/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=DEEPEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_product54.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 22:12:39,040 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 22:12:39,043 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 22:12:39,104 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 22:12:39,105 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 22:12:39,113 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 22:12:39,115 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 22:12:39,120 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 22:12:39,123 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 22:12:39,131 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 22:12:39,133 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 22:12:39,136 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 22:12:39,136 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 22:12:39,139 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 22:12:39,143 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 22:12:39,145 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 22:12:39,146 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 22:12:39,147 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 22:12:39,159 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 22:12:39,161 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 22:12:39,163 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 22:12:39,164 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 22:12:39,166 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 22:12:39,166 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 22:12:39,169 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 22:12:39,170 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 22:12:39,170 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 22:12:39,171 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 22:12:39,171 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 22:12:39,172 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 22:12:39,173 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 22:12:39,174 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 22:12:39,174 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 22:12:39,175 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 22:12:39,176 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 22:12:39,177 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 22:12:39,177 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 22:12:39,178 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 22:12:39,178 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 22:12:39,179 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 22:12:39,180 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 22:12:39,181 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-27 22:12:39,208 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 22:12:39,208 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 22:12:39,210 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 22:12:39,210 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 22:12:39,210 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 22:12:39,210 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 22:12:39,211 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 22:12:39,211 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 22:12:39,211 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 22:12:39,211 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 22:12:39,212 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 22:12:39,212 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 22:12:39,212 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 22:12:39,212 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 22:12:39,212 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 22:12:39,213 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 22:12:39,213 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 22:12:39,213 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 22:12:39,213 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 22:12:39,213 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 22:12:39,214 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 22:12:39,214 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 22:12:39,214 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 22:12:39,214 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 22:12:39,215 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 22:12:39,215 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 22:12:39,215 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 22:12:39,215 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 22:12:39,215 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 22:12:39,216 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 22:12:39,585 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 22:12:39,613 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 22:12:39,617 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 22:12:39,618 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 22:12:39,619 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 22:12:39,620 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product54.cil.c [2020-10-27 22:12:39,703 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/bf9b56228/2001dff475ce452e9083ff3163985a8e/FLAGa24219aae [2020-10-27 22:12:40,567 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 22:12:40,568 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec3_product54.cil.c [2020-10-27 22:12:40,587 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/bf9b56228/2001dff475ce452e9083ff3163985a8e/FLAGa24219aae [2020-10-27 22:12:40,835 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/bf9b56228/2001dff475ce452e9083ff3163985a8e [2020-10-27 22:12:40,840 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 22:12:40,849 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 22:12:40,854 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 22:12:40,855 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 22:12:40,860 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 22:12:40,862 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 10:12:40" (1/1) ... [2020-10-27 22:12:40,867 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@211a7301 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:12:40, skipping insertion in model container [2020-10-27 22:12:40,867 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 10:12:40" (1/1) ... [2020-10-27 22:12:40,878 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 22:12:40,963 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 22:12:41,417 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 22:12:41,429 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 22:12:41,547 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 22:12:41,599 INFO L208 MainTranslator]: Completed translation [2020-10-27 22:12:41,600 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:12:41 WrapperNode [2020-10-27 22:12:41,600 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 22:12:41,601 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 22:12:41,601 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 22:12:41,601 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 22:12:41,615 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:12:41" (1/1) ... [2020-10-27 22:12:41,617 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:12:41" (1/1) ... [2020-10-27 22:12:41,658 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:12:41" (1/1) ... [2020-10-27 22:12:41,659 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:12:41" (1/1) ... [2020-10-27 22:12:41,718 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:12:41" (1/1) ... [2020-10-27 22:12:41,733 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:12:41" (1/1) ... [2020-10-27 22:12:41,742 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:12:41" (1/1) ... [2020-10-27 22:12:41,759 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 22:12:41,765 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 22:12:41,766 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 22:12:41,766 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 22:12:41,768 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:12:41" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 22:12:41,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 22:12:41,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 22:12:41,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 22:12:41,890 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 22:12:41,891 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-27 22:12:41,891 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-27 22:12:41,892 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-27 22:12:41,893 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-27 22:12:41,893 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-27 22:12:41,893 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-27 22:12:41,894 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-27 22:12:41,894 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-27 22:12:41,894 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 22:12:41,895 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 22:12:41,895 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 22:12:41,896 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 22:12:41,896 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 22:12:41,896 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 22:12:41,896 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-10-27 22:12:41,897 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 22:12:41,897 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 22:12:41,897 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 22:12:41,897 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 22:12:41,897 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 22:12:41,898 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 22:12:41,898 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 22:12:41,898 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 22:12:41,898 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 22:12:41,898 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 22:12:41,898 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 22:12:41,899 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 22:12:41,899 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-27 22:12:41,899 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-27 22:12:41,899 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-10-27 22:12:41,899 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-27 22:12:41,900 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-27 22:12:41,900 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-27 22:12:41,900 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-27 22:12:41,900 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-27 22:12:41,900 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-27 22:12:41,901 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-27 22:12:41,901 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-27 22:12:41,901 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-27 22:12:41,901 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 22:12:41,901 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 22:12:41,902 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 22:12:41,902 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 22:12:41,902 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 22:12:41,902 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 22:12:41,902 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-27 22:12:41,903 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-27 22:12:41,903 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-27 22:12:41,903 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-27 22:12:41,904 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-27 22:12:41,904 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-27 22:12:41,904 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-27 22:12:41,904 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-27 22:12:41,905 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 22:12:41,905 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 22:12:41,906 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-27 22:12:41,906 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 22:12:41,906 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 22:12:41,906 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 22:12:41,907 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 22:12:41,907 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 22:12:41,907 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 22:12:41,907 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 22:12:41,908 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 22:12:41,908 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 22:12:41,908 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-27 22:12:41,909 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-10-27 22:12:41,909 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 22:12:41,911 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 22:12:41,912 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 22:12:41,912 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 22:12:41,912 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 22:12:41,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 22:12:41,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 22:12:41,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 22:12:41,913 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 22:12:41,913 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 22:12:41,913 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 22:12:41,914 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 22:12:41,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 22:12:41,915 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 22:12:41,915 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 22:12:41,915 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 22:12:41,915 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-27 22:12:41,916 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-27 22:12:41,916 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-27 22:12:41,916 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-27 22:12:41,916 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-27 22:12:41,916 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-27 22:12:41,917 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-27 22:12:41,917 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-27 22:12:41,917 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-10-27 22:12:41,917 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-27 22:12:41,917 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 22:12:41,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 22:12:41,918 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 22:12:43,429 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 22:12:43,429 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-27 22:12:43,431 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 10:12:43 BoogieIcfgContainer [2020-10-27 22:12:43,432 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 22:12:43,434 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 22:12:43,434 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 22:12:43,438 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 22:12:43,438 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 10:12:40" (1/3) ... [2020-10-27 22:12:43,439 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@507858d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 10:12:43, skipping insertion in model container [2020-10-27 22:12:43,439 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:12:41" (2/3) ... [2020-10-27 22:12:43,440 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@507858d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 10:12:43, skipping insertion in model container [2020-10-27 22:12:43,440 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 10:12:43" (3/3) ... [2020-10-27 22:12:43,442 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product54.cil.c [2020-10-27 22:12:43,454 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 22:12:43,460 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 22:12:43,474 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 22:12:43,505 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 22:12:43,506 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 22:12:43,506 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 22:12:43,506 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 22:12:43,506 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 22:12:43,506 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 22:12:43,506 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 22:12:43,507 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 22:12:43,530 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states. [2020-10-27 22:12:43,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-10-27 22:12:43,542 