/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=SHALLOWEST --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_spec5_product35.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 03:48:18,853 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 03:48:18,855 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 03:48:18,890 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 03:48:18,891 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 03:48:18,893 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 03:48:18,894 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 03:48:18,909 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 03:48:18,912 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 03:48:18,915 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 03:48:18,917 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 03:48:18,918 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 03:48:18,919 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 03:48:18,920 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 03:48:18,921 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 03:48:18,923 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 03:48:18,924 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 03:48:18,925 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 03:48:18,927 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 03:48:18,929 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 03:48:18,931 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 03:48:18,933 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 03:48:18,934 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 03:48:18,935 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 03:48:18,938 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 03:48:18,939 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 03:48:18,939 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 03:48:18,940 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 03:48:18,940 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 03:48:18,942 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 03:48:18,942 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 03:48:18,943 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 03:48:18,944 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 03:48:18,945 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 03:48:18,946 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 03:48:18,946 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 03:48:18,947 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 03:48:18,948 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 03:48:18,948 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 03:48:18,949 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 03:48:18,950 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 03:48:18,951 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 03:48:18,977 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 03:48:18,978 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 03:48:18,979 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 03:48:18,980 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 03:48:18,980 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 03:48:18,980 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 03:48:18,980 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 03:48:18,981 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 03:48:18,981 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 03:48:18,981 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 03:48:18,981 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 03:48:18,982 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 03:48:18,982 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 03:48:18,982 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 03:48:18,982 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 03:48:18,983 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 03:48:18,983 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 03:48:18,983 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 03:48:18,983 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 03:48:18,984 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 03:48:18,984 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 03:48:18,984 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 03:48:18,985 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 03:48:18,985 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 03:48:18,985 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 03:48:18,985 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 03:48:18,986 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 03:48:18,986 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 03:48:18,986 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 03:48:18,986 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 03:48:19,355 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 03:48:19,391 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 03:48:19,393 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 03:48:19,394 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 03:48:19,397 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 03:48:19,401 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product35.cil.c [2020-10-27 03:48:19,483 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0c99b58fb/8c34fe1cc88348099352b57b0b9276ec/FLAG9daae07aa [2020-10-27 03:48:20,078 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 03:48:20,079 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product35.cil.c [2020-10-27 03:48:20,092 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0c99b58fb/8c34fe1cc88348099352b57b0b9276ec/FLAG9daae07aa [2020-10-27 03:48:20,416 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0c99b58fb/8c34fe1cc88348099352b57b0b9276ec [2020-10-27 03:48:20,418 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 03:48:20,426 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 03:48:20,427 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 03:48:20,427 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 03:48:20,434 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 03:48:20,435 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 03:48:20" (1/1) ... [2020-10-27 03:48:20,439 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ec72985 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:48:20, skipping insertion in model container [2020-10-27 03:48:20,439 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 03:48:20" (1/1) ... [2020-10-27 03:48:20,447 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 03:48:20,515 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 03:48:20,812 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 03:48:20,823 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 03:48:20,914 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 03:48:20,954 INFO L208 MainTranslator]: Completed translation [2020-10-27 03:48:20,954 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:48:20 WrapperNode [2020-10-27 03:48:20,954 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 03:48:20,956 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 03:48:20,956 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 03:48:20,956 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 03:48:20,971 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:48:20" (1/1) ... [2020-10-27 03:48:20,972 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:48:20" (1/1) ... [2020-10-27 03:48:20,991 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:48:20" (1/1) ... [2020-10-27 03:48:20,991 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:48:20" (1/1) ... [2020-10-27 03:48:21,025 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:48:20" (1/1) ... [2020-10-27 03:48:21,041 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:48:20" (1/1) ... [2020-10-27 03:48:21,050 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:48:20" (1/1) ... [2020-10-27 03:48:21,059 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 03:48:21,060 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 03:48:21,060 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 03:48:21,060 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 03:48:21,061 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:48:20" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 03:48:21,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 03:48:21,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 03:48:21,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 03:48:21,166 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 03:48:21,166 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 03:48:21,167 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 03:48:21,167 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 03:48:21,168 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 03:48:21,168 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 03:48:21,168 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 03:48:21,169 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 03:48:21,169 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 03:48:21,169 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 03:48:21,169 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 03:48:21,169 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 03:48:21,170 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 03:48:21,170 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 03:48:21,171 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 03:48:21,171 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 03:48:21,171 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 03:48:21,171 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 03:48:21,171 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-27 03:48:21,171 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-27 03:48:21,171 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-27 03:48:21,172 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-27 03:48:21,172 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-27 03:48:21,172 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-27 03:48:21,172 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-27 03:48:21,172 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 03:48:21,172 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-27 03:48:21,172 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-27 03:48:21,172 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-27 03:48:21,173 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-27 03:48:21,173 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-27 03:48:21,173 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-27 03:48:21,173 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-27 03:48:21,173 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-27 03:48:21,173 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-27 03:48:21,173 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-10-27 03:48:21,174 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-10-27 03:48:21,174 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-10-27 03:48:21,174 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 03:48:21,174 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 03:48:21,174 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 03:48:21,174 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 03:48:21,174 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 03:48:21,175 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 03:48:21,175 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 03:48:21,175 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 03:48:21,175 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 03:48:21,175 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-27 03:48:21,175 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-27 03:48:21,176 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-27 03:48:21,176 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 03:48:21,176 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 03:48:21,177 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-10-27 03:48:21,177 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 03:48:21,177 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 03:48:21,177 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 03:48:21,177 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 03:48:21,178 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 03:48:21,178 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 03:48:21,178 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 03:48:21,178 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 03:48:21,178 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 03:48:21,178 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 03:48:21,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 03:48:21,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 03:48:21,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 03:48:21,179 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 03:48:21,179 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 03:48:21,179 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 03:48:21,181 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 03:48:21,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 03:48:21,181 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 03:48:21,182 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 03:48:21,182 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 03:48:21,182 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 03:48:21,182 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-27 03:48:21,182 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-27 03:48:21,182 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-27 03:48:21,182 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-27 03:48:21,183 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-27 03:48:21,184 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-27 03:48:21,184 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-27 03:48:21,184 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-27 03:48:21,184 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-27 03:48:21,184 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-10-27 03:48:21,184 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-10-27 03:48:21,185 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-27 03:48:21,185 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-27 03:48:21,185 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-27 03:48:21,185 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-27 03:48:21,185 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 03:48:21,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 03:48:21,185 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 03:48:22,404 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 03:48:22,405 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-27 03:48:22,407 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 03:48:22 BoogieIcfgContainer [2020-10-27 03:48:22,407 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 03:48:22,409 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 03:48:22,409 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 03:48:22,412 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 03:48:22,413 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 03:48:20" (1/3) ... [2020-10-27 03:48:22,414 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@99ad12a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 03:48:22, skipping insertion in model container [2020-10-27 03:48:22,414 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:48:20" (2/3) ... [2020-10-27 03:48:22,414 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@99ad12a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 03:48:22, skipping insertion in model container [2020-10-27 03:48:22,414 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 03:48:22" (3/3) ... [2020-10-27 03:48:22,416 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product35.cil.c [2020-10-27 03:48:22,428 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 03:48:22,434 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 03:48:22,447 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 03:48:22,475 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 03:48:22,476 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 03:48:22,476 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 03:48:22,476 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 03:48:22,476 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 03:48:22,476 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 03:48:22,476 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 03:48:22,477 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 03:48:22,530 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states. [2020-10-27 03:48:22,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-27 03:48:22,544 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:48:22,546 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] [2020-10-27 03:48:22,547 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 03:48:22,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:48:22,559 INFO L82 PathProgramCache]: Analyzing trace with hash -1967459497, now seen corresponding path program 1 times [2020-10-27 03:48:22,568 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:48:22,569 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1815395385] [2020-10-27 03:48:22,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:48:22,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:22,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:23,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:24,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:24,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:24,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:27,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:27,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-27 03:48:27,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 03:48:27,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5019 [2020-10-27 03:48:27,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:27,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 03:48:27,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:48:27,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-27 03:48:27,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 10 [2020-10-27 03:48:28,360 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:48:28,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:48:28,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:28,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:28,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:28,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:28,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:28,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 154 [2020-10-27 03:48:28,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:28,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:28,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:28,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:48:28,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:28,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:48:28,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:28,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:28,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:28,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:48:28,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:28,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:48:28,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:28,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:28,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:28,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:48:28,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:28,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:48:28,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:28,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:28,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:28,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:48:28,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:28,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:48:28,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:28,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:28,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:28,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:48:28,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:28,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:48:28,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:28,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:28,611 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:28,611 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:28,611 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:28,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:48:28,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:28,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:28,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:28,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:48:28,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:28,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:48:28,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:28,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:28,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:28,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:48:28,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:28,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:48:28,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:28,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:28,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:28,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:48:28,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:28,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 03:48:28,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:28,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:28,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:28,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:28,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:28,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:48:28,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:28,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:28,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:28,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:48:28,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:28,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 