/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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=DEEPEST --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 language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_product62.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 22:13:27,570 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 22:13:27,576 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 22:13:27,634 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 22:13:27,635 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 22:13:27,642 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 22:13:27,644 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 22:13:27,649 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 22:13:27,652 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 22:13:27,658 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 22:13:27,660 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 22:13:27,662 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 22:13:27,662 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 22:13:27,665 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 22:13:27,669 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 22:13:27,672 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 22:13:27,673 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 22:13:27,677 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 22:13:27,684 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 22:13:27,692 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 22:13:27,694 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 22:13:27,696 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 22:13:27,698 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 22:13:27,700 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 22:13:27,709 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 22:13:27,710 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 22:13:27,710 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 22:13:27,712 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 22:13:27,713 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 22:13:27,714 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 22:13:27,714 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 22:13:27,715 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 22:13:27,717 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 22:13:27,718 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 22:13:27,746 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 22:13:27,746 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 22:13:27,747 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 22:13:27,747 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 22:13:27,748 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 22:13:27,749 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 22:13:27,750 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 22:13:27,756 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 [2020-10-27 22:13:27,784 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 22:13:27,784 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 22:13:27,786 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 22:13:27,786 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 22:13:27,786 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 22:13:27,787 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 22:13:27,787 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 22:13:27,787 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 22:13:27,787 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 22:13:27,788 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 22:13:27,788 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 22:13:27,788 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 22:13:27,788 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 22:13:27,788 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 22:13:27,789 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 22:13:27,789 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 22:13:27,789 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 22:13:27,789 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 22:13:27,790 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 22:13:27,790 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 22:13:27,790 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 22:13:27,790 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 22:13:27,790 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 22:13:27,791 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 22:13:27,791 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 22:13:27,791 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 22:13:27,791 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 22:13:27,791 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 22:13:27,792 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 22:13:27,792 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 22:13:28,191 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 22:13:28,239 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 22:13:28,243 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 22:13:28,244 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 22:13:28,249 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 22:13:28,250 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product62.cil.c [2020-10-27 22:13:28,346 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5d5465369/96b08a6d0cfd4e8eabd652f25e9caa44/FLAGf86f7b768 [2020-10-27 22:13:29,103 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 22:13:29,104 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec3_product62.cil.c [2020-10-27 22:13:29,120 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5d5465369/96b08a6d0cfd4e8eabd652f25e9caa44/FLAGf86f7b768 [2020-10-27 22:13:29,378 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5d5465369/96b08a6d0cfd4e8eabd652f25e9caa44 [2020-10-27 22:13:29,382 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 22:13:29,389 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 22:13:29,391 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 22:13:29,391 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 22:13:29,395 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 22:13:29,397 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 10:13:29" (1/1) ... [2020-10-27 22:13:29,400 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28176dcd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:13:29, skipping insertion in model container [2020-10-27 22:13:29,401 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 10:13:29" (1/1) ... [2020-10-27 22:13:29,410 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 22:13:29,455 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 22:13:29,784 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 22:13:29,798 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 22:13:29,893 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 22:13:29,934 INFO L208 MainTranslator]: Completed translation [2020-10-27 22:13:29,934 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:13:29 WrapperNode [2020-10-27 22:13:29,934 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 22:13:29,936 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 22:13:29,936 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 22:13:29,936 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 22:13:29,950 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:13:29" (1/1) ... [2020-10-27 22:13:29,951 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:13:29" (1/1) ... [2020-10-27 22:13:29,970 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:13:29" (1/1) ... [2020-10-27 22:13:29,970 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:13:29" (1/1) ... [2020-10-27 22:13:30,009 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:13:29" (1/1) ... [2020-10-27 22:13:30,020 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:13:29" (1/1) ... [2020-10-27 22:13:30,025 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:13:29" (1/1) ... [2020-10-27 22:13:30,034 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 22:13:30,035 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 22:13:30,035 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 22:13:30,035 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 22:13:30,036 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:13:29" (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 [2020-10-27 22:13:30,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 22:13:30,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 22:13:30,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 22:13:30,115 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 22:13:30,115 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 22:13:30,116 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-10-27 22:13:30,116 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 22:13:30,116 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 22:13:30,116 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 22:13:30,116 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 22:13:30,117 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 22:13:30,117 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 22:13:30,117 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-27 22:13:30,117 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-27 22:13:30,117 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-27 22:13:30,117 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-27 22:13:30,118 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-27 22:13:30,118 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-27 22:13:30,118 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-27 22:13:30,118 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-27 22:13:30,118 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 22:13:30,118 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 22:13:30,119 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 22:13:30,119 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 22:13:30,119 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 22:13:30,119 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-27 22:13:30,119 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-27 22:13:30,119 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-27 22:13:30,120 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-27 22:13:30,120 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-27 22:13:30,120 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-27 22:13:30,120 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-27 22:13:30,120 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-27 22:13:30,120 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-27 22:13:30,120 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-27 22:13:30,121 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-27 22:13:30,121 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-27 22:13:30,121 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-27 22:13:30,121 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 22:13:30,121 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 22:13:30,121 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 22:13:30,121 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 22:13:30,122 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 22:13:30,122 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 22:13:30,122 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 22:13:30,122 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 22:13:30,122 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 22:13:30,122 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 22:13:30,122 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 22:13:30,123 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 22:13:30,123 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 22:13:30,123 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-27 22:13:30,123 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-27 22:13:30,123 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-27 22:13:30,123 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-10-27 22:13:30,123 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 22:13:30,124 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 22:13:30,124 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 22:13:30,124 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 22:13:30,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 22:13:30,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 22:13:30,124 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 22:13:30,125 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 22:13:30,125 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 22:13:30,125 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 22:13:30,125 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 22:13:30,125 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 22:13:30,125 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 22:13:30,126 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 22:13:30,126 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 22:13:30,126 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-27 22:13:30,126 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-27 22:13:30,126 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-27 22:13:30,126 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-27 22:13:30,126 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-27 22:13:30,127 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-27 22:13:30,127 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 22:13:30,127 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 22:13:30,127 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 22:13:30,127 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 22:13:30,127 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 22:13:30,128 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-27 22:13:30,128 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-27 22:13:30,128 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-27 22:13:30,128 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-27 22:13:30,128 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-27 22:13:30,128 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-27 22:13:30,128 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-27 22:13:30,129 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-27 22:13:30,129 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-27 22:13:30,129 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-27 22:13:30,129 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-27 22:13:30,129 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-27 22:13:30,129 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 22:13:30,129 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 22:13:30,130 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 22:13:30,130 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 22:13:30,130 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 22:13:30,130 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 22:13:30,130 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 22:13:30,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 22:13:30,130 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 22:13:31,344 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 22:13:31,345 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-27 22:13:31,347 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 10:13:31 BoogieIcfgContainer [2020-10-27 22:13:31,347 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 22:13:31,349 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 22:13:31,349 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 22:13:31,353 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 22:13:31,353 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 10:13:29" (1/3) ... [2020-10-27 22:13:31,354 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2124c35d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 10:13:31, skipping insertion in model container [2020-10-27 22:13:31,354 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:13:29" (2/3) ... [2020-10-27 22:13:31,355 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2124c35d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 10:13:31, skipping insertion in model container [2020-10-27 22:13:31,355 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 10:13:31" (3/3) ... [2020-10-27 22:13:31,357 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product62.cil.c [2020-10-27 22:13:31,370 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 22:13:31,376 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 22:13:31,390 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 22:13:31,421 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 22:13:31,421 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 22:13:31,421 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 22:13:31,421 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 22:13:31,421 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 22:13:31,421 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 22:13:31,422 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 22:13:31,422 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 22:13:31,447 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states. [2020-10-27 22:13:31,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-10-27 22:13:31,459 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:13:31,460 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:13:31,461 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:13:31,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:13:31,468 INFO L82 PathProgramCache]: Analyzing trace with hash -581250220, now seen corresponding path program 1 times [2020-10-27 22:13:31,479 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:13:31,479 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [450551233] [2020-10-27 22:13:31,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:13:31,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:31,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:32,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:32,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:34,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:34,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-27 22:13:34,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 22:13:34,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2979 [2020-10-27 22:13:34,731 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:34,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:34,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-27 22:13:34,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:34,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 22:13:35,163 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:13:35,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:13:35,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:35,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:35,228 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:35,228 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:35,228 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:35,229 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-27 22:13:35,229 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:35,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:35,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:35,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:35,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:35,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:13:35,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:35,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:35,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:35,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:35,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:35,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:35,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:35,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:35,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:35,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:35,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:35,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:13:35,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:35,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:35,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:35,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:35,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:35,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:35,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:35,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:35,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:35,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:35,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:13:35,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:13:35,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:35,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:35,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:35,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:35,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:35,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:13:35,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:35,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:35,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:35,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:35,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:35,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:13:35,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:35,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:35,302 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:35,303 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:35,303 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:35,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:13:35,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:35,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:35,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:35,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:35,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:35,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 22:13:35,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:35,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:35,312 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:35,312 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:35,312 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:35,312 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:35,313 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:35,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:35,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:13:35,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:35,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:35,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 22:13:35,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:35,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:35,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:35,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:35,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:35,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:13:35,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:35,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:35,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:13:35,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:35,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:35,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 22:13:35,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:35,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:35,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:35,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:35,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:35,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:13:35,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:35,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:35,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:13:35,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:35,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:35,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 22:13:35,364 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [450551233] [2020-10-27 22:13:35,367 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:13:35,368 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-27 22:13:35,369 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [739111644] [2020-10-27 22:13:35,376 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-27 22:13:35,376 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:13:35,394 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-27 22:13:35,395 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-27 22:13:35,397 INFO L87 Difference]: Start difference. First operand 207 states. Second operand 3 states. [2020-10-27 22:13:37,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:13:37,006 INFO L93 Difference]: Finished difference Result 371 states and 481 transitions. [2020-10-27 22:13:37,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-27 22:13:37,009 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2020-10-27 22:13:37,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:13:37,027 INFO L225 Difference]: With dead ends: 371 [2020-10-27 22:13:37,028 INFO L226 Difference]: Without dead ends: 198 [2020-10-27 22:13:37,033 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-27 22:13:37,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2020-10-27 22:13:37,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 161. [2020-10-27 22:13:37,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161 states. [2020-10-27 22:13:37,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 191 transitions. [2020-10-27 22:13:37,151 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 191 transitions. Word has length 53 [2020-10-27 22:13:37,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:13:37,151 INFO L481 AbstractCegarLoop]: Abstraction has 161 states and 191 transitions. [2020-10-27 22:13:37,151 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-27 22:13:37,152 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 191 transitions. [2020-10-27 22:13:37,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-10-27 22:13:37,155 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:13:37,156 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:13:37,156 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 22:13:37,156 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:13:37,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:13:37,157 INFO L82 PathProgramCache]: Analyzing trace with hash 1139745632, now seen corresponding path program 1 times [2020-10-27 22:13:37,157 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:13:37,157 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1038744087] [2020-10-27 22:13:37,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:13:37,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:37,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:37,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:37,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:40,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:40,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 88 [2020-10-27 22:13:40,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 22:13:40,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3102 [2020-10-27 22:13:40,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:40,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:13:40,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-27 22:13:40,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:13:40,296 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:13:40,651 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:13:40,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:13:40,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:40,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:40,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:40,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:40,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:40,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-27 22:13:40,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:40,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:40,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:40,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:40,691 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:40,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:13:40,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:40,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:40,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:40,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:40,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:40,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:40,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:40,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:40,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:40,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:40,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:40,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:13:40,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:40,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:40,714 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:40,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:40,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:40,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:40,715 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:40,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:40,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:40,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:40,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:40,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:13:40,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:40,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:40,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:40,719 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:40,719 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:40,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:40,719 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:40,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:40,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:40,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:40,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:40,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:13:40,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:40,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:40,724 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:40,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:40,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:40,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:40,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:40,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:40,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:40,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:40,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:40,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-27 22:13:40,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:40,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:40,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:40,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:40,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:40,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:40,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:40,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:40,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:13:40,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:40,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:40,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 22:13:40,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:40,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:40,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:40,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:40,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:40,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:40,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:40,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:40,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:13:40,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:40,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:40,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 