/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=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.6 --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_spec2_product38.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 16:47:20,620 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 16:47:20,623 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 16:47:20,673 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 16:47:20,674 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 16:47:20,681 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 16:47:20,683 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 16:47:20,687 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 16:47:20,690 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 16:47:20,697 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 16:47:20,698 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 16:47:20,700 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 16:47:20,700 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 16:47:20,704 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 16:47:20,707 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 16:47:20,709 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 16:47:20,711 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 16:47:20,714 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 16:47:20,722 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 16:47:20,731 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 16:47:20,733 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 16:47:20,735 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 16:47:20,736 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 16:47:20,738 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 16:47:20,747 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 16:47:20,747 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 16:47:20,748 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 16:47:20,750 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 16:47:20,750 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 16:47:20,752 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 16:47:20,752 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 16:47:20,753 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 16:47:20,755 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 16:47:20,756 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 16:47:20,758 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 16:47:20,758 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 16:47:20,759 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 16:47:20,759 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 16:47:20,759 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 16:47:20,760 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 16:47:20,761 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 16:47:20,769 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 [2020-10-28 16:47:20,819 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 16:47:20,820 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 16:47:20,822 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 16:47:20,822 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 16:47:20,822 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 16:47:20,822 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 16:47:20,823 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 16:47:20,823 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 16:47:20,823 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 16:47:20,823 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 16:47:20,824 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 16:47:20,824 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 16:47:20,824 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 16:47:20,825 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 16:47:20,825 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 16:47:20,825 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 16:47:20,825 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 16:47:20,826 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 16:47:20,826 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 16:47:20,826 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 16:47:20,826 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 16:47:20,827 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 16:47:20,827 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 16:47:20,827 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 16:47:20,827 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 16:47:20,828 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 16:47:20,828 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 16:47:20,828 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 16:47:20,828 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 16:47:20,829 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 16:47:21,189 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 16:47:21,224 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 16:47:21,227 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 16:47:21,228 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 16:47:21,229 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 16:47:21,230 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product38.cil.c [2020-10-28 16:47:21,325 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/dda739df3/5c03ef9659a447d69ef20b47f485bff1/FLAGdaf178db6 [2020-10-28 16:47:22,008 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 16:47:22,009 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product38.cil.c [2020-10-28 16:47:22,032 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/dda739df3/5c03ef9659a447d69ef20b47f485bff1/FLAGdaf178db6 [2020-10-28 16:47:22,326 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/dda739df3/5c03ef9659a447d69ef20b47f485bff1 [2020-10-28 16:47:22,329 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 16:47:22,344 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 16:47:22,349 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 16:47:22,349 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 16:47:22,353 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 16:47:22,354 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:47:22" (1/1) ... [2020-10-28 16:47:22,358 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28176dcd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:47:22, skipping insertion in model container [2020-10-28 16:47:22,359 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:47:22" (1/1) ... [2020-10-28 16:47:22,367 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 16:47:22,441 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 16:47:22,808 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 16:47:22,821 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 16:47:22,917 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 16:47:22,955 INFO L208 MainTranslator]: Completed translation [2020-10-28 16:47:22,956 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:47:22 WrapperNode [2020-10-28 16:47:22,956 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 16:47:22,958 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 16:47:22,958 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 16:47:22,958 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 16:47:22,971 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:47:22" (1/1) ... [2020-10-28 16:47:22,972 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:47:22" (1/1) ... [2020-10-28 16:47:22,992 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:47:22" (1/1) ... [2020-10-28 16:47:22,992 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:47:22" (1/1) ... [2020-10-28 16:47:23,030 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:47:22" (1/1) ... [2020-10-28 16:47:23,042 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:47:22" (1/1) ... [2020-10-28 16:47:23,048 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:47:22" (1/1) ... [2020-10-28 16:47:23,056 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 16:47:23,058 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 16:47:23,058 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 16:47:23,058 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 16:47:23,061 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:47:22" (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 [2020-10-28 16:47:23,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 16:47:23,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 16:47:23,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-28 16:47:23,185 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 16:47:23,185 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-28 16:47:23,185 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-28 16:47:23,185 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-28 16:47:23,185 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-28 16:47:23,186 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-28 16:47:23,186 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-28 16:47:23,186 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-28 16:47:23,186 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-28 16:47:23,186 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-28 16:47:23,187 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-28 16:47:23,187 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-28 16:47:23,187 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-28 16:47:23,187 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-28 16:47:23,187 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-28 16:47:23,187 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-28 16:47:23,188 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-28 16:47:23,188 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-28 16:47:23,188 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-28 16:47:23,188 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-28 16:47:23,188 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-28 16:47:23,189 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-28 16:47:23,189 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-28 16:47:23,189 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-28 16:47:23,189 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 16:47:23,189 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-28 16:47:23,189 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-28 16:47:23,190 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-28 16:47:23,190 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-28 16:47:23,190 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-28 16:47:23,190 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-28 16:47:23,190 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-28 16:47:23,191 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-28 16:47:23,191 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-28 16:47:23,191 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-28 16:47:23,191 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-28 16:47:23,191 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-28 16:47:23,191 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-28 16:47:23,192 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 16:47:23,192 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 16:47:23,192 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 16:47:23,192 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 16:47:23,192 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 16:47:23,192 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-28 16:47:23,193 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-28 16:47:23,193 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-28 16:47:23,193 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-28 16:47:23,193 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-28 16:47:23,193 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-28 16:47:23,194 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-28 16:47:23,194 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-28 16:47:23,194 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-28 16:47:23,194 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-28 16:47:23,194 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-28 16:47:23,194 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-28 16:47:23,195 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-28 16:47:23,195 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-28 16:47:23,195 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-28 16:47:23,195 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-28 16:47:23,195 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-28 16:47:23,195 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-28 16:47:23,196 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-28 16:47:23,196 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-28 16:47:23,196 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-28 16:47:23,196 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-28 16:47:23,196 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-28 16:47:23,197 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-28 16:47:23,197 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-28 16:47:23,197 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-28 16:47:23,197 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-28 16:47:23,197 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-28 16:47:23,198 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-28 16:47:23,198 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-28 16:47:23,198 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 16:47:23,198 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-28 16:47:23,198 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 16:47:23,198 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 16:47:23,199 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-28 16:47:23,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 16:47:23,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 16:47:23,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 16:47:23,199 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 16:47:23,200 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-28 16:47:23,200 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 16:47:23,200 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-28 16:47:23,200 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-28 16:47:23,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 16:47:23,200 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-28 16:47:23,201 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-28 16:47:23,201 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-28 16:47:23,201 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 16:47:23,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 16:47:23,201 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 16:47:24,573 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 16:47:24,574 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-28 16:47:24,576 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:47:24 BoogieIcfgContainer [2020-10-28 16:47:24,576 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 16:47:24,578 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 16:47:24,578 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 16:47:24,582 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 16:47:24,582 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 04:47:22" (1/3) ... [2020-10-28 16:47:24,583 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d6380e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:47:24, skipping insertion in model container [2020-10-28 16:47:24,583 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:47:22" (2/3) ... [2020-10-28 16:47:24,584 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d6380e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:47:24, skipping insertion in model container [2020-10-28 16:47:24,584 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:47:24" (3/3) ... [2020-10-28 16:47:24,585 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product38.cil.c [2020-10-28 16:47:24,598 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 16:47:24,603 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-28 16:47:24,618 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-28 16:47:24,664 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 16:47:24,665 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 16:47:24,665 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 16:47:24,665 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 16:47:24,666 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 16:47:24,666 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 16:47:24,667 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 16:47:24,667 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 16:47:24,693 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states. [2020-10-28 16:47:24,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-28 16:47:24,704 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:47:24,705 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:47:24,706 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]=== [2020-10-28 16:47:24,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:47:24,712 INFO L82 PathProgramCache]: Analyzing trace with hash 1529055614, now seen corresponding path program 1 times [2020-10-28 16:47:24,722 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:47:24,722 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1328615530] [2020-10-28 16:47:24,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:47:25,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:25,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:25,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:25,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:27,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:27,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:30,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:30,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-28 16:47:30,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:47:30,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-28 16:47:30,058 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:30,059 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:30,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:30,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-28 16:47:30,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:30,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 10 [2020-10-28 16:47:30,473 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:47:30,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:47:30,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:30,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:30,592 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:30,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:30,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:30,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 95 [2020-10-28 16:47:30,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:30,593 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:30,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:30,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:30,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:30,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:30,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:47:30,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:30,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:30,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:30,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:30,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:30,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:30,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:30,628 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:30,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:30,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:30,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:30,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:30,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:47:30,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:30,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:30,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:30,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:30,633 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:30,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:30,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:30,634 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:30,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:30,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:30,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:30,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:47:30,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:47:30,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:30,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:30,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:30,642 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:30,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:30,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:47:30,643 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:30,643 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:30,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:30,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:30,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:30,644 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:30,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:47:30,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:30,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:30,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:30,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:30,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:30,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:47:30,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:30,661 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:30,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:30,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:30,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:30,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-10-28 16:47:30,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:47:30,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:30,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:30,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:30,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:30,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:30,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:47:30,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:30,685 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:30,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:30,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:30,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:30,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:47:30,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 16:47:30,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:30,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:30,693 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:30,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:30,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:30,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:47:30,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:30,694 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:30,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:30,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:47:30,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:30,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:30,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-28 16:47:30,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:30,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:30,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:30,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:30,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:30,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:30,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:30,701 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:30,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:30,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:47:30,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:30,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:30,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:47:30,718 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1328615530] [2020-10-28 16:47:30,721 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:47:30,721 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-28 16:47:30,722 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1663708745] [2020-10-28 16:47:30,733 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-28 16:47:30,734 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:47:30,748 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-28 16:47:30,749 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-28 16:47:30,754 INFO L87 Difference]: Start difference. First operand 179 states. Second operand 4 states. [2020-10-28 16:47:32,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:47:32,133 INFO L93 Difference]: Finished difference Result 301 states and 393 transitions. [2020-10-28 16:47:32,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-28 16:47:32,135 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 52 [2020-10-28 16:47:32,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:47:32,149 INFO L225 Difference]: With dead ends: 301 [2020-10-28 16:47:32,149 INFO L226 Difference]: Without dead ends: 166 [2020-10-28 16:47:32,154 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-28 16:47:32,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2020-10-28 16:47:32,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 133. [2020-10-28 16:47:32,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 133 states. [2020-10-28 16:47:32,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 156 transitions. [2020-10-28 16:47:32,259 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 156 transitions. Word has length 52 [2020-10-28 16:47:32,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:47:32,260 INFO L481 AbstractCegarLoop]: Abstraction has 133 states and 156 transitions. [2020-10-28 16:47:32,260 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-28 16:47:32,260 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 156 transitions. [2020-10-28 16:47:32,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-10-28 16:47:32,264 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:47:32,264 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:47:32,264 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 16:47:32,264 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]=== [2020-10-28 16:47:32,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:47:32,265 INFO L82 PathProgramCache]: Analyzing trace with hash 1106509438, now seen corresponding path program 1 times [2020-10-28 16:47:32,265 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:47:32,266 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2027727905] [2020-10-28 16:47:32,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:47:32,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:32,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:32,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:32,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:33,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:33,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:36,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:37,323 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:37,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-28 16:47:37,324 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 16:47:37,324 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5022 [2020-10-28 16:47:37,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:37,324 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:37,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:47:37,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-28 16:47:37,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 16:47:37,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:37,803 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:47:37,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:47:37,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:37,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:37,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:37,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:37,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:37,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-28 16:47:37,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:37,841 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:37,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:37,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:37,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:37,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:37,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:47:37,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:37,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:37,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:37,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:37,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:37,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:37,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:37,861 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:37,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:37,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:37,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:37,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:37,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:47:37,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:37,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:37,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:37,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:37,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:37,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:37,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:37,865 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:37,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:37,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:37,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:37,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:37,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:47:37,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:37,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:37,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:37,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:37,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:37,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:37,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:37,870 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:37,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:37,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:37,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:37,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:37,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:47:37,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:37,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:37,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:37,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:37,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:37,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:47:37,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:37,875 