03:48:28,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:28,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:28,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:28,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:48:28,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:28,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 03:48:28,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:28,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:28,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:28,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 03:48:28,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:28,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:48:28,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:28,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:28,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:28,652 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:28,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:28,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:48:28,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:28,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:48:28,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:28,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:48:28,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:28,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 03:48:28,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:28,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:28,658 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:28,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:28,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:28,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:48:28,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:28,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:48:28,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:48:28,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:48:28,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:28,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-27 03:48:28,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:28,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:28,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:28,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:28,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:28,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:48:28,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:28,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:48:28,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:48:28,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:48:28,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:28,689 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 03:48:28,690 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1815395385] [2020-10-27 03:48:28,692 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:48:28,692 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-27 03:48:28,693 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [229359723] [2020-10-27 03:48:28,697 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-27 03:48:28,698 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:48:28,711 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-27 03:48:28,712 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-27 03:48:28,714 INFO L87 Difference]: Start difference. First operand 171 states. Second operand 6 states. [2020-10-27 03:48:29,199 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:48:31,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:48:31,017 INFO L93 Difference]: Finished difference Result 395 states and 513 transitions. [2020-10-27 03:48:31,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-27 03:48:31,019 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 60 [2020-10-27 03:48:31,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:48:31,035 INFO L225 Difference]: With dead ends: 395 [2020-10-27 03:48:31,035 INFO L226 Difference]: Without dead ends: 257 [2020-10-27 03:48:31,040 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2020-10-27 03:48:31,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 257 states. [2020-10-27 03:48:31,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 257 to 209. [2020-10-27 03:48:31,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 209 states. [2020-10-27 03:48:31,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 209 states and 250 transitions. [2020-10-27 03:48:31,185 INFO L78 Accepts]: Start accepts. Automaton has 209 states and 250 transitions. Word has length 60 [2020-10-27 03:48:31,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:48:31,186 INFO L481 AbstractCegarLoop]: Abstraction has 209 states and 250 transitions. [2020-10-27 03:48:31,186 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-27 03:48:31,186 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 250 transitions. [2020-10-27 03:48:31,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2020-10-27 03:48:31,201 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:48:31,201 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] [2020-10-27 03:48:31,202 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 03:48:31,202 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 03:48:31,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:48:31,203 INFO L82 PathProgramCache]: Analyzing trace with hash 1667660917, now seen corresponding path program 1 times [2020-10-27 03:48:31,203 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:48:31,203 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1324112076] [2020-10-27 03:48:31,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:48:31,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:31,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:31,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:32,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:32,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:33,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:33,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:34,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:34,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 113 [2020-10-27 03:48:34,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 03:48:34,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3518 [2020-10-27 03:48:34,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:34,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-27 03:48:34,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:48:34,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 100 [2020-10-27 03:48:34,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:35,203 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:48:35,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:48:35,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:35,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:35,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:35,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:35,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:35,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 76 [2020-10-27 03:48:35,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:35,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:35,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:35,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:48:35,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:35,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:48:35,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:35,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:35,321 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:35,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:48:35,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:35,321 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:48:35,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:35,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:35,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:35,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:48:35,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:35,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:48:35,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:35,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:35,326 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:35,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:48:35,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:35,326 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:48:35,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:35,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:35,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:35,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:48:35,327 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:35,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:48:35,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:35,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:35,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:35,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:35,332 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:35,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:48:35,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:35,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:35,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:35,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:48:35,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:35,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:48:35,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:35,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:35,337 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:35,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:48:35,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:35,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:48:35,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:35,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:35,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:35,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:48:35,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:35,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 03:48:35,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:35,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:35,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:35,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:35,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:35,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:48:35,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:35,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:35,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:35,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:48:35,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:35,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 03:48:35,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:35,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:35,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:35,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:48:35,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:35,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:48:35,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:35,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:35,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:35,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 03:48:35,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:35,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:48:35,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:35,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:35,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:35,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:35,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:35,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:48:35,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:35,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:48:35,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:35,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:48:35,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:35,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-27 03:48:35,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:35,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:35,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:35,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:35,393 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:48:35,393 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:48:35,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 03:48:35,394 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:35,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:48:35,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:48:35,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 03:48:35,394 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:35,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:48:35,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:35,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:35,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:35,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:48:35,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:35,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:48:35,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:35,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:35,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:35,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:48:35,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:35,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-27 03:48:35,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:35,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:35,405 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:35,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:35,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:35,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:48:35,406 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:35,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:35,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:35,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:48:35,407 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:35,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-27 03:48:35,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:35,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:35,413 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:35,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:35,413 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:35,413 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:48:35,413 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:35,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:48:35,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:35,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:48:35,414 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:35,441 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-27 03:48:35,442 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1324112076] [2020-10-27 03:48:35,442 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:48:35,442 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 03:48:35,442 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2132875833] [2020-10-27 03:48:35,444 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 03:48:35,444 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:48:35,445 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 03:48:35,445 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-27 03:48:35,445 INFO L87 Difference]: Start difference. First operand 209 states and 250 transitions. Second operand 9 states. [2020-10-27 03:48:36,123 WARN L193 SmtUtils]: Spent 458.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:48:36,958 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:48:38,111 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:48:38,605 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:48:39,390 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:48:39,769 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 03:48:40,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:48:40,427 INFO L93 Difference]: Finished difference Result 615 states and 830 transitions. [2020-10-27 03:48:40,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-27 03:48:40,428 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 73 [2020-10-27 03:48:40,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:48:40,437 INFO L225 Difference]: With dead ends: 615 [2020-10-27 03:48:40,438 INFO L226 Difference]: Without dead ends: 434 [2020-10-27 03:48:40,446 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=100, Invalid=242, Unknown=0, NotChecked=0, Total=342 [2020-10-27 03:48:40,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 434 states. [2020-10-27 03:48:40,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 434 to 342. [2020-10-27 03:48:40,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 342 states. [2020-10-27 03:48:40,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 342 states and 427 transitions. [2020-10-27 03:48:40,606 INFO L78 Accepts]: Start accepts. Automaton has 342 states and 427 transitions. Word has length 73 [2020-10-27 03:48:40,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:48:40,606 INFO L481 AbstractCegarLoop]: Abstraction has 342 states and 427 transitions. [2020-10-27 03:48:40,607 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 03:48:40,607 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 427 transitions. [2020-10-27 03:48:40,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-10-27 03:48:40,610 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:48:40,610 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] [2020-10-27 03:48:40,610 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 03:48:40,611 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 03:48:40,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:48:40,612 INFO L82 PathProgramCache]: Analyzing trace with hash 1037543601, now seen corresponding path program 1 times [2020-10-27 03:48:40,612 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:48:40,613 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1548488060] [2020-10-27 03:48:40,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:48:40,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:40,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:40,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:41,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:41,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 130 [2020-10-27 03:48:41,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:48:41,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 838 [2020-10-27 03:48:41,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:41,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:41,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-27 03:48:41,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 03:48:41,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:41,901 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:48:41,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:48:41,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:41,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:41,939 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:41,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:41,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:41,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-27 03:48:41,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:41,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:48:41,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:41,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:48:41,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:41,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:48:41,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:41,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:41,959 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:41,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:48:41,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:41,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:48:41,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:41,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:48:41,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:41,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:48:41,961 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:41,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:48:41,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:41,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:41,965 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:41,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:48:41,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:41,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:48:41,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:41,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:48:41,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:41,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:48:41,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:41,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:48:41,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:41,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:41,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:41,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:41,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:41,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:48:41,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:41,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:48:41,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:41,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:48:41,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:41,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:48:41,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:41,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:41,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:41,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:48:41,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:41,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:48:41,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:41,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:48:41,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:41,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:48:41,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:41,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 