129 INFO L268 CegarLoopResult]: For program point L421(lines 421 425) no Hoare annotation was computed. [2020-10-12 17:52:01,130 INFO L268 CegarLoopResult]: For program point L421-1(lines 421 425) no Hoare annotation was computed. [2020-10-12 17:52:01,130 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 985 991) the Hoare annotation is: true [2020-10-12 17:52:01,130 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 985 991) no Hoare annotation was computed. [2020-10-12 17:52:01,130 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 992 1000) no Hoare annotation was computed. [2020-10-12 17:52:01,130 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 992 1000) the Hoare annotation is: true [2020-10-12 17:52:01,130 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 992 1000) no Hoare annotation was computed. [2020-10-12 17:52:01,131 INFO L268 CegarLoopResult]: For program point L130-1(lines 130 137) no Hoare annotation was computed. [2020-10-12 17:52:01,131 INFO L268 CegarLoopResult]: For program point L128(line 128) no Hoare annotation was computed. [2020-10-12 17:52:01,131 INFO L264 CegarLoopResult]: At program point L127(line 127) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:52:01,131 INFO L264 CegarLoopResult]: At program point L126(line 126) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:52:01,131 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 120 142) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:52:01,131 INFO L264 CegarLoopResult]: At program point L126-1(line 126) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:52:01,131 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 120 142) no Hoare annotation was computed. [2020-10-12 17:52:01,132 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 120 142) no Hoare annotation was computed. [2020-10-12 17:52:01,132 INFO L264 CegarLoopResult]: At program point L132(line 132) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:52:01,132 INFO L264 CegarLoopResult]: At program point L132-1(line 132) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:52:01,132 INFO L268 CegarLoopResult]: For program point L130(lines 130 137) no Hoare annotation was computed. [2020-10-12 17:52:01,132 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 75 98) no Hoare annotation was computed. [2020-10-12 17:52:01,132 INFO L268 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-10-12 17:52:01,132 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 75 98) no Hoare annotation was computed. [2020-10-12 17:52:01,133 INFO L268 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-10-12 17:52:01,133 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 75 98) no Hoare annotation was computed. [2020-10-12 17:52:01,133 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-10-12 17:52:01,133 INFO L268 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-10-12 17:52:01,133 INFO L268 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-10-12 17:52:01,133 INFO L268 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-10-12 17:52:01,133 INFO L268 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-10-12 17:52:01,133 INFO L268 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-10-12 17:52:01,133 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-10-12 17:52:01,133 INFO L268 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-10-12 17:52:01,133 INFO L268 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-10-12 17:52:01,133 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-10-12 17:52:01,133 INFO L268 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2020-10-12 17:52:01,133 INFO L268 CegarLoopResult]: For program point L80(line 80) no Hoare annotation was computed. [2020-10-12 17:52:01,134 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 943 957) no Hoare annotation was computed. [2020-10-12 17:52:01,134 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 943 957) the Hoare annotation is: (let ((.cse1 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (= |old(~systemActive~0)| 0)) (.cse2 (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse3 (not (<= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 (not (= ~waterLevel~0 1)) .cse1 .cse2) (or (not (<= 1 ~waterLevel~0)) .cse4 .cse1 .cse2) (or .cse5 .cse4 .cse2 .cse3) (or .cse0 .cse5 .cse2 .cse3))) [2020-10-12 17:52:01,134 INFO L264 CegarLoopResult]: At program point L949(line 949) the Hoare annotation is: (let ((.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse2 (= |old(~systemActive~0)| 0)) (.cse4 (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0))) (.cse5 (not (<= 2 ~waterLevel~0)))) (and (or .cse0 (not (= ~waterLevel~0 1)) .cse1) (or .cse2 .cse3 .cse4 .cse5) (or (not (<= 1 ~waterLevel~0)) .cse3 .cse1) (or .cse0 .cse2 .cse4 .cse5) (or .cse0 .cse1 .cse5))) [2020-10-12 17:52:01,134 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 943 957) no Hoare annotation was computed. [2020-10-12 17:52:01,134 INFO L268 CegarLoopResult]: For program point L947(lines 947 953) no Hoare annotation was computed. [2020-10-12 17:52:01,134 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 860 868) no Hoare annotation was computed. [2020-10-12 17:52:01,134 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 860 868) the Hoare annotation is: true [2020-10-12 17:52:01,134 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 860 868) no Hoare annotation was computed. [2020-10-12 17:52:01,134 