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:37,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:37,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:37,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:37,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:37,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:47:37,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:37,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:37,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:37,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:37,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:37,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:37,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:37,894 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:37,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:37,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:37,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:37,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:37,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 16:47:37,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:37,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:37,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:37,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:37,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:37,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:37,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:37,900 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:37,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:37,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:47:37,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:37,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:37,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-28 16:47:37,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:37,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:37,904 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:37,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:37,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:37,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:37,905 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:37,905 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:37,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:37,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:47:37,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:37,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:37,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:47:37,915 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2027727905] [2020-10-28 16:47:37,916 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:47:37,916 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-28 16:47:37,916 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1833186533] [2020-10-28 16:47:37,918 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-28 16:47:37,918 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:47:37,918 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-28 16:47:37,919 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-28 16:47:37,919 INFO L87 Difference]: Start difference. First operand 133 states and 156 transitions. Second operand 5 states. [2020-10-28 16:47:38,637 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:47:40,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:47:40,025 INFO L93 Difference]: Finished difference Result 239 states and 296 transitions. [2020-10-28 16:47:40,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-28 16:47:40,026 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 53 [2020-10-28 16:47:40,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:47:40,029 INFO L225 Difference]: With dead ends: 239 [2020-10-28 16:47:40,029 INFO L226 Difference]: Without dead ends: 156 [2020-10-28 16:47:40,031 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-28 16:47:40,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2020-10-28 16:47:40,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 124. [2020-10-28 16:47:40,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2020-10-28 16:47:40,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 144 transitions. [2020-10-28 16:47:40,113 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 144 transitions. Word has length 53 [2020-10-28 16:47:40,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:47:40,113 INFO L481 AbstractCegarLoop]: Abstraction has 124 states and 144 transitions. [2020-10-28 16:47:40,113 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-28 16:47:40,114 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 144 transitions. [2020-10-28 16:47:40,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-10-28 16:47:40,123 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:47:40,123 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:47:40,123 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 16:47:40,124 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]=== [2020-10-28 16:47:40,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:47:40,125 INFO L82 PathProgramCache]: Analyzing trace with hash -542531017, now seen corresponding path program 1 times [2020-10-28 16:47:40,126 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:47:40,126 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [115922344] [2020-10-28 16:47:40,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:47:40,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:40,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:40,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:40,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:40,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:41,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:45,165 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:45,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-28 16:47:45,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:47:45,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-28 16:47:45,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:45,166 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:45,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 16:47:45,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:47:45,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-10-28 16:47:45,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:45,632 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:47:45,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:47:45,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:45,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:45,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:45,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:45,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:45,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 102 [2020-10-28 16:47:45,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:45,779 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:45,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:47:45,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:45,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:47:45,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:47:45,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:47:45,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:45,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:45,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:45,815 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:45,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:45,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:45,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:45,815 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:45,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:47:45,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:45,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:47:45,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:45,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:47:45,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:45,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:45,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:45,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:45,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:45,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:45,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:45,822 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:45,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:47:45,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:45,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:47:45,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:45,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:47:45,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:45,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:45,830 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:45,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:45,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:45,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:47:45,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:45,831 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:45,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:47:45,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:45,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:47:45,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:45,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:47:45,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:45,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:45,838 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:45,838 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:45,838 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:45,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:45,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:45,839 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:45,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:47:45,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:45,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:47:45,839 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:45,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:47:45,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:45,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:45,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:45,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:45,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:45,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 16:47:45,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:45,861 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:45,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:47:45,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:45,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:47:45,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:45,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-28 16:47:45,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:45,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:45,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:45,866 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:45,866 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:45,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:45,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:45,867 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:45,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:45,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:47:45,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:45,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:45,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-28 16:47:45,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:45,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:45,872 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:45,872 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:45,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:45,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:45,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:45,874 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:45,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:45,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:47:45,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:45,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:47:45,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:47:45,892 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [115922344] [2020-10-28 16:47:45,892 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:47:45,892 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-28 16:47:45,893 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [366556337] [2020-10-28 16:47:45,893 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-28 16:47:45,894 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:47:45,894 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-28 16:47:45,894 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-28 16:47:45,894 INFO L87 Difference]: Start difference. First operand 124 states and 144 transitions. Second operand 6 states. [2020-10-28 16:47:46,425 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:47:47,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:47:47,735 INFO L93 Difference]: Finished difference Result 252 states and 315 transitions. [2020-10-28 16:47:47,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-28 16:47:47,736 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 58 [2020-10-28 16:47:47,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:47:47,739 INFO L225 Difference]: With dead ends: 252 [2020-10-28 16:47:47,740 INFO L226 Difference]: Without dead ends: 156 [2020-10-28 16:47:47,741 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 17 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2020-10-28 16:47:47,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2020-10-28 16:47:47,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 124. [2020-10-28 16:47:47,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2020-10-28 16:47:47,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 143 transitions. [2020-10-28 16:47:47,806 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 143 transitions. Word has length 58 [2020-10-28 16:47:47,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:47:47,809 INFO L481 AbstractCegarLoop]: Abstraction has 124 states and 143 transitions. [2020-10-28 16:47:47,809 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-28 16:47:47,809 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 143 transitions. [2020-10-28 16:47:47,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-10-28 16:47:47,812 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:47:47,812 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:47:47,814 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 16:47:47,814 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]=== [2020-10-28 16:47:47,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:47:47,815 INFO L82 PathProgramCache]: Analyzing trace with hash -1501431034, now seen corresponding path program 1 times [2020-10-28 16:47:47,817 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:47:47,817 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [948109189] [2020-10-28 16:47:47,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:47:47,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:47,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:48,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:48,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:48,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:51,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:51,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:51,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:51,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:52,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:52,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 109 [2020-10-28 16:47:52,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-28 16:47:52,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-28 16:47:52,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:52,859 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:52,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 16:47:52,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-28 16:47:52,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-28 16:47:52,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:53,303 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:47:53,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:47:53,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:53,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:53,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:53,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:53,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:53,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-28 16:47:53,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:53,342 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:53,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:53,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:53,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:53,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:53,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:47:53,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:53,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:53,359 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:53,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:53,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:53,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:53,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:53,360 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:53,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:53,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:53,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:53,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:53,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:47:53,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:53,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:53,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:53,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:53,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:53,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:47:53,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:53,364 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:53,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:53,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:53,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:53,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:53,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:47:53,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:53,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:53,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:53,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:53,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:53,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:53,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:53,368 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:53,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:53,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:53,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:53,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:53,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:47:53,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:53,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:53,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:53,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:53,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:53,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:47:53,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:53,373 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:53,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:53,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:53,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:53,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:53,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:47:53,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:53,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:53,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:53,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:53,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:53,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:53,394 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:53,394 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:53,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:53,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:53,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:53,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:53,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-28 16:47:53,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:53,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:53,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:53,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:53,417 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-28 16:47:53,417 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:47:53,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 16:47:53,418 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:53,418 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:53,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 16:47:53,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 16:47:53,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-28 16:47:53,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:53,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:47:53,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:53,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:53,440 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:53,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 16:47:53,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:53,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 16:47:53,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:53,441 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:53,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:47:53,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 16:47:53,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-28 16:47:53,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:53,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:47:53,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:53,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:53,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:53,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:53,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:53,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:53,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:53,447 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:53,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:47:53,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:53,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:47:53,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:53,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 16:47:53,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:53,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:53,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:53,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:53,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:53,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:53,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:53,452 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:53,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:53,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:47:53,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:53,453 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:53,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-28 16:47:53,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:53,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:53,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:53,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:53,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:53,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:53,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:53,457 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:53,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:53,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:47:53,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:53,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:53,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:47:53,472 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [948109189] [2020-10-28 16:47:53,472 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:47:53,472 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-28 16:47:53,472 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1231037787] [2020-10-28 16:47:53,473 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-28 16:47:53,473 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:47:53,474 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-28 16:47:53,474 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-28 16:47:53,474 INFO L87 Difference]: Start difference. First operand 124 states and 143 transitions. Second operand 7 states. [2020-10-28 16:47:54,057 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:47:55,908 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:47:56,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:47:56,981 INFO L93 Difference]: Finished difference Result 353 states and 445 transitions. [2020-10-28 16:47:56,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-28 16:47:56,982 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 71 [2020-10-28 16:47:56,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:47:56,986 INFO L225 Difference]: With dead ends: 353 [2020-10-28 16:47:56,986 INFO L226 Difference]: Without dead ends: 257 [2020-10-28 16:47:56,987 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=68, Invalid=172, Unknown=0, NotChecked=0, Total=240 [2020-10-28 16:47:56,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 257 states. [2020-10-28 16:47:57,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 257 to 206. [2020-10-28 16:47:57,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 206 states. [2020-10-28 16:47:57,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 206 states and 236 transitions. [2020-10-28 16:47:57,048 INFO L78 Accepts]: Start accepts. Automaton has 206 states and 236 transitions. Word has length 71 [2020-10-28 16:47:57,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:47:57,049 INFO L481 AbstractCegarLoop]: Abstraction has 206 states and 236 transitions. [2020-10-28 16:47:57,049 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-28 16:47:57,049 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 236 transitions. [2020-10-28 16:47:57,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-10-28 16:47:57,050 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:47:57,050 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:47:57,051 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 16:47:57,051 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]=== [2020-10-28 16:47:57,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:47:57,051 INFO L82 PathProgramCache]: Analyzing trace with hash 1254128170, now seen corresponding path program 1 times [2020-10-28 16:47:57,052 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:47:57,052 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2135364539] [2020-10-28 16:47:57,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:47:57,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:57,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:57,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:57,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:57,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:58,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:00,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:02,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:02,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 127 [2020-10-28 16:48:02,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 16:48:02,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-28 16:48:02,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:02,095 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:02,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 16:48:02,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-28 16:48:02,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 79 [2020-10-28 16:48:02,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:02,584 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:48:02,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:48:02,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:02,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:02,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:02,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:02,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:02,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-28 16:48:02,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:02,627 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:02,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:02,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:02,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:02,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:02,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:48:02,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:02,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:02,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:02,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:48:02,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:02,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:02,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:02,644 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:02,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:02,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:02,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:02,644 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:02,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:48:02,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:02,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:02,647 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:02,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:48:02,648 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:02,648 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:02,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:02,648 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:02,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:02,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:02,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:02,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:02,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:48:02,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:02,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:02,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:02,652 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:02,652 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:02,652 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:02,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:02,653 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:02,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:02,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:02,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:02,653 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:02,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:48:02,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:02,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:02,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:02,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:48:02,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:02,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:02,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:02,657 