03:48:41,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:41,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:41,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:41,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:41,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:41,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:48:41,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:41,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:48:41,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:41,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:48:41,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:48:41,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-27 03:48:41,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:41,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:41,994 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:41,994 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:48:41,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:41,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:48:41,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:41,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:48:41,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 03:48:41,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:48:41,995 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:41,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:48:41,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:41,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:41,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:41,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:41,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:42,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:48:42,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:42,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:48:42,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:42,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:48:42,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:42,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-27 03:48:42,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:42,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:42,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:42,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:42,043 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 03:48:42,043 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:48:42,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-27 03:48:42,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:42,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:48:42,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 03:48:42,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 03:48:42,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:42,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:48:42,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:42,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:42,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:42,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:48:42,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:42,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 03:48:42,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:42,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:48:42,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:42,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 03:48:42,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:42,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:48:42,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:42,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:42,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:42,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:48:42,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:42,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:48:42,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:42,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:48:42,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:42,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:48:42,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:42,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:48:42,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:42,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:42,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:42,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:42,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:42,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:48:42,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:42,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:48:42,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:48:42,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:48:42,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:42,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2020-10-27 03:48:42,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:42,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:42,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:42,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:42,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:42,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:48:42,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:42,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:48:42,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:48:42,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:48:42,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:42,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-27 03:48:42,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:42,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:42,156 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:42,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:42,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:42,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:48:42,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:42,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:48:42,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:48:42,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:48:42,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:42,174 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 03:48:42,174 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1548488060] [2020-10-27 03:48:42,174 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:48:42,175 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-27 03:48:42,175 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [564284836] [2020-10-27 03:48:42,175 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 03:48:42,175 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:48:42,176 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 03:48:42,176 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-10-27 03:48:42,177 INFO L87 Difference]: Start difference. First operand 342 states and 427 transitions. Second operand 10 states. [2020-10-27 03:48:42,960 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:48:43,872 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:48:44,297 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-27 03:48:44,709 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:48:45,120 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:48:45,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:48:45,848 INFO L93 Difference]: Finished difference Result 689 states and 895 transitions. [2020-10-27 03:48:45,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-27 03:48:45,848 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 84 [2020-10-27 03:48:45,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:48:45,853 INFO L225 Difference]: With dead ends: 689 [2020-10-27 03:48:45,853 INFO L226 Difference]: Without dead ends: 375 [2020-10-27 03:48:45,857 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=74, Invalid=232, Unknown=0, NotChecked=0, Total=306 [2020-10-27 03:48:45,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 375 states. [2020-10-27 03:48:45,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 375 to 316. [2020-10-27 03:48:45,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 316 states. [2020-10-27 03:48:45,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 316 states and 377 transitions. [2020-10-27 03:48:45,929 INFO L78 Accepts]: Start accepts. Automaton has 316 states and 377 transitions. Word has length 84 [2020-10-27 03:48:45,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:48:45,929 INFO L481 AbstractCegarLoop]: Abstraction has 316 states and 377 transitions. [2020-10-27 03:48:45,929 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 03:48:45,930 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 377 transitions. [2020-10-27 03:48:45,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2020-10-27 03:48:45,931 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:48:45,931 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] [2020-10-27 03:48:45,940 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 03:48:45,944 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 03:48:45,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:48:45,945 INFO L82 PathProgramCache]: Analyzing trace with hash 1322061382, now seen corresponding path program 1 times [2020-10-27 03:48:45,945 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:48:45,945 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [187203392] [2020-10-27 03:48:45,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:48:45,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:45,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:46,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:46,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 132 [2020-10-27 03:48:46,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:46,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 303 [2020-10-27 03:48:46,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:46,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:48:46,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 86 [2020-10-27 03:48:46,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:48:46,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:46,642 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:48:46,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:48:46,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:46,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:46,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:46,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:46,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:46,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-27 03:48:46,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:46,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:48:46,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:46,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:48:46,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:46,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:48:46,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:46,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:46,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:46,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:48:46,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:46,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:48:46,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:46,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:48:46,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:46,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:48:46,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:46,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:48:46,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:46,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:46,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:46,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:48:46,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:46,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:48:46,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:46,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:48:46,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:46,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:48:46,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:46,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:48:46,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:46,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:46,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:46,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:46,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:46,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:48:46,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:46,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:48:46,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:46,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:48:46,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:46,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:48:46,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:46,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:46,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:46,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:48:46,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:46,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:48:46,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:46,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:48:46,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:46,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:48:46,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:46,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 03:48:46,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:46,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:46,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:46,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:46,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:46,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:48:46,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:46,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:48:46,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:46,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:48:46,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:46,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 03:48:46,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:46,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:46,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:46,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:48:46,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:46,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:48:46,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:46,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:48:46,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:46,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:48:46,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:46,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:48:46,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:46,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:46,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:46,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:46,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:46,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:48:46,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:46,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:48:46,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:46,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:48:46,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:46,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-27 03:48:46,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:46,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:46,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:46,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 03:48:46,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:46,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 03:48:46,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:46,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:48:46,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 03:48:46,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:48:46,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:46,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:48:46,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:46,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:46,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:46,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:48:46,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:46,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 03:48:46,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:46,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:48:46,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 03:48:46,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:48:46,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:46,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:48:46,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:46,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:46,827 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:46,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:48:46,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:46,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:48:46,828 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:46,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 03:48:46,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:46,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:48:46,829 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:46,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:48:46,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:46,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:46,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:46,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:46,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:46,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:48:46,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:46,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:48:46,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:48:46,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:48:46,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:46,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-27 03:48:46,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:46,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:46,853 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:46,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:46,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:46,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:48:46,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:46,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:48:46,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:48:46,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:48:46,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:46,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-27 03:48:46,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:46,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:46,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:46,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:46,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:46,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:48:46,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:46,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:48:46,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:48:46,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:48:46,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:46,876 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 03:48:46,877 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [187203392] [2020-10-27 03:48:46,877 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:48:46,877 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-27 03:48:46,878 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [929373936] [2020-10-27 03:48:46,880 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 03:48:46,880 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:48:46,883 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 03:48:46,884 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-27 03:48:46,884 INFO L87 Difference]: Start difference. First operand 316 states and 377 transitions. Second operand 8 states. [2020-10-27 03:48:48,071 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:48:48,477 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:48:48,851 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:48:49,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:48:49,643 INFO L93 Difference]: Finished difference Result 677 states and 867 transitions. [2020-10-27 03:48:49,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-27 03:48:49,644 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 88 [2020-10-27 03:48:49,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:48:49,648 INFO L225 Difference]: With dead ends: 677 [2020-10-27 03:48:49,648 INFO L226 Difference]: Without dead ends: 389 [2020-10-27 03:48:49,650 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-10-27 03:48:49,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 389 states. [2020-10-27 03:48:49,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 389 to 324. [2020-10-27 03:48:49,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 324 states. [2020-10-27 03:48:49,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 324 states and 385 transitions. [2020-10-27 03:48:49,745 INFO L78 Accepts]: Start accepts. Automaton has 324 states and 385 transitions. Word has length 88 [2020-10-27 03:48:49,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:48:49,745 INFO L481 AbstractCegarLoop]: Abstraction has 324 states and 385 transitions. [2020-10-27 03:48:49,745 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 03:48:49,745 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 385 transitions. [2020-10-27 03:48:49,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2020-10-27 03:48:49,747 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:48:49,747 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] [2020-10-27 03:48:49,747 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 03:48:49,748 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 03:48:49,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:48:49,748 INFO L82 PathProgramCache]: Analyzing trace with hash -1947413915, now seen corresponding path program 1 times [2020-10-27 03:48:49,749 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:48:49,749 