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 924 942) the Hoare annotation is: true [2020-10-12 17:52:01,134 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 924 942) no Hoare annotation was computed. [2020-10-12 17:52:01,134 INFO L268 CegarLoopResult]: For program point L933(lines 933 937) no Hoare annotation was computed. [2020-10-12 17:52:01,135 INFO L271 CegarLoopResult]: At program point L931(line 931) the Hoare annotation is: true [2020-10-12 17:52:01,135 INFO L268 CegarLoopResult]: For program point L933-2(lines 933 937) no Hoare annotation was computed. [2020-10-12 17:52:01,135 INFO L268 CegarLoopResult]: For program point L931-1(line 931) no Hoare annotation was computed. [2020-10-12 17:52:01,135 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 924 942) no Hoare annotation was computed. [2020-10-12 17:52:01,135 INFO L268 CegarLoopResult]: For program point L888(lines 888 896) no Hoare annotation was computed. [2020-10-12 17:52:01,135 INFO L268 CegarLoopResult]: For program point L888-2(lines 888 896) no Hoare annotation was computed. [2020-10-12 17:52:01,135 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 869 904) no Hoare annotation was computed. [2020-10-12 17:52:01,135 INFO L268 CegarLoopResult]: For program point L876(lines 876 884) no Hoare annotation was computed. [2020-10-12 17:52:01,135 INFO L268 CegarLoopResult]: For program point L876-2(lines 876 884) no Hoare annotation was computed. [2020-10-12 17:52:01,135 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 869 904) no Hoare annotation was computed. [2020-10-12 17:52:01,136 INFO L268 CegarLoopResult]: For program point L899(line 899) no Hoare annotation was computed. [2020-10-12 17:52:01,136 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 869 904) no Hoare annotation was computed. [2020-10-12 17:52:01,136 INFO L268 CegarLoopResult]: For program point L899-1(line 899) no Hoare annotation was computed. [2020-10-12 17:52:01,136 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 978 984) no Hoare annotation was computed. [2020-10-12 17:52:01,136 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 978 984) the Hoare annotation is: true [2020-10-12 17:52:01,136 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 287 332) no Hoare annotation was computed. [2020-10-12 17:52:01,136 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 287 332) no Hoare annotation was computed. [2020-10-12 17:52:01,136 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 287 332) no Hoare annotation was computed. [2020-10-12 17:52:01,136 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 600 645) no Hoare annotation was computed. [2020-10-12 17:52:01,136 INFO L268 CegarLoopResult]: For program point L620(lines 620 627) no Hoare annotation was computed. [2020-10-12 17:52:01,136 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 600 645) no Hoare annotation was computed. [2020-10-12 17:52:01,136 INFO L268 CegarLoopResult]: For program point L614(lines 614 634) no Hoare annotation was computed. [2020-10-12 17:52:01,137 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 600 645) no Hoare annotation was computed. [2020-10-12 17:52:01,137 INFO L268 CegarLoopResult]: For program point L614-1(lines 614 634) no Hoare annotation was computed. [2020-10-12 17:52:01,137 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 107 116) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:52:01,137 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 107 116) no Hoare annotation was computed. [2020-10-12 17:52:01,137 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 107 116) no Hoare annotation was computed. [2020-10-12 17:52:01,137 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 849 859) the Hoare annotation is: true [2020-10-12 17:52:01,137 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 849 859) no Hoare annotation was computed. [2020-10-12 17:52:01,137 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 849 859) no Hoare annotation was computed. [2020-10-12 17:52:01,137 INFO L271 CegarLoopResult]: At program point L854(line 854) the Hoare annotation is: true [2020-10-12 17:52:01,138 INFO L268 CegarLoopResult]: For program point L854-1(line 854) no Hoare annotation was computed. [2020-10-12 17:52:01,138 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 841 848) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~waterLevel~0))) (.cse1 (= 0 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1 .cse2) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2))) [2020-10-12 17:52:01,138 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 841 848) no Hoare annotation was computed. [2020-10-12 17:52:01,138 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 841 848) no Hoare annotation was computed. [2020-10-12 17:52:01,138 INFO L268 CegarLoopResult]: For program point L233(lines 233 239) no Hoare annotation was computed. [2020-10-12 17:52:01,138 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 229 242) no Hoare annotation was computed. [2020-10-12 17:52:01,138 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 229 242) the Hoare annotation is: true [2020-10-12 17:52:01,138 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 229 242) no Hoare annotation was computed. [2020-10-12 17:52:01,139 INFO L264 CegarLoopResult]: At program point L800(line 800) the Hoare annotation is: (let ((.cse3 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (and (<= 1 processEnvironment_~tmp~7) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse5 (not (<= 1 ~waterLevel~0))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (= 0 ~systemActive~0))) (and (or (= ~waterLevel~0 1) .cse0) (or .cse1 .cse2 .cse0) (or .cse3 .cse4 .cse5 .cse2) (or .cse3 .cse2 .cse0) (or .cse4 .cse5 .cse1 .cse2))) [2020-10-12 17:52:01,139 INFO L268 CegarLoopResult]: For program point L798(lines 798 806) no Hoare annotation was computed. [2020-10-12 17:52:01,139 INFO L264 CegarLoopResult]: At program point L796(line 796) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (<= 1 ~waterLevel~0))) (.cse2 (= 0 ~systemActive~0)) (.