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:02,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:02,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:02,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:02,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:02,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:48:02,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:02,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:02,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:02,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:02,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:02,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:48:02,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:02,676 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:02,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:48:02,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:02,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:48:02,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:02,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-28 16:48:02,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:02,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:02,702 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:02,702 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-28 16:48:02,702 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:02,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 16:48:02,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:02,703 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:02,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:48:02,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:02,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 36 [2020-10-28 16:48:02,703 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:02,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:48:02,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:02,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:02,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:02,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 16:48:02,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:02,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:48:02,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:02,713 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:02,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:02,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:02,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:02,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:02,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:48:02,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:02,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:02,720 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:02,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:48:02,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:02,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:48:02,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:02,721 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:02,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:02,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:02,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:02,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:02,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:48:02,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:02,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:02,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:02,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:48:02,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:02,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:02,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:02,727 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:02,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:02,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:02,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:02,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:02,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:48:02,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:02,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:02,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:02,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:48:02,731 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:02,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:02,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:02,732 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:02,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:02,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:02,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:02,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:02,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-28 16:48:02,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:02,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:02,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:02,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:02,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:02,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:48:02,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:02,739 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:02,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:48:02,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:02,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:48:02,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:02,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-28 16:48:02,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:02,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:02,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:02,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:02,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:02,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:48:02,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:02,752 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:02,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:48:02,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:02,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:48:02,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:02,775 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:48:02,775 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2135364539] [2020-10-28 16:48:02,775 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:48:02,776 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-28 16:48:02,776 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [85597442] [2020-10-28 16:48:02,776 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-28 16:48:02,777 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:48:02,777 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-28 16:48:02,777 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-28 16:48:02,777 INFO L87 Difference]: Start difference. First operand 206 states and 236 transitions. Second operand 6 states. [2020-10-28 16:48:03,351 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:48:06,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:48:06,335 INFO L93 Difference]: Finished difference Result 496 states and 654 transitions. [2020-10-28 16:48:06,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-28 16:48:06,336 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 85 [2020-10-28 16:48:06,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:48:06,345 INFO L225 Difference]: With dead ends: 496 [2020-10-28 16:48:06,345 INFO L226 Difference]: Without dead ends: 492 [2020-10-28 16:48:06,346 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 29 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2020-10-28 16:48:06,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 492 states. [2020-10-28 16:48:06,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 492 to 394. [2020-10-28 16:48:06,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 394 states. [2020-10-28 16:48:06,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 394 states and 465 transitions. [2020-10-28 16:48:06,537 INFO L78 Accepts]: Start accepts. Automaton has 394 states and 465 transitions. Word has length 85 [2020-10-28 16:48:06,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:48:06,540 INFO L481 AbstractCegarLoop]: Abstraction has 394 states and 465 transitions. [2020-10-28 16:48:06,540 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-28 16:48:06,540 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 465 transitions. [2020-10-28 16:48:06,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2020-10-28 16:48:06,552 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:48:06,552 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-28 16:48:06,553 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-28 16:48:06,553 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]=== [2020-10-28 16:48:06,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:48:06,553 INFO L82 PathProgramCache]: Analyzing trace with hash -1133463723, now seen corresponding path program 1 times [2020-10-28 16:48:06,554 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:48:06,554 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1353071089] [2020-10-28 16:48:06,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:48:06,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:06,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:06,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:06,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:06,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:07,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:07,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:07,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:08,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:11,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:11,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 204 [2020-10-28 16:48:11,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-28 16:48:11,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5029 [2020-10-28 16:48:11,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:11,617 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:11,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 16:48:11,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 93 [2020-10-28 16:48:11,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-10-28 16:48:11,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:12,146 WARN L193 SmtUtils]: Spent 479.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:48:12,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:48:12,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:12,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:12,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:12,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:12,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:12,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-28 16:48:12,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:12,191 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:12,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:12,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:12,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:12,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:12,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:48:12,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:12,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:12,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:12,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:48:12,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:12,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:12,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:12,214 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:12,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:12,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:12,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:12,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:48:12,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:48:12,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:12,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:12,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:12,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:48:12,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:12,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:12,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:12,220 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:12,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:12,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:12,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:12,221 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:48:12,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:48:12,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:12,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:12,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:12,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:12,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:12,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:12,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:12,226 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:12,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:12,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:12,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:12,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:48:12,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:48:12,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:12,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:12,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:12,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:48:12,231 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:12,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:12,232 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:12,232 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:12,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:12,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:12,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:12,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:48:12,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:48:12,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:12,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:12,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:12,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:12,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:12,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:12,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:12,252 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:12,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:12,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:12,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:12,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:48:12,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 16:48:12,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:12,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:12,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:12,373 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:12,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-28 16:48:12,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:48:12,374 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 92 [2020-10-28 16:48:12,374 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:12,375 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:12,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:48:12,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:12,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-28 16:48:12,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:48:12,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:48:12,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:12,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:12,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:12,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:12,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 16:48:12,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:48:12,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-28 16:48:12,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:12,449 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:12,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:48:12,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:12,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-28 16:48:12,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:12,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:48:12,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:12,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:12,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:12,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:12,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 16:48:12,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:48:12,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-28 16:48:12,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:12,491 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:12,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:48:12,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:12,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-28 16:48:12,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:48:12,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:48:12,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:12,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:12,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:12,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:48:12,502 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:12,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:48:12,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:12,502 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:12,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:12,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:12,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:12,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:12,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:48:12,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:12,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:12,509 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:12,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:48:12,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:12,510 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:12,510 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:12,510 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:12,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:12,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:12,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:12,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:12,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:48:12,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:12,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:12,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:12,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:12,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:12,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:48:12,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:12,518 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:12,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:48:12,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:12,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:48:12,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:12,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 16:48:12,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:12,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:12,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:12,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 16:48:12,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:12,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 16:48:12,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:12,535 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:12,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:48:12,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:12,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-28 16:48:12,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:12,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:48:12,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:12,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:12,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:12,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:12,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:12,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:48:12,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:12,543 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:12,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:12,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:12,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:12,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:12,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 16:48:12,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:12,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:12,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:12,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:12,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:12,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:12,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:12,548 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:12,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:12,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:12,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:12,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:12,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-28 16:48:12,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:12,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:12,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:12,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:12,597 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-28 16:48:12,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:48:12,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-28 16:48:12,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:12,598 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:12,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 16:48:12,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 16:48:12,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 39 [2020-10-28 16:48:12,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:12,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:48:12,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:12,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:12,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:12,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 16:48:12,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:12,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-28 16:48:12,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:12,640 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:12,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:48:12,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 16:48:12,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-28 16:48:12,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:12,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:48:12,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:12,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:12,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:12,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:48:12,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:12,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 16:48:12,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:12,654 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:12,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:48:12,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:12,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-28 16:48:12,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:12,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:48:12,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:12,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:12,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:12,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:48:12,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:12,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:12,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:12,660 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:12,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:12,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:12,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:12,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:12,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:48:12,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:12,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:12,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:12,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:48:12,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:12,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:12,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:12,666 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:12,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:48:12,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:12,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:48:12,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:12,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-28 16:48:12,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:12,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:12,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:12,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:12,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:12,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:12,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:12,674 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:12,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:12,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:48:12,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:12,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:12,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-28 16:48:12,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:12,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:12,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:12,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:12,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:12,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:12,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:12,678 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:12,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:12,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:48:12,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:12,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:12,721 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 27 proven. 