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:12:43,543 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:12:43,544 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:12:43,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:12:43,550 INFO L82 PathProgramCache]: Analyzing trace with hash 1678625305, now seen corresponding path program 1 times [2020-10-27 22:12:43,560 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:12:43,560 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [914908563] [2020-10-27 22:12:43,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:12:43,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:44,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:44,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:44,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:47,196 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:47,198 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-27 22:12:47,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 22:12:47,198 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3260 [2020-10-27 22:12:47,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:47,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:47,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-27 22:12:47,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:47,209 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 10 [2020-10-27 22:12:47,656 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:12:47,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:12:47,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:47,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:47,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:47,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:12:47,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:47,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 57 [2020-10-27 22:12:47,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:47,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:47,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:47,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:47,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:47,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:12:47,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:47,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:47,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:47,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:12:47,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:47,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:12:47,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:47,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:47,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:47,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:47,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:47,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:12:47,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:47,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:47,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:47,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:12:47,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:47,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:12:47,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:47,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:47,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:47,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:47,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:47,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:12:47,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:47,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:47,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:47,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:12:47,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:47,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:12:47,800 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:47,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:47,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:47,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:47,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:47,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:12:47,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:47,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:47,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:47,820 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:12:47,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:47,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:12:47,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:47,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:47,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:47,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:47,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:47,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 22:12:47,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:47,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:47,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:47,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:12:47,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:47,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:12:47,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:47,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:47,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:12:47,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:47,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:47,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 22:12:47,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:47,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:47,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:47,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:12:47,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:47,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:12:47,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:47,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:47,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:12:47,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:47,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:47,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 22:12:47,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:47,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:47,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:47,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:12:47,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:47,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:12:47,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:47,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:47,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:12:47,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:47,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:47,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 22:12:47,876 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [914908563] [2020-10-27 22:12:47,879 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:12:47,879 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-27 22:12:47,880 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1267505311] [2020-10-27 22:12:47,887 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-27 22:12:47,888 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:12:47,903 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-27 22:12:47,904 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-27 22:12:47,906 INFO L87 Difference]: Start difference. First operand 200 states. Second operand 3 states. [2020-10-27 22:12:49,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:12:49,485 INFO L93 Difference]: Finished difference Result 355 states and 461 transitions. [2020-10-27 22:12:49,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-27 22:12:49,488 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2020-10-27 22:12:49,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:12:49,503 INFO L225 Difference]: With dead ends: 355 [2020-10-27 22:12:49,503 INFO L226 Difference]: Without dead ends: 189 [2020-10-27 22:12:49,508 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-27 22:12:49,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 189 states. [2020-10-27 22:12:49,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 189 to 154. [2020-10-27 22:12:49,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 154 states. [2020-10-27 22:12:49,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 182 transitions. [2020-10-27 22:12:49,619 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 182 transitions. Word has length 53 [2020-10-27 22:12:49,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:12:49,620 INFO L481 AbstractCegarLoop]: Abstraction has 154 states and 182 transitions. [2020-10-27 22:12:49,620 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-27 22:12:49,620 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 182 transitions. [2020-10-27 22:12:49,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-10-27 22:12:49,627 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:12:49,627 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:12:49,628 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 22:12:49,631 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:12:49,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:12:49,631 INFO L82 PathProgramCache]: Analyzing trace with hash 305687665, now seen corresponding path program 1 times [2020-10-27 22:12:49,632 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:12:49,632 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [622247126] [2020-10-27 22:12:49,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:12:49,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:49,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:49,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:49,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:53,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:53,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 88 [2020-10-27 22:12:53,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 22:12:53,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3446 [2020-10-27 22:12:53,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:53,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:12:53,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-27 22:12:53,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:12:53,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:53,510 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:12:53,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:12:53,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:53,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:53,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:53,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:12:53,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:53,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-27 22:12:53,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:53,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:53,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:53,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:53,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:53,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:12:53,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:53,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:53,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:53,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:12:53,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:53,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:12:53,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:53,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:53,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:53,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:53,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:53,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:12:53,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:53,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:53,592 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:53,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:12:53,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:53,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:12:53,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:53,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:53,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:53,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:53,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:53,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:12:53,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:53,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:53,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:53,597 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:12:53,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:53,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:12:53,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:53,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:53,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:53,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:53,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:53,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:12:53,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:53,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:53,602 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:53,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:12:53,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:53,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:12:53,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:53,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:53,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:53,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:53,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:53,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-27 22:12:53,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:53,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:53,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:53,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:12:53,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:53,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:12:53,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:53,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:53,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:12:53,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:53,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:53,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 22:12:53,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:53,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:53,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:53,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:12:53,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:53,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:12:53,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:53,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:53,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:12:53,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:53,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:53,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 22:12:53,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:53,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:53,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:53,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:12:53,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:53,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:12:53,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:53,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:53,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:12:53,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:53,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 22:12:53,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 22:12:53,633 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [622247126] [2020-10-27 22:12:53,634 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:12:53,634 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-27 22:12:53,634 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1216795017] [2020-10-27 22:12:53,636 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-27 22:12:53,637 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:12:53,638 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-27 22:12:53,638 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-27 22:12:53,638 INFO L87 Difference]: Start difference. First operand 154 states and 182 transitions. Second operand 4 states. [2020-10-27 22:12:54,279 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:12:55,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:12:55,466 INFO L93 Difference]: Finished difference Result 281 states and 344 transitions. [2020-10-27 22:12:55,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-27 22:12:55,466 