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1638262421] [2020-10-27 03:48:49,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:48:49,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:49,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:50,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:50,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 132 [2020-10-27 03:48:50,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:50,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 696 [2020-10-27 03:48:50,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:50,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 03:48:50,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:48:50,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 82 [2020-10-27 03:48:50,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:50,836 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:48:50,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:48:50,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:50,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:50,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:50,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:50,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:50,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 99 [2020-10-27 03:48:50,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:50,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:50,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:50,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:48:50,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:50,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:48:50,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:50,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:50,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:50,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:48:50,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:50,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:48:50,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:50,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:50,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:50,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:48:50,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:50,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:48:50,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:50,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:50,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:50,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:48:50,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:50,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:48:50,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:50,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:50,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:50,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:48:50,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:50,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:48:50,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:50,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:50,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:50,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:50,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:50,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:48:50,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:50,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:50,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:50,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:48:50,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:50,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:48:50,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:50,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:50,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:50,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:48:50,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:50,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:48:50,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:50,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:50,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:50,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:48:50,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:51,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 03:48:51,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:51,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:51,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:51,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:51,011 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:51,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:48:51,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:51,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:51,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:51,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:48:51,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:51,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 03:48:51,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:51,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:51,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:51,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:48:51,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:51,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 03:48:51,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:51,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:51,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:51,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 03:48:51,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:51,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:48:51,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:51,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:51,033 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:51,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:51,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:51,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:48:51,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:51,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:48:51,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:51,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:48:51,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:51,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-27 03:48:51,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:51,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:51,063 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:51,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 03:48:51,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:51,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 03:48:51,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:51,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:51,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 03:48:51,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-27 03:48:51,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:51,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:48:51,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:51,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:51,088 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:51,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:48:51,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:51,089 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 03:48:51,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:51,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:51,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:51,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 03:48:51,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:48:51,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:48:51,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:51,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:51,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:51,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:48:51,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:51,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:48:51,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:51,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:51,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:51,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 03:48:51,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:51,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:48:51,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:51,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:51,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:51,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:51,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:51,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:48:51,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:51,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:51,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:51,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:48:51,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:51,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-27 03:48:51,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:51,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:51,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:51,130 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:51,130 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:51,130 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:48:51,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:51,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:48:51,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:48:51,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:48:51,131 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:51,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-27 03:48:51,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:51,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:51,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:51,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:51,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:51,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:48:51,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:51,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:48:51,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:48:51,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:48:51,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:51,161 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 03:48:51,161 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1638262421] [2020-10-27 03:48:51,162 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:48:51,162 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-27 03:48:51,162 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [8416267] [2020-10-27 03:48:51,162 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-27 03:48:51,163 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:48:51,163 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-27 03:48:51,163 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-27 03:48:51,164 INFO L87 Difference]: Start difference. First operand 324 states and 385 transitions. Second operand 7 states. [2020-10-27 03:48:51,721 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:48:52,454 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:48:54,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:48:54,535 INFO L93 Difference]: Finished difference Result 1036 states and 1339 transitions. [2020-10-27 03:48:54,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-27 03:48:54,537 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 88 [2020-10-27 03:48:54,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:48:54,543 INFO L225 Difference]: With dead ends: 1036 [2020-10-27 03:48:54,543 INFO L226 Difference]: Without dead ends: 740 [2020-10-27 03:48:54,545 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 35 SyntacticMatches, 2 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=64, Invalid=146, Unknown=0, NotChecked=0, Total=210 [2020-10-27 03:48:54,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 740 states. [2020-10-27 03:48:54,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 740 to 683. [2020-10-27 03:48:54,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 683 states. [2020-10-27 03:48:54,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 683 states and 826 transitions. [2020-10-27 03:48:54,702 INFO L78 Accepts]: Start accepts. Automaton has 683 states and 826 transitions. Word has length 88 [2020-10-27 03:48:54,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:48:54,702 INFO L481 AbstractCegarLoop]: Abstraction has 683 states and 826 transitions. [2020-10-27 03:48:54,702 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-27 03:48:54,703 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 826 transitions. [2020-10-27 03:48:54,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2020-10-27 03:48:54,705 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:48:54,705 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] [2020-10-27 03:48:54,705 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 03:48:54,705 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 03:48:54,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:48:54,706 INFO L82 PathProgramCache]: Analyzing trace with hash -906363841, now seen corresponding path program 1 times [2020-10-27 03:48:54,706 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:48:54,706 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1474236665] [2020-10-27 03:48:54,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:48:54,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:54,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:55,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:56,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:56,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 138 [2020-10-27 03:48:56,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:48:56,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1665 [2020-10-27 03:48:56,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:56,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-27 03:48:56,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:48:56,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 117 [2020-10-27 03:48:56,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:56,854 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:48:56,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:48:56,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:56,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:56,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:56,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:56,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:56,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 68 [2020-10-27 03:48:56,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:56,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:56,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:56,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:48:56,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:56,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:48:56,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:56,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:56,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:56,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:48:56,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:56,960 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:48:56,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:56,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:56,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:56,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:48:56,961 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:56,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:48:56,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:56,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:56,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:56,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:48:56,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:56,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:48:56,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:56,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:56,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:56,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:48:56,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:56,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:48:56,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:56,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:56,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:56,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:56,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:56,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:48:56,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:56,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:56,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:56,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:48:56,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:56,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:48:56,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:56,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:56,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:56,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:48:56,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:56,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:48:56,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:56,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:56,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:56,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:48:56,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:56,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 03:48:56,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:56,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:56,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:56,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:56,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:56,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:48:56,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:56,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:56,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:56,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:48:56,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:57,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 03:48:57,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:57,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:57,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:57,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:57,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:57,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 03:48:57,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:57,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:48:57,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:48:57,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 03:48:57,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:57,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-27 03:48:57,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:57,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:57,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:57,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:48:57,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:57,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:48:57,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:57,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:57,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:57,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 03:48:57,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:57,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:48:57,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:57,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:57,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:57,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:57,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:57,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:48:57,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:57,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:48:57,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:57,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:48:57,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:57,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 03:48:57,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:57,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:57,088 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:57,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 03:48:57,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:57,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 03:48:57,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:57,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:57,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:57,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-27 03:48:57,089 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:57,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:48:57,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:57,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:57,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:57,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:48:57,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:57,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:48:57,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:57,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:48:57,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:57,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:48:57,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:57,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:48:57,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:57,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:57,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:57,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:48:57,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:57,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:48:57,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:57,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:48:57,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:57,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:48:57,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:57,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:48:57,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:57,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:57,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:57,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:57,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:57,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:48:57,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:57,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:48:57,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:57,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:48:57,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:57,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-27 