5 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-10-28 16:48:12,722 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1353071089] [2020-10-28 16:48:12,723 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:48:12,724 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-28 16:48:12,724 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1263816348] [2020-10-28 16:48:12,725 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 16:48:12,725 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:48:12,725 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 16:48:12,726 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-10-28 16:48:12,726 INFO L87 Difference]: Start difference. First operand 394 states and 465 transitions. Second operand 8 states. [2020-10-28 16:48:13,746 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:48:14,519 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:48:16,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:48:16,020 INFO L93 Difference]: Finished difference Result 896 states and 1094 transitions. [2020-10-28 16:48:16,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-28 16:48:16,021 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 144 [2020-10-28 16:48:16,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:48:16,026 INFO L225 Difference]: With dead ends: 896 [2020-10-28 16:48:16,026 INFO L226 Difference]: Without dead ends: 530 [2020-10-28 16:48:16,028 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=96, Invalid=246, Unknown=0, NotChecked=0, Total=342 [2020-10-28 16:48:16,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 530 states. [2020-10-28 16:48:16,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 530 to 428. [2020-10-28 16:48:16,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 428 states. [2020-10-28 16:48:16,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 428 states and 491 transitions. [2020-10-28 16:48:16,165 INFO L78 Accepts]: Start accepts. Automaton has 428 states and 491 transitions. Word has length 144 [2020-10-28 16:48:16,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:48:16,167 INFO L481 AbstractCegarLoop]: Abstraction has 428 states and 491 transitions. [2020-10-28 16:48:16,167 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 16:48:16,167 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 491 transitions. [2020-10-28 16:48:16,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2020-10-28 16:48:16,170 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:48:16,172 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, 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] [2020-10-28 16:48:16,172 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-28 16:48:16,173 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]=== [2020-10-28 16:48:16,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:48:16,173 INFO L82 PathProgramCache]: Analyzing trace with hash 1996121231, now seen corresponding path program 1 times [2020-10-28 16:48:16,174 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:48:16,175 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1171905320] [2020-10-28 16:48:16,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:48:16,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:16,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:16,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:16,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:21,205 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:21,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 201 [2020-10-28 16:48:21,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 16:48:21,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-28 16:48:21,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:21,207 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:21,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:48:21,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-28 16:48:21,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:48:21,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:21,580 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:48:21,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:48:21,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:21,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:21,614 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:21,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:21,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:21,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-28 16:48:21,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:21,615 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:21,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:21,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:21,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:21,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:21,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:48:21,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:21,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:21,628 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:21,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:48:21,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:21,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:21,629 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:21,629 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:21,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:21,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:21,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:21,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:21,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:48:21,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:21,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:21,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:21,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:48:21,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:21,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:21,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:21,634 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:21,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:21,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:21,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:21,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:21,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:48:21,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:21,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:21,638 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:21,638 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:21,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:21,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:21,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:21,639 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:21,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:21,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:21,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:21,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:21,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:48:21,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:21,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:21,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:21,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:48:21,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:21,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:21,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:21,647 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:21,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:21,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:21,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:21,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:21,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:48:21,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:21,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:21,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:21,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:21,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:21,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:48:21,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:21,661 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:21,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:21,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:21,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:21,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:21,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 16:48:21,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:21,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:21,711 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:21,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-28 16:48:21,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:21,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-28 16:48:21,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:21,712 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:21,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:48:21,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-28 16:48:21,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:48:21,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:21,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:48:21,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:21,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:21,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:21,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 16:48:21,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:21,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 16:48:21,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:21,749 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:21,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:48:21,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-28 16:48:21,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:48:21,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:21,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:48:21,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:21,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:21,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:21,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 16:48:21,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:21,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 16:48:21,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:21,777 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:21,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:48:21,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-28 16:48:21,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:48:21,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:21,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:48:21,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:21,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:21,870 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:21,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:48:21,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:21,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 16:48:21,871 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:21,871 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:21,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:48:21,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:21,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-28 16:48:21,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:21,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:48:21,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:21,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:21,904 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:21,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:48:21,905 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:21,905 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:21,905 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:21,905 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:21,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:21,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:21,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:21,906 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:21,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:48:21,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:21,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:21,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:21,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:21,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:21,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:21,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:21,911 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:21,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:21,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:48:21,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:21,911 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:21,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 16:48:21,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:21,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:21,919 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:21,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 16:48:21,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:21,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:48:21,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:21,920 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:21,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:21,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-28 16:48:21,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:21,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:21,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:48:21,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:21,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:21,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:21,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:21,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:21,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:21,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:21,925 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:21,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:21,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:21,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:21,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:21,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 16:48:21,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:21,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:21,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:21,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:21,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:21,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:21,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:21,930 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:21,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:21,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:21,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:21,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:21,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-28 16:48:21,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:21,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:21,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:21,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:21,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:21,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:21,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:21,951 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:21,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:21,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:48:21,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:21,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:21,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-28 16:48:21,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:21,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:21,959 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:21,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-28 16:48:21,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:21,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:48:21,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:21,959 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:21,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:21,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-28 16:48:21,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:21,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:21,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:48:21,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:21,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:21,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:21,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:48:21,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:21,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:21,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:21,970 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:21,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:21,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:21,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:21,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:21,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:48:21,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:21,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:21,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:21,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:21,974 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:21,974 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:21,974 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:21,974 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:21,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:21,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:21,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:21,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:21,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 16:48:21,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:21,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:21,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:21,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:21,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:21,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:21,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:21,980 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:21,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:21,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:21,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:21,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:21,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-28 16:48:21,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:21,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:21,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:21,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:21,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:21,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:21,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:21,988 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:21,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:21,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:48:21,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:21,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:21,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-28 16:48:21,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:21,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:21,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:21,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:21,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:21,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:21,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:21,993 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:21,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:21,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:48:21,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:21,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:22,026 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-10-28 16:48:22,027 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1171905320] [2020-10-28 16:48:22,028 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:48:22,028 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-28 16:48:22,028 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [667385632] [2020-10-28 16:48:22,029 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-28 16:48:22,029 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:48:22,030 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-28 16:48:22,031 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2020-10-28 16:48:22,031 INFO L87 Difference]: Start difference. First operand 428 states and 491 transitions. Second operand 11 states. [2020-10-28 16:48:23,579 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:48:23,967 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 16:48:24,392 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:48:24,878 WARN L193 SmtUtils]: Spent 430.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 16:48:26,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:48:26,408 INFO L93 Difference]: Finished difference Result 1000 states and 1300 transitions. [2020-10-28 16:48:26,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-28 16:48:26,409 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 141 [2020-10-28 16:48:26,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:48:26,415 INFO L225 Difference]: With dead ends: 1000 [2020-10-28 16:48:26,415 INFO L226 Difference]: Without dead ends: 600 [2020-10-28 16:48:26,417 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2020-10-28 16:48:26,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 600 states. [2020-10-28 16:48:26,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 600 to 438. [2020-10-28 16:48:26,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 438 states. [2020-10-28 16:48:26,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 438 states and 501 transitions. [2020-10-28 16:48:26,535 INFO L78 Accepts]: Start accepts. Automaton has 438 states and 501 transitions. Word has length 141 [2020-10-28 16:48:26,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:48:26,536 INFO L481 AbstractCegarLoop]: Abstraction has 438 states and 501 transitions. [2020-10-28 16:48:26,536 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-28 16:48:26,536 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 501 transitions. [2020-10-28 16:48:26,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2020-10-28 16:48:26,538 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:48:26,539 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, 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] [2020-10-28 16:48:26,539 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-28 16:48:26,539 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]=== [2020-10-28 16:48:26,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:48:26,540 INFO L82 PathProgramCache]: Analyzing trace with hash 1409845009, now seen corresponding path program 1 times [2020-10-28 16:48:26,540 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:48:26,541 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1100349855] [2020-10-28 16:48:26,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:48:26,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:26,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:26,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:27,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:31,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:31,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 201 [2020-10-28 16:48:31,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 16:48:31,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-28 16:48:31,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:31,578 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:31,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:48:31,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 80 [2020-10-28 16:48:31,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:48:31,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:31,972 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:48:31,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:48:31,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:31,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:32,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:32,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:32,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:32,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-28 16:48:32,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:32,004 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:32,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:32,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:32,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:32,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:32,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:48:32,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:32,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:32,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:32,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:48:32,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:32,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:32,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:32,017 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:32,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:32,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:32,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:32,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:32,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:48:32,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:32,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:32,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:32,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:48:32,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:32,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:32,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:32,021 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:32,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:32,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:32,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:32,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:32,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:48:32,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:32,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:32,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:32,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:32,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:32,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:32,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:32,025 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:32,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:32,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:32,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:32,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:32,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:48:32,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:32,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:32,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:32,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:48:32,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:32,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:32,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:32,028 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:32,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:32,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:32,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:32,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:32,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:48:32,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:32,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:32,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:32,043 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:32,043 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:32,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:32,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:32,044 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:32,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:32,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:32,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:32,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:32,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 16:48:32,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:32,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:32,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:32,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-28 16:48:32,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:32,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-28 16:48:32,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:32,088 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:32,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:48:32,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-28 16:48:32,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:48:32,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:32,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:48:32,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:32,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:32,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:32,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 16:48:32,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:32,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 16:48:32,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:32,114 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:32,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:48:32,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-28 16:48:32,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:48:32,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:32,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:48:32,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:32,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:32,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:32,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 16:48:32,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:32,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 16:48:32,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:32,128 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:32,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:48:32,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 16:48:32,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:48:32,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:32,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:48:32,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:32,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:32,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:32,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:48:32,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:32,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 16:48:32,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:32,138 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:32,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:48:32,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 16:48:32,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:48:32,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:32,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:48:32,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:32,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:32,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:32,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:48:32,160 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:32,160 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:48:32,160 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:32,161 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:32,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 16:48:32,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:32,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:48:32,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:32,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:48:32,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:32,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:32,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:32,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:32,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:32,177 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:32,177 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:32,177 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:32,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:32,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:48:32,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:32,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:32,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 16:48:32,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:32,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:32,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:32,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 16:48:32,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:32,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:48:32,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:32,186 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:32,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:32,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-28 16:48:32,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:32,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:32,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:48:32,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:32,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:32,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:32,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:32,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:32,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:32,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:32,191 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:32,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:32,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:32,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:32,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:32,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 16:48:32,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:32,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:32,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:32,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:32,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:32,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:32,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:32,195 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:32,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:32,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:32,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:32,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-28 16:48:32,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-28 16:48:32,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:32,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:32,240 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:32,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:32,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:32,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:32,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:32,241 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:32,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:32,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:48:32,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:32,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:32,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-28 16:48:32,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:32,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:32,248 