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 54 [2020-10-27 22:12:55,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:12:55,470 INFO L225 Difference]: With dead ends: 281 [2020-10-27 22:12:55,470 INFO L226 Difference]: Without dead ends: 173 [2020-10-27 22:12:55,472 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-27 22:12:55,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2020-10-27 22:12:55,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 145. [2020-10-27 22:12:55,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states. [2020-10-27 22:12:55,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 170 transitions. [2020-10-27 22:12:55,535 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 170 transitions. Word has length 54 [2020-10-27 22:12:55,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:12:55,536 INFO L481 AbstractCegarLoop]: Abstraction has 145 states and 170 transitions. [2020-10-27 22:12:55,536 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-27 22:12:55,536 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 170 transitions. [2020-10-27 22:12:55,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-10-27 22:12:55,541 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:12:55,541 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:12:55,541 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 22:12:55,541 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:12:55,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:12:55,542 INFO L82 PathProgramCache]: Analyzing trace with hash -143308657, now seen corresponding path program 1 times [2020-10-27 22:12:55,542 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:12:55,542 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [963867011] [2020-10-27 22:12:55,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:12:55,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:55,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:55,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:57,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:57,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-27 22:12:57,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:12:57,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1544 [2020-10-27 22:12:57,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:57,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 22:12:57,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:12:57,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-10-27 22:12:57,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:57,520 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:12:57,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:12:57,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:57,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:57,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:57,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:12:57,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:57,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 83 [2020-10-27 22:12:57,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:57,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:12:57,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:57,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 22:12:57,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:57,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:12:57,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:57,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:57,650 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:57,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:12:57,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:57,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:12:57,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:57,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:12:57,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:57,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:12:57,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:57,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:12:57,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:57,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:57,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:57,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:12:57,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:57,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:12:57,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:57,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:12:57,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:57,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:12:57,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:57,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:12:57,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:57,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:57,667 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:57,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:12:57,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:57,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:12:57,668 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:57,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:12:57,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:57,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:12:57,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:57,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:12:57,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:57,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:57,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:57,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:12:57,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:57,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:12:57,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:57,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:12:57,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:57,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:12:57,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:57,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 22:12:57,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:57,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:57,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:57,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:12:57,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:57,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:12:57,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:57,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:57,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:12:57,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:57,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:57,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 22:12:57,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:57,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:57,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:57,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:12:57,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:57,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:12:57,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:57,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:57,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:12:57,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:57,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:57,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-27 22:12:57,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:57,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:57,693 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:57,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:12:57,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:57,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:12:57,693 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:57,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:57,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:12:57,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:57,694 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:57,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 22:12:57,704 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [963867011] [2020-10-27 22:12:57,705 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:12:57,705 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-27 22:12:57,705 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1693450896] [2020-10-27 22:12:57,706 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-27 22:12:57,706 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:12:57,706 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-27 22:12:57,706 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-27 22:12:57,707 INFO L87 Difference]: Start difference. First operand 145 states and 170 transitions. Second operand 5 states. [2020-10-27 22:12:58,155 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:12:59,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:12:59,571 INFO L93 Difference]: Finished difference Result 294 states and 362 transitions. [2020-10-27 22:12:59,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-27 22:12:59,572 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 59 [2020-10-27 22:12:59,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:12:59,577 INFO L225 Difference]: With dead ends: 294 [2020-10-27 22:12:59,577 INFO L226 Difference]: Without dead ends: 173 [2020-10-27 22:12:59,579 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 18 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-27 22:12:59,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2020-10-27 22:12:59,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 145. [2020-10-27 22:12:59,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states. [2020-10-27 22:12:59,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 169 transitions. [2020-10-27 22:12:59,654 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 169 transitions. Word has length 59 [2020-10-27 22:12:59,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:12:59,655 INFO L481 AbstractCegarLoop]: Abstraction has 145 states and 169 transitions. [2020-10-27 22:12:59,655 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-27 22:12:59,655 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 169 transitions. [2020-10-27 22:12:59,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2020-10-27 22:12:59,664 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:12:59,665 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:12:59,665 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 22:12:59,665 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:12:59,665 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:12:59,666 INFO L82 PathProgramCache]: Analyzing trace with hash -1441777703, now seen corresponding path program 1 times [2020-10-27 22:12:59,666 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:12:59,666 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1615669009] [2020-10-27 22:12:59,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:12:59,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:59,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:00,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:00,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:00,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:00,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:04,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:04,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 117 [2020-10-27 22:13:04,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 22:13:04,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-27 22:13:04,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:04,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:13:04,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 65 [2020-10-27 22:13:04,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:13:04,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:05,088 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:13:05,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:13:05,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:05,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:05,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:05,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:05,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:05,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-10-27 22:13:05,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:05,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:05,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:05,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:05,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:05,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:13:05,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:05,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:05,191 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:05,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:05,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:05,192 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:05,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:05,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:05,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:05,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:05,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:05,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:13:05,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:05,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:05,196 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:05,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:05,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:05,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:13:05,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:05,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:05,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:05,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:05,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:05,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:13:05,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:05,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:05,201 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:05,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:05,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:05,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:05,202 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:05,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:05,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:05,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:05,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:05,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:13:05,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:05,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:05,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:05,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:05,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:05,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:05,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:05,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:05,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:05,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:05,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:05,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 22:13:05,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:05,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:05,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:05,255 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:05,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-27 22:13:05,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:13:05,256 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-27 22:13:05,256 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:05,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:13:05,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 22:13:05,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:13:05,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:05,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:13:05,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:05,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:05,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:05,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-27 22:13:05,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:05,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:13:05,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:05,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:13:05,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-27 22:13:05,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:13:05,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 22:13:05,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:13:05,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:05,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:05,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:05,289 