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or (= ~waterLevel~0 1) .cse0) (or .cse1 .cse2 .cse0) (or .cse3 .cse2 .cse0) (or .cse4 .cse1 .cse2 .cse5) (or .cse3 .cse4 .cse2 .cse5))) [2020-10-12 17:52:01,139 INFO L268 CegarLoopResult]: For program point L796-1(line 796) no Hoare annotation was computed. [2020-10-12 17:52:01,139 INFO L268 CegarLoopResult]: For program point L794(lines 794 811) no Hoare annotation was computed. [2020-10-12 17:52:01,139 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 790 814) no Hoare annotation was computed. [2020-10-12 17:52:01,139 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 790 814) the Hoare annotation is: (let ((.cse1 (not (<= 1 ~waterLevel~0))) (.cse2 (= 0 ~systemActive~0)) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or (= ~waterLevel~0 1) .cse0 (not (= |old(~pumpRunning~0)| 0))) (or .cse1 (not (= ~methaneLevelCritical~0 0)) .cse2 .cse0) (or (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse2 .cse0))) [2020-10-12 17:52:01,139 INFO L264 CegarLoopResult]: At program point L809(line 809) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse1 (not (<= 1 ~waterLevel~0))) (.cse3 (= 0 ~systemActive~0)) (.cse2 (and .cse0 (= ~pumpRunning~0 0)))) (and (or (= ~waterLevel~0 1) .cse0 (not (= |old(~pumpRunning~0)| 0))) (or (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse2 .cse3) (or .cse1 (not (= ~methaneLevelCritical~0 0)) .cse3 .cse2)))) [2020-10-12 17:52:01,140 INFO L268 CegarLoopResult]: For program point L809-1(lines 790 814) no Hoare annotation was computed. [2020-10-12 17:52:01,140 INFO L264 CegarLoopResult]: At program point L804(line 804) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~waterLevel~0))) (.cse1 (= 0 ~systemActive~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (= ~waterLevel~0 1) (not (= |old(~pumpRunning~0)| 0))) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1))) [2020-10-12 17:52:01,140 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 756 762) no Hoare annotation was computed. [2020-10-12 17:52:01,140 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 756 762) the Hoare annotation is: true [2020-10-12 17:52:01,140 INFO L264 CegarLoopResult]: At program point L706-1(lines 698 713) the Hoare annotation is: (let ((.cse3 (= ~methaneLevelCritical~0 0)) (.cse4 (not (= 0 ~systemActive~0))) (.cse0 (<= 2 ~waterLevel~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (<= 1 ~methaneLevelCritical~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2) (and .cse3 .cse1 (<= 1 ~waterLevel~0)) (and .cse4 .cse0 .cse2) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse3 .cse4 .cse0) (and (= ~waterLevel~0 1) .cse1 .cse2))) [2020-10-12 17:52:01,140 INFO L264 CegarLoopResult]: At program point testENTRY(lines 658 725) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:52:01,140 INFO L268 CegarLoopResult]: For program point L669(lines 668 717) no Hoare annotation was computed. [2020-10-12 17:52:01,141 INFO L264 CegarLoopResult]: At program point L700(line 700) the Hoare annotation is: (let ((.cse0 (not (= 0 ~systemActive~0))) (.cse1 (<= 2 ~waterLevel~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (<= 1 ~methaneLevelCritical~0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~waterLevel~0)| 1)) (and .cse2 .cse3 (<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)) (and (= ~methaneLevelCritical~0 0) .cse2 (<= 1 ~waterLevel~0)) (and .cse0 .cse1 .cse3) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~waterLevel~0 1) .cse2 .cse3))) [2020-10-12 17:52:01,141 INFO L268 CegarLoopResult]: For program point L698(lines 698 713) no Hoare annotation was computed. [2020-10-12 17:52:01,141 INFO L268 CegarLoopResult]: For program point testFINAL(lines 658 725) no Hoare annotation was computed. [2020-10-12 17:52:01,141 INFO L264 CegarLoopResult]: At program point L690(line 690) the Hoare annotation is: (let ((.cse3 (= ~methaneLevelCritical~0 0)) (.cse0 (<= 2 ~waterLevel~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (<= 1 ~methaneLevelCritical~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2) (and .cse3 .cse1 (<= 1 ~waterLevel~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse3 (not (= 0 ~systemActive~0)) .cse0) (and (= ~waterLevel~0 1) .cse1 .cse2))) [2020-10-12 17:52:01,141 INFO L268 CegarLoopResult]: For program point L688(lines 688 694) no Hoare annotation was computed. [2020-10-12 17:52:01,141 INFO L268 CegarLoopResult]: For program point L688-1(lines 688 694) no Hoare annotation was computed. [2020-10-12 17:52:01,141 INFO L264 CegarLoopResult]: At program point L715(lines 668 717) the Hoare annotation is: (let ((.cse3 (= ~methaneLevelCritical~0 0)) (.cse0 (<= 2 ~waterLevel~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (<= 1 ~methaneLevelCritical~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2) (and .cse3 .cse1 (<= 1 ~waterLevel~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse3 (not (= 0 ~systemActive~0)) .cse0) (and (= ~waterLevel~0 1) .cse1 .cse2))) [2020-10-12 17:52:01,142 INFO L264 CegarLoopResult]: At program point L680(line 680) the Hoare annotation is: (let ((.cse3 (= ~methaneLevelCritical~0 0)) (.cse0 (<= 2 ~waterLevel~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (<= 1 ~methaneLevelCritical~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2) (and .cse3 .cse1 (<= 1 ~waterLevel~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse3 (not (= 0 ~systemActive~0)) .cse0) (and (= ~waterLevel~0 1) .cse1 .cse2))) [2020-10-12 17:52:01,142 INFO L268 CegarLoopResult]: For program point L678(lines 678 684) no Hoare annotation was computed. [2020-10-12 17:52:01,142 INFO L268 CegarLoopResult]: For program point L678-1(lines 678 684) no Hoare annotation was computed. [2020-10-12 17:52:01,142 INFO L268 CegarLoopResult]: For program point L670(lines 670 674) no Hoare annotation was computed. [2020-10-12 17:52:01,142 INFO L264 CegarLoopResult]: At program point L718(lines 667 719) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (= ~methaneLevelCritical~0 0) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:52:01,142 INFO L264 CegarLoopResult]: At program point L708(line 708) the Hoare annotation is: (let ((.cse0 (not (= 0 ~systemActive~0))) (.cse1 (<= 2 ~waterLevel~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (<= 1 ~methaneLevelCritical~0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~waterLevel~0)| 1)) (and .cse2 .cse3 (<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)) (and (= ~methaneLevelCritical~0 0) .cse2 (<= 1 ~waterLevel~0)) (and .cse0 .cse1 .cse3) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~waterLevel~0 1) .cse2 .cse3))) [2020-10-12 17:52:01,142 INFO L268 CegarLoopResult]: For program point testEXIT(lines 658 725) no Hoare annotation was computed. [2020-10-12 17:52:01,142 INFO L268 CegarLoopResult]: For program point L706(lines 706 712) no Hoare annotation was computed. [2020-10-12 17:52:01,143 INFO L268 CegarLoopResult]: For program point L574(lines 574 581) no Hoare annotation was computed. [2020-10-12 17:52:01,143 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 554 599) no Hoare annotation was computed. [2020-10-12 17:52:01,143 INFO L268 CegarLoopResult]: For program point L568(lines 568 588) no Hoare annotation was computed. [2020-10-12 17:52:01,143 INFO L268 CegarLoopResult]: For program point L568-1(lines 568 588) no Hoare annotation was computed. [2020-10-12 17:52:01,143 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 554 599) no Hoare annotation was computed. [2020-10-12 17:52:01,143 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 554 599) no Hoare annotation was computed. [2020-10-12 17:52:01,143 INFO L264 CegarLoopResult]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 815 822) the Hoare annotation is: (or (not (= ~methaneLevelCritical~0 0)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0)) (not (<= 2 ~waterLevel~0))) [2020-10-12 17:52:01,143 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 815 822) no Hoare annotation was computed. [2020-10-12 17:52:01,143 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 815 822) no Hoare annotation was computed. [2020-10-12 17:52:01,144 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 243 251) no Hoare annotation was computed. [2020-10-12 17:52:01,144 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 243 251) the Hoare annotation is: true [2020-10-12 17:52:01,144 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 243 251) no Hoare annotation was computed. [2020-10-12 17:52:01,144 INFO L268 CegarLoopResult]: For program point L205(lines 205 213) no Hoare annotation was computed. [2020-10-12 17:52:01,144 INFO L268 CegarLoopResult]: For program point L205-2(lines 205 213) no Hoare annotation was computed. [2020-10-12 17:52:01,144 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 197 219) no Hoare annotation was computed. [2020-10-12 17:52:01,144 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 197 219) no Hoare annotation was computed. [2020-10-12 17:52:01,144 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 197 219) no Hoare annotation was computed. [2020-10-12 17:52:01,144 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 451 553) no Hoare annotation was computed. [2020-10-12 17:52:01,145 INFO L268 CegarLoopResult]: For program point L475(lines 475 479) no Hoare annotation was computed. [2020-10-12 17:52:01,145 INFO L268 CegarLoopResult]: For program point L539(lines 539 550) no Hoare annotation was computed. [2020-10-12 17:52:01,145 INFO L268 CegarLoopResult]: For program point L502(lines 502 506) no Hoare annotation was computed. [2020-10-12 17:52:01,145 INFO L268 CegarLoopResult]: For program point L500-2(lines 500 520) no Hoare annotation was computed. [2020-10-12 17:52:01,145 INFO L268 CegarLoopResult]: For program point L521(lines 499 522) no Hoare annotation was computed. [2020-10-12 17:52:01,145 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 451 553) no Hoare annotation was computed. [2020-10-12 17:52:01,145 INFO L268 CegarLoopResult]: For program point L480(lines 480 496) no Hoare annotation was computed. [2020-10-12 17:52:01,145 INFO L268 CegarLoopResult]: For program point L540(lines 540 547) no Hoare annotation was computed. [2020-10-12 17:52:01,145 INFO L268 CegarLoopResult]: For program point L501(lines 