03:48:57,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:57,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:57,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:57,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:57,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:57,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:48:57,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:57,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:48:57,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:57,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:48:57,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:57,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-27 03:48:57,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:57,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:57,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:57,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:57,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:57,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:48:57,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:57,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:48:57,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:48:57,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:48:57,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:57,157 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 03:48:57,157 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1474236665] [2020-10-27 03:48:57,157 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:48:57,157 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-27 03:48:57,158 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [594493965] [2020-10-27 03:48:57,158 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-27 03:48:57,158 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:48:57,159 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-27 03:48:57,159 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2020-10-27 03:48:57,159 INFO L87 Difference]: Start difference. First operand 683 states and 826 transitions. Second operand 12 states. [2020-10-27 03:48:57,905 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:48:58,786 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:48:59,730 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:49:00,248 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 03:49:00,639 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 03:49:01,112 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 03:49:01,546 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 03:49:03,441 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:49:03,915 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:49:04,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:49:04,883 INFO L93 Difference]: Finished difference Result 2000 states and 2618 transitions. [2020-10-27 03:49:04,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2020-10-27 03:49:04,884 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 92 [2020-10-27 03:49:04,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:49:04,895 INFO L225 Difference]: With dead ends: 2000 [2020-10-27 03:49:04,896 INFO L226 Difference]: Without dead ends: 1480 [2020-10-27 03:49:04,900 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 367 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=287, Invalid=1119, Unknown=0, NotChecked=0, Total=1406 [2020-10-27 03:49:04,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1480 states. [2020-10-27 03:49:05,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1480 to 1203. [2020-10-27 03:49:05,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1203 states. [2020-10-27 03:49:05,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1203 states to 1203 states and 1454 transitions. [2020-10-27 03:49:05,178 INFO L78 Accepts]: Start accepts. Automaton has 1203 states and 1454 transitions. Word has length 92 [2020-10-27 03:49:05,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:49:05,178 INFO L481 AbstractCegarLoop]: Abstraction has 1203 states and 1454 transitions. [2020-10-27 03:49:05,179 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-27 03:49:05,179 INFO L276 IsEmpty]: Start isEmpty. Operand 1203 states and 1454 transitions. [2020-10-27 03:49:05,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2020-10-27 03:49:05,183 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:49:05,183 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:49:05,183 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-27 03:49:05,184 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 03:49:05,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:49:05,184 INFO L82 PathProgramCache]: Analyzing trace with hash -1744550061, now seen corresponding path program 1 times [2020-10-27 03:49:05,184 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:49:05,185 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [147807847] [2020-10-27 03:49:05,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:49:05,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:05,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:05,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:05,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:05,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:06,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:09,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:09,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 193 [2020-10-27 03:49:09,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 03:49:09,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4663 [2020-10-27 03:49:09,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:09,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:49:09,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 67 [2020-10-27 03:49:09,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-27 03:49:09,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:10,287 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:49:10,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:49:10,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:10,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:10,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:10,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:10,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:10,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-27 03:49:10,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:10,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:10,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:10,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:10,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:10,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:49:10,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:10,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:10,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:10,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:49:10,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:10,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:49:10,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:10,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:10,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:10,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:10,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:10,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:49:10,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:10,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:10,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:10,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:49:10,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:10,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:49:10,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:10,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:10,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:10,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:10,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:10,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:49:10,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:10,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:10,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:10,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:10,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:10,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:49:10,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:10,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:10,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:10,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:10,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:10,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:49:10,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:10,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:10,374 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:10,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:49:10,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:10,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:49:10,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:10,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:10,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:10,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:10,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:10,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 03:49:10,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:10,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:10,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:10,393 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:10,393 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:10,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:49:10,394 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:10,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:10,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:10,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:10,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:10,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 03:49:10,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:10,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:10,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:10,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:10,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:10,415 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:49:10,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:10,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:10,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:10,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:10,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:10,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-27 03:49:10,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:10,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:10,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:10,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:49:10,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:10,439 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:49:10,439 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:10,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:49:10,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:10,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 03:49:10,440 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:10,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-27 03:49:10,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:10,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:10,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:10,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 66 [2020-10-27 03:49:10,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:10,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-27 03:49:10,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:10,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:49:10,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-27 03:49:10,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-27 03:49:10,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:10,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:49:10,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:10,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:10,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:10,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:49:10,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:10,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:49:10,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:10,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:10,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:10,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:10,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:10,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:49:10,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:10,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:10,530 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:10,530 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:10,530 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:10,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:49:10,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:10,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:10,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:10,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:10,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:10,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 03:49:10,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:10,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:10,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:10,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 03:49:10,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:10,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 03:49:10,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:10,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:49:10,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:10,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-27 03:49:10,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:10,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:49:10,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:10,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:10,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:10,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:49:10,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:10,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:49:10,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:10,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:10,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:10,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:10,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:10,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:49:10,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:10,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:10,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:10,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:49:10,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:10,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:49:10,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:10,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:10,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:10,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:10,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:10,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:49:10,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:10,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:10,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:10,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:10,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:10,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:49:10,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:10,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:10,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:10,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:10,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:10,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-27 03:49:10,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:10,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:10,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:10,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 03:49:10,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:10,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:49:10,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:10,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:49:10,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:10,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 03:49:10,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:49:10,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:49:10,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:10,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:10,650 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:10,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:10,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:10,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:49:10,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:10,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:10,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:10,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:10,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:10,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-27 03:49:10,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:10,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:10,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:10,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:49:10,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:10,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:49:10,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:10,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:10,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 03:49:10,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:10,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:10,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:49:10,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:10,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:10,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:10,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:10,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:10,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:49:10,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:10,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:10,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:10,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:10,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:10,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-27 03:49:10,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:10,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:10,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:10,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:10,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:10,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:49:10,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:10,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:10,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:49:10,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:10,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:10,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-27 03:49:10,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:10,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:10,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:10,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:10,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:10,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:49:10,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:10,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:10,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:49:10,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:10,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:10,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-27 03:49:10,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:10,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:10,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:10,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:10,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:10,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:49:10,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:10,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:10,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:49:10,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:10,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:10,734 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-27 03:49:10,734 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [147807847] [2020-10-27 03:49:10,734 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:49:10,734 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-27 03:49:10,735 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [456421982] [2020-10-27 03:49:10,735 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 03:49:10,736 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:49:10,736 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 03:49:10,736 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2020-10-27 03:49:10,737 INFO L87 Difference]: Start difference. First operand 1203 states and 1454 transitions. Second operand 10 states. [2020-10-27 03:49:11,252 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:49:12,172 