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:13:05,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:05,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:13:05,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:05,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:13:05,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 22:13:05,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 22:13:05,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:05,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:13:05,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:05,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:05,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:05,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:05,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:05,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:13:05,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:05,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:13:05,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:05,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:13:05,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:05,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-27 22:13:05,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:05,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:05,351 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:05,351 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:05,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:05,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:05,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:05,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:05,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:13:05,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:05,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:05,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-10-27 22:13:05,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:05,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:05,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:05,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:05,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:05,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:05,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:05,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:05,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:13:05,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:05,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:05,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2020-10-27 22:13:05,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:05,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:05,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:05,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:05,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:05,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:05,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:05,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:05,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:13:05,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:05,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:05,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 22:13:05,376 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1615669009] [2020-10-27 22:13:05,376 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:13:05,376 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-27 22:13:05,376 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [365517465] [2020-10-27 22:13:05,377 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-27 22:13:05,377 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:13:05,377 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-27 22:13:05,378 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-10-27 22:13:05,378 INFO L87 Difference]: Start difference. First operand 145 states and 169 transitions. Second operand 7 states. [2020-10-27 22:13:05,855 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:13:07,480 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:13:08,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:13:08,597 INFO L93 Difference]: Finished difference Result 411 states and 507 transitions. [2020-10-27 22:13:08,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-27 22:13:08,597 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 77 [2020-10-27 22:13:08,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:13:08,601 INFO L225 Difference]: With dead ends: 411 [2020-10-27 22:13:08,601 INFO L226 Difference]: Without dead ends: 290 [2020-10-27 22:13:08,603 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2020-10-27 22:13:08,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 290 states. [2020-10-27 22:13:08,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 290 to 245. [2020-10-27 22:13:08,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 245 states. [2020-10-27 22:13:08,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 245 states and 278 transitions. [2020-10-27 22:13:08,678 INFO L78 Accepts]: Start accepts. Automaton has 245 states and 278 transitions. Word has length 77 [2020-10-27 22:13:08,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:13:08,679 INFO L481 AbstractCegarLoop]: Abstraction has 245 states and 278 transitions. [2020-10-27 22:13:08,679 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-27 22:13:08,679 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 278 transitions. [2020-10-27 22:13:08,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2020-10-27 22:13:08,680 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:13:08,681 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:13:08,681 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 22:13:08,681 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:13:08,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:13:08,682 INFO L82 PathProgramCache]: Analyzing trace with hash -708887456, now seen corresponding path program 1 times [2020-10-27 22:13:08,682 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:13:08,682 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [793471685] [2020-10-27 22:13:08,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:13:08,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:08,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:08,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:10,210 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:10,210 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 135 [2020-10-27 22:13:10,210 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:13:10,210 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1498 [2020-10-27 22:13:10,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:10,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:13:10,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 79 [2020-10-27 22:13:10,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 41 [2020-10-27 22:13:10,211 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:10,589 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:13:10,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:13:10,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:10,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:10,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:10,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:10,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:10,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-27 22:13:10,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:10,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:10,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:10,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:10,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:10,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:13:10,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:10,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:10,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:10,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:10,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:10,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:13:10,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:10,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:10,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:10,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:10,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:10,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:13:10,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:10,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:10,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:10,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:10,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:10,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:13:10,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:10,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:10,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:10,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:10,644 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:10,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:13:10,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:10,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:10,647 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:10,647 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:10,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:10,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:10,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:10,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:10,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:10,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:10,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:10,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:13:10,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:10,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:10,651 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:10,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:10,652 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:10,652 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:10,652 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:10,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:10,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:10,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:10,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:10,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 22:13:10,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:10,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:10,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:10,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-27 22:13:10,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:10,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 22:13:10,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:10,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:13:10,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:10,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-27 22:13:10,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:10,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:13:10,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:10,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:10,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:10,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-27 22:13:10,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:10,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:13:10,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:10,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:13:10,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:10,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 22:13:10,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:10,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:13:10,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:10,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:10,714 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:10,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 22:13:10,715 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:10,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 22:13:10,715 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:10,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:13:10,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:10,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 22:13:10,716 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:10,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:13:10,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:10,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:10,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:10,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:13:10,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:10,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:13:10,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:10,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:13:10,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:10,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:13:10,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:10,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:13:10,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:10,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:10,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:10,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:13:10,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:10,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:13:10,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:10,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:13:10,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:10,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:13:10,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:10,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:13:10,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:10,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:10,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:10,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:10,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:10,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:10,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:10,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:13:10,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:10,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:13:10,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:10,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-27 22:13:10,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:10,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:10,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:10,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:10,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:10,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:13:10,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:10,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:13:10,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:10,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:13:10,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:13:10,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-27 22:13:10,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:10,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:10,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:10,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:10,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:10,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:13:10,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:10,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:13:10,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:10,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:13:10,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:10,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-27 22:13:10,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:10,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:10,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:10,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:10,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:10,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:10,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:10,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:10,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:13:10,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:10,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:10,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 22:13:10,838 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [793471685] [2020-10-27 22:13:10,838 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:13:10,838 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-27 22:13:10,839 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1283423804] [2020-10-27 22:13:10,840 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 