22:13:40,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:40,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:40,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:40,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:40,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:40,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:40,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:40,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:40,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:13:40,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:40,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:40,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 22:13:40,751 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1038744087] [2020-10-27 22:13:40,751 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:13:40,752 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-27 22:13:40,752 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1801773645] [2020-10-27 22:13:40,753 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-27 22:13:40,754 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:13:40,754 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-27 22:13:40,755 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-27 22:13:40,755 INFO L87 Difference]: Start difference. First operand 161 states and 191 transitions. Second operand 4 states. [2020-10-27 22:13:41,321 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:13:42,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:13:42,513 INFO L93 Difference]: Finished difference Result 297 states and 364 transitions. [2020-10-27 22:13:42,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-27 22:13:42,514 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 54 [2020-10-27 22:13:42,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:13:42,519 INFO L225 Difference]: With dead ends: 297 [2020-10-27 22:13:42,520 INFO L226 Difference]: Without dead ends: 182 [2020-10-27 22:13:42,523 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-27 22:13:42,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2020-10-27 22:13:42,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 152. [2020-10-27 22:13:42,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2020-10-27 22:13:42,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 179 transitions. [2020-10-27 22:13:42,600 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 179 transitions. Word has length 54 [2020-10-27 22:13:42,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:13:42,601 INFO L481 AbstractCegarLoop]: Abstraction has 152 states and 179 transitions. [2020-10-27 22:13:42,601 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-27 22:13:42,601 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 179 transitions. [2020-10-27 22:13:42,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-10-27 22:13:42,604 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:13:42,604 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:13:42,604 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 22:13:42,604 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:13:42,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:13:42,605 INFO L82 PathProgramCache]: Analyzing trace with hash -1271644306, now seen corresponding path program 1 times [2020-10-27 22:13:42,605 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:13:42,606 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [160644623] [2020-10-27 22:13:42,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:13:42,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:42,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:42,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:44,082 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:44,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-27 22:13:44,083 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:13:44,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1449 [2020-10-27 22:13:44,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:44,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 22:13:44,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:13:44,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-10-27 22:13:44,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:44,426 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:13:44,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:13:44,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:44,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:44,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:44,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:44,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:44,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 117 [2020-10-27 22:13:44,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:44,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:13:44,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:44,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 22:13:44,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:13:44,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:13:44,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:44,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:44,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:44,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:44,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:44,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:13:44,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:44,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:13:44,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:44,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:13:44,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:13:44,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:13:44,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:44,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:44,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:44,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:44,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:44,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:13:44,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:44,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:13:44,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:44,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:13:44,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:44,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:13:44,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:44,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:44,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:44,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:44,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:44,615 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:13:44,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:44,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:13:44,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:44,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:13:44,616 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:44,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:13:44,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:44,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:44,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:44,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:44,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:44,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:44,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:44,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:13:44,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:44,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:13:44,623 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:44,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 22:13:44,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:44,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:44,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:44,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:44,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:44,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:44,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:44,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:44,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:13:44,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:44,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:44,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 22:13:44,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:44,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:44,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:44,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:44,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:44,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:44,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:44,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:44,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:13:44,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:44,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:44,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-27 22:13:44,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:44,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:44,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:44,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:44,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:44,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:44,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:44,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:44,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:13:44,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:44,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:13:44,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 22:13:44,656 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [160644623] [2020-10-27 22:13:44,656 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:13:44,656 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-27 22:13:44,657 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [596144163] [2020-10-27 22:13:44,657 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-27 22:13:44,658 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:13:44,658 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-27 22:13:44,659 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-27 22:13:44,659 INFO L87 Difference]: Start difference. First operand 152 states and 179 transitions. Second operand 5 states. [2020-10-27 22:13:45,023 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:13:46,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:13:46,121 INFO L93 Difference]: Finished difference Result 310 states and 382 transitions. [2020-10-27 22:13:46,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-27 22:13:46,122 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 59 [2020-10-27 22:13:46,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:13:46,125 INFO L225 Difference]: With dead ends: 310 [2020-10-27 22:13:46,125 INFO L226 Difference]: Without dead ends: 182 [2020-10-27 22:13:46,126 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 18 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-27 22:13:46,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2020-10-27 22:13:46,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 152. [2020-10-27 22:13:46,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2020-10-27 22:13:46,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 178 transitions. [2020-10-27 22:13:46,228 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 178 transitions. Word has length 59 [2020-10-27 22:13:46,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:13:46,229 INFO L481 AbstractCegarLoop]: Abstraction has 152 states and 178 transitions. [2020-10-27 22:13:46,229 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-27 22:13:46,229 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 178 transitions. [2020-10-27 22:13:46,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2020-10-27 22:13:46,235 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:13:46,236 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:13:46,236 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 22:13:46,236 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:13:46,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:13:46,237 INFO L82 PathProgramCache]: Analyzing trace with hash 1931548923, now seen corresponding path program 1 times [2020-10-27 22:13:46,237 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:13:46,238 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1186807008] [2020-10-27 22:13:46,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:13:46,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:46,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:46,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:47,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:47,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:47,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:51,316 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:51,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 117 [2020-10-27 22:13:51,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 22:13:51,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5033 [2020-10-27 22:13:51,317 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:51,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:13:51,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 65 [2020-10-27 22:13:51,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:13:51,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:51,597 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:13:51,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:13:51,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:51,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:51,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:51,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:51,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:51,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-27 22:13:51,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:51,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:51,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:51,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:51,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:51,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:13:51,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:51,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:51,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:51,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:51,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:51,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:51,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:51,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:51,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:51,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:51,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:51,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:13:51,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:51,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:51,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:51,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:51,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:51,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:13:51,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:51,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:51,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:51,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:51,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:51,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:13:51,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:51,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:51,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:51,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:51,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:51,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:51,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:51,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:51,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:51,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:51,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:51,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:13:51,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:51,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:51,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:51,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:51,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:51,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:13:51,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:51,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:51,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:51,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:51,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:51,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 22:13:51,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:51,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:51,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:51,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:51,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 22:13:51,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:13:51,691 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-27 22:13:51,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:51,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:13:51,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 22:13:51,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:13:51,691 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:51,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:13:51,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:51,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:51,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:51,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-27 22:13:51,701 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:51,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:13:51,702 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:51,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:13:51,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-27 22:13:51,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:13:51,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:51,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:13:51,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:51,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:51,724 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:51,725 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:13:51,725 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:51,725 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:13:51,725 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:51,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:13:51,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 22:13:51,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 22:13:51,726 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:51,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:13:51,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:51,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:51,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:51,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:51,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:51,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:13:51,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:51,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:13:51,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:51,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:13:51,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:51,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-27 22:13:51,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:51,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:51,784 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:51,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:51,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:51,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:51,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:51,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:51,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:13:51,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:51,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:51,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-10-27 22:13:51,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:51,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:51,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:51,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:51,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:51,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:51,790 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:51,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:51,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:13:51,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:51,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:51,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2020-10-27 22:13:51,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:51,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:51,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:51,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:51,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:51,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:51,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:51,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:51,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:13:51,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:51,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:51,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 22:13:51,812 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1186807008] [2020-10-27 22:13:51,812 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:13:51,812 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-27 22:13:51,812 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [26217940] [2020-10-27 22:13:51,813 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-27 22:13:51,813 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:13:51,814 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-27 22:13:51,814 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-10-27 22:13:51,814 INFO L87 Difference]: Start difference. First operand 152 states and 178 transitions. Second operand 7 states. [2020-10-27 22:13:52,251 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:13:53,689 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:13:54,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:13:54,789 INFO L93 Difference]: Finished difference Result 432 states and 532 transitions. [2020-10-27 22:13:54,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-27 22:13:54,790 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 77 [2020-10-27 22:13:54,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:13:54,794 INFO L225 Difference]: With dead ends: 432 [2020-10-27 22:13:54,794 INFO L226 Difference]: Without dead ends: 304 [2020-10-27 22:13:54,795 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2020-10-27 22:13:54,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 304 states. [2020-10-27 22:13:54,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 304 to 259. [2020-10-27 22:13:54,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 259 states. [2020-10-27 22:13:54,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 259 states and 294 transitions. [2020-10-27 22:13:54,870 INFO L78 Accepts]: Start accepts. Automaton has 259 states and 294 transitions. Word has length 77 [2020-10-27 22:13:54,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:13:54,870 INFO L481 AbstractCegarLoop]: Abstraction has 259 states and 294 transitions. [2020-10-27 22:13:54,870 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-27 22:13:54,870 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 294 transitions. [2020-10-27 22:13:54,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2020-10-27 22:13:54,872 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:13:54,872 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:13:54,872 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 22:13:54,872 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:13:54,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:13:54,873 INFO L82 PathProgramCache]: Analyzing trace with hash -577287825, now seen corresponding path program 1 times [2020-10-27 22:13:54,873 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:13:54,873 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [69661740] [2020-10-27 22:13:54,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:13:54,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:54,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:55,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:56,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:56,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 135 [2020-10-27 22:13:56,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:13:56,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1368 [2020-10-27 22:13:56,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:56,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:13:56,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 79 [2020-10-27 22:13:56,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 41 [2020-10-27 22:13:56,275 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:56,594 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:13:56,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:13:56,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:56,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:56,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:56,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:56,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:56,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-27 22:13:56,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:56,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:56,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:56,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:56,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:56,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:13:56,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:56,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:56,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:56,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:56,645 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:56,645 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:13:56,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:56,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:56,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:56,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:56,646 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:56,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:13:56,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:56,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:56,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:56,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:56,648 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:56,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:13:56,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:56,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:56,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:56,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:56,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:56,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:13:56,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:56,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:56,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:56,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:56,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:56,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:56,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:56,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:56,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:56,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:56,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:56,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:13:56,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:56,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:56,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:56,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:56,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:56,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:13:56,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:56,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:56,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:56,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:56,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:56,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 22:13:56,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:56,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:56,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:56,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-27 22:13:56,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:56,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 22:13:56,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:56,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:13:56,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:56,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-27 22:13:56,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:56,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:13:56,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:56,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:56,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:56,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-27 22:13:56,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:56,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:13:56,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:56,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:13:56,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:56,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 22:13:56,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:56,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:13:56,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:56,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:56,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:56,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 22:13:56,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:56,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:13:56,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:56,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:13:56,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:56,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 22:13:56,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:56,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:13:56,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:56,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:56,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:56,722 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:13:56,722 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:56,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:13:56,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:56,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:13:56,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:56,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:13:56,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:56,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:13:56,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:56,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:56,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:56,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:13:56,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:56,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:13:56,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:56,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:13:56,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:56,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:13:56,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:56,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:13:56,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:56,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:56,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:56,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:56,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:56,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:56,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:56,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:13:56,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:56,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:13:56,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:56,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-27 