500 520) no Hoare annotation was computed. [2020-10-12 17:52:01,145 INFO L268 CegarLoopResult]: For program point L532(line 532) no Hoare annotation was computed. [2020-10-12 17:52:01,146 INFO L268 CegarLoopResult]: For program point L532-1(line 532) no Hoare annotation was computed. [2020-10-12 17:52:01,146 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 451 553) no Hoare annotation was computed. [2020-10-12 17:52:01,146 INFO L268 CegarLoopResult]: For program point L497(lines 497 538) no Hoare annotation was computed. [2020-10-12 17:52:01,146 INFO L268 CegarLoopResult]: For program point L516(line 516) no Hoare annotation was computed. [2020-10-12 17:52:01,146 INFO L268 CegarLoopResult]: For program point L516-1(line 516) no Hoare annotation was computed. [2020-10-12 17:52:01,146 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 968 977) no Hoare annotation was computed. [2020-10-12 17:52:01,146 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 968 977) no Hoare annotation was computed. [2020-10-12 17:52:01,146 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 968 977) no Hoare annotation was computed. [2020-10-12 17:52:01,146 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-12 17:52:01,147 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-12 17:52:01,147 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-12 17:52:01,147 INFO L268 CegarLoopResult]: For program point L831(lines 831 837) no Hoare annotation was computed. [2020-10-12 17:52:01,147 INFO L264 CegarLoopResult]: At program point L829(line 829) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (= 0 ~systemActive~0)) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse3 (not (<= 2 ~waterLevel~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1 .cse2 .cse3) (or (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse0 .cse2 .cse3))) [2020-10-12 17:52:01,147 INFO L268 CegarLoopResult]: For program point L829-1(line 829) no Hoare annotation was computed. [2020-10-12 17:52:01,147 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 824 840) no Hoare annotation was computed. [2020-10-12 17:52:01,147 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 824 840) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (= 0 ~systemActive~0)) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse3 (not (<= 2 ~waterLevel~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1 .cse2 .cse3) (or (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse0 .cse2 .cse3))) [2020-10-12 17:52:01,147 INFO L264 CegarLoopResult]: At program point L835(line 835) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (not (= |old(~pumpRunning~0)| 0))) (.cse2 (not (<= 2 ~waterLevel~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~methaneLevelCritical~0 activatePump_~tmp~8)) .cse2) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2))) [2020-10-12 17:52:01,147 INFO L268 CegarLoopResult]: For program point L835-1(lines 824 840) no Hoare annotation was computed. [2020-10-12 17:52:01,148 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 220 228) no Hoare annotation was computed. [2020-10-12 17:52:01,148 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 220 228) no Hoare annotation was computed. [2020-10-12 17:52:01,148 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 220 228) no Hoare annotation was computed. [2020-10-12 17:52:01,148 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 905 923) no Hoare annotation was computed. [2020-10-12 17:52:01,148 INFO L271 CegarLoopResult]: At program point L912(line 912) the Hoare annotation is: true [2020-10-12 17:52:01,148 INFO L268 CegarLoopResult]: For program point L914-2(lines 914 918) no Hoare annotation was computed. [2020-10-12 17:52:01,148 INFO L268 CegarLoopResult]: For program point L912-1(line 912) no Hoare annotation was computed. [2020-10-12 17:52:01,148 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 905 923) the Hoare annotation is: true [2020-10-12 17:52:01,148 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 905 923) no Hoare annotation was computed. [2020-10-12 17:52:01,148 INFO L268 CegarLoopResult]: For program point L914(lines 914 918) no Hoare annotation was computed. [2020-10-12 17:52:01,148 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 176 187) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (<= 1 ~waterLevel~0))) (.cse2 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse3 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2) (or .cse0 .cse1 (not (<= 1 |old(~methaneLevelCritical~0)|)) .cse3) (or (= 0 ~systemActive~0) .cse2 .cse3 (not (<= 2 ~waterLevel~0))))) [2020-10-12 17:52:01,148 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 176 187) no Hoare annotation was computed. [2020-10-12 17:52:01,149 INFO L268 CegarLoopResult]: For program point L180-1(lines 176 187) no Hoare annotation was computed. [2020-10-12 17:52:01,149 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-12 17:52:01,149 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-12 17:52:01,149 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-12 17:52:01,149 INFO L268 CegarLoopResult]: For program point L736(lines 735 754) no Hoare annotation was computed. [2020-10-12 17:52:01,149 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 732 755) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) (not (<= 2 |old(~waterLevel~0)|)) (= 0 ~systemActive~0)) (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-12 17:52:01,149 