22:13:10,841 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:13:10,841 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 22:13:10,841 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-27 22:13:10,841 INFO L87 Difference]: Start difference. First operand 245 states and 278 transitions. Second operand 8 states. [2020-10-27 22:13:11,367 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:13:13,161 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:13:13,639 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:13:14,018 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:13:14,379 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:13:16,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:13:16,228 INFO L93 Difference]: Finished difference Result 717 states and 901 transitions. [2020-10-27 22:13:16,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-27 22:13:16,229 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 91 [2020-10-27 22:13:16,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:13:16,235 INFO L225 Difference]: With dead ends: 717 [2020-10-27 22:13:16,235 INFO L226 Difference]: Without dead ends: 496 [2020-10-27 22:13:16,237 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2020-10-27 22:13:16,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 496 states. [2020-10-27 22:13:16,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 496 to 451. [2020-10-27 22:13:16,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 451 states. [2020-10-27 22:13:16,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 451 states and 529 transitions. [2020-10-27 22:13:16,360 INFO L78 Accepts]: Start accepts. Automaton has 451 states and 529 transitions. Word has length 91 [2020-10-27 22:13:16,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:13:16,361 INFO L481 AbstractCegarLoop]: Abstraction has 451 states and 529 transitions. [2020-10-27 22:13:16,361 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 22:13:16,361 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 529 transitions. [2020-10-27 22:13:16,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2020-10-27 22:13:16,363 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:13:16,363 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:13:16,363 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 22:13:16,364 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:13:16,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:13:16,364 INFO L82 PathProgramCache]: Analyzing trace with hash -898125147, now seen corresponding path program 1 times [2020-10-27 22:13:16,365 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:13:16,365 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1165989635] [2020-10-27 22:13:16,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:13:16,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:16,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:16,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:16,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 141 [2020-10-27 22:13:16,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:16,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 276 [2020-10-27 22:13:16,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:16,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:13:16,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 85 [2020-10-27 22:13:16,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:13:16,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:17,006 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:13:17,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:13:17,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:17,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:17,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:17,040 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:17,040 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:17,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-27 22:13:17,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:17,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:17,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:17,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:17,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:17,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:13:17,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:17,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:17,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:17,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:17,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:17,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:13:17,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:17,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:17,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:17,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:17,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:17,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:13:17,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:17,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:17,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:17,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:17,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:17,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:13:17,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:17,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:17,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:17,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:17,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:17,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:13:17,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:17,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:17,063 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:17,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:17,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:17,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:17,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:17,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:17,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:17,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:17,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:17,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:13:17,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:17,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:17,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:17,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:17,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:17,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:13:17,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:17,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:17,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:17,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:17,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:17,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 22:13:17,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:17,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:17,082 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:17,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:17,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:17,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:17,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:17,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:17,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:17,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:17,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:17,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 22:13:17,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:17,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:17,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:17,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-27 22:13:17,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:17,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 22:13:17,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:17,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:13:17,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-27 22:13:17,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:13:17,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:17,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:13:17,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:17,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:17,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:17,140 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-27 22:13:17,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:17,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 22:13:17,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:17,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:13:17,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 22:13:17,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:13:17,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:17,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:13:17,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:17,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:17,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:17,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 22:13:17,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:17,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-27 22:13:17,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:17,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:13:17,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 22:13:17,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:13:17,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 22:13:17,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:13:17,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:17,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:17,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:17,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:13:17,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:17,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 22:13:17,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:17,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:13:17,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 22:13:17,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:13:17,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:17,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:13:17,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:17,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:17,248 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:17,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:13:17,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:17,248 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:13:17,248 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:17,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:13:17,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:17,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:13:17,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:17,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:13:17,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:17,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:17,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:17,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:17,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:17,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:17,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:17,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:17,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 22:13:17,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:17,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:17,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-27 22:13:17,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:17,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:17,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:17,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:17,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:17,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:17,274 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:17,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:17,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:13:17,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:17,275 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:17,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-10-27 22:13:17,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:17,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:17,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:17,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:17,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:17,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:17,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:17,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:17,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:13:17,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:17,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:17,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 22:13:17,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:17,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:17,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:17,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:17,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:17,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:17,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:17,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:17,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:13:17,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:17,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:17,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 22:13:17,300 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1165989635] [2020-10-27 22:13:17,300 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:13:17,300 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-27 22:13:17,301 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1248936172] [2020-10-27 22:13:17,301 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 22:13:17,301 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:13:17,302 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 22:13:17,302 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-27 22:13:17,302 INFO L87 Difference]: Start difference. First operand 451 states and 529 transitions. Second operand 8 states. [2020-10-27 22:13:18,405 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:13:18,754 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:13:19,140 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:13:20,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:13:20,705 INFO L93 Difference]: Finished difference Result 962 states and 1194 transitions. [2020-10-27 22:13:20,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-27 22:13:20,706 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 95 [2020-10-27 22:13:20,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:13:20,710 INFO L225 Difference]: With dead ends: 962 [2020-10-27 22:13:20,710 INFO L226 Difference]: Without dead ends: 535 [2020-10-27 22:13:20,712 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-10-27 22:13:20,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 535 states. [2020-10-27 22:13:20,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 535 to 454. [2020-10-27 22:13:20,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 454 states. [2020-10-27 22:13:20,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 454 states and 532 transitions. [2020-10-27 22:13:20,834 INFO L78 Accepts]: Start accepts. Automaton has 454 states and 532 transitions. Word has length 95 [2020-10-27 22:13:20,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:13:20,835 INFO L481 AbstractCegarLoop]: Abstraction has 454 states and 532 transitions. [2020-10-27 22:13:20,835 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 22:13:20,835 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 532 transitions. [2020-10-27 22:13:20,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2020-10-27 22:13:20,837 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:13:20,837 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:13:20,837 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-27 22:13:20,838 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:13:20,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:13:20,838 INFO L82 PathProgramCache]: Analyzing trace with hash -1927484445, now seen corresponding path program 1 times [2020-10-27 22:13:20,838 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:13:20,839 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1692429214] [2020-10-27 22:13:20,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:13:20,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:20,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:21,228 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:21,228 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 141 [2020-10-27 