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:32,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-28 16:48:32,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:32,248 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:48:32,248 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:32,248 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:32,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:32,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-28 16:48:32,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:32,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:32,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:48:32,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:32,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:32,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:32,261 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:48:32,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:32,261 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 16:48:32,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:32,261 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:32,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:32,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:32,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:32,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:32,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:48:32,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:32,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:32,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:32,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:32,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:32,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:32,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:32,267 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:32,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:32,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:32,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:32,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:48:32,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 16:48:32,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:32,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:32,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:32,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:32,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:32,272 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:32,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:32,273 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:32,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:32,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:32,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:32,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:32,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-28 16:48:32,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:32,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:32,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:32,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:32,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:32,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:32,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:32,279 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:32,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:32,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:48:32,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:32,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:32,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-28 16:48:32,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:32,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:32,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:32,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:32,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:32,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:32,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:32,283 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:32,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:32,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:48:32,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:32,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:32,312 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-10-28 16:48:32,312 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1100349855] [2020-10-28 16:48:32,313 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:48:32,313 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-28 16:48:32,313 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1190563449] [2020-10-28 16:48:32,314 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 16:48:32,314 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:48:32,314 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 16:48:32,314 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2020-10-28 16:48:32,315 INFO L87 Difference]: Start difference. First operand 438 states and 501 transitions. Second operand 10 states. [2020-10-28 16:48:33,453 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:48:33,842 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:48:34,230 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:48:35,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:48:35,577 INFO L93 Difference]: Finished difference Result 1024 states and 1352 transitions. [2020-10-28 16:48:35,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-28 16:48:35,578 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 141 [2020-10-28 16:48:35,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:48:35,583 INFO L225 Difference]: With dead ends: 1024 [2020-10-28 16:48:35,583 INFO L226 Difference]: Without dead ends: 614 [2020-10-28 16:48:35,585 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2020-10-28 16:48:35,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 614 states. [2020-10-28 16:48:35,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 614 to 446. [2020-10-28 16:48:35,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 446 states. [2020-10-28 16:48:35,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 446 states and 509 transitions. [2020-10-28 16:48:35,704 INFO L78 Accepts]: Start accepts. Automaton has 446 states and 509 transitions. Word has length 141 [2020-10-28 16:48:35,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:48:35,705 INFO L481 AbstractCegarLoop]: Abstraction has 446 states and 509 transitions. [2020-10-28 16:48:35,705 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 16:48:35,705 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 509 transitions. [2020-10-28 16:48:35,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2020-10-28 16:48:35,707 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:48:35,708 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, 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] [2020-10-28 16:48:35,708 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-28 16:48:35,708 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:48:35,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:48:35,709 INFO L82 PathProgramCache]: Analyzing trace with hash 439554002, now seen corresponding path program 1 times [2020-10-28 16:48:35,709 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:48:35,709 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [527334012] [2020-10-28 16:48:35,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:48:35,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:35,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:35,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:36,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:39,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:39,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:40,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:40,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 201 [2020-10-28 16:48:40,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:48:40,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5016 [2020-10-28 16:48:40,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:40,752 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:40,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:48:40,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 168 [2020-10-28 16:48:40,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-28 16:48:40,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:41,198 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:48:41,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:48:41,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:41,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:41,223 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:41,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:41,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:41,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 16:48:41,224 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:41,224 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:41,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:41,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:41,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:41,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:41,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:48:41,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:41,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:41,236 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:41,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:48:41,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:41,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:41,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:41,237 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:41,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:41,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:41,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:41,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:41,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:48:41,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:41,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:41,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:41,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:48:41,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:41,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:41,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:41,239 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:41,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:41,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:41,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:41,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:41,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:48:41,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:41,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:41,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:41,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:41,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:41,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:41,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:41,243 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:41,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:41,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:41,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:41,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:41,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:48:41,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:41,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:41,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:41,245 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:48:41,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:41,246 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:41,246 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:41,246 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:41,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:41,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:41,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:41,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:41,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:48:41,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:41,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:41,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:41,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:41,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:41,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:41,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:41,263 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:41,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:41,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:41,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:41,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:41,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 16:48:41,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:41,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:41,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:41,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-28 16:48:41,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:41,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 16:48:41,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:41,299 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:41,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:41,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:41,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:41,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:41,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:48:41,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:41,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:41,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:41,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 16:48:41,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:41,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:48:41,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:41,320 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:41,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:41,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:41,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:41,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:41,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:48:41,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:41,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:41,326 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:41,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 16:48:41,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:41,326 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:48:41,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:41,326 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:41,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:41,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:41,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:41,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 22 [2020-10-28 16:48:41,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:48:41,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:41,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:41,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:41,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:48:41,359 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:41,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:41,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:41,359 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:41,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:41,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:41,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:41,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:41,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:48:41,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:41,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:41,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:41,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:48:41,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:41,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:41,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:41,364 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:41,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:41,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:41,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:41,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:41,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:48:41,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:41,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:41,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:41,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:41,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:41,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:41,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:41,368 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:41,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:41,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:41,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:41,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:41,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 16:48:41,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:41,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:41,374 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:41,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 16:48:41,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:41,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:48:41,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:41,375 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:41,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:41,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:41,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:41,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:41,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:48:41,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:41,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:41,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:41,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:41,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:41,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:41,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:41,379 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:41,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:41,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:41,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:41,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:41,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 16:48:41,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:41,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:41,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:41,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:41,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:41,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:41,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:41,383 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:41,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:41,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:41,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:41,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:41,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-28 16:48:41,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:41,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:41,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:41,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:41,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:41,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:41,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:41,403 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:41,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:41,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:41,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:41,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:41,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-28 16:48:41,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:41,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:41,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:41,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-28 16:48:41,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:41,415 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 16:48:41,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:41,416 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:41,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:48:41,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:41,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-28 16:48:41,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:41,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:48:41,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:41,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:41,421 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:41,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:48:41,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:41,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:41,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:41,422 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:41,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:41,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:41,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:41,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:41,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:48:41,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:41,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:41,425 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:41,425 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:41,425 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:41,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:41,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:41,426 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:41,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:41,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:41,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:41,426 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:41,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 16:48:41,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:41,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:41,432 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:41,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:41,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:41,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:41,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:41,432 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:41,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:48:41,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:41,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:48:41,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:41,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-28 16:48:41,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:41,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:41,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:41,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:41,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:41,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:41,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:41,438 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:41,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:48:41,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:41,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:48:41,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:41,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-28 16:48:41,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:41,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:41,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:41,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:41,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:41,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:48:41,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:41,445 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:41,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:48:41,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:41,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:48:41,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:41,484 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 12 proven. 2 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-10-28 16:48:41,484 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [527334012] [2020-10-28 16:48:41,484 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:48:41,484 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-28 16:48:41,484 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [726950516] [2020-10-28 16:48:41,485 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-28 16:48:41,485 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:48:41,485 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-28 16:48:41,485 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2020-10-28 16:48:41,486 INFO L87 Difference]: Start difference. First operand 446 states and 509 transitions. Second operand 11 states. [2020-10-28 16:48:42,071 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:48:43,666 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 16:48:44,080 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:48:44,509 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 16:48:44,926 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-28 16:48:46,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:48:46,249 INFO L93 Difference]: Finished difference Result 878 states and 1099 transitions. [2020-10-28 16:48:46,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-10-28 16:48:46,250 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 141 [2020-10-28 16:48:46,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:48:46,254 INFO L225 Difference]: With dead ends: 878 [2020-10-28 16:48:46,255 INFO L226 Difference]: Without dead ends: 460 [2020-10-28 16:48:46,258 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 160 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=205, Invalid=551, Unknown=0, NotChecked=0, Total=756 [2020-10-28 16:48:46,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 460 states. [2020-10-28 16:48:46,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 460 to 329. [2020-10-28 16:48:46,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 329 states. [2020-10-28 16:48:46,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 329 states and 367 transitions. [2020-10-28 16:48:46,352 INFO L78 Accepts]: Start accepts. Automaton has 329 states and 367 transitions. Word has length 141 [2020-10-28 16:48:46,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:48:46,352 INFO L481 AbstractCegarLoop]: Abstraction has 329 states and 367 transitions. [2020-10-28 16:48:46,352 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-28 16:48:46,352 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 367 transitions. [2020-10-28 16:48:46,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2020-10-28 16:48:46,354 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:48:46,356 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, 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] [2020-10-28 16:48:46,356 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-28 16:48:46,356 INFO L429 AbstractCegarLoop]: === Iteration 10 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:48:46,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:48:46,356 INFO L82 PathProgramCache]: Analyzing trace with hash -17113697, now seen corresponding path program 1 times [2020-10-28 16:48:46,357 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:48:46,357 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [577310431] [2020-10-28 16:48:46,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:48:46,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:46,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:46,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:46,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:50,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:50,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:51,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:51,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 207 [2020-10-28 16:48:51,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:48:51,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-28 16:48:51,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:51,403 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:51,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-28 16:48:51,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:48:51,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 186 [2020-10-28 16:48:51,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:51,841 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:48:51,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:48:51,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:51,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:51,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:51,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:51,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:51,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 67 [2020-10-28 16:48:51,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:51,921 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:51,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:48:51,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:51,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:48:51,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:51,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:48:51,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:51,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:51,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:51,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:48:51,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:51,932 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:51,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:51,932 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:51,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:48:51,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:51,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:48:51,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:51,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:48:51,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:51,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:51,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:51,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:48:51,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:51,934 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:51,934 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:51,934 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:51,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:48:51,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:51,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:48:51,935 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:51,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:48:51,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:51,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:51,938 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:51,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:51,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:51,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:51,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:51,939 