22:13:56,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:56,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:56,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:56,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:56,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:56,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:56,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:56,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:13:56,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:56,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:13:56,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:56,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-27 22:13:56,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:56,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:56,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:56,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:56,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:56,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:13:56,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:56,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:13:56,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:56,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:13:56,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:56,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-27 22:13:56,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:56,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:56,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:56,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:56,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:56,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:56,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:56,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:56,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:13:56,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:56,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:56,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 22:13:56,787 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [69661740] [2020-10-27 22:13:56,787 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:13:56,787 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-27 22:13:56,787 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1776925819] [2020-10-27 22:13:56,788 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 22:13:56,788 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:13:56,789 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 22:13:56,789 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-27 22:13:56,789 INFO L87 Difference]: Start difference. First operand 259 states and 294 transitions. Second operand 8 states. [2020-10-27 22:13:57,206 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:13:59,129 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:13:59,489 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:13:59,810 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:14:00,139 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:14:01,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:14:01,778 INFO L93 Difference]: Finished difference Result 759 states and 949 transitions. [2020-10-27 22:14:01,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-27 22:14:01,779 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 91 [2020-10-27 22:14:01,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:14:01,784 INFO L225 Difference]: With dead ends: 759 [2020-10-27 22:14:01,784 INFO L226 Difference]: Without dead ends: 524 [2020-10-27 22:14:01,786 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2020-10-27 22:14:01,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 524 states. [2020-10-27 22:14:01,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 524 to 479. [2020-10-27 22:14:01,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 479 states. [2020-10-27 22:14:01,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 479 states and 561 transitions. [2020-10-27 22:14:01,934 INFO L78 Accepts]: Start accepts. Automaton has 479 states and 561 transitions. Word has length 91 [2020-10-27 22:14:01,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:14:01,937 INFO L481 AbstractCegarLoop]: Abstraction has 479 states and 561 transitions. [2020-10-27 22:14:01,937 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 22:14:01,937 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 561 transitions. [2020-10-27 22:14:01,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2020-10-27 22:14:01,940 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:14:01,941 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:14:01,941 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 22:14:01,942 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:14:01,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:14:01,943 INFO L82 PathProgramCache]: Analyzing trace with hash 1772505588, now seen corresponding path program 1 times [2020-10-27 22:14:01,944 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:14:01,944 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [48790317] [2020-10-27 22:14:01,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:14:01,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:02,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:02,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:02,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 141 [2020-10-27 22:14:02,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:02,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 346 [2020-10-27 22:14:02,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:02,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:14:02,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 85 [2020-10-27 22:14:02,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:14:02,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:02,634 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:14:02,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:14:02,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:02,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:02,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:02,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:02,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:02,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-27 22:14:02,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:02,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:02,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:02,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:02,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:02,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:14:02,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:02,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:02,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:02,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:14:02,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:02,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:02,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:02,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:02,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:02,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:02,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:02,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:14:02,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:02,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:02,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:02,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:14:02,701 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:02,701 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:02,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:02,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:02,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:02,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:02,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:02,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:14:02,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:02,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:02,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:02,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:02,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:02,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:02,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:02,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:02,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:02,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:02,706 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:02,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:14:02,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:02,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:02,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:02,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:14:02,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:02,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:02,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:02,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:02,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:02,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:02,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:02,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 22:14:02,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:02,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:02,725 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:02,725 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:02,725 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:02,725 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:02,725 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:02,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:02,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:02,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:02,726 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:02,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 22:14:02,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:02,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:02,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:02,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-27 22:14:02,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:02,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 22:14:02,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:02,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:14:02,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-27 22:14:02,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:14:02,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:02,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:14:02,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:02,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:02,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:02,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-27 22:14:02,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:02,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 22:14:02,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:02,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:14:02,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 22:14:02,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:14:02,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:02,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:14:02,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:02,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:02,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:02,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 22:14:02,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:02,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 22:14:02,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:02,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:14:02,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 22:14:02,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:14:02,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:02,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:14:02,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:02,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:02,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:02,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:14:02,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:02,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 22:14:02,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:02,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:14:02,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 22:14:02,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:14:02,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:02,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:14:02,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:02,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:02,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:02,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:14:02,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:02,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 22:14:02,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:02,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:14:02,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:02,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:14:02,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:02,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:14:02,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:02,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:02,927 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:02,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:14:02,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:02,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:14:02,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:02,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:02,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 22:14:02,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:02,928 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:02,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-27 22:14:02,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:02,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:02,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:02,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:02,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:02,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:02,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:02,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:02,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:14:02,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:02,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:02,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-10-27 22:14:02,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:02,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:02,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:02,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:02,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:02,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:02,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:02,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:02,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:14:02,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:02,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:02,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 22:14:02,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:02,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:02,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:02,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:02,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:02,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:02,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:02,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:02,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:14:02,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:02,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:02,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 22:14:02,968 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [48790317] [2020-10-27 22:14:02,970 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:14:02,970 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-27 22:14:02,970 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1421292811] [2020-10-27 22:14:02,971 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 22:14:02,971 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:14:02,972 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 22:14:02,972 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-27 22:14:02,972 INFO L87 Difference]: Start difference. First operand 479 states and 561 transitions. Second operand 8 states. [2020-10-27 22:14:03,976 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:14:04,253 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:14:04,546 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:14:06,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:14:06,002 INFO L93 Difference]: Finished difference Result 1018 states and 1258 transitions. [2020-10-27 22:14:06,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-27 22:14:06,003 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 95 [2020-10-27 22:14:06,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:14:06,009 INFO L225 Difference]: With dead ends: 1018 [2020-10-27 22:14:06,010 INFO L226 Difference]: Without dead ends: 563 [2020-10-27 22:14:06,012 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-10-27 22:14:06,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 563 states. [2020-10-27 22:14:06,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 563 to 482. [2020-10-27 22:14:06,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 482 states. [2020-10-27 22:14:06,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 482 states and 564 transitions. [2020-10-27 22:14:06,160 INFO L78 Accepts]: Start accepts. Automaton has 482 states and 564 transitions. Word has length 95 [2020-10-27 22:14:06,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:14:06,161 INFO L481 AbstractCegarLoop]: Abstraction has 482 states and 564 transitions. [2020-10-27 22:14:06,161 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 22:14:06,161 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 564 transitions. [2020-10-27 22:14:06,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2020-10-27 22:14:06,169 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:14:06,169 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:14:06,169 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-27 22:14:06,169 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:14:06,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:14:06,170 INFO L82 PathProgramCache]: Analyzing trace with hash 743146290, now seen corresponding path program 1 times [2020-10-27 22:14:06,170 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:14:06,170 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1852497350] [2020-10-27 22:14:06,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:14:06,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:06,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:06,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:06,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 141 [2020-10-27 22:14:06,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:06,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 292 [2020-10-27 22:14:06,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:06,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:14:06,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 89 [2020-10-27 22:14:06,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:14:06,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:06,742 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:14:06,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:14:06,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:06,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:06,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:06,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:06,782 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:06,782 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-27 22:14:06,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:06,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:06,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:06,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:06,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:06,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:14:06,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:06,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:06,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:06,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:14:06,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:06,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:06,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:06,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:06,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:06,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:06,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:06,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:14:06,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:06,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:06,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:06,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:14:06,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:06,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:06,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:06,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:06,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:06,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:06,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:06,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:14:06,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:06,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:06,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:06,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:06,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:06,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:06,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:06,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:06,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:06,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:06,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:06,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:14:06,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:06,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:06,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:06,807 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:14:06,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:06,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:06,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:06,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:06,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:06,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:06,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:06,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 22:14:06,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:06,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:06,817 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:06,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:06,817 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:06,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:06,817 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:06,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:06,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:06,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:06,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:06,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 22:14:06,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:06,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:06,848 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:06,848 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-27 22:14:06,848 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:06,848 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 22:14:06,848 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:06,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:14:06,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 22:14:06,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:14:06,849 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:06,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:14:06,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:06,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:06,870 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:06,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-27 22:14:06,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:06,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 22:14:06,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:06,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:14:06,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-27 22:14:06,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:14:06,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:06,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:14:06,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:06,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:06,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:06,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 22:14:06,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:06,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 22:14:06,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:06,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:14:06,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 22:14:06,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:14:06,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:06,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:14:06,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:06,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:06,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:06,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:14:06,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:06,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:14:06,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:06,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:14:06,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:06,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 22:14:06,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:06,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:14:06,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:06,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:06,959 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:06,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:14:06,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:06,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:06,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:06,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:06,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:06,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:06,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:06,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:14:06,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:06,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:06,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:06,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:14:06,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:06,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:06,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:06,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:06,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 22:14:06,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:06,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:06,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-27 22:14:06,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:06,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:06,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:06,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:06,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:06,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:06,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:06,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:06,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:14:06,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:06,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:06,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-10-27 22:14:06,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:06,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:06,973 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:06,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:06,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:06,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:06,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:06,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:06,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:14:06,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:06,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:06,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 22:14:06,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:06,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:06,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:06,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:06,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:06,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:06,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:06,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:06,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:14:06,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:06,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:06,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 22:14:06,994 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1852497350] [2020-10-27 22:14:06,994 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:14:06,994 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 22:14:06,994 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [985453380] [2020-10-27 22:14:06,995 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 22:14:06,995 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:14:06,995 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 22:14:06,996 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-27 22:14:06,996 INFO L87 Difference]: Start difference. First operand 482 states and 564 transitions. Second operand 9 states. [2020-10-27 22:14:08,082 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:14:08,377 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:14:08,680 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:14:08,955 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:14:10,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:14:10,429 INFO L93 Difference]: Finished difference Result 1025 states and 1278 transitions. [2020-10-27 22:14:10,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-27 22:14:10,430 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 95 [2020-10-27 22:14:10,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:14:10,435 INFO L225 Difference]: With dead ends: 1025 [2020-10-27 22:14:10,435 INFO L226 Difference]: Without dead ends: 567 [2020-10-27 22:14:10,444 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2020-10-27 22:14:10,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 567 states. [2020-10-27 22:14:10,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 