22:13:21,228 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:21,228 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 363 [2020-10-27 22:13:21,229 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:21,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:13:21,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 89 [2020-10-27 22:13:21,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:13:21,229 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:21,558 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:13:21,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:13:21,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:21,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:21,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:21,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:21,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:21,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-27 22:13:21,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:21,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:21,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:21,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:21,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:21,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:13:21,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:21,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:21,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:21,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:21,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:21,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:21,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:21,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:21,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:21,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:21,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:21,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:13:21,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:21,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:21,620 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:21,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:21,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:21,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:13:21,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:21,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:21,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:21,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:21,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:21,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:13:21,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:21,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:21,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:21,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:21,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:21,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:21,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:21,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:21,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:21,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:21,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:21,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:13:21,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:21,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:21,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:21,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:21,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:21,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:21,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:21,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:21,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:21,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:21,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:21,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 22:13:21,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:21,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:21,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:21,642 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:21,642 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:21,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:21,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:21,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:21,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:21,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:21,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:21,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 22:13:21,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:21,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:21,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:21,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-27 22:13:21,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:21,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-27 22:13:21,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:21,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:13:21,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 22:13:21,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:13:21,676 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:21,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:13:21,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:21,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:21,702 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:21,702 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-27 22:13:21,702 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:21,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-27 22:13:21,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:21,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:13:21,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-27 22:13:21,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:13:21,703 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:21,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:13:21,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:21,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:21,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:21,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 22:13:21,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:21,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 22:13:21,726 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:21,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:13:21,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 22:13:21,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:13:21,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:21,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:13:21,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:21,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:21,771 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:21,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:13:21,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:21,772 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 22:13:21,772 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:21,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:13:21,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:21,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 22:13:21,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:21,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:13:21,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:21,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:21,817 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:21,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:13:21,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:21,818 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:21,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:21,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:21,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:21,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:21,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:21,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:13:21,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:21,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:21,830 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:21,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:21,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:21,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:13:21,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:21,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:21,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 22:13:21,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:21,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:21,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-27 22:13:21,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:21,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:21,838 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:21,838 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:21,838 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:21,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:21,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:21,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:21,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:13:21,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:21,839 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:21,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-10-27 22:13:21,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:21,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:21,843 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:21,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:21,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:21,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:21,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:21,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:21,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:13:21,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:21,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:21,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 22:13:21,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:21,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:21,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:21,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:21,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:21,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:21,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:21,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:21,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:13:21,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:21,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:21,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 22:13:21,869 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1692429214] [2020-10-27 22:13:21,870 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:13:21,870 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 22:13:21,870 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1140020178] [2020-10-27 22:13:21,871 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 22:13:21,872 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:13:21,872 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 22:13:21,872 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-27 22:13:21,872 INFO L87 Difference]: Start difference. First operand 454 states and 532 transitions. Second operand 9 states. [2020-10-27 22:13:23,003 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:13:23,381 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:13:23,758 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:13:24,110 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:13:25,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:13:25,581 INFO L93 Difference]: Finished difference Result 953 states and 1190 transitions. [2020-10-27 22:13:25,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-27 22:13:25,582 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 95 [2020-10-27 22:13:25,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:13:25,587 INFO L225 Difference]: With dead ends: 953 [2020-10-27 22:13:25,588 INFO L226 Difference]: Without dead ends: 523 [2020-10-27 22:13:25,595 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2020-10-27 22:13:25,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 523 states. [2020-10-27 22:13:25,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 523 to 447. [2020-10-27 22:13:25,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 447 states. [2020-10-27 22:13:25,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 447 states and 523 transitions. [2020-10-27 22:13:25,721 INFO L78 Accepts]: Start accepts. Automaton has 447 states and 523 transitions. Word has length 95 [2020-10-27 22:13:25,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:13:25,724 INFO L481 AbstractCegarLoop]: Abstraction has 447 states and 523 transitions. [2020-10-27 22:13:25,724 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 22:13:25,724 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 523 transitions. [2020-10-27 22:13:25,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2020-10-27 22:13:25,727 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:13:25,727 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:13:25,727 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-27 22:13:25,727 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:13:25,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:13:25,728 INFO L82 PathProgramCache]: Analyzing trace with hash -152986091, now seen corresponding path program 1 times [2020-10-27 22:13:25,729 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:13:25,729 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [513607601] [2020-10-27 22:13:25,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:13:25,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:25,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:26,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:26,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 142 [2020-10-27 22:13:26,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:26,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 340 [2020-10-27 22:13:26,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:26,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:13:26,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 98 [2020-10-27 22:13:26,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-27 22:13:26,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:26,505 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:13:26,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:13:26,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:26,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:26,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:26,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:26,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:26,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-27 22:13:26,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:26,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:26,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:26,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:26,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:26,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:13:26,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:26,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:26,554 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:26,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:26,555 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:26,555 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:13:26,555 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:26,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:26,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:26,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:26,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:26,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:13:26,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:26,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:26,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:26,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:26,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:26,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:13:26,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:26,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:26,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:26,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:26,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:26,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:13:26,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:26,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:26,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:26,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:26,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:26,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:26,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:26,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:26,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:26,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:26,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:26,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:13:26,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:26,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:26,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:26,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:26,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:26,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:13:26,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:26,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:26,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:26,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:26,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:26,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 