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:49:14,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:49:14,029 INFO L93 Difference]: Finished difference Result 1557 states and 1909 transitions. [2020-10-27 03:49:14,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-27 03:49:14,030 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 133 [2020-10-27 03:49:14,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:49:14,034 INFO L225 Difference]: With dead ends: 1557 [2020-10-27 03:49:14,034 INFO L226 Difference]: Without dead ends: 623 [2020-10-27 03:49:14,041 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 135 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=164, Invalid=486, Unknown=0, NotChecked=0, Total=650 [2020-10-27 03:49:14,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 623 states. [2020-10-27 03:49:14,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 623 to 587. [2020-10-27 03:49:14,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 587 states. [2020-10-27 03:49:14,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 587 states and 695 transitions. [2020-10-27 03:49:14,174 INFO L78 Accepts]: Start accepts. Automaton has 587 states and 695 transitions. Word has length 133 [2020-10-27 03:49:14,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:49:14,174 INFO L481 AbstractCegarLoop]: Abstraction has 587 states and 695 transitions. [2020-10-27 03:49:14,174 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 03:49:14,174 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 695 transitions. [2020-10-27 03:49:14,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2020-10-27 03:49:14,180 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:49:14,181 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:49:14,181 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-27 03:49:14,181 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 03:49:14,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:49:14,182 INFO L82 PathProgramCache]: Analyzing trace with hash 547258745, now seen corresponding path program 1 times [2020-10-27 03:49:14,182 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:49:14,182 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [122167562] [2020-10-27 03:49:14,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:49:14,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:14,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:14,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:14,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:15,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:16,404 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:16,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 197 [2020-10-27 03:49:16,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 03:49:16,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2190 [2020-10-27 03:49:16,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:16,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 03:49:16,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 105 [2020-10-27 03:49:16,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 85 [2020-10-27 03:49:16,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:16,896 WARN L193 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:49:16,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:49:16,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:16,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:16,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:16,933 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:16,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:16,934 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-27 03:49:16,934 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:16,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:16,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:16,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:16,934 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:16,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:49:16,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:16,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:16,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:16,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:49:16,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:16,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:49:16,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:16,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:16,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:16,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:16,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:16,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:49:16,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:16,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:16,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:16,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:49:16,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:16,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:49:16,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:16,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:16,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:16,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:16,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:16,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:49:16,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:16,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:16,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:16,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:16,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:16,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:49:16,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:16,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:16,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:16,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:16,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:16,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:49:16,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:16,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:16,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:16,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:49:16,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:16,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:49:16,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:16,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:16,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:16,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:16,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:16,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 03:49:16,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:16,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:16,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:16,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:16,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:16,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:49:16,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:16,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:16,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:16,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:16,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:17,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 03:49:17,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:17,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:17,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:17,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:17,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:17,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:49:17,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:17,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:17,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:17,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:17,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:17,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 03:49:17,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:17,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:17,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:17,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 66 [2020-10-27 03:49:17,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:17,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-27 03:49:17,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:17,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:49:17,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:17,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-27 03:49:17,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:17,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:49:17,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:17,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:17,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:17,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:49:17,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:17,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:49:17,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:17,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:17,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:17,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:17,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:17,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:49:17,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:17,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:17,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:17,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:17,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:17,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:49:17,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:17,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:17,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:17,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:17,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:17,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 03:49:17,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:17,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:17,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:17,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 03:49:17,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:17,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 03:49:17,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:17,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:49:17,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:17,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 03:49:17,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:17,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:49:17,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:17,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:17,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:17,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:49:17,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:17,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:49:17,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:17,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:17,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:17,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:17,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:17,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:49:17,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:17,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:17,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:17,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:49:17,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:17,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:49:17,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:17,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:17,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:17,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:17,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:17,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:49:17,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:17,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:17,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:17,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:17,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:17,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:49:17,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:17,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:49:17,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:17,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:49:17,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:17,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-27 03:49:17,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:17,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:17,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:17,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 03:49:17,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:17,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:49:17,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:17,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:49:17,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:17,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 03:49:17,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:17,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:49:17,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:17,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:17,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:17,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:17,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:17,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:49:17,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:17,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:17,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:17,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:17,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:17,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-27 03:49:17,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:17,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:17,144 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:17,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:49:17,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:17,145 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 03:49:17,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:17,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:49:17,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:17,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 03:49:17,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:17,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:49:17,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:17,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:17,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:17,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:17,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:17,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:49:17,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:17,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 03:49:17,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:17,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:49:17,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:17,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-27 03:49:17,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:17,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:17,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:17,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:17,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:17,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:49:17,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:17,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:49:17,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:17,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:49:17,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:17,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-27 03:49:17,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:17,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:17,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:17,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:49:17,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:17,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:49:17,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:17,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:49:17,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:17,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 03:49:17,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:17,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:49:17,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:17,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:17,223 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:17,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:49:17,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:17,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:49:17,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:17,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:17,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:17,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:17,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:17,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-27 03:49:17,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:17,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:17,227 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:17,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:17,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:17,228 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:49:17,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:17,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:49:17,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:17,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:49:17,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:17,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-27 03:49:17,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:17,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:17,233 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:17,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:17,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:17,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:49:17,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:17,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:49:17,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:17,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:49:17,234 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:17,266 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 21 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-10-27 03:49:17,266 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [122167562] [2020-10-27 03:49:17,266 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 03:49:17,267 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-27 03:49:17,267 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2022472728] [2020-10-27 03:49:17,267 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-27 03:49:17,268 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:49:17,268 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-27 03:49:17,268 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2020-10-27 03:49:17,268 INFO L87 Difference]: Start difference. First operand 587 states and 695 transitions. Second operand 12 states. [2020-10-27 03:49:17,902 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 03:49:18,800 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:49:19,212 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 03:49:19,977 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:49:20,432 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-27 03:49:21,398 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:49:21,812 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2020-10-27 03:49:22,547 WARN L193 SmtUtils]: Spent 682.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 209 [2020-10-27 03:49:22,966 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:49:23,589 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 03:49:24,528 WARN L193 SmtUtils]: Spent 710.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 210 [2020-10-27 03:49:24,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:49:24,755 INFO L93 Difference]: Finished difference Result 905 states and 1102 transitions. [2020-10-27 03:49:24,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2020-10-27 03:49:24,756 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 135 [2020-10-27 03:49:24,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:49:24,758 INFO L225 Difference]: With dead ends: 905 [2020-10-27 03:49:24,758 INFO L226 Difference]: Without dead ends: 0 [2020-10-27 03:49:24,761 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 51 SyntacticMatches, 3 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 259 ImplicationChecksByTransitivity, 5.5s TimeCoverageRelationStatistics Valid=353, Invalid=979, Unknown=0, NotChecked=0, Total=1332 [2020-10-27 03:49:24,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-27 03:49:24,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-27 03:49:24,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-27 03:49:24,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-27 03:49:24,762 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 135 [2020-10-27 03:49:24,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:49:24,763 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-27 03:49:24,763 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-27 03:49:24,763 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-27 03:49:24,763 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-27 03:49:24,763 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-27 03:49:24,765 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-27 03:49:27,453 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 271 DAG size of output: 229 [2020-10-27 03:49:28,554 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 285 DAG size of output: 253 [2020-10-27 03:49:28,871 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 290 DAG size of output: 259 [2020-10-27 03:49:29,173 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 296 DAG size of output: 255 [2020-10-27 03:49:29,899 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 313 DAG size of output: 277 [2020-10-27 03:49:31,717 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 172 DAG size of output: 27 [2020-10-27 03:49:32,029 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 1 [2020-10-27 03:49:32,385 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 27 [2020-10-27 03:49:32,674 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 25 [2020-10-27 03:49:32,958 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 1 [2020-10-27 03:49:33,976 WARN L193 SmtUtils]: Spent 981.