567 to 484. [2020-10-27 22:14:10,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 484 states. [2020-10-27 22:14:10,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 484 states and 566 transitions. [2020-10-27 22:14:10,579 INFO L78 Accepts]: Start accepts. Automaton has 484 states and 566 transitions. Word has length 95 [2020-10-27 22:14:10,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:14:10,580 INFO L481 AbstractCegarLoop]: Abstraction has 484 states and 566 transitions. [2020-10-27 22:14:10,580 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 22:14:10,580 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 566 transitions. [2020-10-27 22:14:10,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2020-10-27 22:14:10,583 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:14:10,583 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:14:10,583 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-27 22:14:10,584 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:14:10,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:14:10,584 INFO L82 PathProgramCache]: Analyzing trace with hash -1628725184, now seen corresponding path program 1 times [2020-10-27 22:14:10,584 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:14:10,585 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [939861260] [2020-10-27 22:14:10,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:14:10,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:10,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:10,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:14,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:14,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 157 [2020-10-27 22:14:14,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:14:14,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4302 [2020-10-27 22:14:14,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:14,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 22:14:14,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 106 [2020-10-27 22:14:14,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-27 22:14:14,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:15,251 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:14:15,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:14:15,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:15,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:15,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:15,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:15,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:15,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-27 22:14:15,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:15,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:15,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:15,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:15,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:15,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:14:15,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:15,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:15,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:15,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:14:15,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:15,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:15,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:15,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:15,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:15,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:15,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:15,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:14:15,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:15,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:15,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:15,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:14:15,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:15,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:15,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:15,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:15,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:15,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:15,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:15,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:14:15,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:15,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:15,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:15,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:15,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:15,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:15,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:15,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:15,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:15,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:15,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:15,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:14:15,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:15,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:15,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:15,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:14:15,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:15,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:15,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:15,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:15,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:15,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:15,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:15,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 22:14:15,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:15,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:15,325 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:15,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:15,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:15,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:15,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:15,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:15,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:15,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:15,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:15,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 22:14:15,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:15,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:15,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:15,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-10-27 22:14:15,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:15,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-27 22:14:15,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:15,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:14:15,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:15,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 50 [2020-10-27 22:14:15,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:15,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:14:15,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:15,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:15,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:15,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-27 22:14:15,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:15,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-27 22:14:15,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:15,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:14:15,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:15,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-27 22:14:15,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:15,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:14:15,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:15,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:15,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:15,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 48 [2020-10-27 22:14:15,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:15,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-27 22:14:15,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:15,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:14:15,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:15,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-27 22:14:15,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:15,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:14:15,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:15,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:15,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:15,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:14:15,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:15,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:14:15,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:15,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:15,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:15,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:15,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:15,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:14:15,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:15,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:15,502 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:15,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:14:15,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:15,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:15,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:15,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:15,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:15,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:15,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:15,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:14:15,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:15,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:15,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:15,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 22:14:15,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:15,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 22:14:15,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:15,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:14:15,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:15,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 22:14:15,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:15,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:14:15,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:15,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:15,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:15,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:14:15,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:15,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 22:14:15,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:15,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:14:15,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:15,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 22:14:15,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:15,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:14:15,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:15,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:15,638 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:15,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:15,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:15,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:14:15,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:15,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:14:15,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:15,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:14:15,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:15,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 22:14:15,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:15,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:15,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:15,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:15,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:15,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:14:15,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:15,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:14:15,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:15,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:14:15,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:15,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-27 22:14:15,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:15,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:15,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:15,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:15,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:15,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:15,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:15,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:15,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:14:15,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:15,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:15,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-27 22:14:15,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:15,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:15,732 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:15,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:15,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:15,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:15,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:15,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:15,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:14:15,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:15,733 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:15,759 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 22:14:15,760 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [939861260] [2020-10-27 22:14:15,760 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:14:15,760 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-27 22:14:15,760 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1497311853] [2020-10-27 22:14:15,761 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-27 22:14:15,761 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:14:15,761 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-27 22:14:15,762 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2020-10-27 22:14:15,762 INFO L87 Difference]: Start difference. First operand 484 states and 566 transitions. Second operand 13 states. [2020-10-27 22:14:17,021 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:14:18,210 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:14:18,637 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:14:18,994 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:14:19,354 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:14:19,739 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:14:20,100 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:14:20,447 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-27 22:14:20,820 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:14:21,211 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 216 [2020-10-27 22:14:21,604 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:14:22,351 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:14:22,710 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-27 22:14:23,066 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-27 22:14:25,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:14:25,839 INFO L93 Difference]: Finished difference Result 1496 states and 1961 transitions. [2020-10-27 22:14:25,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-10-27 22:14:25,840 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 107 [2020-10-27 22:14:25,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:14:25,848 INFO L225 Difference]: With dead ends: 1496 [2020-10-27 22:14:25,848 INFO L226 Difference]: Without dead ends: 1036 [2020-10-27 22:14:25,851 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 40 SyntacticMatches, 1 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 172 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=202, Invalid=854, Unknown=0, NotChecked=0, Total=1056 [2020-10-27 22:14:25,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1036 states. [2020-10-27 22:14:26,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1036 to 873. [2020-10-27 22:14:26,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 873 states. [2020-10-27 22:14:26,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 873 states and 1041 transitions. [2020-10-27 22:14:26,076 INFO L78 Accepts]: Start accepts. Automaton has 873 states and 1041 transitions. Word has length 107 [2020-10-27 22:14:26,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:14:26,076 INFO L481 AbstractCegarLoop]: Abstraction has 873 states and 1041 transitions. [2020-10-27 22:14:26,076 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-27 22:14:26,076 INFO L276 IsEmpty]: Start isEmpty. Operand 873 states and 1041 transitions. [2020-10-27 22:14:26,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2020-10-27 22:14:26,079 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:14:26,079 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:14:26,079 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-27 22:14:26,080 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:14:26,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:14:26,080 INFO L82 PathProgramCache]: Analyzing trace with hash -1974350818, now seen corresponding path program 1 times [2020-10-27 22:14:26,080 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:14:26,081 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [195133308] [2020-10-27 22:14:26,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:14:26,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:26,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:26,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:26,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 163 [2020-10-27 22:14:26,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:26,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 292 [2020-10-27 22:14:26,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:26,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:14:26,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 117 [2020-10-27 22:14:26,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 39 [2020-10-27 22:14:26,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:26,690 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:14:26,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:14:26,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:26,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:26,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:26,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:26,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:26,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-27 22:14:26,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:26,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:26,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:26,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:26,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:26,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:14:26,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:26,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:26,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:26,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:14:26,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:26,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:26,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:26,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:26,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:26,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:26,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:26,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:14:26,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:26,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:26,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:26,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:14:26,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:26,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:26,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:26,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:26,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:26,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:26,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:26,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:14:26,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:26,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:26,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:26,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:26,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:26,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:26,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:26,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:26,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:26,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:26,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:26,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:14:26,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:26,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:26,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:26,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:14:26,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:26,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:26,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:26,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:26,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:26,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:26,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:26,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 22:14:26,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:26,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:26,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:26,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:26,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:26,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:26,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:26,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:26,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:26,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:26,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:26,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 22:14:26,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:26,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:26,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:26,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-27 22:14:26,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:26,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 22:14:26,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:26,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:14:26,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:26,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 54 [2020-10-27 22:14:26,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:26,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:14:26,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:26,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:26,843 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:26,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:14:26,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:26,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 22:14:26,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:26,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:14:26,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:26,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-27 22:14:26,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:26,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:14:26,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:26,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:26,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:26,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:14:26,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:26,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 22:14:26,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:26,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:14:26,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:26,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-27 22:14:26,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:26,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:14:26,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:26,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:26,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:26,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:14:26,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:26,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:14:26,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:26,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:26,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:26,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:26,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:26,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:14:26,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:26,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:26,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:26,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:14:26,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:26,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:26,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:26,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:26,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:26,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:26,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:26,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:14:26,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:26,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:26,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:26,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:14:26,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:26,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:14:26,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:26,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:14:26,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:26,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-27 22:14:26,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:26,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:14:26,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:26,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:26,904 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:26,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:14:26,905 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:26,905 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:14:26,905 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:26,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:26,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:26,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:26,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:26,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:14:26,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:26,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:26,909 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:26,909 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:26,909 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:26,909 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:26,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:26,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:26,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:26,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:26,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:26,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:14:26,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:26,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:26,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:26,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:26,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:26,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:26,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:26,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:14:26,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:26,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 22:14:26,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:14:26,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-27 22:14:26,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:26,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:26,926 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:26,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:26,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:26,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:26,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:26,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:14:26,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:26,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:14:26,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:26,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-27 22:14:26,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:26,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:26,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:26,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:26,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:26,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:26,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:26,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:14:26,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:26,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:14:26,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:26,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-27 22:14:26,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:26,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:26,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:26,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:26,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:26,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 22:14:26,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:26,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:14:26,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:26,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:14:26,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:27,004 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 22:14:27,005 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [195133308] [2020-10-27 22:14:27,005 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:14:27,005 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 22:14:27,006 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1061486728] [2020-10-27 22:14:27,006 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 22:14:27,006 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:14:27,007 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 22:14:27,007 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-27 22:14:27,008 INFO L87 Difference]: Start difference. First operand 873 states and 1041 transitions. Second operand 9 states. [2020-10-27 22:14:28,164 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:14:29,097 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:14:29,894 WARN L193 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 206 [2020-10-27 22:14:30,258 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:14:30,593 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:14:32,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:14:32,013 INFO L93 Difference]: Finished difference Result 1877 states and 2344 transitions. [2020-10-27 22:14:32,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-27 22:14:32,015 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 111 [2020-10-27 22:14:32,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:14:32,022 INFO L225 Difference]: With dead ends: 1877 [2020-10-27 22:14:32,022 INFO L226 Difference]: Without dead ends: 1028 [2020-10-27 22:14:32,025 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 38 SyntacticMatches, 5 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=98, Invalid=244, Unknown=0, NotChecked=0, Total=342 [2020-10-27 22:14:32,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1028 states. [2020-10-27 22:14:32,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1028 to 873. [2020-10-27 22:14:32,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 873 states. [2020-10-27 22:14:32,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 873 states and 1021 transitions. [2020-10-27 22:14:32,241 INFO L78 Accepts]: Start accepts. Automaton has 873 states and 1021 transitions. Word has length 111 [2020-10-27 22:14:32,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:14:32,241 INFO L481 AbstractCegarLoop]: Abstraction has 873 states and 1021 transitions. [2020-10-27 22:14:32,241 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 22:14:32,241 INFO L276 IsEmpty]: Start isEmpty. Operand 873 states and 1021 transitions. [2020-10-27 22:14:32,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2020-10-27 22:14:32,246 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:14:32,246 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:14:32,246 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-27 22:14:32,247 INFO L429 AbstractCegarLoop]: === Iteration 10 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:14:32,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:14:32,247 INFO L82 PathProgramCache]: Analyzing trace with hash 703772254, now seen corresponding path program 1 times [2020-10-27 22:14:32,247 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:14:32,248 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2096630670] [2020-10-27 22:14:32,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:14:32,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:32,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:32,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:32,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:33,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:33,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:37,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:37,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 227 [2020-10-27 22:14:37,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 22:14:37,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5015 [2020-10-27 22:14:37,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:37,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 22:14:37,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 135 [2020-10-27 22:14:37,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 69 [2020-10-27 22:14:37,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:37,736 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:14:37,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:14:37,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:37,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:37,790 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:37,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:37,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:37,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-27 22:14:37,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:37,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:37,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:37,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:37,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:37,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:14:37,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:37,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:37,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:37,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:14:37,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:37,808 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:37,808 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:37,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:37,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:37,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:37,809 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:37,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:14:37,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:37,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:37,827 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:37,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:14:37,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:37,828 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:37,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:37,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:37,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:37,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:37,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:37,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:14:37,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:37,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:37,838 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:37,838 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:37,838 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:37,839 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:14:37,839 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:37,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:37,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:37,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:37,840 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:37,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:14:37,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:37,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:37,843 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:37,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:14:37,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:37,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:37,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:37,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:37,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:37,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:37,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:37,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 22:14:37,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:37,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:37,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:37,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:37,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:37,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:37,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:37,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:37,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:37,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:37,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:37,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 22:14:37,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:37,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:37,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:38,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:38,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-27 22:14:38,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:14:38,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 135 [2020-10-27 22:14:38,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:38,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 22:14:38,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-27 22:14:38,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 34 [2020-10-27 22:14:38,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:38,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:14:38,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:38,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:38,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:38,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-27 22:14:38,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:38,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-10-27 22:14:38,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:38,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:14:38,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:38,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 50 [2020-10-27 22:14:38,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:38,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:14:38,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:38,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:38,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:38,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:14:38,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:38,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-27 22:14:38,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:38,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:14:38,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:38,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-27 22:14:38,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:38,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:14:38,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:38,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:38,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:38,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:14:38,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:38,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-27 22:14:38,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:38,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:14:38,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:38,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-27 22:14:38,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:38,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:14:38,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:38,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:38,248 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:38,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:14:38,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:38,248 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:14:38,248 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:38,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:38,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:38,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:38,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:38,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:14:38,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:38,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:38,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:38,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:14:38,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:38,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:38,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:38,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:38,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:38,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:38,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:38,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:14:38,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:38,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:38,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:38,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:14:38,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:38,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-27 22:14:38,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:38,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:14:38,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:38,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 22:14:38,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:38,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:14:38,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:38,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:38,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:38,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:14:38,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:38,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-27 22:14:38,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:38,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:14:38,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:38,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 22:14:38,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:38,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:14:38,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:38,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:38,404 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:38,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:38,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:38,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:38,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:38,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:14:38,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:38,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:14:38,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:38,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:14:38,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:38,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:38,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:38,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:38,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:38,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:38,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:38,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:14:38,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:38,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:14:38,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:38,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-27 22:14:38,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:38,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:38,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:38,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:14:38,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:38,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:14:38,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:38,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:14:38,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 22:14:38,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 22:14:38,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:38,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:14:38,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:38,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:38,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:38,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:38,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:38,539 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 22:14:38,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:38,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:14:38,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:38,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:14:38,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:38,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-27 22:14:38,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:38,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:38,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:38,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:38,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:38,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:14:38,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:38,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:14:38,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:38,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:14:38,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:38,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-27 22:14:38,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:38,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:38,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:38,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:38,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-27 22:14:38,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:14:38,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-27 22:14:38,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:38,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:14:38,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:38,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-27 22:14:38,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:38,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:14:38,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:38,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:38,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:38,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:14:38,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:38,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 22:14:38,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:38,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:14:38,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:38,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 22:14:38,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:38,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:14:38,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:38,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:38,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:38,722 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:38,722 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:38,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:38,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:38,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:14:38,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:38,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:14:38,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:38,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 22:14:38,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:38,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:38,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:38,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:38,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:38,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:38,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:38,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:14:38,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:38,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:14:38,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:38,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-10-27 22:14:38,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:38,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:38,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:38,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:38,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:38,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:14:38,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:38,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:14:38,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:38,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:14:38,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:38,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-10-27 22:14:38,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:38,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:38,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:38,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:38,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:38,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:38,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:38,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:38,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:14:38,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:38,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:38,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2020-10-27 22:14:38,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:38,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:38,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:38,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:38,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:38,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:38,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:38,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:38,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:14:38,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:38,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:38,799 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-10-27 22:14:38,799 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2096630670] [2020-10-27 22:14:38,799 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:14:38,800 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2020-10-27 22:14:38,800 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [381163857] [2020-10-27 22:14:38,800 INFO L461 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-10-27 22:14:38,800 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:14:38,801 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-10-27 22:14:38,801 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=302, Unknown=0, NotChecked=0, Total=342 [2020-10-27 22:14:38,801 INFO L87 Difference]: Start difference. First operand 873 states and 1021 transitions. Second operand 19 states. [2020-10-27 22:14:39,643 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:14:40,814 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:14:42,324 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:14:42,784 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:14:43,214 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:14:43,586 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:14:44,010 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:14:44,349 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:14:44,681 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:14:45,023 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:14:45,458 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:14:45,836 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:14:46,371 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:14:46,983 WARN L193 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 209 [2020-10-27 22:14:48,100 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:14:48,708 WARN L193 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 208 [2020-10-27 22:14:49,081 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:14:49,421 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 216 [2020-10-27 22:14:51,316 WARN L193 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 211 [2020-10-27 22:14:52,010 WARN L193 SmtUtils]: Spent 642.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 215 [2020-10-27 22:14:52,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:14:52,884 INFO L93 Difference]: Finished difference Result 1810 states and 2271 transitions. [2020-10-27 22:14:52,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2020-10-27 22:14:52,885 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 159 [2020-10-27 22:14:52,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:14:52,892 INFO L225 Difference]: With dead ends: 1810 [2020-10-27 22:14:52,892 INFO L226 Difference]: Without dead ends: 961 [2020-10-27 22:14:52,896 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 64 SyntacticMatches, 2 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 436 ImplicationChecksByTransitivity, 8.6s TimeCoverageRelationStatistics Valid=331, Invalid=1925, Unknown=0, NotChecked=0, Total=2256 [2020-10-27 22:14:52,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 961 states. [2020-10-27 22:14:53,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 961 to 823. [2020-10-27 22:14:53,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 823 states. [2020-10-27 22:14:53,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 823 states and 931 transitions. [2020-10-27 22:14:53,106 INFO L78 Accepts]: Start accepts. Automaton has 823 states and 931 transitions. Word has length 159 [2020-10-27 22:14:53,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:14:53,107 INFO L481 AbstractCegarLoop]: Abstraction has 823 states and 931 transitions. [2020-10-27 22:14:53,107 INFO L482 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-10-27 22:14:53,107 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 931 transitions. [2020-10-27 22:14:53,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2020-10-27 22:14:53,112 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:14:53,112 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:14:53,112 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-27 22:14:53,113 INFO L429 AbstractCegarLoop]: === Iteration 11 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:14:53,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:14:53,113 INFO L82 PathProgramCache]: Analyzing trace with hash -890986390, now seen corresponding path program 1 times [2020-10-27 22:14:53,113 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:14:53,114 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [932149165] [2020-10-27 22:14:53,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:14:53,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:53,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:53,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:53,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:53,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:54,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:58,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:58,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 259 [2020-10-27 22:14:58,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 22:14:58,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5016 [2020-10-27 22:14:58,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:58,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:14:58,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 208 [2020-10-27 22:14:58,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:14:58,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:58,451 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:14:58,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:14:58,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:58,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:58,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:58,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:58,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:58,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-27 22:14:58,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:58,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:58,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:58,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:58,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:58,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:14:58,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:58,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:58,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:58,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:14:58,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:58,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:58,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:58,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:58,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:58,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:58,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:58,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:14:58,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:58,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:58,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:58,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:14:58,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:58,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:58,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:58,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:58,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:58,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:58,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:58,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:14:58,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:58,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:58,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:58,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:58,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:58,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:58,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:58,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:58,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:58,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:58,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:58,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:14:58,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:58,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:58,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:58,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:14:58,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:58,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:58,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:58,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:58,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:58,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:58,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:58,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 22:14:58,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:58,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:58,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:58,538 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:58,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:58,539 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:58,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:58,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:58,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:58,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:58,539 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:58,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 22:14:58,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:58,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:58,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:58,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 97 [2020-10-27 22:14:58,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:58,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 22:14:58,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:58,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:58,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:58,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:58,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:58,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:14:58,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:58,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:58,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:58,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-27 22:14:58,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:58,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:14:58,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:58,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:58,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:58,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:58,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:58,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:14:58,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:58,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:58,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:58,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:14:58,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:58,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:14:58,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:58,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:58,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:58,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:58,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:58,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:14:58,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:58,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:58,610 