22:13:26,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:26,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:26,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:26,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:26,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:26,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:26,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:26,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:26,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:26,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:26,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:26,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 22:13:26,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:26,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:26,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:26,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-27 22:13:26,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:26,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 22:13:26,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:26,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:13:26,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:26,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-27 22:13:26,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:26,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:13:26,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:26,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:26,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:26,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 22:13:26,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:26,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 22:13:26,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:26,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:13:26,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:26,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-27 22:13:26,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:26,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:13:26,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:26,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:26,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:26,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 22:13:26,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:26,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 22:13:26,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:26,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:13:26,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:26,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 22:13:26,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:26,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:13:26,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:26,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:26,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:26,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:13:26,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:26,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:13:26,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:26,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:26,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:26,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:26,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:26,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:13:26,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:26,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:26,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:26,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:13:26,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:26,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:26,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:26,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:26,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:26,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:26,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:26,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:13:26,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:26,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:26,683 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:26,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:26,684 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:26,684 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:13:26,684 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:26,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:13:26,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:26,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 22:13:26,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:26,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-27 22:13:26,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:26,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:26,693 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:26,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:26,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:26,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:26,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:26,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:13:26,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:26,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:13:26,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:26,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-27 22:13:26,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:26,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:26,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:26,699 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:26,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:26,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:26,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:26,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:13:26,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:26,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:13:26,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:26,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-27 22:13:26,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:26,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:26,708 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:26,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:26,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:26,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:13:26,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:26,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:13:26,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:26,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:13:26,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:26,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 22:13:26,742 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [513607601] [2020-10-27 22:13:26,742 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:13:26,742 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 22:13:26,743 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [257679330] [2020-10-27 22:13:26,743 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 22:13:26,743 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:13:26,744 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 22:13:26,744 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-27 22:13:26,744 INFO L87 Difference]: Start difference. First operand 447 states and 523 transitions. Second operand 9 states. [2020-10-27 22:13:28,446 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:13:29,289 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:13:29,798 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:13:30,255 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:13:31,350 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:13:32,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:13:32,166 INFO L93 Difference]: Finished difference Result 947 states and 1156 transitions. [2020-10-27 22:13:32,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-27 22:13:32,167 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 96 [2020-10-27 22:13:32,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:13:32,172 INFO L225 Difference]: With dead ends: 947 [2020-10-27 22:13:32,172 INFO L226 Difference]: Without dead ends: 524 [2020-10-27 22:13:32,174 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=92, Invalid=214, Unknown=0, NotChecked=0, Total=306 [2020-10-27 22:13:32,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 524 states. [2020-10-27 22:13:32,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 524 to 447. [2020-10-27 22:13:32,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 447 states. [2020-10-27 22:13:32,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 447 states and 514 transitions. [2020-10-27 22:13:32,303 INFO L78 Accepts]: Start accepts. Automaton has 447 states and 514 transitions. Word has length 96 [2020-10-27 22:13:32,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:13:32,303 INFO L481 AbstractCegarLoop]: Abstraction has 447 states and 514 transitions. [2020-10-27 22:13:32,303 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 22:13:32,303 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 514 transitions. [2020-10-27 22:13:32,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2020-10-27 22:13:32,307 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:13:32,307 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:13:32,307 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-27 22:13:32,308 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:13:32,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:13:32,308 INFO L82 PathProgramCache]: Analyzing trace with hash 1083347115, now seen corresponding path program 1 times [2020-10-27 22:13:32,308 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:13:32,309 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1312179669] [2020-10-27 22:13:32,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:13:32,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:32,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:32,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:32,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:36,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:37,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:37,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 206 [2020-10-27 22:13:37,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 22:13:37,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5016 [2020-10-27 22:13:37,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:37,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 22:13:37,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 155 [2020-10-27 22:13:37,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-27 22:13:37,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:37,746 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:13:37,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:13:37,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:37,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:37,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:37,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:37,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:37,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-27 22:13:37,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:37,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:37,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:37,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:37,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:37,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:13:37,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:37,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:37,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:37,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:37,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:37,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:13:37,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:37,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:37,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:37,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:37,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:37,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:13:37,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:37,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:37,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:37,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:37,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:37,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:13:37,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:37,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:37,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:37,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:37,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:37,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:13:37,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:37,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:37,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:37,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:37,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:37,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:37,802 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:37,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:37,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:37,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:37,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:37,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:13:37,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:37,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:37,805 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:37,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:37,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:37,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:13:37,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:37,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:37,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:37,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:37,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:37,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 22:13:37,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:37,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:37,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:37,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:37,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:37,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:37,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:37,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:37,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:37,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:37,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:37,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 22:13:37,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:37,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:37,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:37,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-27 22:13:37,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:37,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:13:37,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:37,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:37,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:37,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:37,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:37,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:13:37,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:37,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:37,875 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:37,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-27 