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:51,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:48:51,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:51,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:48:51,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:51,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:48:51,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:51,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:51,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:51,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:48:51,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:51,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:51,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:51,943 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:51,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:48:51,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:51,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:48:51,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:51,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:48:51,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:51,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:51,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:51,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:51,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:51,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:51,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:51,958 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:51,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:48:51,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:51,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:48:51,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:51,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 16:48:51,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:51,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:51,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:52,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:52,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-28 16:48:52,011 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:48:52,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-28 16:48:52,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:52,012 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:52,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:48:52,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:52,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 67 [2020-10-28 16:48:52,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:52,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:48:52,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:52,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:52,035 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:52,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 16:48:52,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:52,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:48:52,035 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:52,035 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:52,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:52,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:52,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:52,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:52,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:48:52,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:52,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:52,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:52,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 16:48:52,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:52,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:48:52,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:52,042 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:52,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:52,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:52,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:52,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:52,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:48:52,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:52,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:52,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:52,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:48:52,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:52,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:52,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:52,047 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:52,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:52,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:52,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:52,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:52,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:48:52,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:52,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:52,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:52,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:48:52,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:52,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:52,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:52,051 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:52,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:52,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:52,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:52,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:52,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:48:52,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:52,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:52,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:52,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:52,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:52,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:52,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:52,054 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:52,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:52,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:52,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:52,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:52,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 16:48:52,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:52,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:52,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:52,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 16:48:52,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:52,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:48:52,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:52,060 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:52,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:52,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:52,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:52,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:52,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:48:52,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:52,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:52,063 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:52,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:52,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:52,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:52,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:52,064 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:52,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:52,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:52,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:52,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:52,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 16:48:52,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:52,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:52,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:52,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:52,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:52,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:52,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:52,067 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:52,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:52,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:52,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:52,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:52,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-28 16:48:52,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:52,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:52,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:52,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:52,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:52,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:52,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:52,097 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:52,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:48:52,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:52,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:48:52,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:52,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-28 16:48:52,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:52,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:52,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:52,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:52,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-28 16:48:52,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:48:52,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 16:48:52,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:52,118 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:52,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:48:52,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:52,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-10-28 16:48:52,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:52,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:48:52,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:52,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:52,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:52,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:48:52,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:52,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:52,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:52,124 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:52,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:52,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:52,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:52,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:52,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:48:52,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:52,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:52,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:52,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:52,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:52,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:52,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:52,128 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:52,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:52,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:52,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:52,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:52,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 16:48:52,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:52,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:52,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:52,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 16:48:52,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:52,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:52,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:52,132 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:52,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:52,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:52,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:52,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:52,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:48:52,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:52,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:52,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:52,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:48:52,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:52,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:52,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:52,136 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:52,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:52,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:52,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:52,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:52,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-28 16:48:52,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:52,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:52,141 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:52,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:52,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:52,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:48:52,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:52,142 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:52,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:48:52,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:52,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:48:52,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:52,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-28 16:48:52,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:52,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:52,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:52,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:52,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:52,172 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:52,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:52,172 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:52,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:52,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:48:52,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:52,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:52,206 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 14 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-10-28 16:48:52,206 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [577310431] [2020-10-28 16:48:52,206 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:48:52,206 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-28 16:48:52,207 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [508393649] [2020-10-28 16:48:52,207 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-28 16:48:52,207 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:48:52,208 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-28 16:48:52,208 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2020-10-28 16:48:52,208 INFO L87 Difference]: Start difference. First operand 329 states and 367 transitions. Second operand 11 states. [2020-10-28 16:48:52,880 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:48:54,660 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 16:48:55,089 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:48:55,490 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-28 16:48:55,877 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:48:57,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:48:57,866 INFO L93 Difference]: Finished difference Result 1086 states and 1418 transitions. [2020-10-28 16:48:57,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-10-28 16:48:57,867 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 145 [2020-10-28 16:48:57,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:48:57,874 INFO L225 Difference]: With dead ends: 1086 [2020-10-28 16:48:57,874 INFO L226 Difference]: Without dead ends: 785 [2020-10-28 16:48:57,876 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 168 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=205, Invalid=551, Unknown=0, NotChecked=0, Total=756 [2020-10-28 16:48:57,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 785 states. [2020-10-28 16:48:58,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 785 to 502. [2020-10-28 16:48:58,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 502 states. [2020-10-28 16:48:58,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 502 states and 558 transitions. [2020-10-28 16:48:58,013 INFO L78 Accepts]: Start accepts. Automaton has 502 states and 558 transitions. Word has length 145 [2020-10-28 16:48:58,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:48:58,014 INFO L481 AbstractCegarLoop]: Abstraction has 502 states and 558 transitions. [2020-10-28 16:48:58,014 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-28 16:48:58,014 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 558 transitions. [2020-10-28 16:48:58,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2020-10-28 16:48:58,017 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:48:58,017 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, 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] [2020-10-28 16:48:58,017 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-28 16:48:58,017 INFO L429 AbstractCegarLoop]: === Iteration 11 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:48:58,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:48:58,018 INFO L82 PathProgramCache]: Analyzing trace with hash 1168608899, now seen corresponding path program 1 times [2020-10-28 16:48:58,018 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:48:58,018 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [96536294] [2020-10-28 16:48:58,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:48:58,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:58,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:58,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:58,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:01,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:03,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:03,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 213 [2020-10-28 16:49:03,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 16:49:03,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-28 16:49:03,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:03,044 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:03,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:49:03,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 57 [2020-10-28 16:49:03,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 114 [2020-10-28 16:49:03,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:03,411 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:49:03,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:49:03,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:03,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:03,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:03,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:03,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:03,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-28 16:49:03,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:03,453 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:03,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:03,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:03,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:03,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:03,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:49:03,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:03,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:03,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:03,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:49:03,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:03,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:03,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:03,465 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:03,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:03,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:03,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:03,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:03,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:49:03,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:03,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:03,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:03,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:49:03,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:03,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:03,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:03,467 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:03,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:03,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:03,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:03,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:03,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:49:03,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:03,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:03,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:03,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:03,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:03,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:03,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:03,470 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:03,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:03,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:03,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:03,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:03,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:49:03,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:03,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:03,473 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:03,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:49:03,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:03,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:03,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:03,473 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:03,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:03,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:03,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:03,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:03,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:49:03,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:03,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:03,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:03,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:03,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:03,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:03,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:03,483 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:03,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:03,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:03,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:03,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:03,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-28 16:49:03,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:03,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:03,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:03,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:03,502 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:03,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:49:03,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:03,502 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:03,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:49:03,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:03,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:49:03,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:03,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-28 16:49:03,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:03,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:03,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:03,538 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-28 16:49:03,538 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:03,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 16:49:03,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:03,539 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:03,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:49:03,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:03,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 67 [2020-10-28 16:49:03,539 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:03,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:49:03,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:03,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:03,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:03,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 16:49:03,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:03,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:49:03,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:03,557 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:03,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:03,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:03,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:03,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:03,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:49:03,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:03,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:03,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:03,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 16:49:03,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:03,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:49:03,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:03,564 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:03,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:03,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:03,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:03,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:03,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:49:03,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:03,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:03,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:03,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:49:03,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:03,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:49:03,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:03,570 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:03,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:03,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:03,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:03,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:03,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:49:03,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:03,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:03,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:03,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:49:03,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:03,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:03,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:03,574 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:03,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:03,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:03,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:03,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:03,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:49:03,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:03,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:03,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:03,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:03,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:03,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:03,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:03,577 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:03,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:03,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:03,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:03,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:03,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 16:49:03,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:03,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:03,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:03,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 16:49:03,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:03,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:49:03,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:03,584 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:03,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:03,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:03,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:03,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:03,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:49:03,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:03,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:03,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:03,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:03,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:03,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:03,588 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:03,588 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:03,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:03,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:03,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:03,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:03,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 16:49:03,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:03,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:03,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:03,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:03,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:03,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:03,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:03,592 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:03,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:03,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:03,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:03,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:03,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-28 16:49:03,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:03,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:03,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:03,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:03,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:03,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:49:03,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:03,622 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:03,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:49:03,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:03,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:49:03,623 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:03,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-28 16:49:03,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:03,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:03,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:03,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-28 16:49:03,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:03,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 16:49:03,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:03,641 