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:58,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:14:58,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:58,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:14:58,611 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:58,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:58,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:58,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:58,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:58,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:14:58,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:58,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:58,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:58,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:14:58,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:58,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:14:58,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:58,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:58,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:58,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:58,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:58,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:14:58,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:58,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:58,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:58,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:14:58,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:58,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:58,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:58,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:58,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:58,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:58,623 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:58,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:14:58,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:58,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:58,628 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:58,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:14:58,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:58,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:14:58,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:58,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:58,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:58,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:58,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:58,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:14:58,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:58,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:58,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:58,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:14:58,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:58,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:58,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:58,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:58,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:58,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:58,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:58,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:14:58,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:58,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:58,638 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:58,638 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:58,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:58,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:58,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:58,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:58,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:58,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:58,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:58,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:14:58,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:58,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:58,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:58,642 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:58,642 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:58,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:58,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:58,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:58,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:58,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:58,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:58,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-27 22:14:58,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:58,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:58,650 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:58,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-27 22:14:58,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:58,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:14:58,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:58,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:58,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:58,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:58,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:58,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:14:58,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:58,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:58,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:58,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:58,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:58,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:58,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:58,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:58,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:58,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:58,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:58,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 22:14:58,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:58,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:58,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:58,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:58,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:58,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:58,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:58,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:58,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:58,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:58,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:58,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-27 22:14:58,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:58,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:58,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:58,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:58,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:58,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:58,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:58,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:58,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:58,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:58,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:58,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-27 22:14:58,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:58,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:58,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:58,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:14:58,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:58,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-27 22:14:58,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:58,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:14:58,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-10-27 22:14:58,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:14:58,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:58,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:14:58,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:58,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:58,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:58,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:14:58,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:58,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:58,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:58,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:58,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:58,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:58,706 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:58,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:14:58,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:58,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:58,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:58,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:58,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:58,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:58,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:58,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:58,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:58,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:58,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:58,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 22:14:58,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:58,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:58,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:58,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 22:14:58,731 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:58,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 22:14:58,731 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:58,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:14:58,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-27 22:14:58,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:14:58,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:58,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:14:58,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:58,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:58,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:58,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 22:14:58,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:58,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-27 22:14:58,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:58,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:14:58,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:58,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 22:14:58,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:58,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:14:58,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:58,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:58,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:58,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:58,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:58,846 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:58,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:58,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:58,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:58,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:58,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:58,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 22:14:58,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:58,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:58,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:58,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:58,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:58,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:58,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:58,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:58,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:14:58,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:58,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:58,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2020-10-27 22:14:58,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:58,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:58,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:58,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:58,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:58,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 22:14:58,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:58,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:58,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:14:58,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:58,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:58,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2020-10-27 22:14:58,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:58,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:58,872 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:58,872 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:58,872 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:58,872 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:58,872 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:58,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:58,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:14:58,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:58,873 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:58,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2020-10-27 22:14:58,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:58,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:58,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:58,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:58,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:58,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:58,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:58,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:58,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:14:58,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:58,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:58,916 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2020-10-27 22:14:58,916 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [932149165] [2020-10-27 22:14:58,917 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:14:58,917 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-27 22:14:58,917 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [523513732] [2020-10-27 22:14:58,919 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 22:14:58,920 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:14:58,920 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 22:14:58,920 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-10-27 22:14:58,920 INFO L87 Difference]: Start difference. First operand 823 states and 931 transitions. Second operand 10 states. [2020-10-27 22:15:01,470 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:15:01,786 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:15:02,113 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:15:02,451 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:15:03,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:15:03,012 INFO L93 Difference]: Finished difference Result 1780 states and 2122 transitions. [2020-10-27 22:15:03,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-27 22:15:03,013 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 183 [2020-10-27 22:15:03,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:15:03,022 INFO L225 Difference]: With dead ends: 1780 [2020-10-27 22:15:03,022 INFO L226 Difference]: Without dead ends: 981 [2020-10-27 22:15:03,025 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2020-10-27 22:15:03,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 981 states. [2020-10-27 22:15:03,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 981 to 843. [2020-10-27 22:15:03,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 843 states. [2020-10-27 22:15:03,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 843 states and 951 transitions. [2020-10-27 22:15:03,207 INFO L78 Accepts]: Start accepts. Automaton has 843 states and 951 transitions. Word has length 183 [2020-10-27 22:15:03,207 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:15:03,207 INFO L481 AbstractCegarLoop]: Abstraction has 843 states and 951 transitions. [2020-10-27 22:15:03,207 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 22:15:03,207 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 951 transitions. [2020-10-27 22:15:03,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2020-10-27 22:15:03,212 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:15:03,213 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:15:03,213 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-27 22:15:03,213 INFO L429 AbstractCegarLoop]: === Iteration 12 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:15:03,213 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:15:03,213 INFO L82 PathProgramCache]: Analyzing trace with hash -231454868, now seen corresponding path program 1 times [2020-10-27 22:15:03,214 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:15:03,214 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [577126496] [2020-10-27 22:15:03,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:15:03,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:15:03,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:03,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:03,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:05,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:08,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:15:08,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 259 [2020-10-27 22:15:08,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 22:15:08,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5035 [2020-10-27 22:15:08,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:15:08,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-27 22:15:08,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-10-27 22:15:08,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 195 [2020-10-27 22:15:08,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:15:08,608 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:15:08,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:15:08,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:15:08,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:08,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:15:08,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:15:08,633 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:15:08,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 22:15:08,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:15:08,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:15:08,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:15:08,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:15:08,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:15:08,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:15:08,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:15:08,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:08,650 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:15:08,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:15:08,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:15:08,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:15:08,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:15:08,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:15:08,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:15:08,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:15:08,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:15:08,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:15:08,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:15:08,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:08,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:15:08,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:15:08,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:15:08,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:15:08,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:15:08,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:15:08,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:15:08,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:15:08,653 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:15:08,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:15:08,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:15:08,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:08,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:15:08,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:15:08,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:15:08,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:15:08,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:15:08,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:15:08,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:15:08,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:15:08,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:15:08,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:15:08,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:15:08,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:08,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:15:08,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:15:08,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:15:08,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:15:08,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:15:08,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:15:08,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:15:08,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:15:08,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:15:08,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 22:15:08,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:15:08,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:08,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:15:08,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:15:08,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:15:08,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:15:08,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:15:08,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:15:08,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:15:08,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 22:15:08,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:15:08,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 22:15:08,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:15:08,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:08,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:08,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:15:08,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 97 [2020-10-27 22:15:08,731 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:15:08,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-27 22:15:08,731 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:15:08,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 22:15:08,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 22:15:08,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 97 [2020-10-27 22:15:08,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:15:08,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:15:08,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:15:08,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:08,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:15:08,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-27 22:15:08,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:15:08,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-27 22:15:08,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:15:08,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:15:08,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:15:08,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-27 22:15:08,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:15:08,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:15:08,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:15:08,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:08,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:15:08,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:15:08,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:15:08,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 22:15:08,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:15:08,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:15:08,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:15:08,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 22:15:08,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:15:08,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:15:08,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:15:08,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:08,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:15:08,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:15:08,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:15:08,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 22:15:08,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:15:08,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:15:08,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:15:08,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 22:15:08,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:15:08,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:15:08,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:15:08,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:08,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:15:08,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:15:08,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:15:08,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:15:08,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:15:08,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:15:08,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:15:08,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:15:08,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:15:08,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:15:08,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:15:08,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:08,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:15:08,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:15:08,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:15:08,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:15:08,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:15:08,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:15:08,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:15:08,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:15:08,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:15:08,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:15:08,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:15:08,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:08,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:15:08,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:15:08,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:15:08,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:15:08,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:15:08,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:15:08,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:15:08,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-27 22:15:08,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:15:08,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:15:08,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:15:08,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:08,902 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:15:08,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:15:08,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:15:08,903 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:15:08,903 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:15:08,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:15:08,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:15:08,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:15:08,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:15:08,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:15:08,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:15:08,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:08,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:15:08,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:15:08,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:15:08,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:15:08,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:15:08,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:15:08,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:15:08,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:15:08,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:15:08,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:15:08,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:15:08,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:08,911 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:15:08,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:15:08,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:15:08,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:15:08,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:15:08,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:15:08,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:15:08,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:15:08,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:15:08,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-27 22:15:08,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:15:08,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:08,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:15:08,933 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-27 22:15:08,933 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:15:08,934 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 22:15:08,934 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:15:08,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 22:15:08,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:15:08,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-27 22:15:08,934 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:15:09,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:15:09,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:15:09,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:09,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:15:09,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:15:09,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:15:09,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:15:09,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:15:09,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:15:09,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:15:09,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:15:09,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:15:09,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 22:15:09,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:15:09,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:09,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:15:09,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:15:09,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:15:09,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:15:09,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:15:09,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:15:09,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:15:09,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:15:09,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:15:09,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-27 22:15:09,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:15:09,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:09,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:15:09,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:15:09,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:15:09,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:15:09,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:15:09,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:15:09,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 22:15:09,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 22:15:09,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:15:09,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-27 