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 732 755) no Hoare annotation was computed. [2020-10-12 17:52:01,149 INFO L264 CegarLoopResult]: At program point L745(line 745) the Hoare annotation is: (let ((.cse5 (= 0 ~systemActive~0))) (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (<= 1 |old(~waterLevel~0)|))) (.cse2 (not .cse5)) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse7 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse6 (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1))) (.cse8 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (<= 2 |old(~waterLevel~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse5 .cse6) (or .cse1 .cse7) (or .cse0 .cse8 .cse2 .cse3) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse7) .cse3) (or (and .cse7 .cse6) .cse8 .cse4 .cse5)))) [2020-10-12 17:52:01,149 INFO L264 CegarLoopResult]: At program point L743(lines 743 749) the Hoare annotation is: (let ((.cse7 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse5 (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1)))) (let ((.cse0 (and (= ~pumpRunning~0 0) .cse5)) (.cse1 (not (<= 2 |old(~waterLevel~0)|))) (.cse2 (= 0 ~systemActive~0)) (.cse4 (<= 2 ~waterLevel~0)) (.cse6 (and .cse7 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse8 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse2) (or .cse0 .cse1 (not .cse3) .cse2 (and .cse4 .cse5)) (or .cse6 (not (<= 1 |old(~waterLevel~0)|)) (and .cse7 (not .cse2) .cse4) .cse8) (or .cse6 .cse3 .cse8)))) [2020-10-12 17:52:01,150 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 732 755) no Hoare annotation was computed. [2020-10-12 17:52:01,150 INFO L264 CegarLoopResult]: At program point L738(line 738) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) (not (<= 2 |old(~waterLevel~0)|)) (= 0 ~systemActive~0)) (or .cse0 (not (= ~methaneLevelCritical~0 0))) (not (= |old(~pumpRunning~0)| 0)))) [2020-10-12 17:52:01,150 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2020-10-12 17:52:01,150 INFO L268 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2020-10-12 17:52:01,150 INFO L264 CegarLoopResult]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-12 17:52:01,150 INFO L268 CegarLoopResult]: For program point L56(lines 56 60) no Hoare annotation was computed. [2020-10-12 17:52:01,150 INFO L264 CegarLoopResult]: At program point L56-1(lines 56 60) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (= ~methaneLevelCritical~0 0) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 17:52:01,150 INFO L268 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2020-10-12 17:52:01,150 INFO L264 CegarLoopResult]: At program point L52-2(lines 52 66) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (= ~methaneLevelCritical~0 0) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 17:52:01,150 INFO L264 CegarLoopResult]: At program point L48(line 48) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-12 17:52:01,150 INFO L268 CegarLoopResult]: For program point L48-1(line 48) no Hoare annotation was computed. [2020-10-12 17:52:01,150 INFO L271 CegarLoopResult]: At program point L67(lines 42 71) the Hoare annotation is: true [2020-10-12 17:52:01,150 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 188 196) the Hoare annotation is: true [2020-10-12 17:52:01,151 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 188 196) no Hoare annotation was computed. [2020-10-12 17:52:01,151 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 188 196) no Hoare annotation was computed. [2020-10-12 17:52:01,151 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 152 163) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (<= 2 |old(~waterLevel~0)|))) (.cse2 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0)) .cse2) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2))) [2020-10-12 17:52:01,151 INFO L268 CegarLoopResult]: For program point L156-1(lines 152 163) no Hoare annotation was computed. [2020-10-12 17:52:01,151 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 152 163) no Hoare annotation was computed. [2020-10-12 17:52:01,151 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2020-10-12 17:52:01,151 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2020-10-12 17:52:01,151 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-12 17:52:01,151 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)) [2020-10-12 17:52:01,152 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-12 17:52:01,152 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-12 17:52:01,152 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 958 965) no Hoare annotation was computed. [2020-10-12 17:52:01,152 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 958 965) the Hoare annotation is: (let ((.cse1 (= |old(~systemActive~0)| 0)) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse3 (not (<= 2 ~waterLevel~0))) (.cse0 (= |old(~systemActive~0)| ~systemActive~0)) (.cse6 (not (= ~waterLevel~0 1))) (.cse4 (not (= ~pumpRunning~0 0))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse2 .cse3) (or .cse0 .cse5 .cse6 .cse4) (or .cse0 .cse5 .cse1 .cse3) (or .cse0 .cse5 .cse4 .cse3) (or .cse0 .cse6 .cse4 .cse2))) [2020-10-12 17:52:01,152 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 958 965) no Hoare annotation was computed. [2020-10-12 17:52:01,152 INFO L268 CegarLoopResult]: For program point L770-1(line 770) no Hoare annotation was computed. [2020-10-12 17:52:01,152 