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:03,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:49:03,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 16:49:03,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-28 16:49:03,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:03,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:49:03,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:03,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:03,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:03,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:49:03,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:03,691 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 16:49:03,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:03,691 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:03,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:49:03,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:03,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 16:49:03,692 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:03,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:49:03,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:03,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:03,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:03,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:03,731 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:03,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:49:03,731 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:03,731 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:03,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 16:49:03,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:03,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:49:03,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:03,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 16:49:03,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:03,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:03,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:03,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 16:49:03,753 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:03,753 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:49:03,753 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:03,753 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:03,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:49:03,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:03,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 16:49:03,754 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:03,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:49:03,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:03,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:03,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:03,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:49:03,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:03,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:03,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:03,757 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:03,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:03,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:03,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:03,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:03,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-28 16:49:03,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:03,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:03,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:03,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:03,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:03,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:03,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:03,762 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:03,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:03,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:49:03,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:03,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:03,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-28 16:49:03,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:03,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:03,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:03,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:03,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:03,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:03,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:03,765 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:03,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:03,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:49:03,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:03,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:03,795 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 21 proven. 3 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-10-28 16:49:03,795 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [96536294] [2020-10-28 16:49:03,795 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:49:03,796 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-28 16:49:03,796 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1778464172] [2020-10-28 16:49:03,796 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-28 16:49:03,796 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:49:03,797 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-28 16:49:03,797 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2020-10-28 16:49:03,797 INFO L87 Difference]: Start difference. First operand 502 states and 558 transitions. Second operand 15 states. [2020-10-28 16:49:04,481 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:49:05,623 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:49:07,032 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:49:07,552 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:49:09,468 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:49:09,903 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:49:10,343 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:49:10,776 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:49:11,217 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:49:11,628 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:49:12,110 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:49:12,553 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:49:14,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:49:14,915 INFO L93 Difference]: Finished difference Result 1175 states and 1495 transitions. [2020-10-28 16:49:14,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2020-10-28 16:49:14,916 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 149 [2020-10-28 16:49:14,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:49:14,917 INFO L225 Difference]: With dead ends: 1175 [2020-10-28 16:49:14,918 INFO L226 Difference]: Without dead ends: 0 [2020-10-28 16:49:14,923 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 789 ImplicationChecksByTransitivity, 5.9s TimeCoverageRelationStatistics Valid=532, Invalid=2224, Unknown=0, NotChecked=0, Total=2756 [2020-10-28 16:49:14,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-28 16:49:14,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-28 16:49:14,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-28 16:49:14,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-28 16:49:14,924 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 149 [2020-10-28 16:49:14,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:49:14,924 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-28 16:49:14,924 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-28 16:49:14,924 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-28 16:49:14,924 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-28 16:49:14,924 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-28 16:49:14,927 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-28 16:49:15,091 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 218 [2020-10-28 16:49:15,229 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 218 [2020-10-28 16:49:15,377 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 219 [2020-10-28 16:49:15,510 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 219 [2020-10-28 16:49:15,683 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 23 [2020-10-28 16:49:15,802 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 219 [2020-10-28 16:49:15,926 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 219 [2020-10-28 16:49:16,049 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 219 [2020-10-28 16:49:16,216 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 25 [2020-10-28 16:49:16,326 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 219 [2020-10-28 16:49:16,982 WARN L193 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 290 DAG size of output: 247 [2020-10-28 16:49:17,562 WARN L193 SmtUtils]: Spent 526.00 ms on a formula simplification. DAG size of input: 290 DAG size of output: 247 [2020-10-28 16:49:18,395 WARN L193 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 290 DAG size of output: 247 [2020-10-28 16:49:19,027 WARN L193 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 290 DAG size of output: 247 [2020-10-28 16:49:20,094 WARN L193 SmtUtils]: Spent 765.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 295 [2020-10-28 16:49:21,813 WARN L193 SmtUtils]: Spent 784.00 ms on a formula simplification. DAG size of input: 328 DAG size of output: 314 [2020-10-28 16:49:24,057 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 28 [2020-10-28 16:49:24,245 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 28 [2020-10-28 16:49:24,518 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 233 [2020-10-28 16:49:24,744 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 233 [2020-10-28 16:49:24,996 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 28 [2020-10-28 16:49:25,202 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 233 [2020-10-28 16:49:25,368 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 28 [2020-10-28 16:49:25,563 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 233 [2020-10-28 16:49:26,915 WARN L193 SmtUtils]: Spent 762.00 ms on a formula simplification. DAG size of input: 330 DAG size of output: 316 [2020-10-28 16:49:27,792 WARN L193 SmtUtils]: Spent 600.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 292 [2020-10-28 16:49:28,527 WARN L193 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 292 [2020-10-28 16:49:30,402 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 195 DAG size of output: 41 [2020-10-28 16:49:32,011 WARN L193 SmtUtils]: Spent 1.60 s on a formula simplification. DAG size of input: 177 DAG size of output: 28 [2020-10-28 16:49:32,355 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 1 [2020-10-28 16:49:32,728 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 31 [2020-10-28 16:49:34,502 WARN L193 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 242 DAG size of output: 42 [2020-10-28 16:49:34,613 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 26 [2020-10-28 16:49:34,869 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 1 [2020-10-28 16:49:35,293 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 31 [2020-10-28 16:49:35,559 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 1 [2020-10-28 16:49:35,931 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 31 [2020-10-28 16:49:36,304 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 31 [2020-10-28 16:49:37,387 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 171 DAG size of output: 26 [2020-10-28 16:49:38,945 WARN L193 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 178 DAG size of output: 30 [2020-10-28 16:49:39,319 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:49:40,901 WARN L193 SmtUtils]: Spent 1.58 s on a formula simplification. DAG size of input: 263 DAG size of output: 43 [2020-10-28 16:49:42,540 WARN L193 SmtUtils]: Spent 1.63 s on a formula simplification. DAG size of input: 186 DAG size of output: 38 [2020-10-28 16:49:42,876 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 1 [2020-10-28 16:49:44,507 WARN L193 SmtUtils]: Spent 1.62 s on a formula simplification. DAG size of input: 178 DAG size of output: 30 [2020-10-28 16:49:45,574 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 165 DAG size of output: 23 [2020-10-28 16:49:46,681 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 173 DAG size of output: 27 [2020-10-28 16:49:47,737 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 182 DAG size of output: 38 [2020-10-28 16:49:48,080 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 1 [2020-10-28 16:49:49,678 WARN L193 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 175 DAG size of output: 30 [2020-10-28 16:49:50,902 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 188 DAG size of output: 37 [2020-10-28 16:49:51,904 WARN L193 SmtUtils]: Spent 995.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 28 [2020-10-28 16:49:53,173 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 173 DAG size of output: 27 [2020-10-28 16:49:53,641 WARN L193 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 31 [2020-10-28 16:49:54,550 WARN L193 SmtUtils]: Spent 906.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 21 [2020-10-28 16:49:54,919 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 31 [2020-10-28 16:49:55,288 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 31 [2020-10-28 16:49:56,919 WARN L193 SmtUtils]: Spent 1.63 s on a formula simplification. DAG size of input: 186 DAG size of output: 30 [2020-10-28 16:49:57,186 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 1 [2020-10-28 16:49:57,555 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 31 [2020-10-28 16:49:57,971 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 27 [2020-10-28 16:49:59,596 WARN L193 SmtUtils]: Spent 1.62 s on a formula simplification. DAG size of input: 265 DAG size of output: 43 [2020-10-28 16:49:59,931 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 21 [2020-10-28 16:50:00,268 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 1 [2020-10-28 16:50:00,611 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 31 [2020-10-28 16:50:00,860 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 1 [2020-10-28 16:50:01,989 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 175 DAG size of output: 31 [2020-10-28 16:50:03,897 WARN L193 SmtUtils]: Spent 1.90 s on a formula simplification. DAG size of input: 231 DAG size of output: 43 [2020-10-28 16:50:04,978 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 171 DAG size of output: 26 [2020-10-28 16:50:05,975 WARN L193 SmtUtils]: Spent 992.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 28 [2020-10-28 16:50:07,837 WARN L193 SmtUtils]: Spent 1.86 s on a formula simplification. DAG size of input: 231 DAG size of output: 43 [2020-10-28 16:50:08,185 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 31 [2020-10-28 16:50:09,082 WARN L193 SmtUtils]: Spent 873.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 19 [2020-10-28 16:50:10,084 WARN L193 SmtUtils]: Spent 967.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 31 [2020-10-28 16:50:11,627 WARN L193 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 186 DAG size of output: 30 [2020-10-28 16:50:11,632 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-28 16:50:11,632 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-28 16:50:11,633 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-28 16:50:11,633 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-28 16:50:11,633 INFO L274 CegarLoopResult]: For program point L669(lines 669 673) no Hoare annotation was computed. [2020-10-28 16:50:11,633 INFO L274 CegarLoopResult]: For program point L669-1(lines 669 673) no Hoare annotation was computed. [2020-10-28 16:50:11,633 INFO L274 CegarLoopResult]: For program point L664(line 664) no Hoare annotation was computed. [2020-10-28 16:50:11,633 INFO L274 CegarLoopResult]: For program point L663-2(lines 663 684) no Hoare annotation was computed. [2020-10-28 16:50:11,633 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 638 693) no Hoare annotation was computed. [2020-10-28 16:50:11,634 INFO L274 CegarLoopResult]: For program point L685(lines 662 686) no Hoare annotation was computed. [2020-10-28 16:50:11,634 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 638 693) no Hoare annotation was computed. [2020-10-28 16:50:11,634 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 638 693) no Hoare annotation was computed. [2020-10-28 16:50:11,634 INFO L274 CegarLoopResult]: For program point L726(lines 726 730) no Hoare annotation was computed. [2020-10-28 16:50:11,634 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 694 753) no Hoare annotation was computed. [2020-10-28 16:50:11,634 INFO L274 CegarLoopResult]: For program point L726-1(lines 726 730) no Hoare annotation was computed. [2020-10-28 16:50:11,634 INFO L274 CegarLoopResult]: For program point L721(line 721) no Hoare annotation was computed. [2020-10-28 16:50:11,635 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 694 753) no Hoare annotation was computed. [2020-10-28 16:50:11,635 INFO L274 CegarLoopResult]: For program point L720-2(lines 720 745) no Hoare annotation was computed. [2020-10-28 16:50:11,635 INFO L274 CegarLoopResult]: For program point L746(lines 719 747) no Hoare annotation was computed. [2020-10-28 16:50:11,635 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 694 753) no Hoare annotation was computed. [2020-10-28 16:50:11,635 INFO L274 CegarLoopResult]: For program point L739(line 739) no Hoare annotation was computed. [2020-10-28 16:50:11,635 INFO L274 CegarLoopResult]: For program point L739-1(line 739) no Hoare annotation was computed. [2020-10-28 16:50:11,635 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 113 119) the Hoare annotation is: true [2020-10-28 16:50:11,635 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 113 119) no Hoare annotation was computed. [2020-10-28 16:50:11,635 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 120 128) no Hoare annotation was computed. [2020-10-28 16:50:11,635 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 120 128) the Hoare annotation is: true [2020-10-28 16:50:11,635 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 120 128) no Hoare annotation was computed. [2020-10-28 16:50:11,636 INFO L270 CegarLoopResult]: At program point L479(line 479) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~methAndRunningLastTime~0)|)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:50:11,636 INFO L270 CegarLoopResult]: At program point L479-1(line 479) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~methAndRunningLastTime~0)|)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:50:11,636 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 467 489) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~methAndRunningLastTime~0)|)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:50:11,636 INFO L274 CegarLoopResult]: For program point L477(lines 477 484) no Hoare annotation was computed. [2020-10-28 16:50:11,636 INFO L274 CegarLoopResult]: For program point L477-1(lines 477 484) no Hoare annotation was computed. [2020-10-28 16:50:11,636 INFO L274 CegarLoopResult]: For program point L475(line 475) no Hoare annotation was computed. [2020-10-28 16:50:11,637 INFO L270 CegarLoopResult]: At program point L474(line 474) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~methAndRunningLastTime~0)|)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:50:11,637 INFO L270 CegarLoopResult]: At program point L473(line 473) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~methAndRunningLastTime~0)|)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:50:11,637 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 467 489) no Hoare annotation was computed. [2020-10-28 16:50:11,637 INFO L270 CegarLoopResult]: At program point L473-1(line 473) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~methAndRunningLastTime~0)|)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:50:11,637 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 467 489) no Hoare annotation was computed. [2020-10-28 16:50:11,637 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 425 448) no Hoare annotation was computed. [2020-10-28 16:50:11,638 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 425 448) no Hoare annotation was computed. [2020-10-28 16:50:11,638 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 425 448) no Hoare annotation was computed. [2020-10-28 16:50:11,638 INFO L274 CegarLoopResult]: For program point L443(line 443) no Hoare annotation was computed. [2020-10-28 16:50:11,638 INFO L274 CegarLoopResult]: For program point L442(line 442) no Hoare annotation was computed. [2020-10-28 16:50:11,638 INFO L274 CegarLoopResult]: For program point L441(line 441) no Hoare annotation was computed. [2020-10-28 16:50:11,638 INFO L274 CegarLoopResult]: For program point L440(line 440) no Hoare annotation was computed. [2020-10-28 16:50:11,638 INFO L274 CegarLoopResult]: For program point L439(line 439) no Hoare annotation was computed. [2020-10-28 16:50:11,638 INFO L274 CegarLoopResult]: For program point L438(line 438) no Hoare annotation was computed. [2020-10-28 16:50:11,638 INFO L274 CegarLoopResult]: For program point L437(line 437) no Hoare annotation was computed. [2020-10-28 16:50:11,638 INFO L274 CegarLoopResult]: For program point L436(line 436) no Hoare annotation was computed. [2020-10-28 16:50:11,638 INFO L274 CegarLoopResult]: For program point L435(line 435) no Hoare annotation was computed. [2020-10-28 16:50:11,639 INFO L274 CegarLoopResult]: For program point L434(line 434) no Hoare annotation was computed. [2020-10-28 16:50:11,639 INFO L274 CegarLoopResult]: For program point L433(line 433) no Hoare annotation was computed. [2020-10-28 16:50:11,639 INFO L274 CegarLoopResult]: For program point L432(line 432) no Hoare annotation was computed. [2020-10-28 16:50:11,639 INFO L274 CegarLoopResult]: For program point L431(line 431) no Hoare annotation was computed. [2020-10-28 16:50:11,639 INFO L274 CegarLoopResult]: For program point L430(line 430) no Hoare annotation was computed. [2020-10-28 16:50:11,639 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 251 259) no Hoare annotation was computed. [2020-10-28 16:50:11,639 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 251 259) the Hoare annotation is: true [2020-10-28 16:50:11,639 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 251 259) no Hoare annotation was computed. [2020-10-28 16:50:11,639 INFO L274 CegarLoopResult]: For program point L290-1(line 290) no Hoare annotation was computed. [2020-10-28 16:50:11,639 INFO L274 CegarLoopResult]: For program point L279(lines 279 287) no Hoare annotation was computed. [2020-10-28 16:50:11,639 INFO L274 CegarLoopResult]: For program point L279-2(lines 279 287) no Hoare annotation was computed. [2020-10-28 16:50:11,639 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 260 295) no Hoare annotation was computed. [2020-10-28 16:50:11,639 INFO L274 CegarLoopResult]: For program point L267(lines 267 275) no Hoare annotation was computed. [2020-10-28 16:50:11,639 INFO L274 CegarLoopResult]: For program point L267-2(lines 267 275) no Hoare annotation was computed. [2020-10-28 16:50:11,639 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 260 295) no Hoare annotation was computed. [2020-10-28 16:50:11,640 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 260 295) no Hoare annotation was computed. [2020-10-28 16:50:11,640 INFO L274 CegarLoopResult]: For program point L290(line 290) no Hoare annotation was computed. [2020-10-28 16:50:11,640 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 106 112) no Hoare annotation was computed. [2020-10-28 16:50:11,640 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 106 112) the Hoare annotation is: true [2020-10-28 16:50:11,640 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 592 637) no Hoare annotation was computed. [2020-10-28 16:50:11,640 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 592 637) no Hoare annotation was computed. [2020-10-28 16:50:11,640 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 592 637) no Hoare annotation was computed. [2020-10-28 16:50:11,640 INFO L274 CegarLoopResult]: For program point L929(lines 929 930) no Hoare annotation was computed. [2020-10-28 16:50:11,640 INFO L274 CegarLoopResult]: For program point L925(lines 925 932) no Hoare annotation was computed. [2020-10-28 16:50:11,640 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 905 950) no Hoare annotation was computed. [2020-10-28 16:50:11,640 INFO L274 CegarLoopResult]: For program point L919(lines 919 939) no Hoare annotation was computed. [2020-10-28 16:50:11,640 INFO L274 CegarLoopResult]: For program point L919-1(lines 919 939) no Hoare annotation was computed. [2020-10-28 16:50:11,641 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 929 930) no Hoare annotation was computed. [2020-10-28 16:50:11,641 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 936 937) no Hoare annotation was computed. [2020-10-28 16:50:11,641 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 905 950) no Hoare annotation was computed. [2020-10-28 16:50:11,641 INFO L274 CegarLoopResult]: For program point L936(lines 936 937) no Hoare annotation was computed. [2020-10-28 16:50:11,641 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 905 950) no Hoare annotation was computed. [2020-10-28 16:50:11,641 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 456 466) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~methAndRunningLastTime~0)|)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:50:11,641 INFO L270 CegarLoopResult]: At program point L461(line 461) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~methAndRunningLastTime~0)|)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:50:11,641 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 456 466) no Hoare annotation was computed. [2020-10-28 16:50:11,641 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 456 466) no Hoare annotation was computed. [2020-10-28 16:50:11,641 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 240 250) the Hoare annotation is: true [2020-10-28 16:50:11,641 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 240 250) no Hoare annotation was computed. [2020-10-28 16:50:11,641 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 240 250) no Hoare annotation was computed. [2020-10-28 16:50:11,641 INFO L277 CegarLoopResult]: At program point L245(line 245) the Hoare annotation is: true [2020-10-28 16:50:11,642 INFO L274 CegarLoopResult]: For program point L245-1(line 245) no Hoare annotation was computed. [2020-10-28 16:50:11,642 INFO L270 CegarLoopResult]: At program point deactivatePumpENTRY(lines 232 239) the Hoare annotation is: (let ((.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1 .cse2) (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2))) [2020-10-28 16:50:11,642 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 232 239) no Hoare annotation was computed. [2020-10-28 16:50:11,642 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 232 239) no Hoare annotation was computed. [2020-10-28 16:50:11,642 INFO L274 CegarLoopResult]: For program point L575(lines 575 581) no Hoare annotation was computed. [2020-10-28 16:50:11,642 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 571 584) no Hoare annotation was computed. [2020-10-28 16:50:11,642 INFO L277 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 571 584) the Hoare annotation is: true [2020-10-28 16:50:11,642 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 571 584) no Hoare annotation was computed. [2020-10-28 16:50:11,642 INFO L270 CegarLoopResult]: At program point L218(line 218) the Hoare annotation is: (let ((.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (<= ~methAndRunningLastTime~0 0))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0))) (.cse6 (not (= |old(~pumpRunning~0)| 0))) (.cse7 (not (<= 0 ~methAndRunningLastTime~0)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse3 .cse2) (or .cse4 .cse3 .cse5 .cse2 .cse6 .cse7) (or .cse4 .cse1 .cse5 .cse2 .cse6 .cse7))) [2020-10-28 16:50:11,642 INFO L274 CegarLoopResult]: For program point L218-1(lines 199 223) no Hoare annotation was computed. [2020-10-28 16:50:11,643 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 199 223) no Hoare annotation was computed. [2020-10-28 16:50:11,643 INFO L270 CegarLoopResult]: At program point L213(line 213) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse0 (not (<= ~methAndRunningLastTime~0 0))) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (not (<= 0 ~methAndRunningLastTime~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (and (<= ~methaneLevelCritical~0 processEnvironment_~tmp~2) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) .cse5 .cse1 .cse2) (or .cse5 .cse6 .cse2) (or .cse0 .cse6 .cse2 .cse3 .cse4))) [2020-10-28 16:50:11,643 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 199 223) the Hoare annotation is: (let ((.