22:15:09,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:15:09,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:09,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:15:09,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:15:09,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:15:09,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:15:09,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:15:09,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:15:09,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:15:09,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-10-27 22:15:09,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:15:09,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:15:09,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:15:09,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:09,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:15:09,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:15:09,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:15:09,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:15:09,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:15:09,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:15:09,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:15:09,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:15:09,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:15:09,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:15:09,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:15:09,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:09,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:15:09,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:15:09,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:15:09,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:15:09,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:15:09,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:15:09,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:15:09,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:15:09,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:15:09,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 22:15:09,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:15:09,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:09,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:15:09,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 22:15:09,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:15:09,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:15:09,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:15:09,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:15:09,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:15:09,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:15:09,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:15:09,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:15:09,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:15:09,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:09,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:15:09,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 22:15:09,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:15:09,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:15:09,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:15:09,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:15:09,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:15:09,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:15:09,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:15:09,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:15:09,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:15:09,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:09,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:15:09,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:15:09,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:15:09,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:15:09,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:15:09,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:15:09,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:15:09,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:15:09,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:15:09,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 22:15:09,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:15:09,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:09,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:15:09,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:15:09,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:15:09,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:15:09,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:15:09,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:15:09,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:15:09,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:15:09,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:15:09,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2020-10-27 22:15:09,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:15:09,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:09,124 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:15:09,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:15:09,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:15:09,125 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:15:09,125 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:15:09,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:15:09,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:15:09,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:15:09,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:15:09,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2020-10-27 22:15:09,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:15:09,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:09,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:15:09,130 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:15:09,130 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:15:09,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:15:09,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:15:09,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:15:09,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:15:09,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:15:09,131 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:15:09,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2020-10-27 22:15:09,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:15:09,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:09,134 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:15:09,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:15:09,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:15:09,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:15:09,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:15:09,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:15:09,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:15:09,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:15:09,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:15:09,233 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 9 proven. 10 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-10-27 22:15:09,233 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [577126496] [2020-10-27 22:15:09,234 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:15:09,234 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-10-27 22:15:09,234 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1801819029] [2020-10-27 22:15:09,235 INFO L461 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-27 22:15:09,235 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:15:09,235 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-27 22:15:09,236 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=233, Unknown=0, NotChecked=0, Total=272 [2020-10-27 22:15:09,236 INFO L87 Difference]: Start difference. First operand 843 states and 951 transitions. Second operand 17 states. [2020-10-27 22:15:10,327 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:15:11,148 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:15:12,193 WARN L193 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 205 [2020-10-27 22:15:13,762 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:15:14,763 WARN L193 SmtUtils]: Spent 929.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 208 [2020-10-27 22:15:15,111 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:15:15,750 WARN L193 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 207 [2020-10-27 22:15:16,448 WARN L193 SmtUtils]: Spent 623.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 209 [2020-10-27 22:15:17,103 WARN L193 SmtUtils]: Spent 589.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 207 [2020-10-27 22:15:20,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:15:20,240 INFO L93 Difference]: Finished difference Result 2045 states and 2548 transitions. [2020-10-27 22:15:20,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-10-27 22:15:20,241 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 183 [2020-10-27 22:15:20,241 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:15:20,242 INFO L225 Difference]: With dead ends: 2045 [2020-10-27 22:15:20,242 INFO L226 Difference]: Without dead ends: 0 [2020-10-27 22:15:20,249 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 72 SyntacticMatches, 2 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 244 ImplicationChecksByTransitivity, 5.4s TimeCoverageRelationStatistics Valid=282, Invalid=1124, Unknown=0, NotChecked=0, Total=1406 [2020-10-27 22:15:20,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-27 22:15:20,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-27 22:15:20,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-27 22:15:20,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-27 22:15:20,250 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 183 [2020-10-27 22:15:20,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:15:20,250 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-27 22:15:20,251 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-27 22:15:20,251 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-27 22:15:20,251 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-27 22:15:20,251 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-27 22:15:20,253 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-27 22:15:25,491 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 354 DAG size of output: 327 [2020-10-27 22:15:26,477 WARN L193 SmtUtils]: Spent 974.00 ms on a formula simplification. DAG size of input: 354 DAG size of output: 327 [2020-10-27 22:15:29,825 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 372 DAG size of output: 337 [2020-10-27 22:15:32,344 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 369 DAG size of output: 336 [2020-10-27 22:15:35,276 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 372 DAG size of output: 338 [2020-10-27 22:15:36,883 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 202 DAG size of output: 23 [2020-10-27 22:15:37,630 WARN L193 SmtUtils]: Spent 737.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 22 [2020-10-27 22:15:37,828 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 1 [2020-10-27 22:15:38,076 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 29 [2020-10-27 22:15:38,327 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 29 [2020-10-27 22:15:38,579 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 1 [2020-10-27 22:15:39,483 WARN L193 SmtUtils]: Spent 884.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 30 [2020-10-27 22:15:41,764 WARN L193 SmtUtils]: Spent 2.27 s on a formula simplification. DAG size of input: 218 DAG size of output: 49 [2020-10-27 22:15:43,136 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 201 DAG size of output: 30 [2020-10-27 22:15:43,954 WARN L193 SmtUtils]: Spent 812.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 27 [2020-10-27 22:15:44,683 WARN L193 SmtUtils]: Spent 722.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 22 [2020-10-27 22:15:45,443 WARN L193 SmtUtils]: Spent 755.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 23 [2020-10-27 22:15:47,815 WARN L193 SmtUtils]: Spent 2.36 s on a formula simplification. DAG size of input: 201 DAG size of output: 21 [2020-10-27 22:15:49,942 WARN L193 SmtUtils]: Spent 2.12 s on a formula simplification. DAG size of input: 267 DAG size of output: 48 [2020-10-27 22:15:50,193 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:15:52,278 WARN L193 SmtUtils]: Spent 2.08 s on a formula simplification. DAG size of input: 267 DAG size of output: 48 [2020-10-27 22:15:52,526 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 29 [2020-10-27 22:15:54,944 WARN L193 SmtUtils]: Spent 2.41 s on a formula simplification. DAG size of input: 208 DAG size of output: 24 [2020-10-27 22:15:55,139 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 1 [2020-10-27 22:15:55,388 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 29 [2020-10-27 22:15:55,545 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 1 [2020-10-27 22:15:56,924 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 202 DAG size of output: 23 [2020-10-27 22:15:57,135 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 1 [2020-10-27 22:15:58,410 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 176 DAG size of output: 17 [2020-10-27 22:16:00,295 WARN L193 SmtUtils]: Spent 1.88 s on a formula simplification. DAG size of input: 194 DAG size of output: 38 [2020-10-27 22:16:01,246 WARN L193 SmtUtils]: Spent 943.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 24 [2020-10-27 22:16:03,252 WARN L193 SmtUtils]: Spent 2.00 s on a formula simplification. DAG size of input: 192 DAG size of output: 36 [2020-10-27 22:16:04,026 WARN L193 SmtUtils]: Spent 768.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 23 [2020-10-27 22:16:04,759 WARN L193 SmtUtils]: Spent 727.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 40 [2020-10-27 22:16:05,008 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 1 [2020-10-27 22:16:07,087 WARN L193 SmtUtils]: Spent 2.08 s on a formula simplification. DAG size of input: 273 DAG size of output: 33 [2020-10-27 22:16:08,429 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 202 DAG size of output: 23 [2020-10-27 22:16:09,770 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 202 DAG size of output: 23 [2020-10-27 22:16:10,020 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 1 [2020-10-27 22:16:11,791 WARN L193 SmtUtils]: Spent 1.76 s on a formula simplification. DAG size of input: 215 DAG size of output: 33 [2020-10-27 22:16:12,477 WARN L193 SmtUtils]: Spent 679.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 38 [2020-10-27 22:16:13,361 WARN L193 SmtUtils]: Spent 879.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 14 [2020-10-27 22:16:15,436 WARN L193 SmtUtils]: Spent 2.07 s on a formula simplification. DAG size of input: 272 DAG size of output: 33 [2020-10-27 22:16:15,642 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 1 [2020-10-27 22:16:15,889 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 29 [2020-10-27 22:16:17,144 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 176 DAG size of output: 17 [2020-10-27 22:16:18,196 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 200 DAG size of output: 33 [2020-10-27 22:16:18,338 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 33 [2020-10-27 22:16:18,532 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 1 [2020-10-27 22:16:18,784 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 29 [2020-10-27 22:16:19,037 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 29 [2020-10-27 22:16:19,670 WARN L193 SmtUtils]: Spent 605.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 22 [2020-10-27 22:16:20,441 WARN L193 SmtUtils]: Spent 765.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 23 [2020-10-27 22:16:20,634 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 1 [2020-10-27 22:16:20,884 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 29 [2020-10-27 22:16:21,835 WARN L193 SmtUtils]: Spent 946.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 24 [2020-10-27 22:16:22,047 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 1 [2020-10-27 22:16:22,776 WARN L193 SmtUtils]: Spent 724.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 22 [2020-10-27 22:16:22,978 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 1 [2020-10-27 22:16:23,182 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 1 [2020-10-27 22:16:25,260 WARN L193 SmtUtils]: Spent 2.08 s on a formula simplification. DAG size of input: 274 DAG size of output: 33 [2020-10-27 22:16:25,982 WARN L193 SmtUtils]: Spent 704.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 13 [2020-10-27 22:16:26,235 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 1 [2020-10-27 22:16:27,002 WARN L193 SmtUtils]: Spent 760.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 23 [2020-10-27 22:16:27,007 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-27 22:16:27,007 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-27 22:16:27,007 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-27 22:16:27,007 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-27 22:16:27,007 INFO L274 CegarLoopResult]: For program point L187(lines 164 188) no Hoare annotation was computed. [2020-10-27 22:16:27,007 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 140 195) no Hoare annotation was computed. [2020-10-27 22:16:27,008 INFO L274 CegarLoopResult]: For program point L171(lines 171 175) no Hoare annotation was computed. [2020-10-27 22:16:27,008 INFO L274 CegarLoopResult]: For program point L171-1(lines 171 175) no Hoare annotation was computed. [2020-10-27 22:16:27,008 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 140 195) no Hoare annotation was computed. [2020-10-27 22:16:27,008 INFO L274 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2020-10-27 22:16:27,008 INFO L274 CegarLoopResult]: For program point L165-2(lines 165 186) no Hoare annotation was computed. [2020-10-27 22:16:27,008 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 140 195) no Hoare annotation was computed. [2020-10-27 22:16:27,009 INFO L274 CegarLoopResult]: For program point L223(line 223) no Hoare annotation was computed. [2020-10-27 22:16:27,009 INFO L274 CegarLoopResult]: For program point L222-2(lines 222 247) no Hoare annotation was computed. [2020-10-27 22:16:27,009 INFO L274 CegarLoopResult]: For program point L248(lines 221 249) no Hoare annotation was computed. [2020-10-27 22:16:27,009 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 196 255) no Hoare annotation was computed. [2020-10-27 22:16:27,009 INFO L274 CegarLoopResult]: For program point L241(line 241) no Hoare annotation was computed. [2020-10-27 22:16:27,009 INFO L274 CegarLoopResult]: For program point L241-1(line 241) no Hoare annotation was computed. [2020-10-27 22:16:27,009 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 196 255) no Hoare annotation was computed. [2020-10-27 22:16:27,009 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 196 255) no Hoare annotation was computed. [2020-10-27 22:16:27,010 INFO L274 CegarLoopResult]: For program point L228(lines 228 232) no Hoare annotation was computed. [2020-10-27 22:16:27,010 INFO L274 CegarLoopResult]: For program point L228-1(lines 228 232) no Hoare annotation was computed. [2020-10-27 22:16:27,010 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 584 590) the Hoare annotation is: true [2020-10-27 22:16:27,010 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 584 590) no Hoare annotation was computed. [2020-10-27 22:16:27,010 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 591 599) no Hoare annotation was computed. [2020-10-27 22:16:27,010 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 591 599) the Hoare annotation is: true [2020-10-27 22:16:27,010 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 591 599) no Hoare annotation was computed. [2020-10-27 22:16:27,010 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 994 1016) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (not (<= |old(~waterLevel~0)| 1))) [2020-10-27 22:16:27,010 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 994 1016) no Hoare annotation was computed. [2020-10-27 22:16:27,010 INFO L270 CegarLoopResult]: At program point L1006(line 1006) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (not (<= |old(~waterLevel~0)| 1))) [2020-10-27 22:16:27,011 INFO L270 CegarLoopResult]: At program point L1006-1(line 1006) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (not (<= |old(~waterLevel~0)| 1))) [2020-10-27 22:16:27,011 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 994 1016) no Hoare annotation was computed. [2020-10-27 22:16:27,011 INFO L274 CegarLoopResult]: For program point L1004(lines 1004 1011) no Hoare annotation was computed. [2020-10-27 22:16:27,011 INFO L274 CegarLoopResult]: For program point L1004-1(lines 1004 1011) no Hoare annotation was computed. [2020-10-27 22:16:27,011 INFO L274 CegarLoopResult]: For program point L1002(line 1002) no Hoare annotation was computed. [2020-10-27 22:16:27,011 INFO L270 CegarLoopResult]: At program point L1001(line 1001) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (not (<= |old(~waterLevel~0)| 1))) [2020-10-27 22:16:27,011 INFO L270 CegarLoopResult]: At program point L1000(line 1000) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (not (<= |old(~waterLevel~0)| 1))) [2020-10-27 22:16:27,011 INFO L270 CegarLoopResult]: At program point L1000-1(line 1000) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (not (<= |old(~waterLevel~0)| 1))) [2020-10-27 22:16:27,011 INFO L274 CegarLoopResult]: For program point L961(line 961) no Hoare annotation was computed. [2020-10-27 22:16:27,011 INFO L274 CegarLoopResult]: For program point L960(line 960) no Hoare annotation was computed. [2020-10-27 22:16:27,011 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 953 976) no Hoare annotation was computed. [2020-10-27 22:16:27,011 INFO L274 CegarLoopResult]: For program point L959(line 959) no Hoare annotation was computed. [2020-10-27 22:16:27,011 INFO L274 CegarLoopResult]: For program point L958(line 958) no Hoare annotation was computed. [2020-10-27 22:16:27,011 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 953 976) no Hoare annotation was computed. [2020-10-27 22:16:27,011 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 953 976) no Hoare annotation was computed. [2020-10-27 22:16:27,012 INFO L274 CegarLoopResult]: For program point L971(line 971) no Hoare annotation was computed. [2020-10-27 22:16:27,012 INFO L274 CegarLoopResult]: For program point L970(line 970) no Hoare annotation was computed. [2020-10-27 22:16:27,012 INFO L274 CegarLoopResult]: For program point L969(line 969) no Hoare annotation was computed. [2020-10-27 22:16:27,012 INFO L274 CegarLoopResult]: For program point L968(line 968) no Hoare annotation was computed. [2020-10-27 22:16:27,012 INFO L274 CegarLoopResult]: For program point L967(line 967) no Hoare annotation was computed. [2020-10-27 22:16:27,012 INFO L274 CegarLoopResult]: For program point L966(line 966) no Hoare annotation was computed. [2020-10-27 22:16:27,012 INFO L274 CegarLoopResult]: For program point L965(line 965) no Hoare annotation was computed. [2020-10-27 22:16:27,012 INFO L274 CegarLoopResult]: For program point L964(line 964) no Hoare annotation was computed. [2020-10-27 22:16:27,012 INFO L274 CegarLoopResult]: For program point L963(line 963) no Hoare annotation was computed. [2020-10-27 22:16:27,012 INFO L274 CegarLoopResult]: For program point L962(line 962) no Hoare annotation was computed. [2020-10-27 22:16:27,012 INFO L270 CegarLoopResult]: At program point L673(line 673) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (= |old(~pumpRunning~0)| 1)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (not (<= ~waterLevel~0 1))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) .cse0))) [2020-10-27 22:16:27,012 INFO L274 CegarLoopResult]: For program point L673-1(line 673) no Hoare annotation was computed. [2020-10-27 22:16:27,012 INFO L274 CegarLoopResult]: For program point L671(lines 671 688) no Hoare annotation was computed. [2020-10-27 22:16:27,012 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 667 691) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (= |old(~pumpRunning~0)| 1)) .cse0 .cse1 (not (<= ~waterLevel~0 1))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) .cse0 .cse1))) [2020-10-27 22:16:27,013 INFO L270 CegarLoopResult]: At program point L686(line 686) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (= 2 ~waterLevel~0) .cse0 (not (= |old(~pumpRunning~0)| 1)) .cse1) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1))) [2020-10-27 22:16:27,013 INFO L274 CegarLoopResult]: For program point L686-1(lines 667 691) no Hoare annotation was computed. [2020-10-27 22:16:27,013 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 667 691) no Hoare annotation was computed. [2020-10-27 22:16:27,013 INFO L270 CegarLoopResult]: At program point L681(line 681) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (= 2 ~waterLevel~0) .cse0 (not (= |old(~pumpRunning~0)| 1)) (and (<= processEnvironment__wrappee__methaneQuery_~tmp~5 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (< 0 (+ processEnvironment__wrappee__methaneQuery_~tmp~5 1))) .cse1) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2020-10-27 22:16:27,013 INFO L270 CegarLoopResult]: At program point L677(line 677) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (= |old(~pumpRunning~0)| 1)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (not (<= ~waterLevel~0 1))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) .cse0))) [2020-10-27 22:16:27,013 INFO L274 CegarLoopResult]: For program point L675(lines 675 683) no Hoare annotation was computed. [2020-10-27 22:16:27,013 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 762 770) no Hoare annotation was computed. [2020-10-27 22:16:27,013 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 762 770) the Hoare annotation is: true [2020-10-27 22:16:27,013 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 762 770) no Hoare annotation was computed. [2020-10-27 22:16:27,013 INFO L277 CegarLoopResult]: At program point L833(line 833) the Hoare annotation is: true [2020-10-27 22:16:27,013 INFO L274 CegarLoopResult]: For program point L835-2(lines 835 839) no Hoare annotation was computed. [2020-10-27 22:16:27,013 INFO L274 CegarLoopResult]: For program point L833-1(line 833) no Hoare annotation was computed. [2020-10-27 22:16:27,014 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 826 844) the Hoare annotation is: true [2020-10-27 22:16:27,014 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 826 844) no Hoare annotation was computed. [2020-10-27 22:16:27,014 INFO L274 CegarLoopResult]: For program point L835(lines 835 839) no Hoare annotation was computed. [2020-10-27 22:16:27,014 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 826 844) no Hoare annotation was computed. [2020-10-27 22:16:27,014 INFO L274 CegarLoopResult]: For program point L801(line 801) no Hoare annotation was computed. [2020-10-27 22:16:27,014 INFO L274 CegarLoopResult]: For program point L801-1(line 801) no Hoare annotation was computed. [2020-10-27 22:16:27,014 INFO L274 CegarLoopResult]: For program point L790(lines 790 798) no Hoare annotation was computed. [2020-10-27 22:16:27,014 INFO L274 CegarLoopResult]: For program point L790-2(lines 790 798) no Hoare annotation was computed. [2020-10-27 22:16:27,014 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 771 806) no Hoare annotation was computed. [2020-10-27 22:16:27,014 INFO L274 CegarLoopResult]: For program point L778(lines 778 786) no Hoare annotation was computed. [2020-10-27 22:16:27,015 INFO L274 CegarLoopResult]: For program point L778-2(lines 778 786) no Hoare annotation was computed. [2020-10-27 22:16:27,015 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 771 806) no Hoare annotation was computed. [2020-10-27 22:16:27,015 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 771 806) no Hoare annotation was computed. [2020-10-27 22:16:27,015 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 577 583) no Hoare annotation was computed. [2020-10-27 22:16:27,015 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 577 583) the Hoare annotation is: true [2020-10-27 22:16:27,015 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 94 139) no Hoare annotation was computed. [2020-10-27 22:16:27,015 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 94 139) no Hoare annotation was computed. [2020-10-27 22:16:27,015 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 94 139) no Hoare annotation was computed. [2020-10-27 22:16:27,015 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 407 452) no Hoare annotation was computed. [2020-10-27 22:16:27,016 INFO L274 CegarLoopResult]: For program point L438(lines 438 439) no Hoare annotation was computed. [2020-10-27 22:16:27,016 INFO L274 CegarLoopResult]: For program point L431(lines 431 432) no Hoare annotation was computed. [2020-10-27 22:16:27,016 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 431 432) no Hoare annotation was computed. [2020-10-27 22:16:27,016 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 438 439) no Hoare annotation was computed. [2020-10-27 22:16:27,016 INFO L274 CegarLoopResult]: For program point L427(lines 427 434) no Hoare annotation was computed. [2020-10-27 22:16:27,016 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 407 452) no Hoare annotation was computed. [2020-10-27 22:16:27,016 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 407 452) no Hoare annotation was computed. [2020-10-27 22:16:27,016 INFO L274 CegarLoopResult]: For program point L421(lines 421 441) no Hoare annotation was computed. [2020-10-27 22:16:27,016 INFO L274 CegarLoopResult]: For program point L421-1(lines 421 441) no Hoare annotation was computed. [2020-10-27 22:16:27,016 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 984 993) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (not (<= |old(~waterLevel~0)| 1))) [2020-10-27 22:16:27,016 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 984 993) no Hoare annotation was computed. [2020-10-27 22:16:27,016 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 984 993) no Hoare annotation was computed. [2020-10-27 22:16:27,016 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 751 761) the Hoare annotation is: true [2020-10-27 22:16:27,016 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 751 761) no Hoare annotation was computed. [2020-10-27 22:16:27,017 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 751 761) no Hoare annotation was computed. [2020-10-27 22:16:27,017 INFO L277 CegarLoopResult]: At program point L756(line 756) the Hoare annotation is: true [2020-10-27 22:16:27,017 INFO L274 CegarLoopResult]: For program point L756-1(line 756) no Hoare annotation was computed. [2020-10-27 22:16:27,017 INFO L270 CegarLoopResult]: At program point deactivatePumpENTRY(lines 743 750) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 1)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (<= ~waterLevel~0 1))) [2020-10-27 22:16:27,017 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 743 750) no Hoare annotation was computed. [2020-10-27 22:16:27,017 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 743 750) no Hoare annotation was computed. [2020-10-27 22:16:27,017 INFO L274 CegarLoopResult]: For program point L543(lines 543 549) no Hoare annotation was computed. [2020-10-27 22:16:27,017 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 539 552) no Hoare annotation was computed. [2020-10-27 22:16:27,017 INFO L277 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 539 552) the Hoare annotation is: true [2020-10-27 22:16:27,017 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 539 552) no Hoare annotation was computed. [2020-10-27 22:16:27,017 INFO L270 CegarLoopResult]: At program point L703(line 703) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 1))) (.cse2 (not (<= ~waterLevel~0 1))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (<= 0 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2 (not (<= ~methaneLevelCritical~0 0))) (or (and (or (< 0 (+ processEnvironment_~tmp~6 1)) (<= ~methaneLevelCritical~0 processEnvironment_~tmp~6)) (or (<= processEnvironment_~tmp~6 0) (<= processEnvironment_~tmp~6 ~methaneLevelCritical~0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) .cse1))) [2020-10-27 22:16:27,017 INFO L274 CegarLoopResult]: For program point L701(lines 701 709) no Hoare annotation was computed. [2020-10-27 22:16:27,017 INFO L270 CegarLoopResult]: At program point L699(line 699) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (= |old(~pumpRunning~0)| 1)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (not (<= ~waterLevel~0 1))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) .cse0))) [2020-10-27 22:16:27,017 INFO L274 CegarLoopResult]: For program point L699-1(line 699) no Hoare annotation was computed. [2020-10-27 22:16:27,017 INFO L274 CegarLoopResult]: For program point L697(lines 697 714) no Hoare annotation was computed. [2020-10-27 22:16:27,018 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 693 717) no Hoare annotation was computed. [2020-10-27 22:16:27,018 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 693 717) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (= |old(~pumpRunning~0)| 1)) .cse0 .cse1 (not (<= ~waterLevel~0 1))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) .cse0 .cse1))) [2020-10-27 22:16:27,018 INFO L270 CegarLoopResult]: At program point L712(line 712) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (= 2 ~waterLevel~0) .cse0 (not (= |old(~pumpRunning~0)| 1)) .cse1) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1))) [2020-10-27 22:16:27,018 INFO L274 CegarLoopResult]: For program point L712-1(lines 693 717) no Hoare annotation was computed. [2020-10-27 22:16:27,018 INFO L270 CegarLoopResult]: At program point L707(line 707) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (and (or (< 0 (+ processEnvironment_~tmp~6 1)) (<= ~methaneLevelCritical~0 processEnvironment_~tmp~6)) (or (<= processEnvironment_~tmp~6 0) (<= processEnvironment_~tmp~6 ~methaneLevelCritical~0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 1)) .cse0 (not (<= ~waterLevel~0 1))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) .cse0))) [2020-10-27 22:16:27,018 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 633 639) no Hoare annotation was computed. [2020-10-27 22:16:27,018 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 633 639) the Hoare annotation is: true [2020-10-27 22:16:27,018 INFO L270 CegarLoopResult]: At program point testENTRY(lines 855 920) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (not (<= |old(~waterLevel~0)| 1))) [2020-10-27 22:16:27,018 INFO L274 CegarLoopResult]: For program point testFINAL(lines 855 920) no Hoare annotation was computed. [2020-10-27 22:16:27,018 INFO L270 CegarLoopResult]: At program point L913(lines 864 914) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (not (<= |old(~waterLevel~0)| 1))) [2020-10-27 22:16:27,019 INFO L274 CegarLoopResult]: For program point L903(lines 903 907) no Hoare annotation was computed. [2020-10-27 22:16:27,019 INFO L270 CegarLoopResult]: At program point L903-2(lines 895 908) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (<= ~waterLevel~0 2))) (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (and .cse0 (= ~pumpRunning~0 1) .