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 764 788) the Hoare annotation is: (let ((.cse3 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (= 0 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (<= 1 ~waterLevel~0)) (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse0 .cse2 (not (<= 2 ~waterLevel~0))) (or .cse3 (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2))) [2020-10-12 17:52:01,152 INFO L268 CegarLoopResult]: For program point L768(lines 768 785) no Hoare annotation was computed. [2020-10-12 17:52:01,152 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 764 788) no Hoare annotation was computed. [2020-10-12 17:52:01,152 INFO L264 CegarLoopResult]: At program point L783(line 783) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= 0 ~systemActive~0)) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) (not (<= 1 ~waterLevel~0)) .cse0 .cse1) (or (not (= ~waterLevel~0 1)) .cse2 .cse0 .cse1) (or .cse2 .cse0 .cse1 (not (<= 2 ~waterLevel~0))))) [2020-10-12 17:52:01,152 INFO L268 CegarLoopResult]: For program point L783-1(lines 764 788) no Hoare annotation was computed. [2020-10-12 17:52:01,152 INFO L264 CegarLoopResult]: At program point L778(line 778) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~waterLevel~0))) (.cse1 (= 0 ~systemActive~0)) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse3 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (< 0 (+ processEnvironment__wrappee__highWaterSensor_~tmp~6 1)) (<= processEnvironment__wrappee__highWaterSensor_~tmp~6 0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2 .cse3) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1 .cse2 .cse3))) [2020-10-12 17:52:01,153 INFO L264 CegarLoopResult]: At program point L774(line 774) the Hoare annotation is: (let ((.cse0 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 2 ~waterLevel~0))) (.cse1 (not (<= 1 ~waterLevel~0))) (.cse2 (= 0 ~systemActive~0)) (.cse3 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0)) .cse2 .cse3))) [2020-10-12 17:52:01,153 INFO L268 CegarLoopResult]: For program point L772(lines 772 780) no Hoare annotation was computed. [2020-10-12 17:52:01,153 INFO L264 CegarLoopResult]: At program point L770(line 770) the Hoare annotation is: (let ((.cse3 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (= 0 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (<= 1 ~waterLevel~0)) (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse0 .cse2 (not (<= 2 ~waterLevel~0))) (or .cse3 (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2))) [2020-10-12 17:52:01,153 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 164 175) no Hoare annotation was computed. [2020-10-12 17:52:01,153 INFO L268 CegarLoopResult]: For program point L168-1(lines 164 175) no Hoare annotation was computed. [2020-10-12 17:52:01,153 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 164 175) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (<= 1 |old(~waterLevel~0)|))) (.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (not (= ~pumpRunning~0 0)))) (and (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1 (= 0 ~systemActive~0)) (or .cse2 .cse0 .cse3 .cse1) (or .cse2 (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse3))) [2020-10-12 17:52:01,153 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 647 654) no Hoare annotation was computed. [2020-10-12 17:52:01,153 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 651) no Hoare annotation was computed. [2020-10-12 17:52:01,153 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 647 654) the Hoare annotation is: true [2020-10-12 17:52:01,153 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 647 654) no Hoare annotation was computed. [2020-10-12 17:52:01,153 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 255 279) the Hoare annotation is: true [2020-10-12 17:52:01,154 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 255 279) no Hoare annotation was computed. [2020-10-12 17:52:01,154 INFO L264 CegarLoopResult]: At program point L269(line 269) the Hoare annotation is: (let ((.cse1 (not (= ~pumpRunning~0 0))) (.cse2 (not (<= 1 ~waterLevel~0))) (.cse0 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 (= 0 ~systemActive~0) (not (<= 2 ~waterLevel~0))) (or (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse2) (or .cse1 .cse2 .cse0))) [2020-10-12 17:52:01,154 INFO L268 CegarLoopResult]: For program point L267(lines 267 273) no Hoare annotation was computed. [2020-10-12 17:52:01,154 INFO L264 CegarLoopResult]: At program point L265(line 265) the Hoare annotation is: (let ((.cse1 (not (= ~pumpRunning~0 0))) (.cse2 (not (<= 1 ~waterLevel~0))) (.cse0 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 (= 0 ~systemActive~0) (not (<= 2 ~waterLevel~0))) (or (= __utac_acc__Specification1_spec__1_~tmp~1 ~methaneLevelCritical~0) (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse2) (or .cse1 .cse2 .cse0))) [2020-10-12 17:52:01,154 INFO L268 CegarLoopResult]: For program point L265-1(line 265) no Hoare annotation was computed. [2020-10-12 17:52:01,154 INFO L268 CegarLoopResult]: For program point L263(lines 263 276) no Hoare annotation was computed. [2020-10-12 17:52:01,154 INFO L268 CegarLoopResult]: For program point L263-1(lines 255 279) no Hoare annotation was computed. [2020-10-12 17:52:01,154 INFO L271 CegarLoopResult]: At program point L261(line 261) the Hoare annotation is: true [2020-10-12 17:52:01,155 INFO L268 CegarLoopResult]: For program point