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 31 [2020-10-27 03:49:34,301 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 1 [2020-10-27 03:49:34,605 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 25 [2020-10-27 03:49:34,902 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 25 [2020-10-27 03:49:35,225 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:49:35,522 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 1 [2020-10-27 03:49:37,316 WARN L193 SmtUtils]: Spent 1.79 s on a formula simplification. DAG size of input: 197 DAG size of output: 36 [2020-10-27 03:49:37,632 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 1 [2020-10-27 03:49:39,339 WARN L193 SmtUtils]: Spent 1.70 s on a formula simplification. DAG size of input: 188 DAG size of output: 32 [2020-10-27 03:49:39,712 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 22 [2020-10-27 03:49:40,132 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 46 [2020-10-27 03:49:40,312 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 21 [2020-10-27 03:49:40,608 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 17 [2020-10-27 03:49:42,346 WARN L193 SmtUtils]: Spent 1.73 s on a formula simplification. DAG size of input: 185 DAG size of output: 31 [2020-10-27 03:49:43,265 WARN L193 SmtUtils]: Spent 915.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 27 [2020-10-27 03:49:43,574 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 1 [2020-10-27 03:49:45,278 WARN L193 SmtUtils]: Spent 1.70 s on a formula simplification. DAG size of input: 189 DAG size of output: 31 [2020-10-27 03:49:45,908 WARN L193 SmtUtils]: Spent 626.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 33 [2020-10-27 03:49:46,498 WARN L193 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 33 [2020-10-27 03:49:47,065 WARN L193 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 33 [2020-10-27 03:49:47,680 WARN L193 SmtUtils]: Spent 612.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 27 [2020-10-27 03:49:47,980 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 25 [2020-10-27 03:49:48,454 WARN L193 SmtUtils]: Spent 471.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 14 [2020-10-27 03:49:48,760 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 25 [2020-10-27 03:49:49,063 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 15 [2020-10-27 03:49:49,376 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 1 [2020-10-27 03:49:49,679 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 25 [2020-10-27 03:49:49,989 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 39 [2020-10-27 03:49:50,356 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 43 [2020-10-27 03:49:50,666 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 1 [2020-10-27 03:49:50,966 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 25 [2020-10-27 03:49:51,328 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 25 [2020-10-27 03:49:51,857 WARN L193 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 7 [2020-10-27 03:49:52,476 WARN L193 SmtUtils]: Spent 615.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 34 [2020-10-27 03:49:53,308 WARN L193 SmtUtils]: Spent 825.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 14 [2020-10-27 03:49:53,437 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 29 [2020-10-27 03:49:53,994 WARN L193 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 13 [2020-10-27 03:49:53,999 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-27 03:49:53,999 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-27 03:49:54,000 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-27 03:49:54,000 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-27 03:49:54,000 INFO L274 CegarLoopResult]: For program point L256(lines 233 257) no Hoare annotation was computed. [2020-10-27 03:49:54,000 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 209 264) no Hoare annotation was computed. [2020-10-27 03:49:54,000 INFO L274 CegarLoopResult]: For program point L240(lines 240 244) no Hoare annotation was computed. [2020-10-27 03:49:54,001 INFO L274 CegarLoopResult]: For program point L240-1(lines 240 244) no Hoare annotation was computed. [2020-10-27 03:49:54,001 INFO L274 CegarLoopResult]: For program point L235(line 235) no Hoare annotation was computed. [2020-10-27 03:49:54,001 INFO L274 CegarLoopResult]: For program point L234-2(lines 234 255) no Hoare annotation was computed. [2020-10-27 03:49:54,001 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 209 264) no Hoare annotation was computed. [2020-10-27 03:49:54,001 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 209 264) no Hoare annotation was computed. [2020-10-27 03:49:54,001 INFO L274 CegarLoopResult]: For program point L291-2(lines 291 316) no Hoare annotation was computed. [2020-10-27 03:49:54,001 INFO L274 CegarLoopResult]: For program point L317(lines 290 318) no Hoare annotation was computed. [2020-10-27 03:49:54,001 INFO L274 CegarLoopResult]: For program point L310(line 310) no Hoare annotation was computed. [2020-10-27 03:49:54,001 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 265 324) no Hoare annotation was computed. [2020-10-27 03:49:54,002 INFO L274 CegarLoopResult]: For program point L310-1(line 310) no Hoare annotation was computed. [2020-10-27 03:49:54,002 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 265 324) no Hoare annotation was computed. [2020-10-27 03:49:54,002 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 265 324) no Hoare annotation was computed. [2020-10-27 03:49:54,002 INFO L274 CegarLoopResult]: For program point L297(lines 297 301) no Hoare annotation was computed. [2020-10-27 03:49:54,002 INFO L274 CegarLoopResult]: For program point L297-1(lines 297 301) no Hoare annotation was computed. [2020-10-27 03:49:54,002 INFO L274 CegarLoopResult]: For program point L292(line 292) no Hoare annotation was computed. [2020-10-27 03:49:54,002 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 541 547) the Hoare annotation is: true [2020-10-27 03:49:54,002 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 541 547) no Hoare annotation was computed. [2020-10-27 03:49:54,002 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 548 556) no Hoare annotation was computed. [2020-10-27 03:49:54,002 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 548 556) the Hoare annotation is: true [2020-10-27 03:49:54,002 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 548 556) no Hoare annotation was computed. [2020-10-27 03:49:54,003 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 901 908) the Hoare annotation is: (or (not (= ~waterLevel~0 1)) (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-10-27 03:49:54,003 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 901 908) no Hoare annotation was computed. [2020-10-27 03:49:54,003 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 901 908) no Hoare annotation was computed. [2020-10-27 03:49:54,003 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 909 918) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 1))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse3 (not (= 1 ~systemActive~0))) (.cse4 (not (<= 2 ~waterLevel~0))) (.cse5 (not (= ~pumpRunning~0 0))) (.cse2 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (not (= ~waterLevel~0 1)) .cse5 .cse2 .cse3) (or .cse0 (not (<= 1 |old(~switchedOnBeforeTS~0)|)) .cse2 .cse3) (or .cse5 .cse1 .cse2 .cse3 .cse4) (or .cse5 (not (= 0 ~systemActive~0)) .cse2))) [2020-10-27 03:49:54,003 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 909 918) no Hoare annotation was computed. [2020-10-27 03:49:54,003 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 909 918) no Hoare annotation was computed. [2020-10-27 03:49:54,003 INFO L274 CegarLoopResult]: For program point L914(line 914) no Hoare annotation was computed. [2020-10-27 03:49:54,004 INFO L270 CegarLoopResult]: At program point L929(line 929) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse3 (not (= 1 ~systemActive~0))) (.cse2 (not (<= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 (not (= 0 ~systemActive~0)) .cse2) (or (not (= ~pumpRunning~0 1)) .cse1 .cse3 .cse2) (or .cse0 .cse1 .cse3 .cse2))) [2020-10-27 03:49:54,004 INFO L274 CegarLoopResult]: For program point L929-1(line 929) no Hoare annotation was computed. [2020-10-27 03:49:54,004 INFO L274 CegarLoopResult]: For program point L927(lines 927 944) no Hoare annotation was computed. [2020-10-27 03:49:54,004 INFO L274 CegarLoopResult]: For program point L927-1(lines 919 947) no Hoare annotation was computed. [2020-10-27 03:49:54,004 INFO L277 CegarLoopResult]: At program point L925(line 925) the Hoare annotation is: true [2020-10-27 03:49:54,004 INFO L274 CegarLoopResult]: For program point L925-1(line 925) no Hoare annotation was computed. [2020-10-27 03:49:54,004 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 919 947) the Hoare annotation is: true [2020-10-27 03:49:54,004 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 919 947) no Hoare annotation was computed. [2020-10-27 03:49:54,004 INFO L270 CegarLoopResult]: At program point L934(line 934) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 1))) (.cse2 (not (= ~pumpRunning~0 0))) (.cse3 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 1 ~systemActive~0))) (.cse4 (not (<= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 (not (<= 1 ~switchedOnBeforeTS~0))) (or (not (= ~waterLevel~0 1)) .cse2 .cse1) (or .cse0 .cse3 .cse1 .cse4) (or .cse2 (not (= 0 ~systemActive~0))) (or .cse2 .cse3 .cse1 .cse4))) [2020-10-27 03:49:54,005 INFO L274 CegarLoopResult]: For program point L932(lines 932 938) no Hoare annotation was computed. [2020-10-27 03:49:54,005 INFO L274 CegarLoopResult]: For program point L931(lines 931 941) no Hoare annotation was computed. [2020-10-27 03:49:54,005 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 133 155) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:49:54,005 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 133 155) no Hoare annotation was computed. [2020-10-27 03:49:54,005 INFO L270 CegarLoopResult]: At program point L145(line 145) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:49:54,005 INFO L270 CegarLoopResult]: At program point L145-1(line 145) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:49:54,005 INFO L274 CegarLoopResult]: For program point L143(lines 143 150) no Hoare annotation was computed. [2020-10-27 03:49:54,006 INFO L274 CegarLoopResult]: For program point L143-1(lines 143 150) no Hoare annotation was computed. [2020-10-27 03:49:54,006 INFO L274 CegarLoopResult]: For program point L141(line 141) no Hoare annotation was computed. [2020-10-27 03:49:54,006 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 133 155) no Hoare annotation was computed. [2020-10-27 03:49:54,006 INFO L270 CegarLoopResult]: At program point L140(line 140) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:49:54,006 INFO L270 CegarLoopResult]: At program point L139(line 139) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:49:54,006 INFO L270 CegarLoopResult]: At program point L139-1(line 139) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:49:54,006 INFO L274 CegarLoopResult]: For program point L97(line 97) no Hoare annotation was computed. [2020-10-27 03:49:54,006 INFO L274 CegarLoopResult]: For program point L96(line 96) no Hoare annotation was computed. [2020-10-27 03:49:54,006 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 86 109) no Hoare annotation was computed. [2020-10-27 03:49:54,006 INFO L274 CegarLoopResult]: For program point L95(line 95) no Hoare annotation was computed. [2020-10-27 03:49:54,007 INFO L274 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2020-10-27 03:49:54,007 INFO L274 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-10-27 03:49:54,007 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 86 109) no Hoare annotation was computed. [2020-10-27 03:49:54,007 INFO L274 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-10-27 03:49:54,007 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 86 109) no Hoare annotation was computed. [2020-10-27 03:49:54,007 INFO L274 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-10-27 03:49:54,007 INFO L274 CegarLoopResult]: For program point L104(line 104) no Hoare annotation was computed. [2020-10-27 03:49:54,007 INFO L274 CegarLoopResult]: For program point L103(line 103) no Hoare annotation was computed. [2020-10-27 03:49:54,007 INFO L274 CegarLoopResult]: For program point L102(line 102) no Hoare annotation was computed. [2020-10-27 03:49:54,007 INFO L274 CegarLoopResult]: For program point L101(line 101) no Hoare annotation was computed. [2020-10-27 03:49:54,008 INFO L274 CegarLoopResult]: For program point L100(line 100) no Hoare annotation was computed. [2020-10-27 03:49:54,008 INFO L274 CegarLoopResult]: For program point L99(line 99) no Hoare annotation was computed. [2020-10-27 03:49:54,008 INFO L274 CegarLoopResult]: For program point L98(line 98) no Hoare annotation was computed. [2020-10-27 03:49:54,008 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 884 898) no Hoare annotation was computed. [2020-10-27 03:49:54,008 INFO L270 CegarLoopResult]: At program point L890(line 890) the Hoare annotation is: (and (or (= |old(~systemActive~0)| 0) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:49:54,008 INFO L274 CegarLoopResult]: For program point L888(lines 888 894) no Hoare annotation was computed. [2020-10-27 03:49:54,008 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 884 898) the Hoare annotation is: (let ((.cse0 (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or (= |old(~systemActive~0)| 0) .cse0) (or (not (= |old(~pumpRunning~0)| 0)) .cse0))) [2020-10-27 03:49:54,008 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 884 898) no Hoare annotation was computed. [2020-10-27 03:49:54,008 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 820 828) no Hoare annotation was computed. [2020-10-27 03:49:54,008 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 820 828) the Hoare annotation is: true [2020-10-27 03:49:54,008 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 820 828) no Hoare annotation was computed. [2020-10-27 03:49:54,008 INFO L274 CegarLoopResult]: For program point L859(line 859) no Hoare annotation was computed. [2020-10-27 03:49:54,008 INFO L274 CegarLoopResult]: For program point L859-1(line 859) no Hoare annotation was computed. [2020-10-27 03:49:54,008 INFO L274 CegarLoopResult]: For program point L848(lines 848 856) no Hoare annotation was computed. [2020-10-27 03:49:54,008 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 829 864) no Hoare annotation was computed. [2020-10-27 03:49:54,009 INFO L274 CegarLoopResult]: For program point L848-2(lines 848 856) no Hoare annotation was computed. [2020-10-27 03:49:54,009 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 829 864) no Hoare annotation was computed. [2020-10-27 03:49:54,009 INFO L274 CegarLoopResult]: For program point L836(lines 836 844) no Hoare annotation was computed. [2020-10-27 03:49:54,009 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 829 864) no Hoare annotation was computed. [2020-10-27 03:49:54,009 INFO L274 CegarLoopResult]: For program point L836-2(lines 836 844) no Hoare annotation was computed. [2020-10-27 03:49:54,009 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 534 540) no Hoare annotation was computed. [2020-10-27 03:49:54,009 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 534 540) the Hoare annotation is: true [2020-10-27 03:49:54,009 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 163 208) no Hoare annotation was computed. [2020-10-27 03:49:54,009 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 163 208) no Hoare annotation was computed. [2020-10-27 03:49:54,009 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 163 208) no Hoare annotation was computed. [2020-10-27 03:49:54,009 INFO L274 CegarLoopResult]: For program point L507(lines 507 508) no Hoare annotation was computed. [2020-10-27 03:49:54,010 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 476 521) no Hoare annotation was computed. [2020-10-27 03:49:54,010 INFO L274 CegarLoopResult]: For program point L500(lines 500 501) no Hoare annotation was computed. [2020-10-27 03:49:54,010 INFO L274 CegarLoopResult]: For program point L496(lines 496 503) no Hoare annotation was computed. [2020-10-27 03:49:54,010 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 500 501) no Hoare annotation was computed. [2020-10-27 03:49:54,010 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 507 508) no Hoare annotation was computed. [2020-10-27 03:49:54,010 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 476 521) no Hoare annotation was computed. [2020-10-27 03:49:54,010 INFO L274 CegarLoopResult]: For program point L490(lines 490 510) no Hoare annotation was computed. [2020-10-27 03:49:54,010 INFO L274 CegarLoopResult]: For program point L490-1(lines 490 510) no Hoare annotation was computed. [2020-10-27 03:49:54,010 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 476 521) no Hoare annotation was computed. [2020-10-27 03:49:54,010 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 119 129) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:49:54,011 INFO L270 CegarLoopResult]: At program point L124(line 124) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0))) [2020-10-27 03:49:54,011 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 119 129) no Hoare annotation was computed. [2020-10-27 03:49:54,011 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 119 129) no Hoare annotation was computed. [2020-10-27 03:49:54,011 INFO L274 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 809 819) no Hoare annotation was computed. [2020-10-27 03:49:54,011 INFO L274 CegarLoopResult]: For program point L814(line 814) no Hoare annotation was computed. [2020-10-27 03:49:54,011 INFO L274 CegarLoopResult]: For program point L814-1(line 814) no Hoare annotation was computed. [2020-10-27 03:49:54,011 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 809 819) no Hoare annotation was computed. [2020-10-27 03:49:54,011 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 809 819) no Hoare annotation was computed. [2020-10-27 03:49:54,011 INFO L270 CegarLoopResult]: At program point deactivatePumpENTRY(lines 801 808) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-27 03:49:54,011 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 801 808) no Hoare annotation was computed. [2020-10-27 03:49:54,012 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 801 808) no Hoare annotation was computed. [2020-10-27 03:49:54,012 INFO L274 CegarLoopResult]: For program point L714(lines 714 720) no Hoare annotation was computed. [2020-10-27 03:49:54,012 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 710 723) no Hoare annotation was computed. [2020-10-27 03:49:54,012 INFO L277 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 710 723) the Hoare annotation is: true [2020-10-27 03:49:54,012 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 710 723) no Hoare annotation was computed. [2020-10-27 03:49:54,012 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 768 792) no Hoare annotation was computed. [2020-10-27 03:49:54,012 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 768 792) the Hoare annotation is: (let ((.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (<= ~waterLevel~0 2)) .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2) (or (not (= |old(~pumpRunning~0)| 1)) .cse0 .cse1 (not (<= 1 ~switchedOnBeforeTS~0))))) [2020-10-27 03:49:54,012 INFO L270 CegarLoopResult]: At program point L787(line 787) the Hoare annotation is: (let ((.cse1 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (<= ~waterLevel~0 2)) .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1) (or (not (= |old(~pumpRunning~0)| 1)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (not (<= 1 ~switchedOnBeforeTS~0))))) [2020-10-27 03:49:54,013 INFO L274 CegarLoopResult]: For program point L787-1(lines 768 792) no Hoare annotation was computed. [2020-10-27 03:49:54,013 INFO L270 CegarLoopResult]: At program point L782(line 782) the Hoare annotation is: (let ((.cse1 (not (= |old(~pumpRunning~0)| 0))) (.cse2 (and (<= processEnvironment_~tmp~5 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 0 processEnvironment_~tmp~5))) (.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (<= ~waterLevel~0 2)) .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2) (or (not (= |old(~pumpRunning~0)| 1)) .cse0 (not (<= 1 ~switchedOnBeforeTS~0))))) [2020-10-27 03:49:54,013 INFO L270 CegarLoopResult]: At program point L778(line 778) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= |old(~pumpRunning~0)| 1)) .cse0 (not (<= 1 ~switchedOnBeforeTS~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-10-27 03:49:54,013 INFO L274 CegarLoopResult]: For program point L776(lines 776 784) no Hoare annotation was computed. [2020-10-27 03:49:54,013 INFO L270 CegarLoopResult]: At program point L774(line 774) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (<= ~waterLevel~0 2)) .