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (<= ~methAndRunningLastTime~0 0))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (= 1 ~systemActive~0))) (.cse6 (not (= |old(~pumpRunning~0)| 0))) (.cse7 (not (<= 0 ~methAndRunningLastTime~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse2 .cse3) (or .cse5 .cse4 .cse2 .cse3 .cse6 .cse7) (or .cse5 .cse1 .cse2 .cse3 .cse6 .cse7))) [2020-10-28 16:50:11,643 INFO L270 CegarLoopResult]: At program point L209(line 209) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse5 (and (<= ~methaneLevelCritical~0 processEnvironment_~tmp~2) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse6 (not (<= 1 |old(~pumpRunning~0)|))) (.cse0 (not (<= ~methAndRunningLastTime~0 0))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (not (<= 0 ~methAndRunningLastTime~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse1 .cse2) (or .cse5 .cse6 .cse7 .cse2) (or .cse0 .cse7 .cse2 .cse3 .cse4))) [2020-10-28 16:50:11,643 INFO L274 CegarLoopResult]: For program point L207(lines 207 215) no Hoare annotation was computed. [2020-10-28 16:50:11,643 INFO L270 CegarLoopResult]: At program point L205(line 205) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (not (<= ~methAndRunningLastTime~0 0))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (not (<= 0 ~methAndRunningLastTime~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse1 .cse6 .cse2) (or .cse5 .cse7 .cse6 .cse2) (or .cse0 .cse7 .cse2 .cse3 .cse4))) [2020-10-28 16:50:11,643 INFO L274 CegarLoopResult]: For program point L205-1(line 205) no Hoare annotation was computed. [2020-10-28 16:50:11,643 INFO L274 CegarLoopResult]: For program point L203(lines 203 220) no Hoare annotation was computed. [2020-10-28 16:50:11,643 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 165 171) no Hoare annotation was computed. [2020-10-28 16:50:11,643 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 165 171) the Hoare annotation is: true [2020-10-28 16:50:11,643 INFO L270 CegarLoopResult]: At program point testENTRY(lines 327 392) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~methAndRunningLastTime~0)|)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:50:11,644 INFO L270 CegarLoopResult]: At program point L382(lines 337 384) the Hoare annotation is: (let ((.cse0 (= ~methaneLevelCritical~0 1)) (.cse8 (<= 1 ~pumpRunning~0)) (.cse1 (<= test_~splverifierCounter~0 0)) (.cse2 (<= 0 ~methAndRunningLastTime~0)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (<= ~methAndRunningLastTime~0 0)) (.cse5 (<= 0 ~pumpRunning~0)) (.cse6 (<= ~pumpRunning~0 0)) (.cse7 (= |old(~pumpRunning~0)| 0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse8 .cse0 .cse1 .cse3) (and .cse8 .cse1 .cse3 .cse2 .cse4 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= |old(~pumpRunning~0)| 0)) (and .cse1 (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (not (<= 0 |old(~methAndRunningLastTime~0)|)) (not (<= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= |old(~methAndRunningLastTime~0)| 0)))) [2020-10-28 16:50:11,644 INFO L270 CegarLoopResult]: At program point L349(line 349) the Hoare annotation is: (let ((.cse0 (= ~methaneLevelCritical~0 1)) (.cse8 (<= 1 ~pumpRunning~0)) (.cse1 (<= test_~splverifierCounter~0 0)) (.cse2 (<= 0 ~methAndRunningLastTime~0)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (<= ~methAndRunningLastTime~0 0)) (.cse5 (<= 0 ~pumpRunning~0)) (.cse6 (<= ~pumpRunning~0 0)) (.cse7 (= |old(~pumpRunning~0)| 0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse8 .cse0 .cse1 .cse3) (and .cse8 .cse1 .cse3 .cse2 .cse4 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= |old(~pumpRunning~0)| 0)) (and .cse1 (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (not (<= 0 |old(~methAndRunningLastTime~0)|)) (not (<= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= |old(~methAndRunningLastTime~0)| 0)))) [2020-10-28 16:50:11,644 INFO L274 CegarLoopResult]: For program point L347(lines 347 353) no Hoare annotation was computed. [2020-10-28 16:50:11,644 INFO L274 CegarLoopResult]: For program point L347-1(lines 347 353) no Hoare annotation was computed. [2020-10-28 16:50:11,644 INFO L274 CegarLoopResult]: For program point testFINAL(lines 327 392) no Hoare annotation was computed. [2020-10-28 16:50:11,644 INFO L274 CegarLoopResult]: For program point L339(lines 339 343) no Hoare annotation was computed. [2020-10-28 16:50:11,644 INFO L270 CegarLoopResult]: At program point L385(lines 336 386) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~methAndRunningLastTime~0)|)) (not (<= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:50:11,644 INFO L274 CegarLoopResult]: For program point L375(lines 375 379) no Hoare annotation was computed. [2020-10-28 16:50:11,645 INFO L270 CegarLoopResult]: At program point L375-2(lines 367 380) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse5 (= ~methaneLevelCritical~0 1)) (.cse1 (<= test_~splverifierCounter~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse6 (<= 0 ~methAndRunningLastTime~0)) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse7 (<= ~methAndRunningLastTime~0 0)) (.cse8 (<= 0 ~pumpRunning~0)) (.cse4 (= |old(~pumpRunning~0)| 0)) (.cse9 (<= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~methAndRunningLastTime~0)|)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse1 .cse2 .cse4) (and .cse5 .cse1 .cse2 .cse6 .cse7 .cse8 .cse4 .cse9) (and .cse1 .cse2 .cse6 .cse3 .cse7 .cse8 .cse4 .cse9) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= |old(~methAndRunningLastTime~0)| 0)))) [2020-10-28 16:50:11,645 INFO L274 CegarLoopResult]: For program point L338(lines 337 384) no Hoare annotation was computed. [2020-10-28 16:50:11,645 INFO L270 CegarLoopResult]: At program point L369(line 369) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse5 (= ~methaneLevelCritical~0 1)) (.cse1 (<= test_~splverifierCounter~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse6 (<= 0 ~methAndRunningLastTime~0)) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse7 (<= ~methAndRunningLastTime~0 0)) (.cse8 (<= 0 ~pumpRunning~0)) (.cse4 (= |old(~pumpRunning~0)| 0)) (.cse9 (<= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~methAndRunningLastTime~0)|)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse1 .cse2 .cse4) (and .cse5 .cse1 .cse2 .cse6 .cse7 .cse8 .cse4 .cse9) (and .cse1 .cse2 .cse6 .cse3 .cse7 .cse8 .cse4 .cse9) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= |old(~methAndRunningLastTime~0)| 0)))) [2020-10-28 16:50:11,645 INFO L274 CegarLoopResult]: For program point L367(lines 367 380) no Hoare annotation was computed. [2020-10-28 16:50:11,645 INFO L270 CegarLoopResult]: At program point L359(line 359) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 1)) (.cse6 (<= 0 ~pumpRunning~0)) (.cse7 (<= ~pumpRunning~0 0)) (.cse8 (= |old(~pumpRunning~0)| 0)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse2 (<= test_~splverifierCounter~0 0)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (<= 0 ~methAndRunningLastTime~0)) (.cse9 (= ~methaneLevelCritical~0 0)) (.cse5 (<= ~methAndRunningLastTime~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2 .cse3) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~methAndRunningLastTime~0)|)) (and .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse2 .cse9 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse2 .cse3 .cse4 .cse9 .cse5) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= |old(~methAndRunningLastTime~0)| 0)))) [2020-10-28 16:50:11,645 INFO L274 CegarLoopResult]: For program point L357(lines 357 363) no Hoare annotation was computed. [2020-10-28 16:50:11,645 INFO L274 CegarLoopResult]: For program point L357-1(lines 357 363) no Hoare annotation was computed. [2020-10-28 16:50:11,645 INFO L274 CegarLoopResult]: For program point testEXIT(lines 327 392) no Hoare annotation was computed. [2020-10-28 16:50:11,645 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 883 884) no Hoare annotation was computed. [2020-10-28 16:50:11,645 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 890 891) no Hoare annotation was computed. [2020-10-28 16:50:11,645 INFO L274 CegarLoopResult]: For program point L890(lines 890 891) no Hoare annotation was computed. [2020-10-28 16:50:11,646 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 859 904) no Hoare annotation was computed. [2020-10-28 16:50:11,646 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 859 904) no Hoare annotation was computed. [2020-10-28 16:50:11,646 INFO L274 CegarLoopResult]: For program point L883(lines 883 884) no Hoare annotation was computed. [2020-10-28 16:50:11,646 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 859 904) no Hoare annotation was computed. [2020-10-28 16:50:11,646 INFO L274 CegarLoopResult]: For program point L879(lines 879 886) no Hoare annotation was computed. [2020-10-28 16:50:11,646 INFO L274 CegarLoopResult]: For program point L873(lines 873 893) no Hoare annotation was computed. [2020-10-28 16:50:11,646 INFO L274 CegarLoopResult]: For program point L873-1(lines 873 893) no Hoare annotation was computed. [2020-10-28 16:50:11,646 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 62 90) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse3 (not (<= 0 ~pumpRunning~0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (and (or (not (<= 0 |old(~methAndRunningLastTime~0)|)) (not (<= 1 ~pumpRunning~0)) .cse0 .cse1 .cse2 (not (<= |old(~methAndRunningLastTime~0)| 0))) (or .cse0 .cse3 .cse1 .cse2 (not (<= ~pumpRunning~0 0))) (or .cse3 (not (= ~methaneLevelCritical~0 0)) .cse1 .cse2))) [2020-10-28 16:50:11,646 INFO L270 CegarLoopResult]: At program point L77(line 77) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (<= 0 ~pumpRunning~0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (<= 0 |old(~methAndRunningLastTime~0)|)) (not (<= 1 ~pumpRunning~0)) .cse2 .cse1 (not (<= |old(~methAndRunningLastTime~0)| 0))) (or .cse2 .cse0 .cse1 (not (<= ~pumpRunning~0 0))))) [2020-10-28 16:50:11,646 INFO L274 CegarLoopResult]: For program point L75(lines 75 81) no Hoare annotation was computed. [2020-10-28 16:50:11,646 INFO L274 CegarLoopResult]: For program point L74(lines 74 84) no Hoare annotation was computed. [2020-10-28 16:50:11,646 INFO L270 CegarLoopResult]: At program point L72(line 72) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse2 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (.cse3 (not (<= 0 ~pumpRunning~0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (<= 0 |old(~methAndRunningLastTime~0)|)) (not (<= 1 ~pumpRunning~0)) .cse0 .cse1 .cse2 (not (<= |old(~methAndRunningLastTime~0)| 0))) (or .cse0 .cse3 .cse1 .cse2 (not (<= ~pumpRunning~0 0))) (or .cse3 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2020-10-28 16:50:11,646 INFO L274 CegarLoopResult]: For program point L72-1(line 72) no Hoare annotation was computed. [2020-10-28 16:50:11,647 INFO L274 CegarLoopResult]: For program point L70(lines 70 87) no Hoare annotation was computed. [2020-10-28 16:50:11,647 INFO L274 CegarLoopResult]: For program point L70-1(lines 62 90) no Hoare annotation was computed. [2020-10-28 16:50:11,647 INFO L270 CegarLoopResult]: At program point L68(line 68) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse3 (not (<= 0 ~pumpRunning~0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (and (or (not (<= 0 |old(~methAndRunningLastTime~0)|)) (not (<= 1 ~pumpRunning~0)) .cse0 .cse1 .cse2 (not (<= |old(~methAndRunningLastTime~0)| 0))) (or .cse0 .cse3 .cse1 .cse2 (not (<= ~pumpRunning~0 0))) (or .cse3 (not (= ~methaneLevelCritical~0 0)) .cse1 .cse2))) [2020-10-28 16:50:11,647 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 62 90) no Hoare annotation was computed. [2020-10-28 16:50:11,647 INFO L274 CegarLoopResult]: For program point L68-1(line 68) no Hoare annotation was computed. [2020-10-28 16:50:11,647 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 54 61) the Hoare annotation is: (or (not (<= 0 |old(~methAndRunningLastTime~0)|)) (not (<= 0 ~pumpRunning~0)) (not (= ~methaneLevelCritical~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (not (<= ~pumpRunning~0 0)) (not (<= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:50:11,647 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 54 61) no Hoare annotation was computed. [2020-10-28 16:50:11,647 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 54 61) no Hoare annotation was computed. [2020-10-28 16:50:11,647 INFO L274 CegarLoopResult]: For program point L547-2(lines 547 555) no Hoare annotation was computed. [2020-10-28 16:50:11,647 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 539 561) no Hoare annotation was computed. [2020-10-28 16:50:11,647 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 539 561) no Hoare annotation was computed. [2020-10-28 16:50:11,647 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 539 561) no Hoare annotation was computed. [2020-10-28 16:50:11,647 INFO L274 CegarLoopResult]: For program point L547(lines 547 555) no Hoare annotation was computed. [2020-10-28 16:50:11,647 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 96 105) no Hoare annotation was computed. [2020-10-28 16:50:11,647 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 96 105) no Hoare annotation was computed. [2020-10-28 16:50:11,648 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 96 105) no Hoare annotation was computed. [2020-10-28 16:50:11,648 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 756 858) no Hoare annotation was computed. [2020-10-28 16:50:11,648 INFO L274 CegarLoopResult]: For program point L826(lines 804 827) no Hoare annotation was computed. [2020-10-28 16:50:11,648 INFO L274 CegarLoopResult]: For program point L785(lines 785 801) no Hoare annotation was computed. [2020-10-28 16:50:11,648 INFO L274 CegarLoopResult]: For program point L845(lines 845 852) no Hoare annotation was computed. [2020-10-28 16:50:11,648 INFO L274 CegarLoopResult]: For program point L806(lines 805 825) no Hoare annotation was computed. [2020-10-28 16:50:11,648 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 756 858) no Hoare annotation was computed. [2020-10-28 16:50:11,648 INFO L274 CegarLoopResult]: For program point L837(line 837) no Hoare annotation was computed. [2020-10-28 16:50:11,648 INFO L274 CegarLoopResult]: For program point L837-1(line 837) no Hoare annotation was computed. [2020-10-28 16:50:11,648 INFO L274 CegarLoopResult]: For program point L802(lines 802 843) no Hoare annotation was computed. [2020-10-28 16:50:11,648 INFO L274 CegarLoopResult]: For program point L821(line 821) no Hoare annotation was computed. [2020-10-28 16:50:11,649 INFO L274 CegarLoopResult]: For program point L821-1(line 821) no Hoare annotation was computed. [2020-10-28 16:50:11,649 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 756 858) no Hoare annotation was computed. [2020-10-28 16:50:11,649 INFO L274 CegarLoopResult]: For program point L780(lines 780 784) no Hoare annotation was computed. [2020-10-28 16:50:11,649 INFO L274 CegarLoopResult]: For program point L844(lines 844 855) no Hoare annotation was computed. [2020-10-28 16:50:11,649 INFO L274 CegarLoopResult]: For program point L807(lines 807 811) no Hoare annotation was computed. [2020-10-28 16:50:11,649 INFO L274 CegarLoopResult]: For program point L805-2(lines 805 825) no Hoare annotation was computed. [2020-10-28 16:50:11,649 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:50:11,649 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)|) (= |old(#length)| |#length|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#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~string44.offset| |old(#t~string44.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string77.offset| |old(#t~string77.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#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~string14.base| |old(#t~string14.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string77.base| |old(#t~string77.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-28 16:50:11,649 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:50:11,649 INFO L274 CegarLoopResult]: For program point activatePumpFINAL(lines 224 231) no Hoare annotation was computed. [2020-10-28 16:50:11,650 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 224 231) no Hoare annotation was computed. [2020-10-28 16:50:11,650 INFO L270 CegarLoopResult]: At program point activatePumpENTRY(lines 224 231) the Hoare annotation is: (let ((.cse0 (not (<= ~methAndRunningLastTime~0 0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (not (<= 0 ~methAndRunningLastTime~0)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2 .cse3 .cse4) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1 .cse2 .cse3 .cse4))) [2020-10-28 16:50:11,650 INFO L274 CegarLoopResult]: For program point L305(lines 305 309) no Hoare annotation was computed. [2020-10-28 16:50:11,650 INFO L274 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 296 314) no Hoare annotation was computed. [2020-10-28 16:50:11,650 INFO L277 CegarLoopResult]: At program point L303(line 303) the Hoare annotation is: true [2020-10-28 16:50:11,650 INFO L274 CegarLoopResult]: For program point L305-2(lines 305 309) no Hoare annotation was computed. [2020-10-28 16:50:11,650 INFO L274 CegarLoopResult]: For program point L303-1(line 303) no Hoare annotation was computed. [2020-10-28 16:50:11,650 INFO L277 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 296 314) the Hoare annotation is: true [2020-10-28 16:50:11,650 INFO L274 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 296 314) no Hoare annotation was computed. [2020-10-28 16:50:11,650 INFO L274 CegarLoopResult]: For program point getWaterLevelENTRY(lines 562 570) no Hoare annotation was computed. [2020-10-28 16:50:11,650 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 562 570) no Hoare annotation was computed. [2020-10-28 16:50:11,650 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 562 570) no Hoare annotation was computed. [2020-10-28 16:50:11,650 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 518 529) the Hoare annotation is: (let ((.cse3 (not (= |old(~methaneLevelCritical~0)| 1))) (.cse1 (not (= ~pumpRunning~0 0))) (.cse4 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (.cse6 (not (<= 1 ~pumpRunning~0))) (.cse0 (not (<= ~methAndRunningLastTime~0 0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse7 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse5 (not (<= 0 ~methAndRunningLastTime~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse2 .cse7 .cse4 .cse5) (or .cse6 .cse0 (= ~methaneLevelCritical~0 0) .cse2 .cse7 .cse5))) [2020-10-28 16:50:11,650 INFO L274 CegarLoopResult]: For program point L522-1(lines 518 529) no Hoare annotation was computed. [2020-10-28 16:50:11,651 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 518 529) no Hoare annotation was computed. [2020-10-28 16:50:11,651 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:50:11,651 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-28 16:50:11,651 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:50:11,651 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 530 538) the Hoare annotation is: true [2020-10-28 16:50:11,651 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 530 538) no Hoare annotation was computed. [2020-10-28 16:50:11,651 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 530 538) no Hoare annotation was computed. [2020-10-28 16:50:11,651 INFO L270 CegarLoopResult]: At program point L154(line 154) the Hoare annotation is: (let ((.cse9 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse10 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (let ((.cse6 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse8 (and .cse9 .cse10)) (.cse0 (not (<= 0 |old(~methAndRunningLastTime~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse2 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse9 .cse10)) (.cse3 (not (= 1 ~systemActive~0))) (.cse4 (not (= |old(~pumpRunning~0)| 0))) (.cse5 (not (<= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse3 .cse8) (or .cse6 .cse1 .cse8 .cse3) (or .cse0 .cse7 .cse2 .cse3 .cse4 .cse5)))) [2020-10-28 16:50:11,652 INFO L270 CegarLoopResult]: At program point L152(lines 152 158) the Hoare annotation is: (let ((.cse12 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse6 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (let ((.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (and (<= 0 ~pumpRunning~0) .cse6 (<= ~pumpRunning~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse7 (not (<= 0 |old(~methAndRunningLastTime~0)|))) (.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse8 (and .cse12 .cse5 .cse6)) (.cse2 (not (= 1 ~systemActive~0))) (.cse9 (not (= |old(~pumpRunning~0)| 0))) (.cse10 (and (<= 1 ~pumpRunning~0) .cse12 .cse6)) (.cse11 (not (<= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 (and .cse5 .cse6) .cse2 .cse3) (or .cse7 .cse4 .cse8 .cse2 .cse9 .cse10 .cse11) (or .cse7 .cse1 .cse8 .cse2 .cse9 .cse10 .cse11)))) [2020-10-28 16:50:11,652 INFO L270 CegarLoopResult]: At program point L147(line 147) the Hoare annotation is: (let ((.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (<= 0 |old(~methAndRunningLastTime~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse3 (not (= 1 ~systemActive~0))) (.cse6 (not (= |old(~pumpRunning~0)| 0))) (.cse7 (not (<= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse2 .cse3) (or .cse5 .cse1 .cse3 .cse6 .cse7) (or .cse5 .cse4 .cse3 .cse6 .cse7))) [2020-10-28 16:50:11,652 INFO L274 CegarLoopResult]: For program point L145(lines 144 163) no Hoare annotation was computed. [2020-10-28 16:50:11,652 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 141 164) the Hoare annotation is: (let ((.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (<= 0 |old(~methAndRunningLastTime~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse2 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (.cse3 (not (= 1 ~systemActive~0))) (.cse6 (not (= |old(~pumpRunning~0)| 0))) (.cse7 (not (<= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse2 .cse3) (or .cse5 .cse1 .cse2 .cse3 .cse6 .cse7) (or .cse5 .cse4 .cse2 .cse3 .cse6 .cse7))) [2020-10-28 16:50:11,652 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 141 164) no Hoare annotation was computed. [2020-10-28 16:50:11,652 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 141 164) no Hoare annotation was computed. [2020-10-28 16:50:11,652 INFO L274 CegarLoopResult]: For program point L416(line 416) no Hoare annotation was computed. [2020-10-28 16:50:11,652 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 395 424) no Hoare annotation was computed. [2020-10-28 16:50:11,652 INFO L277 CegarLoopResult]: At program point cleanupENTRY(lines 395 424) the Hoare annotation is: true [2020-10-28 16:50:11,652 INFO L274 CegarLoopResult]: For program point L409(lines 409 413) no Hoare annotation was computed. [2020-10-28 16:50:11,652 INFO L277 CegarLoopResult]: At program point L409-1(lines 409 413) the Hoare annotation is: true [2020-10-28 16:50:11,652 INFO L274 CegarLoopResult]: For program point L406(line 406) no Hoare annotation was computed. [2020-10-28 16:50:11,653 INFO L277 CegarLoopResult]: At program point L405-2(lines 405 419) the Hoare annotation is: true [2020-10-28 16:50:11,653 INFO L277 CegarLoopResult]: At program point L401(line 401) the Hoare annotation is: true [2020-10-28 16:50:11,653 INFO L274 CegarLoopResult]: For program point L401-1(line 401) no Hoare annotation was computed. [2020-10-28 16:50:11,653 INFO L277 CegarLoopResult]: At program point L420(lines 395 424) the Hoare annotation is: true [2020-10-28 16:50:11,653 INFO L274 CegarLoopResult]: For program point L498-1(lines 494 505) no Hoare annotation was computed. [2020-10-28 16:50:11,653 INFO L270 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 494 505) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~pumpRunning~0))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 1)) .cse2) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0)) .cse2))) [2020-10-28 16:50:11,653 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 494 505) no Hoare annotation was computed. [2020-10-28 16:50:11,653 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 449 455) no Hoare annotation was computed. [2020-10-28 16:50:11,653 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 449 455) the Hoare annotation is: true [2020-10-28 16:50:11,653 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:50:11,653 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= 0 ~methAndRunningLastTime~0) (= ~methaneLevelCritical~0 0) (<= ~methAndRunningLastTime~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) [2020-10-28 16:50:11,653 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-28 16:50:11,654 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:50:11,654 INFO L274 CegarLoopResult]: For program point startSystemEXIT(lines 315 322) no Hoare annotation was computed. [2020-10-28 16:50:11,654 INFO L270 CegarLoopResult]: At program point startSystemENTRY(lines 315 322) the Hoare annotation is: (let ((.cse2 (not (<= ~methAndRunningLastTime~0 0))) (.cse3 (not (= ~pumpRunning~0 0))) (.cse5 (not (<= 0 ~methAndRunningLastTime~0))) (.cse1 (= |old(~systemActive~0)| ~systemActive~0)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= |old(~systemActive~0)| 1))) (.cse7 (not (<= 1 ~pumpRunning~0))) (.cse6 (not (= ~methaneLevelCritical~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse1 .cse2 .cse6 .cse3 .cse5) (or .cse0 .cse1 .cse7 .cse4) (or .cse0 .cse7 .cse6 (= 1 ~systemActive~0)))) [2020-10-28 16:50:11,654 INFO L274 CegarLoopResult]: For program point startSystemFINAL(lines 315 322) no Hoare annotation was computed. [2020-10-28 16:50:11,654 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 173 197) the Hoare annotation is: (let ((.cse3 (not (<= ~methAndRunningLastTime~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0))) (.cse4 (not (= |old(~pumpRunning~0)| 0))) (.cse5 (not (<= 0 ~methAndRunningLastTime~0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2) (or .cse3 (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2 .cse4 .cse5) (or .cse3 .cse0 .cse1 .cse2 .cse4 .cse5))) [2020-10-28 16:50:11,654 INFO L270 CegarLoopResult]: At program point L192(line 192) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (<= ~methAndRunningLastTime~0 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (not (<= 0 ~methAndRunningLastTime~0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1) (or .cse2 .cse0 .cse1 .cse3 .cse4) (or .cse2 (not (= ~methaneLevelCritical~0 1)) .cse1 .cse3 .cse4))) [2020-10-28 16:50:11,654 INFO L274 CegarLoopResult]: For program point L192-1(lines 173 197) no Hoare annotation was computed. [2020-10-28 16:50:11,654 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 173 197) no Hoare annotation was computed. [2020-10-28 16:50:11,654 INFO L270 CegarLoopResult]: At program point L187(line 187) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (<= ~methAndRunningLastTime~0 0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (and (< 0 (+ processEnvironment__wrappee__highWaterSensor_~tmp~1 1)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= processEnvironment__wrappee__highWaterSensor_~tmp~1 0))) (.cse5 (not (<= 0 ~methAndRunningLastTime~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse1 .cse2) (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse2 .cse3 .cse4 .cse5))) [2020-10-28 16:50:11,654 INFO L270 CegarLoopResult]: At program point L183(line 183) the Hoare annotation is: (let ((.cse2 (not (<= ~methAndRunningLastTime~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse4 (not (= |old(~pumpRunning~0)| 0))) (.cse5 (not (<= 0 ~methAndRunningLastTime~0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse2 (not (= ~methaneLevelCritical~0 1)) .cse3 .cse1 .cse4 .cse5) (or .cse2 .cse0 .cse3 .cse1 .cse4 .cse5))) [2020-10-28 16:50:11,655 INFO L274 CegarLoopResult]: For program point L181(lines 181 189) no Hoare annotation was computed. [2020-10-28 16:50:11,655 INFO L270 CegarLoopResult]: At program point L179(line 179) the Hoare annotation is: (let ((.cse2 (not (<= ~methAndRunningLastTime~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse4 (not (= |old(~pumpRunning~0)| 0))) (.cse5 (not (<= 0 ~methAndRunningLastTime~0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse2 (not (= ~methaneLevelCritical~0 1)) .cse3 .cse1 .cse4 .cse5) (or .cse2 .cse0 .cse3 .cse1 .cse4 .cse5))) [2020-10-28 16:50:11,655 INFO L274 CegarLoopResult]: For program point L179-1(line 179) no Hoare annotation was computed. [2020-10-28 16:50:11,655 INFO L274 CegarLoopResult]: For program point L177(lines 177 194) no Hoare annotation was computed. [2020-10-28 16:50:11,655 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 506 517) no Hoare annotation was computed. [2020-10-28 16:50:11,655 INFO L274 CegarLoopResult]: For program point L510-1(lines 506 517) no Hoare annotation was computed. [2020-10-28 16:50:11,655 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 506 517) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= ~pumpRunning~0 0))) (.cse0 (not (<= 1 ~pumpRunning~0))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse4 (not (<= ~methAndRunningLastTime~0 0))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= 1 ~systemActive~0))) (.cse7 (not (<= 0 ~methAndRunningLastTime~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse4 .cse5 .cse6 .cse3 .cse7) (or .cse1 .cse4 .cse2 .cse5 .cse3 .cse7) (or .cse0 .cse1 .cse4 .cse6 .cse3 .cse7))) [2020-10-28 16:50:11,655 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 42 49) no Hoare annotation was computed. [2020-10-28 16:50:11,655 INFO L274 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-10-28 16:50:11,655 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 42 49) the Hoare annotation is: true [2020-10-28 16:50:11,655 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 42 49) no Hoare annotation was computed. [2020-10-28 16:50:11,676 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 04:50:11 BoogieIcfgContainer [2020-10-28 16:50:11,677 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-28 16:50:11,678 INFO L168 Benchmark]: Toolchain (without parser) took 169340.05 ms. Allocated memory was 125.8 MB in the beginning and 791.7 MB in the end (delta: 665.8 MB). Free memory was 100.7 MB in the beginning and 285.2 MB in the end (delta: -184.5 MB). Peak memory consumption was 492.4 MB. Max. memory is 8.0 GB. [2020-10-28 16:50:11,679 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 125.8 MB. Free memory is still 85.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-28 16:50:11,679 INFO L168 Benchmark]: CACSL2BoogieTranslator took 608.13 ms. Allocated memory is still 125.8 MB. Free memory was 100.1 MB in the beginning and 79.3 MB in the end (delta: 20.8 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. [2020-10-28 16:50:11,680 INFO L168 Benchmark]: Boogie Preprocessor took 99.15 ms. Allocated memory is still 125.8 MB. Free memory was 79.3 MB in the beginning and 75.3 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-28 16:50:11,680 INFO L168 Benchmark]: RCFGBuilder took 1518.71 ms. Allocated memory was 125.8 MB in the beginning and 151.0 MB in the end (delta: 25.2 MB). Free memory was 75.3 MB in the beginning and 94.6 MB in the end (delta: -19.3 MB). Peak memory consumption was 21.9 MB. Max. memory is 8.0 GB. [2020-10-28 16:50:11,681 INFO L168 Benchmark]: TraceAbstraction took 167098.50 ms. Allocated memory was 151.0 MB in the beginning and 791.7 MB in the end (delta: 640.7 MB). Free memory was 94.1 MB in the beginning and 285.2 MB in the end (delta: -191.2 MB). Peak memory consumption was 460.0 MB. Max. memory is 8.0 GB. [2020-10-28 16:50:11,688 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 125.8 MB. Free memory is still 85.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 608.13 ms. Allocated memory is still 125.8 MB. Free memory was 100.1 MB in the beginning and 79.3 MB in the end (delta: 20.8 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 99.15 ms. Allocated memory is still 125.8 MB. Free memory was 79.3 MB in the beginning and 75.3 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1518.71 ms. Allocated memory was 125.8 MB in the beginning and 151.0 MB in the end (delta: 25.2 MB). Free memory was 75.3 MB in the beginning and 94.6 MB in the end (delta: -19.3 MB). Peak memory consumption was 21.9 MB. Max. memory is 8.0 GB. * TraceAbstraction took 167098.50 ms. Allocated memory was 151.0 MB in the beginning and 791.7 MB in the end (delta: 640.7 MB). Free memory was 94.1 MB in the beginning and 285.2 MB in the end (delta: -191.2 MB). Peak memory consumption was 460.0 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: 890]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 883]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 929]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 936]: 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: 336]: Loop Invariant Derived loop invariant: ((((!(\old(systemActive) == 1) || !(\old(pumpRunning) <= 0)) || !(0 <= \old(methAndRunningLastTime))) || !(0 <= \old(pumpRunning))) || !(\old(methaneLevelCritical) == 0)) || !(\old(methAndRunningLastTime) <= 0) - InvariantResult [Line: 405]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 395]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 337]: Loop Invariant Derived loop invariant: ((((((((!(\old(systemActive) == 1) || (((((((methaneLevelCritical == 1 && splverifierCounter <= 0) && 0 <= methAndRunningLastTime) && 1 == systemActive) && methAndRunningLastTime <= 0) && 0 <= pumpRunning) && pumpRunning <= 0) && \old(pumpRunning) == 0)) || (((1 <= pumpRunning && methaneLevelCritical == 1) && splverifierCounter <= 0) && 1 == systemActive)) || (((((1 <= pumpRunning && splverifierCounter <= 0) && 1 == systemActive) && 0 <= methAndRunningLastTime) && methAndRunningLastTime <= 0) && \old(methaneLevelCritical) == methaneLevelCritical)) || !(\old(pumpRunning) <= 0)) || (((((((splverifierCounter <= 0 && methaneLevelCritical == 0) && 0 <= methAndRunningLastTime) && 1 == systemActive) && methAndRunningLastTime <= 0) && 0 <= pumpRunning) && pumpRunning <= 0) && \old(pumpRunning) == 0)) || !(0 <= \old(methAndRunningLastTime))) || !(0 <= \old(pumpRunning))) || !(\old(methaneLevelCritical) == 0)) || !(\old(methAndRunningLastTime) <= 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 246 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 110.2s, OverallIterations: 11, TraceHistogramMax: 3, AutomataDifference: 44.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 56.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1382 SDtfs, 3674 SDslu, 1410 SDs, 0 SdLazy, 7828 SolverSat, 2728 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 23.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 611 GetRequests, 423 SyntacticMatches, 2 SemanticMatches, 186 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1282 ImplicationChecksByTransitivity, 20.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=502occurred in iteration=10, 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, 11 MinimizatonAttempts, 1092 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 62 LocationsWithAnnotation, 1349 PreInvPairs, 1558 NumberOfFragments, 2962 HoareAnnotationTreeSize, 1349 FomulaSimplifications, 8470893583 FormulaSimplificationTreeSizeReduction, 14.1s HoareSimplificationTime, 62 FomulaSimplificationsInter, 127456558 FormulaSimplificationTreeSizeReductionInter, 42.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 63.0s InterpolantComputationTime, 1180 NumberOfCodeBlocks, 1180 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1169 ConstructedInterpolants, 0 QuantifiedInterpolants, 470965 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 5 PerfectInterpolantSequences, 233/249 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...