L261-1(line 261) no Hoare annotation was computed. [2020-10-12 17:52:01,174 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.10 05:52:01 BoogieIcfgContainer [2020-10-12 17:52:01,174 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-12 17:52:01,176 INFO L168 Benchmark]: Toolchain (without parser) took 171108.58 ms. Allocated memory was 142.6 MB in the beginning and 2.2 GB in the end (delta: 2.1 GB). Free memory was 104.3 MB in the beginning and 1.7 GB in the end (delta: -1.6 GB). Peak memory consumption was 2.1 GB. Max. memory is 7.1 GB. [2020-10-12 17:52:01,176 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 142.6 MB. Free memory was 124.2 MB in the beginning and 123.9 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-10-12 17:52:01,177 INFO L168 Benchmark]: CACSL2BoogieTranslator took 671.41 ms. Allocated memory was 142.6 MB in the beginning and 203.9 MB in the end (delta: 61.3 MB). Free memory was 104.1 MB in the beginning and 170.7 MB in the end (delta: -66.5 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. [2020-10-12 17:52:01,177 INFO L168 Benchmark]: Boogie Preprocessor took 94.54 ms. Allocated memory is still 203.9 MB. Free memory was 170.7 MB in the beginning and 166.2 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2020-10-12 17:52:01,178 INFO L168 Benchmark]: RCFGBuilder took 1290.52 ms. Allocated memory was 203.9 MB in the beginning and 231.7 MB in the end (delta: 27.8 MB). Free memory was 166.2 MB in the beginning and 181.6 MB in the end (delta: -15.4 MB). Peak memory consumption was 75.6 MB. Max. memory is 7.1 GB. [2020-10-12 17:52:01,178 INFO L168 Benchmark]: TraceAbstraction took 169047.36 ms. Allocated memory was 231.7 MB in the beginning and 2.2 GB in the end (delta: 2.0 GB). Free memory was 181.6 MB in the beginning and 1.7 GB in the end (delta: -1.5 GB). Peak memory consumption was 2.1 GB. Max. memory is 7.1 GB. [2020-10-12 17:52:01,181 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 142.6 MB. Free memory was 124.2 MB in the beginning and 123.9 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 671.41 ms. Allocated memory was 142.6 MB in the beginning and 203.9 MB in the end (delta: 61.3 MB). Free memory was 104.1 MB in the beginning and 170.7 MB in the end (delta: -66.5 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 94.54 ms. Allocated memory is still 203.9 MB. Free memory was 170.7 MB in the beginning and 166.2 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1290.52 ms. Allocated memory was 203.9 MB in the beginning and 231.7 MB in the end (delta: 27.8 MB). Free memory was 166.2 MB in the beginning and 181.6 MB in the end (delta: -15.4 MB). Peak memory consumption was 75.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 169047.36 ms. Allocated memory was 231.7 MB in the beginning and 2.2 GB in the end (delta: 2.0 GB). Free memory was 181.6 MB in the beginning and 1.7 GB in the end (delta: -1.5 GB). Peak memory consumption was 2.1 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 651]: 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: 667]: Loop Invariant Derived loop invariant: ((((!(\old(systemActive) == 1) || !(\old(waterLevel) == 1)) || methaneLevelCritical == 0) || !(\old(pumpRunning) == 0)) || pumpRunning == 0) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: ((\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || methaneLevelCritical == 0) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 668]: Loop Invariant Derived loop invariant: ((((((!(\old(systemActive) == 1) || !(\old(waterLevel) == 1)) || ((2 <= waterLevel && pumpRunning == 0) && 1 <= methaneLevelCritical)) || ((methaneLevelCritical == 0 && pumpRunning == 0) && 1 <= waterLevel)) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || ((methaneLevelCritical == 0 && !(0 == systemActive)) && 2 <= waterLevel)) || ((waterLevel == 1 && pumpRunning == 0) && 1 <= methaneLevelCritical) - StatisticsResult: Ultimate Automizer benchmark data CFG has 43 procedures, 252 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 93.1s, OverallIterations: 9, TraceHistogramMax: 3, AutomataDifference: 56.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 75.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1580 SDtfs, 6923 SDslu, 2417 SDs, 0 SdLazy, 16608 SolverSat, 5705 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 27.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 720 GetRequests, 444 SyntacticMatches, 5 SemanticMatches, 271 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2779 ImplicationChecksByTransitivity, 22.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3615occurred 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: 2.5s AutomataMinimizationTime, 9 MinimizatonAttempts, 3954 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 68 LocationsWithAnnotation, 5793 PreInvPairs, 7963 NumberOfFragments, 2388 HoareAnnotationTreeSize, 5793 FomulaSimplifications, 9674135699 FormulaSimplificationTreeSizeReduction, 29.4s HoareSimplificationTime, 68 FomulaSimplificationsInter, 71891740 FormulaSimplificationTreeSizeReductionInter, 45.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 33.1s InterpolantComputationTime, 1140 NumberOfCodeBlocks, 1140 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1131 ConstructedInterpolants, 0 QuantifiedInterpolants, 472433 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 3 PerfectInterpolantSequences, 205/224 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...