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 (<= 0 ~pumpRunning~0) .cse2 (<= ~pumpRunning~0 0)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (not (<= |old(~waterLevel~0)| 1)))) [2020-10-27 22:16:27,019 INFO L274 CegarLoopResult]: For program point L866(lines 865 912) no Hoare annotation was computed. [2020-10-27 22:16:27,019 INFO L270 CegarLoopResult]: At program point L897(line 897) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (<= ~waterLevel~0 2))) (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (and .cse0 (= ~pumpRunning~0 1) .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 (<= 0 ~pumpRunning~0) .cse2 (<= ~pumpRunning~0 0)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (not (<= |old(~waterLevel~0)| 1)))) [2020-10-27 22:16:27,019 INFO L274 CegarLoopResult]: For program point L895(lines 895 908) no Hoare annotation was computed. [2020-10-27 22:16:27,019 INFO L270 CegarLoopResult]: At program point L887(line 887) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (<= ~waterLevel~0 2))) (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (and .cse0 (= ~pumpRunning~0 1) .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 (<= 0 ~pumpRunning~0) .cse2 (<= ~pumpRunning~0 0)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (not (<= |old(~waterLevel~0)| 1)))) [2020-10-27 22:16:27,019 INFO L274 CegarLoopResult]: For program point L885(lines 885 891) no Hoare annotation was computed. [2020-10-27 22:16:27,019 INFO L274 CegarLoopResult]: For program point L885-1(lines 885 891) no Hoare annotation was computed. [2020-10-27 22:16:27,020 INFO L270 CegarLoopResult]: At program point L910(lines 865 912) the Hoare annotation is: (let ((.cse4 (= ~pumpRunning~0 1)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (<= 0 ~pumpRunning~0)) (.cse5 (<= ~waterLevel~0 2)) (.cse3 (<= ~pumpRunning~0 0))) (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= ~waterLevel~0 1) .cse0 .cse1 .cse2 .cse3) (not (<= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse1 .cse4 (not (= 2 ~waterLevel~0)) .cse5) (and (<= ~methaneLevelCritical~0 0) (<= 0 ~methaneLevelCritical~0) .cse0 .cse4 .cse1 .cse5) (not (<= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2 (or (<= (+ ~methaneLevelCritical~0 1) 0) (<= 1 ~methaneLevelCritical~0)) .cse5 .cse3))) [2020-10-27 22:16:27,020 INFO L270 CegarLoopResult]: At program point L877(line 877) the Hoare annotation is: (let ((.cse4 (= ~pumpRunning~0 1)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (<= 0 ~pumpRunning~0)) (.cse5 (<= ~waterLevel~0 2)) (.cse3 (<= ~pumpRunning~0 0))) (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= ~waterLevel~0 1) .cse0 .cse1 .cse2 .cse3) (not (<= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse1 .cse4 (not (= 2 ~waterLevel~0)) .cse5) (and (<= ~methaneLevelCritical~0 0) (<= 0 ~methaneLevelCritical~0) .cse0 .cse4 .cse1 .cse5) (not (<= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2 (or (<= (+ ~methaneLevelCritical~0 1) 0) (<= 1 ~methaneLevelCritical~0)) .cse5 .cse3))) [2020-10-27 22:16:27,020 INFO L274 CegarLoopResult]: For program point L875(lines 875 881) no Hoare annotation was computed. [2020-10-27 22:16:27,020 INFO L274 CegarLoopResult]: For program point L875-1(lines 875 881) no Hoare annotation was computed. [2020-10-27 22:16:27,020 INFO L274 CegarLoopResult]: For program point L867(lines 867 871) no Hoare annotation was computed. [2020-10-27 22:16:27,020 INFO L274 CegarLoopResult]: For program point testEXIT(lines 855 920) no Hoare annotation was computed. [2020-10-27 22:16:27,020 INFO L274 CegarLoopResult]: For program point L385(lines 385 386) no Hoare annotation was computed. [2020-10-27 22:16:27,020 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 385 386) no Hoare annotation was computed. [2020-10-27 22:16:27,021 INFO L274 CegarLoopResult]: For program point L381(lines 381 388) no Hoare annotation was computed. [2020-10-27 22:16:27,021 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 392 393) no Hoare annotation was computed. [2020-10-27 22:16:27,021 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 361 406) no Hoare annotation was computed. [2020-10-27 22:16:27,021 INFO L274 CegarLoopResult]: For program point L375(lines 375 395) no Hoare annotation was computed. [2020-10-27 22:16:27,021 INFO L274 CegarLoopResult]: For program point L375-1(lines 375 395) no Hoare annotation was computed. [2020-10-27 22:16:27,021 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 361 406) no Hoare annotation was computed. [2020-10-27 22:16:27,021 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 361 406) no Hoare annotation was computed. [2020-10-27 22:16:27,021 INFO L274 CegarLoopResult]: For program point L392(lines 392 393) no Hoare annotation was computed. [2020-10-27 22:16:27,021 INFO L270 CegarLoopResult]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 718 725) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) (not (<= 0 ~methaneLevelCritical~0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (<= ~methaneLevelCritical~0 0))) [2020-10-27 22:16:27,021 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 718 725) no Hoare annotation was computed. [2020-10-27 22:16:27,021 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 718 725) no Hoare annotation was computed. [2020-10-27 22:16:27,021 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 553 561) no Hoare annotation was computed. [2020-10-27 22:16:27,022 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 553 561) the Hoare annotation is: true [2020-10-27 22:16:27,022 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 553 561) no Hoare annotation was computed. [2020-10-27 22:16:27,022 INFO L274 CegarLoopResult]: For program point L515-2(lines 515 523) no Hoare annotation was computed. [2020-10-27 22:16:27,022 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 507 529) no Hoare annotation was computed. [2020-10-27 22:16:27,022 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 507 529) no Hoare annotation was computed. [2020-10-27 22:16:27,022 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 507 529) no Hoare annotation was computed. [2020-10-27 22:16:27,022 INFO L274 CegarLoopResult]: For program point L515(lines 515 523) no Hoare annotation was computed. [2020-10-27 22:16:27,022 INFO L274 CegarLoopResult]: For program point L287(lines 287 303) no Hoare annotation was computed. [2020-10-27 22:16:27,022 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 258 360) no Hoare annotation was computed. [2020-10-27 22:16:27,022 INFO L274 CegarLoopResult]: For program point L347(lines 347 354) no Hoare annotation was computed. [2020-10-27 22:16:27,022 INFO L274 CegarLoopResult]: For program point L308(lines 307 327) no Hoare annotation was computed. [2020-10-27 22:16:27,022 INFO L274 CegarLoopResult]: For program point L339(line 339) no Hoare annotation was computed. [2020-10-27 22:16:27,023 INFO L274 CegarLoopResult]: For program point L339-1(line 339) no Hoare annotation was computed. [2020-10-27 22:16:27,023 INFO L274 CegarLoopResult]: For program point L304(lines 304 345) no Hoare annotation was computed. [2020-10-27 22:16:27,023 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 258 360) no Hoare annotation was computed. [2020-10-27 22:16:27,023 INFO L274 CegarLoopResult]: For program point L323(line 323) no Hoare annotation was computed. [2020-10-27 22:16:27,023 INFO L274 CegarLoopResult]: For program point L323-1(line 323) no Hoare annotation was computed. [2020-10-27 22:16:27,023 INFO L274 CegarLoopResult]: For program point L282(lines 282 286) no Hoare annotation was computed. [2020-10-27 22:16:27,023 INFO L274 CegarLoopResult]: For program point L346(lines 346 357) no Hoare annotation was computed. [2020-10-27 22:16:27,023 INFO L274 CegarLoopResult]: For program point L309(lines 309 313) no Hoare annotation was computed. [2020-10-27 22:16:27,023 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 258 360) no Hoare annotation was computed. [2020-10-27 22:16:27,023 INFO L274 CegarLoopResult]: For program point L307-2(lines 307 327) no Hoare annotation was computed. [2020-10-27 22:16:27,023 INFO L274 CegarLoopResult]: For program point L328(lines 306 329) no Hoare annotation was computed. [2020-10-27 22:16:27,023 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 567 576) no Hoare annotation was computed. [2020-10-27 22:16:27,023 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 567 576) no Hoare annotation was computed. [2020-10-27 22:16:27,024 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 567 576) no Hoare annotation was computed. [2020-10-27 22:16:27,024 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:16:27,024 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string50.offset| |old(#t~string50.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~string66.base| |old(#t~string66.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-27 22:16:27,024 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:16:27,024 INFO L270 CegarLoopResult]: At program point L737(line 737) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse1 (not (<= 0 |old(~pumpRunning~0)|))) (.cse2 (not (<= ~waterLevel~0 2))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (and (not (<= 1 ~methaneLevelCritical~0)) (not (<= (+ ~methaneLevelCritical~0 1) 0))) .cse2 .cse3) (or .cse0 (and (<= activatePump_~tmp~7 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= ~methaneLevelCritical~0 activatePump_~tmp~7)) .cse1 .cse2 .cse3))) [2020-10-27 22:16:27,024 INFO L274 CegarLoopResult]: For program point L737-1(lines 726 742) no Hoare annotation was computed. [2020-10-27 22:16:27,024 INFO L274 CegarLoopResult]: For program point L733(lines 733 739) no Hoare annotation was computed. [2020-10-27 22:16:27,025 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 726 742) no Hoare annotation was computed. [2020-10-27 22:16:27,025 INFO L270 CegarLoopResult]: At program point L731(line 731) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0))) [2020-10-27 22:16:27,025 INFO L274 CegarLoopResult]: For program point L731-1(line 731) no Hoare annotation was computed. [2020-10-27 22:16:27,025 INFO L270 CegarLoopResult]: At program point activatePumpENTRY(lines 726 742) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0))) [2020-10-27 22:16:27,025 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 530 538) the Hoare annotation is: true [2020-10-27 22:16:27,025 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 530 538) no Hoare annotation was computed. [2020-10-27 22:16:27,025 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 530 538) no Hoare annotation was computed. [2020-10-27 22:16:27,025 INFO L274 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 807 825) no Hoare annotation was computed. [2020-10-27 22:16:27,025 INFO L274 CegarLoopResult]: For program point L816(lines 816 820) no Hoare annotation was computed. [2020-10-27 22:16:27,025 INFO L277 CegarLoopResult]: At program point L814(line 814) the Hoare annotation is: true [2020-10-27 22:16:27,025 INFO L274 CegarLoopResult]: For program point L816-2(lines 816 820) no Hoare annotation was computed. [2020-10-27 22:16:27,025 INFO L274 CegarLoopResult]: For program point L814-1(line 814) no Hoare annotation was computed. [2020-10-27 22:16:27,026 INFO L277 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 807 825) the Hoare annotation is: true [2020-10-27 22:16:27,026 INFO L274 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 807 825) no Hoare annotation was computed. [2020-10-27 22:16:27,026 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:16:27,026 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-27 22:16:27,026 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:16:27,026 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 486 497) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or (not (= ~pumpRunning~0 1)) .cse0 .cse1 .cse2) (or (not (<= 0 ~pumpRunning~0)) .cse0 .cse1 (not (<= ~pumpRunning~0 0)) .cse2))) [2020-10-27 22:16:27,026 INFO L274 CegarLoopResult]: For program point L490-1(lines 486 497) no Hoare annotation was computed. [2020-10-27 22:16:27,026 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 486 497) no Hoare annotation was computed. [2020-10-27 22:16:27,029 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 498 506) the Hoare annotation is: true [2020-10-27 22:16:27,029 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 498 506) no Hoare annotation was computed. [2020-10-27 22:16:27,029 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 498 506) no Hoare annotation was computed. [2020-10-27 22:16:27,029 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 609 632) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 1)) .cse2) (or .cse0 (not (<= |old(~pumpRunning~0)| 0)) .cse1 (not (<= 0 |old(~pumpRunning~0)|)) .cse2))) [2020-10-27 22:16:27,029 INFO L270 CegarLoopResult]: At program point L622(line 622) the Hoare annotation is: (let ((.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse1 (not (= |old(~pumpRunning~0)| 1))) (.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse4)) (.cse3 (not (<= |old(~waterLevel~0)| 2))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse1 (not (<= |old(~waterLevel~0)| 1)) .cse2) (or .cse3 .cse1 .cse2 (and .cse4 (not (= 2 ~waterLevel~0)) (<= ~waterLevel~0 2))) (or .cse0 (not (<= |old(~pumpRunning~0)| 0)) .cse3 (not (<= 0 |old(~pumpRunning~0)|)) .cse2)))) [2020-10-27 22:16:27,029 INFO L270 CegarLoopResult]: At program point L620(lines 620 626) the Hoare annotation is: (let ((.cse7 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse8 (not (<= |old(~pumpRunning~0)| 0))) (.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse9 (not (<= 0 |old(~pumpRunning~0)|))) (.cse1 (and (<= ~waterLevel~0 1) .cse7 .cse3)) (.cse4 (not (= 1 ~systemActive~0)))) (and (let ((.cse2 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse5 (<= 0 ~pumpRunning~0)) (.cse6 (<= ~pumpRunning~0 0))) (or .cse0 .cse1 (and .cse2 .cse3) (not (= |old(~pumpRunning~0)| 1)) .cse4 (and .cse2 .cse5 .cse6) (and .cse7 .cse5 (not (= 2 ~waterLevel~0)) .cse6))) (or (and .cse7 .cse3) .cse8 .cse0 .cse9 (and (not (<= 1 ~methaneLevelCritical~0)) (not (<= (+ ~methaneLevelCritical~0 1) 0))) .cse4) (or .cse8 .cse0 .cse9 .cse1 (not (<= 0 ~methaneLevelCritical~0)) .cse4 (and .cse7 (= ~pumpRunning~0 1)) (not (<= ~methaneLevelCritical~0 0)))))) [2020-10-27 22:16:27,030 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 609 632) no Hoare annotation was computed. [2020-10-27 22:16:27,030 INFO L270 CegarLoopResult]: At program point L615(line 615) the Hoare annotation is: (let ((.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (<= |old(~pumpRunning~0)| 0)) .cse0 (not (<= 0 |old(~pumpRunning~0)|)) .cse1) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) .cse0 (not (= |old(~pumpRunning~0)| 1)) .cse1))) [2020-10-27 22:16:27,030 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 609 632) no Hoare annotation was computed. [2020-10-27 22:16:27,030 INFO L274 CegarLoopResult]: For program point L613(lines 612 631) no Hoare annotation was computed. [2020-10-27 22:16:27,030 INFO L277 CegarLoopResult]: At program point L929(line 929) the Hoare annotation is: true [2020-10-27 22:16:27,030 INFO L274 CegarLoopResult]: For program point L929-1(line 929) no Hoare annotation was computed. [2020-10-27 22:16:27,030 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 923 952) no Hoare annotation was computed. [2020-10-27 22:16:27,030 INFO L277 CegarLoopResult]: At program point cleanupENTRY(lines 923 952) the Hoare annotation is: true [2020-10-27 22:16:27,030 INFO L277 CegarLoopResult]: At program point L948(lines 923 952) the Hoare annotation is: true [2020-10-27 22:16:27,030 INFO L274 CegarLoopResult]: For program point L944(line 944) no Hoare annotation was computed. [2020-10-27 22:16:27,030 INFO L274 CegarLoopResult]: For program point L937(lines 937 941) no Hoare annotation was computed. [2020-10-27 22:16:27,031 INFO L277 CegarLoopResult]: At program point L937-1(lines 937 941) the Hoare annotation is: true [2020-10-27 22:16:27,031 INFO L274 CegarLoopResult]: For program point L934(line 934) no Hoare annotation was computed. [2020-10-27 22:16:27,031 INFO L277 CegarLoopResult]: At program point L933-2(lines 933 947) the Hoare annotation is: true [2020-10-27 22:16:27,031 INFO L274 CegarLoopResult]: For program point L63(lines 63 83) no Hoare annotation was computed. [2020-10-27 22:16:27,031 INFO L277 CegarLoopResult]: At program point L61(line 61) the Hoare annotation is: true [2020-10-27 22:16:27,031 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification3_spec__1EXIT(lines 54 86) no Hoare annotation was computed. [2020-10-27 22:16:27,031 INFO L274 CegarLoopResult]: For program point L61-1(line 61) no Hoare annotation was computed. [2020-10-27 22:16:27,031 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification3_spec__1ENTRY(lines 54 86) the Hoare annotation is: true [2020-10-27 22:16:27,031 INFO L270 CegarLoopResult]: At program point L77(line 77) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 1))) (.cse1 (= 2 ~waterLevel~0)) (.cse4 (not (<= 0 ~pumpRunning~0))) (.cse2 (not (<= ~waterLevel~0 2))) (.cse3 (not (= 1 ~systemActive~0))) (.cse5 (not (<= ~pumpRunning~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse2 (not (<= 0 ~methaneLevelCritical~0)) .cse3 (not (<= ~methaneLevelCritical~0 0))) (or .cse4 (and (not (<= 1 ~methaneLevelCritical~0)) (not (<= (+ ~methaneLevelCritical~0 1) 0))) .cse2 .cse3 .cse5) (or .cse1 .cse4 .cse2 .cse3 .cse5))) [2020-10-27 22:16:27,031 INFO L274 CegarLoopResult]: For program point L73(lines 73 79) no Hoare annotation was computed. [2020-10-27 22:16:27,032 INFO L270 CegarLoopResult]: At program point L71(line 71) the Hoare annotation is: (let ((.cse1 (= 2 ~waterLevel~0)) (.cse4 (not (<= 0 ~pumpRunning~0))) (.cse5 (not (<= ~pumpRunning~0 0))) (.cse0 (not (= ~pumpRunning~0 1))) (.cse2 (not (<= ~waterLevel~0 2))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 (and (not (<= 1 ~methaneLevelCritical~0)) (not (<= (+ ~methaneLevelCritical~0 1) 0))) .cse2 .cse3 .cse5) (or .cse1 .cse4 .cse2 .cse3 .cse5) (or .cse0 .cse2 (not (<= 0 ~methaneLevelCritical~0)) .cse3 (and (= 2 __utac_acc__Specification3_spec__1_~tmp___0~0) (<= __utac_acc__Specification3_spec__1_~tmp~0 ~methaneLevelCritical~0) (< 0 (+ __utac_acc__Specification3_spec__1_~tmp~0 1))) (not (<= ~methaneLevelCritical~0 0))))) [2020-10-27 22:16:27,032 INFO L274 CegarLoopResult]: For program point L71-1(line 71) no Hoare annotation was computed. [2020-10-27 22:16:27,032 INFO L274 CegarLoopResult]: For program point L69(lines 69 82) no Hoare annotation was computed. [2020-10-27 22:16:27,032 INFO L274 CegarLoopResult]: For program point L69-1(lines 54 86) no Hoare annotation was computed. [2020-10-27 22:16:27,032 INFO L270 CegarLoopResult]: At program point L67(line 67) the Hoare annotation is: (let ((.cse2 (and (not (<= 1 ~methaneLevelCritical~0)) (not (<= (+ ~methaneLevelCritical~0 1) 0)))) (.cse0 (not (= ~pumpRunning~0 1))) (.cse1 (= 2 ~waterLevel~0)) (.cse5 (not (<= 0 ~pumpRunning~0))) (.cse3 (not (<= ~waterLevel~0 2))) (.cse4 (not (= 1 ~systemActive~0))) (.cse7 (and (<= __utac_acc__Specification3_spec__1_~tmp~0 ~methaneLevelCritical~0) (< 0 (+ __utac_acc__Specification3_spec__1_~tmp~0 1)))) (.cse6 (not (<= ~pumpRunning~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse2 .cse3 .cse4 .cse6) (or .cse0 .cse3 (not (<= 0 ~methaneLevelCritical~0)) .cse4 .cse7 (not (<= ~methaneLevelCritical~0 0))) (or .cse1 .cse5 .cse3 .cse4 .cse7 .cse6))) [2020-10-27 22:16:27,032 INFO L274 CegarLoopResult]: For program point L67-1(line 67) no Hoare annotation was computed. [2020-10-27 22:16:27,032 INFO L274 CegarLoopResult]: For program point L466-1(lines 462 473) no Hoare annotation was computed. [2020-10-27 22:16:27,032 INFO L270 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 462 473) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 2)) (not (= ~pumpRunning~0 1)) (= |old(~waterLevel~0)| ~waterLevel~0) (not (= 1 ~systemActive~0))) [2020-10-27 22:16:27,032 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 462 473) no Hoare annotation was computed. [2020-10-27 22:16:27,032 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 977 983) no Hoare annotation was computed. [2020-10-27 22:16:27,033 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 977 983) the Hoare annotation is: true [2020-10-27 22:16:27,033 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:16:27,033 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~methaneLevelCritical~0 0) (<= 0 ~methaneLevelCritical~0) (= 1 ~systemActive~0) (<= 0 ~pumpRunning~0) (not (= 2 ~waterLevel~0)) (<= ~waterLevel~0 2) (<= ~pumpRunning~0 0)) [2020-10-27 22:16:27,033 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-27 22:16:27,033 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:16:27,033 INFO L274 CegarLoopResult]: For program point startSystemEXIT(lines 845 852) no Hoare annotation was computed. [2020-10-27 22:16:27,033 INFO L270 CegarLoopResult]: At program point startSystemENTRY(lines 845 852) the Hoare annotation is: (let ((.cse0 (not (= |old(~systemActive~0)| 1))) (.cse1 (= |old(~systemActive~0)| ~systemActive~0)) (.cse2 (not (<= ~waterLevel~0 2)))) (and (or .cse0 .cse1 (not (= ~pumpRunning~0 1)) .cse2) (or .cse0 .cse1 (not (<= 0 ~pumpRunning~0)) .cse2 (not (<= ~pumpRunning~0 0))))) [2020-10-27 22:16:27,033 INFO L274 CegarLoopResult]: For program point startSystemFINAL(lines 845 852) no Hoare annotation was computed. [2020-10-27 22:16:27,033 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 641 665) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (= |old(~pumpRunning~0)| 1)) .cse0 .cse1 (not (<= ~waterLevel~0 1))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) .cse0 .cse1))) [2020-10-27 22:16:27,036 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 641 665) no Hoare annotation was computed. [2020-10-27 22:16:27,036 INFO L270 CegarLoopResult]: At program point L660(line 660) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (= |old(~pumpRunning~0)| 1)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (not (<= ~waterLevel~0 1))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) .cse0))) [2020-10-27 22:16:27,036 INFO L274 CegarLoopResult]: For program point L660-1(lines 641 665) no Hoare annotation was computed. [2020-10-27 22:16:27,036 INFO L270 CegarLoopResult]: At program point L655(line 655) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (= 2 ~waterLevel~0) .cse0 (not (= |old(~pumpRunning~0)| 1)) .cse1) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1 (and (<= ~waterLevel~0 1) (= ~pumpRunning~0 |old(~pumpRunning~0)|))))) [2020-10-27 22:16:27,037 INFO L270 CegarLoopResult]: At program point L651(line 651) the Hoare annotation is: (let ((.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (<= |old(~pumpRunning~0)| 0))) (.cse3 (not (<= 0 |old(~pumpRunning~0)|))) (.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (= 2 ~waterLevel~0) .cse0 (not (= |old(~pumpRunning~0)| 1)) .cse1) (or .cse2 .cse3 .cse4 .cse1 (not (<= ~waterLevel~0 1))) (or (and (<= 1 processEnvironment__wrappee__highWaterSensor_~tmp~4) .cse4) .cse2 .cse3 .cse0 .cse1 (not (<= 2 ~waterLevel~0))))) [2020-10-27 22:16:27,037 INFO L274 CegarLoopResult]: For program point L649(lines 649 657) no Hoare annotation was computed. [2020-10-27 22:16:27,037 INFO L270 CegarLoopResult]: At program point L647(line 647) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (= 2 ~waterLevel~0) .cse0 (not (= |old(~pumpRunning~0)| 1)) .cse1) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1))) [2020-10-27 22:16:27,037 INFO L274 CegarLoopResult]: For program point L647-1(line 647) no Hoare annotation was computed. [2020-10-27 22:16:27,037 INFO L274 CegarLoopResult]: For program point L645(lines 645 662) no Hoare annotation was computed. [2020-10-27 22:16:27,037 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 474 485) no Hoare annotation was computed. [2020-10-27 22:16:27,037 INFO L274 CegarLoopResult]: For program point L478-1(lines 474 485) no Hoare annotation was computed. [2020-10-27 22:16:27,037 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 474 485) the Hoare annotation is: (let ((.cse6 (not (= ~pumpRunning~0 1))) (.cse2 (not (<= |old(~waterLevel~0)| 1))) (.cse5 (not (<= |old(~waterLevel~0)| 2))) (.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (<= 0 ~pumpRunning~0))) (.cse3 (not (= 1 ~systemActive~0))) (.cse4 (not (<= ~pumpRunning~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse0 (not (<= 0 ~methaneLevelCritical~0)) .cse3 (not (<= ~methaneLevelCritical~0 0))) (or .cse6 .cse0 .cse2 .cse3) (or .cse5 .cse0 .cse1 (and (not (<= 1 ~methaneLevelCritical~0)) (not (<= (+ ~methaneLevelCritical~0 1) 0))) .cse3 .cse4))) [2020-10-27 22:16:27,037 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 42 49) no Hoare annotation was computed. [2020-10-27 22:16:27,037 INFO L274 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-10-27 22:16:27,038 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 42 49) the Hoare annotation is: true [2020-10-27 22:16:27,038 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 42 49) no Hoare annotation was computed. [2020-10-27 22:16:27,082 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 10:16:27 BoogieIcfgContainer [2020-10-27 22:16:27,082 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-27 22:16:27,083 INFO L168 Benchmark]: Toolchain (without parser) took 177699.18 ms. Allocated memory was 152.0 MB in the beginning and 946.9 MB in the end (delta: 794.8 MB). Free memory was 126.1 MB in the beginning and 536.3 MB in the end (delta: -410.1 MB). Peak memory consumption was 589.6 MB. Max. memory is 8.0 GB. [2020-10-27 22:16:27,084 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 152.0 MB. Free memory is still 125.5 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-27 22:16:27,084 INFO L168 Benchmark]: CACSL2BoogieTranslator took 543.92 ms. Allocated memory is still 152.0 MB. Free memory was 125.4 MB in the beginning and 103.4 MB in the end (delta: 21.9 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. [2020-10-27 22:16:27,084 INFO L168 Benchmark]: Boogie Preprocessor took 98.13 ms. Allocated memory is still 152.0 MB. Free memory was 103.4 MB in the beginning and 99.4 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-27 22:16:27,085 INFO L168 Benchmark]: RCFGBuilder took 1312.53 ms. Allocated memory is still 152.0 MB. Free memory was 99.4 MB in the beginning and 87.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 52.9 MB. Max. memory is 8.0 GB. [2020-10-27 22:16:27,086 INFO L168 Benchmark]: TraceAbstraction took 175732.84 ms. Allocated memory was 152.0 MB in the beginning and 946.9 MB in the end (delta: 794.8 MB). Free memory was 87.3 MB in the beginning and 536.3 MB in the end (delta: -448.9 MB). Peak memory consumption was 549.3 MB. Max. memory is 8.0 GB. [2020-10-27 22:16:27,090 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 152.0 MB. Free memory is still 125.5 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 543.92 ms. Allocated memory is still 152.0 MB. Free memory was 125.4 MB in the beginning and 103.4 MB in the end (delta: 21.9 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 98.13 ms. Allocated memory is still 152.0 MB. Free memory was 103.4 MB in the beginning and 99.4 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1312.53 ms. Allocated memory is still 152.0 MB. Free memory was 99.4 MB in the beginning and 87.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 52.9 MB. Max. memory is 8.0 GB. * TraceAbstraction took 175732.84 ms. Allocated memory was 152.0 MB in the beginning and 946.9 MB in the end (delta: 794.8 MB). Free memory was 87.3 MB in the beginning and 536.3 MB in the end (delta: -448.9 MB). Peak memory consumption was 549.3 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 392]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 385]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 431]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 438]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 5 specifications checked. All of them hold - InvariantResult [Line: 923]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 865]: Loop Invariant Derived loop invariant: ((((((((!(0 <= \old(methaneLevelCritical)) || !(\old(systemActive) == 1)) || !(\old(pumpRunning) <= 0)) || !(0 <= \old(pumpRunning))) || ((((waterLevel <= 1 && splverifierCounter <= 0) && 1 == systemActive) && 0 <= pumpRunning) && pumpRunning <= 0)) || !(\old(methaneLevelCritical) <= 0)) || ((((splverifierCounter <= 0 && 1 == systemActive) && pumpRunning == 1) && !(2 == waterLevel)) && waterLevel <= 2)) || (((((methaneLevelCritical <= 0 && 0 <= methaneLevelCritical) && splverifierCounter <= 0) && pumpRunning == 1) && 1 == systemActive) && waterLevel <= 2)) || !(\old(waterLevel) <= 1)) || (((((splverifierCounter <= 0 && 1 == systemActive) && 0 <= pumpRunning) && (methaneLevelCritical + 1 <= 0 || 1 <= methaneLevelCritical)) && waterLevel <= 2) && pumpRunning <= 0) - InvariantResult [Line: 933]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 864]: Loop Invariant Derived loop invariant: ((((!(\old(systemActive) == 1) || !(0 <= \old(methaneLevelCritical))) || !(\old(pumpRunning) <= 0)) || !(0 <= \old(pumpRunning))) || !(\old(methaneLevelCritical) <= 0)) || !(\old(waterLevel) <= 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 44 procedures, 271 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 108.8s, OverallIterations: 12, TraceHistogramMax: 4, AutomataDifference: 63.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 66.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2093 SDtfs, 3518 SDslu, 3004 SDs, 0 SdLazy, 15800 SolverSat, 2584 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 30.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 663 GetRequests, 457 SyntacticMatches, 11 SemanticMatches, 195 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 961 ImplicationChecksByTransitivity, 29.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=873occurred 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: 1.6s AutomataMinimizationTime, 12 MinimizatonAttempts, 945 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 73 LocationsWithAnnotation, 3102 PreInvPairs, 3389 NumberOfFragments, 2517 HoareAnnotationTreeSize, 3102 FomulaSimplifications, 4522161645 FormulaSimplificationTreeSizeReduction, 15.2s HoareSimplificationTime, 73 FomulaSimplificationsInter, 233194297 FormulaSimplificationTreeSizeReductionInter, 51.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 42.3s InterpolantComputationTime, 1267 NumberOfCodeBlocks, 1267 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 1255 ConstructedInterpolants, 0 QuantifiedInterpolants, 553990 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 9 PerfectInterpolantSequences, 144/161 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...