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2) (or (not (= |old(~pumpRunning~0)| 1)) .cse1 (not (<= 1 ~switchedOnBeforeTS~0))))) [2020-10-27 03:49:54,013 INFO L274 CegarLoopResult]: For program point L774-1(line 774) no Hoare annotation was computed. [2020-10-27 03:49:54,013 INFO L274 CegarLoopResult]: For program point L772(lines 772 789) no Hoare annotation was computed. [2020-10-27 03:49:54,013 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 760 766) no Hoare annotation was computed. [2020-10-27 03:49:54,014 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 760 766) the Hoare annotation is: true [2020-10-27 03:49:54,014 INFO L270 CegarLoopResult]: At program point testENTRY(lines 559 624) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:49:54,014 INFO L270 CegarLoopResult]: At program point L607(line 607) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and .cse0 (not (= 0 ~systemActive~0))) (and .cse0 (= ~pumpRunning~0 0)))) [2020-10-27 03:49:54,014 INFO L274 CegarLoopResult]: For program point L605(lines 605 611) no Hoare annotation was computed. [2020-10-27 03:49:54,014 INFO L270 CegarLoopResult]: At program point L605-1(lines 599 612) the Hoare annotation is: (let ((.cse5 (= ~pumpRunning~0 1)) (.cse3 (<= 2 ~waterLevel~0)) (.cse4 (<= ~waterLevel~0 2)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 (= 0 ~systemActive~0) .cse1) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse2 .cse3 .cse1 .cse4) (and (<= 1 ~switchedOnBeforeTS~0) .cse0 .cse5 .cse2) (not (= |old(~pumpRunning~0)| 0)) (and .cse0 .cse5 .cse2 .cse3 .cse4) (and (= ~waterLevel~0 1) .cse0 .cse2 .cse1))) [2020-10-27 03:49:54,014 INFO L274 CegarLoopResult]: For program point L570(lines 569 616) no Hoare annotation was computed. [2020-10-27 03:49:54,014 INFO L274 CegarLoopResult]: For program point L599(lines 599 612) no Hoare annotation was computed. [2020-10-27 03:49:54,015 INFO L274 CegarLoopResult]: For program point testFINAL(lines 559 624) no Hoare annotation was computed. [2020-10-27 03:49:54,015 INFO L270 CegarLoopResult]: At program point L591(line 591) the Hoare annotation is: (let ((.cse5 (= ~pumpRunning~0 1)) (.cse3 (<= 2 ~waterLevel~0)) (.cse4 (<= ~waterLevel~0 2)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 (= 0 ~systemActive~0) .cse1) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse2 .cse3 .cse1 .cse4) (and (<= 1 ~switchedOnBeforeTS~0) .cse0 .cse5 .cse2) (not (= |old(~pumpRunning~0)| 0)) (and .cse0 .cse5 .cse2 .cse3 .cse4) (and (= ~waterLevel~0 1) .cse0 .cse2 .cse1))) [2020-10-27 03:49:54,015 INFO L274 CegarLoopResult]: For program point L589(lines 589 595) no Hoare annotation was computed. [2020-10-27 03:49:54,015 INFO L274 CegarLoopResult]: For program point L589-1(lines 589 595) no Hoare annotation was computed. [2020-10-27 03:49:54,015 INFO L270 CegarLoopResult]: At program point L614(lines 569 616) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 1)) (.cse4 (<= 2 ~waterLevel~0)) (.cse5 (<= ~waterLevel~0 2)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse3 (= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and (<= 1 ~switchedOnBeforeTS~0) .cse0 .cse1 .cse2) (and .cse0 (= 0 ~systemActive~0) .cse3) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse4 .cse3 .cse5) (and .cse0 .cse1 .cse2 .cse4 .cse5) (not (= |old(~pumpRunning~0)| 0)) (and (= ~waterLevel~0 1) .cse0 .cse1 .cse3))) [2020-10-27 03:49:54,015 INFO L270 CegarLoopResult]: At program point L581(line 581) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 1)) (.cse4 (<= 2 ~waterLevel~0)) (.cse5 (<= ~waterLevel~0 2)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse3 (= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and (<= 1 ~switchedOnBeforeTS~0) .cse0 .cse1 .cse2) (and .cse0 (= 0 ~systemActive~0) .cse3) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse4 .cse3 .cse5) (and .cse0 .cse1 .cse2 .cse4 .cse5) (not (= |old(~pumpRunning~0)| 0)) (and (= ~waterLevel~0 1) .cse0 .cse1 .cse3))) [2020-10-27 03:49:54,015 INFO L274 CegarLoopResult]: For program point L579(lines 579 585) no Hoare annotation was computed. [2020-10-27 03:49:54,016 INFO L274 CegarLoopResult]: For program point L579-1(lines 579 585) no Hoare annotation was computed. [2020-10-27 03:49:54,016 INFO L274 CegarLoopResult]: For program point L571(lines 571 575) no Hoare annotation was computed. [2020-10-27 03:49:54,016 INFO L270 CegarLoopResult]: At program point L617(lines 568 618) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:49:54,016 INFO L274 CegarLoopResult]: For program point testEXIT(lines 559 624) no Hoare annotation was computed. [2020-10-27 03:49:54,016 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 454 455) no Hoare annotation was computed. [2020-10-27 03:49:54,016 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 461 462) no Hoare annotation was computed. [2020-10-27 03:49:54,016 INFO L274 CegarLoopResult]: For program point L444(lines 444 464) no Hoare annotation was computed. [2020-10-27 03:49:54,016 INFO L274 CegarLoopResult]: For program point L444-1(lines 444 464) no Hoare annotation was computed. [2020-10-27 03:49:54,016 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 430 475) no Hoare annotation was computed. [2020-10-27 03:49:54,017 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 430 475) no Hoare annotation was computed. [2020-10-27 03:49:54,017 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 430 475) no Hoare annotation was computed. [2020-10-27 03:49:54,017 INFO L274 CegarLoopResult]: For program point L461(lines 461 462) no Hoare annotation was computed. [2020-10-27 03:49:54,017 INFO L274 CegarLoopResult]: For program point L454(lines 454 455) no Hoare annotation was computed. [2020-10-27 03:49:54,017 INFO L274 CegarLoopResult]: For program point L450(lines 450 457) no Hoare annotation was computed. [2020-10-27 03:49:54,017 INFO L274 CegarLoopResult]: For program point L686(lines 686 694) no Hoare annotation was computed. [2020-10-27 03:49:54,017 INFO L274 CegarLoopResult]: For program point L686-2(lines 686 694) no Hoare annotation was computed. [2020-10-27 03:49:54,017 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 678 700) no Hoare annotation was computed. [2020-10-27 03:49:54,017 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 678 700) no Hoare annotation was computed. [2020-10-27 03:49:54,017 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 678 700) no Hoare annotation was computed. [2020-10-27 03:49:54,018 INFO L274 CegarLoopResult]: For program point L351(lines 351 355) no Hoare annotation was computed. [2020-10-27 03:49:54,018 INFO L274 CegarLoopResult]: For program point L415(lines 415 426) no Hoare annotation was computed. [2020-10-27 03:49:54,018 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 327 429) no Hoare annotation was computed. [2020-10-27 03:49:54,018 INFO L274 CegarLoopResult]: For program point L378(lines 378 382) no Hoare annotation was computed. [2020-10-27 03:49:54,018 INFO L274 CegarLoopResult]: For program point L376-2(lines 376 396) no Hoare annotation was computed. [2020-10-27 03:49:54,018 INFO L274 CegarLoopResult]: For program point L397(lines 375 398) no Hoare annotation was computed. [2020-10-27 03:49:54,018 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 327 429) no Hoare annotation was computed. [2020-10-27 03:49:54,018 INFO L274 CegarLoopResult]: For program point L356(lines 356 372) no Hoare annotation was computed. [2020-10-27 03:49:54,018 INFO L274 CegarLoopResult]: For program point L416(lines 416 423) no Hoare annotation was computed. [2020-10-27 03:49:54,018 INFO L274 CegarLoopResult]: For program point L377(lines 376 396) no Hoare annotation was computed. [2020-10-27 03:49:54,018 INFO L274 CegarLoopResult]: For program point L408(line 408) no Hoare annotation was computed. [2020-10-27 03:49:54,019 INFO L274 CegarLoopResult]: For program point L408-1(line 408) no Hoare annotation was computed. [2020-10-27 03:49:54,019 INFO L274 CegarLoopResult]: For program point L373(lines 373 414) no Hoare annotation was computed. [2020-10-27 03:49:54,019 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 327 429) no Hoare annotation was computed. [2020-10-27 03:49:54,019 INFO L274 CegarLoopResult]: For program point L392(line 392) no Hoare annotation was computed. [2020-10-27 03:49:54,019 INFO L274 CegarLoopResult]: For program point L392-1(line 392) no Hoare annotation was computed. [2020-10-27 03:49:54,019 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 524 533) no Hoare annotation was computed. [2020-10-27 03:49:54,019 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 524 533) no Hoare annotation was computed. [2020-10-27 03:49:54,019 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 524 533) no Hoare annotation was computed. [2020-10-27 03:49:54,019 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-27 03:49:54,020 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string75.base| |old(#t~string75.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-27 03:49:54,020 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-27 03:49:54,020 INFO L274 CegarLoopResult]: For program point activatePumpFINAL(lines 793 800) no Hoare annotation was computed. [2020-10-27 03:49:54,020 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 793 800) no Hoare annotation was computed. [2020-10-27 03:49:54,020 INFO L270 CegarLoopResult]: At program point activatePumpENTRY(lines 793 800) the Hoare annotation is: (or (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (<= 2 ~waterLevel~0))) [2020-10-27 03:49:54,020 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 701 709) the Hoare annotation is: true [2020-10-27 03:49:54,020 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 701 709) no Hoare annotation was computed. [2020-10-27 03:49:54,021 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 701 709) no Hoare annotation was computed. [2020-10-27 03:49:54,021 INFO L274 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 865 883) no Hoare annotation was computed. [2020-10-27 03:49:54,021 INFO L274 CegarLoopResult]: For program point L874(lines 874 878) no Hoare annotation was computed. [2020-10-27 03:49:54,021 INFO L277 CegarLoopResult]: At program point L872(line 872) the Hoare annotation is: true [2020-10-27 03:49:54,021 INFO L274 CegarLoopResult]: For program point L874-2(lines 874 878) no Hoare annotation was computed. [2020-10-27 03:49:54,021 INFO L274 CegarLoopResult]: For program point L872-1(line 872) no Hoare annotation was computed. [2020-10-27 03:49:54,021 INFO L277 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 865 883) the Hoare annotation is: true [2020-10-27 03:49:54,021 INFO L274 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 865 883) no Hoare annotation was computed. [2020-10-27 03:49:54,021 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 657 668) the Hoare annotation is: (let ((.cse3 (not (= ~pumpRunning~0 1))) (.cse0 (not (= ~pumpRunning~0 0))) (.cse4 (not (<= ~waterLevel~0 2))) (.cse2 (not (= 1 ~systemActive~0))) (.cse1 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (.cse5 (not (<= 2 ~waterLevel~0)))) (and (or .cse0 (not (= 0 ~systemActive~0)) .cse1) (or (not (= ~waterLevel~0 1)) .cse0 .cse2 .cse1) (or .cse3 .cse2 (not (<= 1 ~switchedOnBeforeTS~0)) .cse1) (or .cse3 .cse4 .cse2 .cse1 .cse5) (or .cse0 .cse4 .cse2 .cse1 .cse5))) [2020-10-27 03:49:54,022 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 657 668) no Hoare annotation was computed. [2020-10-27 03:49:54,022 INFO L274 CegarLoopResult]: For program point L661-1(lines 657 668) no Hoare annotation was computed. [2020-10-27 03:49:54,022 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-27 03:49:54,022 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-27 03:49:54,022 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-27 03:49:54,022 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 733 759) the Hoare annotation is: (let ((.cse3 (not (= |old(~pumpRunning~0)| 1))) (.cse4 (not (<= |old(~waterLevel~0)| 2))) (.cse5 (not (<= 2 |old(~waterLevel~0)|))) (.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|))) (.cse2 (not (= 1 ~systemActive~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= 0 ~systemActive~0)) .cse0 .cse1) (or (not (= |old(~waterLevel~0)| 1)) .cse0 .cse2 .cse1) (or .cse3 (not (<= 1 |old(~switchedOnBeforeTS~0)|)) .cse0 .cse2) (or .cse4 .cse5 .cse3 .cse0 .cse2) (or .cse4 .cse5 .cse0 .cse2 .cse1))) [2020-10-27 03:49:54,022 INFO L270 CegarLoopResult]: At program point L749(line 749) the Hoare annotation is: (let ((.cse2 (not (= |old(~pumpRunning~0)| 1))) (.cse0 (<= 1 ~switchedOnBeforeTS~0)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not (<= |old(~waterLevel~0)| 2))) (.cse5 (not (<= 2 |old(~waterLevel~0)|))) (.cse3 (not (= 1 ~systemActive~0))) (.cse6 (not (= |old(~pumpRunning~0)| 0))) (.cse7 (= ~pumpRunning~0 0))) (and (or (and .cse0 .cse1) .cse2 (not (<= 1 |old(~switchedOnBeforeTS~0)|)) .cse3) (or .cse4 .cse5 .cse2 .cse3 (and (= ~waterLevel~0 1) .cse0 .cse1)) (or (not (= 0 ~systemActive~0)) .cse6) (or .cse4 .cse5 (and (<= 2 ~waterLevel~0) .cse7 (<= ~waterLevel~0 2)) .cse3 .cse6) (or (not (= |old(~waterLevel~0)| 1)) .cse3 .cse6 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse7)))) [2020-10-27 03:49:54,023 INFO L270 CegarLoopResult]: At program point L747(lines 747 753) the Hoare annotation is: (let ((.cse5 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (= ~pumpRunning~0 0))) (let ((.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse1 (not (<= 2 |old(~waterLevel~0)|))) (.cse8 (not (= |old(~pumpRunning~0)| 1))) (.cse6 (<= 1 ~switchedOnBeforeTS~0)) (.cse7 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (= 1 ~systemActive~0))) (.cse4 (not (= |old(~pumpRunning~0)| 0))) (.cse9 (and .cse5 .cse2))) (and (or .cse0 .cse1 (and (<= 2 ~waterLevel~0) .cse2 (<= ~waterLevel~0 2)) .cse3 .cse4 (and .cse5 (= ~pumpRunning~0 1))) (or (and .cse6 .cse7) .cse8 (not (<= 1 |old(~switchedOnBeforeTS~0)|)) .cse3) (or .cse0 .cse1 .cse8 .cse3 (and (= ~waterLevel~0 1) .cse6 .cse7)) (or (not (= 0 ~systemActive~0)) .cse4 .cse9) (or (not (= |old(~waterLevel~0)| 1)) .cse3 .cse4 .cse9)))) [2020-10-27 03:49:54,023 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 733 759) no Hoare annotation was computed. [2020-10-27 03:49:54,023 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 733 759) no Hoare annotation was computed. [2020-10-27 03:49:54,023 INFO L270 CegarLoopResult]: At program point L742(line 742) the Hoare annotation is: (let ((.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse1 (not (<= 2 |old(~waterLevel~0)|))) (.cse6 (not (= |old(~pumpRunning~0)| 1))) (.cse4 (<= 1 ~switchedOnBeforeTS~0)) (.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (and .cse4 (= |old(~waterLevel~0)| ~waterLevel~0) .cse5) .cse6 (not (<= 1 |old(~switchedOnBeforeTS~0)|)) .cse2) (or .cse0 .cse1 .cse6 .cse2 (and .cse4 .cse5 (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))) (or (not (= 0 ~systemActive~0)) .cse3) (or (not (= |old(~waterLevel~0)| 1)) .cse2 .cse3))) [2020-10-27 03:49:54,023 INFO L274 CegarLoopResult]: For program point L740(lines 736 758) no Hoare annotation was computed. [2020-10-27 03:49:54,023 INFO L274 CegarLoopResult]: For program point L738(lines 736 758) no Hoare annotation was computed. [2020-10-27 03:49:54,024 INFO L274 CegarLoopResult]: For program point L64(line 64) no Hoare annotation was computed. [2020-10-27 03:49:54,024 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 53 82) no Hoare annotation was computed. [2020-10-27 03:49:54,024 INFO L277 CegarLoopResult]: At program point L63-2(lines 63 77) the Hoare annotation is: true [2020-10-27 03:49:54,024 INFO L277 CegarLoopResult]: At program point cleanupENTRY(lines 53 82) the Hoare annotation is: true [2020-10-27 03:49:54,024 INFO L277 CegarLoopResult]: At program point L59(line 59) the Hoare annotation is: true [2020-10-27 03:49:54,024 INFO L274 CegarLoopResult]: For program point L59-1(line 59) no Hoare annotation was computed. [2020-10-27 03:49:54,024 INFO L277 CegarLoopResult]: At program point L78(lines 53 82) the Hoare annotation is: true [2020-10-27 03:49:54,024 INFO L274 CegarLoopResult]: For program point L74(line 74) no Hoare annotation was computed. [2020-10-27 03:49:54,024 INFO L274 CegarLoopResult]: For program point L67(lines 67 71) no Hoare annotation was computed. [2020-10-27 03:49:54,025 INFO L277 CegarLoopResult]: At program point L67-1(lines 67 71) the Hoare annotation is: true [2020-10-27 03:49:54,025 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 669 677) no Hoare annotation was computed. [2020-10-27 03:49:54,025 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 669 677) no Hoare annotation was computed. [2020-10-27 03:49:54,025 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 669 677) no Hoare annotation was computed. [2020-10-27 03:49:54,025 INFO L270 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 633 644) the Hoare annotation is: (or (not (= ~pumpRunning~0 1)) (= |old(~waterLevel~0)| ~waterLevel~0) (not (= 1 ~systemActive~0)) (not (<= 1 ~switchedOnBeforeTS~0))) [2020-10-27 03:49:54,025 INFO L274 CegarLoopResult]: For program point L637-1(lines 633 644) no Hoare annotation was computed. [2020-10-27 03:49:54,025 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 633 644) no Hoare annotation was computed. [2020-10-27 03:49:54,025 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 110 116) no Hoare annotation was computed. [2020-10-27 03:49:54,025 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 110 116) the Hoare annotation is: true [2020-10-27 03:49:54,025 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-27 03:49:54,026 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-10-27 03:49:54,026 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-27 03:49:54,026 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-27 03:49:54,026 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 645 656) no Hoare annotation was computed. [2020-10-27 03:49:54,026 INFO L274 CegarLoopResult]: For program point L649-1(lines 645 656) no Hoare annotation was computed. [2020-10-27 03:49:54,026 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 645 656) the Hoare annotation is: (let ((.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse5 (not (= ~pumpRunning~0 1))) (.cse2 (not (<= 2 |old(~waterLevel~0)|))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (not (= ~pumpRunning~0 0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse3 (not (= 0 ~systemActive~0))) (or .cse5 .cse1 .cse4 (not (<= 1 ~switchedOnBeforeTS~0))) (or .cse0 .cse5 .cse1 .cse2 .cse4) (or (not (= |old(~waterLevel~0)| 1)) .cse1 .cse3 .cse4))) [2020-10-27 03:49:54,026 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 42 49) no Hoare annotation was computed. [2020-10-27 03:49:54,026 INFO L274 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-10-27 03:49:54,026 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 42 49) the Hoare annotation is: true [2020-10-27 03:49:54,026 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 42 49) no Hoare annotation was computed. [2020-10-27 03:49:54,045 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 03:49:54 BoogieIcfgContainer [2020-10-27 03:49:54,045 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-27 03:49:54,047 INFO L168 Benchmark]: Toolchain (without parser) took 93626.44 ms. Allocated memory was 169.9 MB in the beginning and 858.8 MB in the end (delta: 688.9 MB). Free memory was 145.0 MB in the beginning and 739.3 MB in the end (delta: -594.3 MB). Peak memory consumption was 526.4 MB. Max. memory is 8.0 GB. [2020-10-27 03:49:54,048 INFO L168 Benchmark]: CDTParser took 1.37 ms. Allocated memory is still 169.9 MB. Free memory was 140.6 MB in the beginning and 140.5 MB in the end (delta: 82.3 kB). There was no memory consumed. Max. memory is 8.0 GB. [2020-10-27 03:49:54,048 INFO L168 Benchmark]: CACSL2BoogieTranslator took 527.63 ms. Allocated memory is still 169.9 MB. Free memory was 144.3 MB in the beginning and 123.4 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-10-27 03:49:54,049 INFO L168 Benchmark]: Boogie Preprocessor took 103.26 ms. Allocated memory is still 169.9 MB. Free memory was 123.2 MB in the beginning and 119.4 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2020-10-27 03:49:54,050 INFO L168 Benchmark]: RCFGBuilder took 1347.43 ms. Allocated memory is still 169.9 MB. Free memory was 119.4 MB in the beginning and 66.1 MB in the end (delta: 53.3 MB). Peak memory consumption was 54.6 MB. Max. memory is 8.0 GB. [2020-10-27 03:49:54,050 INFO L168 Benchmark]: TraceAbstraction took 91636.66 ms. Allocated memory was 169.9 MB in the beginning and 858.8 MB in the end (delta: 688.9 MB). Free memory was 65.6 MB in the beginning and 739.3 MB in the end (delta: -673.7 MB). Peak memory consumption was 446.6 MB. Max. memory is 8.0 GB. [2020-10-27 03:49:54,053 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.37 ms. Allocated memory is still 169.9 MB. Free memory was 140.6 MB in the beginning and 140.5 MB in the end (delta: 82.3 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 527.63 ms. Allocated memory is still 169.9 MB. Free memory was 144.3 MB in the beginning and 123.4 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 103.26 ms. Allocated memory is still 169.9 MB. Free memory was 123.2 MB in the beginning and 119.4 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1347.43 ms. Allocated memory is still 169.9 MB. Free memory was 119.4 MB in the beginning and 66.1 MB in the end (delta: 53.3 MB). Peak memory consumption was 54.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 91636.66 ms. Allocated memory was 169.9 MB in the beginning and 858.8 MB in the end (delta: 688.9 MB). Free memory was 65.6 MB in the beginning and 739.3 MB in the end (delta: -673.7 MB). Peak memory consumption was 446.6 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: 461]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 454]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 500]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 507]: 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: 568]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(waterLevel) == 1)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 63]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 53]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 569]: Loop Invariant Derived loop invariant: ((((((!(\old(systemActive) == 1) || (((1 <= switchedOnBeforeTS && splverifierCounter <= 0) && 1 == systemActive) && pumpRunning == 1)) || ((splverifierCounter <= 0 && 0 == systemActive) && pumpRunning == 0)) || !(\old(waterLevel) == 1)) || ((((splverifierCounter <= 0 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && waterLevel <= 2)) || ((((splverifierCounter <= 0 && 1 == systemActive) && pumpRunning == 1) && 2 <= waterLevel) && waterLevel <= 2)) || !(\old(pumpRunning) == 0)) || (((waterLevel == 1 && splverifierCounter <= 0) && 1 == systemActive) && pumpRunning == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 243 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 62.2s, OverallIterations: 8, TraceHistogramMax: 3, AutomataDifference: 35.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 29.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1074 SDtfs, 2777 SDslu, 1502 SDs, 0 SdLazy, 5780 SolverSat, 1850 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 15.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 443 GetRequests, 281 SyntacticMatches, 5 SemanticMatches, 157 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 885 ImplicationChecksByTransitivity, 19.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1203occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.0s AutomataMinimizationTime, 8 MinimizatonAttempts, 634 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 57 LocationsWithAnnotation, 1388 PreInvPairs, 1505 NumberOfFragments, 2027 HoareAnnotationTreeSize, 1388 FomulaSimplifications, 5929943 FormulaSimplificationTreeSizeReduction, 5.7s HoareSimplificationTime, 57 FomulaSimplificationsInter, 67820 FormulaSimplificationTreeSizeReductionInter, 23.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 24.6s InterpolantComputationTime, 753 NumberOfCodeBlocks, 753 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 745 ConstructedInterpolants, 0 QuantifiedInterpolants, 282341 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 7 PerfectInterpolantSequences, 83/89 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...