22:13:37,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:37,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:13:37,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:37,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:37,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:37,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:37,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:37,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:13:37,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:37,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:37,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:37,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 22:13:37,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:37,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:13:37,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:37,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:37,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:37,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:37,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:37,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:13:37,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:37,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:37,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:37,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 22:13:37,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:37,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:13:37,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:37,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:37,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:37,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:37,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:37,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:13:37,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:37,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:37,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:37,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:13:37,902 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:37,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:13:37,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:37,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:37,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:37,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:37,903 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:37,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:13:37,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:37,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:37,906 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:37,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:13:37,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:37,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:37,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:37,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:37,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:37,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:37,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:37,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:13:37,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:37,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:37,911 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:37,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:37,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:37,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:37,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:37,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:37,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:37,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:37,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:37,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-27 22:13:37,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:37,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:37,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:37,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:13:37,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:37,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:37,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:37,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:37,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:37,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:37,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:37,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:13:37,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:37,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:37,923 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:37,923 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:37,923 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:37,923 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:13:37,923 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:37,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:37,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:37,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:37,924 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:37,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-27 22:13:37,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:37,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:37,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:37,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:37,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:37,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:37,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:37,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:37,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:37,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:37,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:37,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-27 22:13:37,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:37,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:37,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:37,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-27 22:13:37,954 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:37,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 22:13:37,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:37,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:13:37,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:37,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-27 22:13:37,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:38,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:13:38,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:38,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:38,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:38,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:13:38,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:38,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:13:38,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:38,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:13:38,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:38,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 22:13:38,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:38,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:13:38,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:38,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:38,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:38,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:38,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:38,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:38,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:38,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:13:38,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:38,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:13:38,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:38,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 22:13:38,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:38,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:38,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:38,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:38,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:38,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:13:38,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:38,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:13:38,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:38,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:13:38,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:38,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-27 22:13:38,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:38,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:38,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:38,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:38,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:38,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:13:38,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:38,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:13:38,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:38,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:13:38,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:38,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-27 22:13:38,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:38,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:38,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:38,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:38,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:38,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:38,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:38,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:38,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:13:38,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:38,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:38,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 22:13:38,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:38,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:38,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:38,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:38,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:38,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:13:38,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:38,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:38,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:13:38,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:38,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:38,178 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-10-27 22:13:38,178 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1312179669] [2020-10-27 22:13:38,178 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:13:38,179 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-27 22:13:38,179 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [58643776] [2020-10-27 22:13:38,179 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-27 22:13:38,179 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:13:38,180 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-27 22:13:38,180 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2020-10-27 22:13:38,180 INFO L87 Difference]: Start difference. First operand 447 states and 514 transitions. Second operand 14 states. [2020-10-27 22:13:39,740 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:13:41,477 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:13:41,980 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:13:42,365 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:13:42,810 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-27 22:13:43,252 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-27 22:13:44,570 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:13:44,942 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:13:45,385 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:13:45,818 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:13:46,253 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-27 22:13:46,668 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:13:47,090 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 216 [2020-10-27 22:13:47,577 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:13:49,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:13:49,230 INFO L93 Difference]: Finished difference Result 1378 states and 1747 transitions. [2020-10-27 22:13:49,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-10-27 22:13:49,230 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 144 [2020-10-27 22:13:49,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:13:49,237 INFO L225 Difference]: With dead ends: 1378 [2020-10-27 22:13:49,237 INFO L226 Difference]: Without dead ends: 955 [2020-10-27 22:13:49,240 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 51 SyntacticMatches, 1 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 178 ImplicationChecksByTransitivity, 6.1s TimeCoverageRelationStatistics Valid=202, Invalid=854, Unknown=0, NotChecked=0, Total=1056 [2020-10-27 22:13:49,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 955 states. [2020-10-27 22:13:49,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 955 to 810. [2020-10-27 22:13:49,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 810 states. [2020-10-27 22:13:49,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 810 states and 940 transitions. [2020-10-27 22:13:49,429 INFO L78 Accepts]: Start accepts. Automaton has 810 states and 940 transitions. Word has length 144 [2020-10-27 22:13:49,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:13:49,430 INFO L481 AbstractCegarLoop]: Abstraction has 810 states and 940 transitions. [2020-10-27 22:13:49,430 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-27 22:13:49,430 INFO L276 IsEmpty]: Start isEmpty. Operand 810 states and 940 transitions. [2020-10-27 22:13:49,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2020-10-27 22:13:49,434 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:13:49,435 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:13:49,435 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-27 22:13:49,435 INFO L429 AbstractCegarLoop]: === Iteration 10 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:13:49,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:13:49,436 INFO L82 PathProgramCache]: Analyzing trace with hash 1420296249, now seen corresponding path program 1 times [2020-10-27 22:13:49,436 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:13:49,436 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [996345344] [2020-10-27 22:13:49,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:13:49,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:49,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:49,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:49,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:50,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:54,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:54,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 230 [2020-10-27 22:13:54,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 22:13:54,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-27 22:13:54,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:54,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:13:54,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 179 [2020-10-27 22:13:54,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:13:54,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:54,854 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:13:54,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:13:54,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:54,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:54,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:54,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:54,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:54,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-27 22:13:54,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:54,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:54,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:54,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:54,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:54,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:13:54,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:54,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:54,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:54,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:54,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:54,901 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:13:54,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:54,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:54,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:54,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:54,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:54,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:13:54,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:54,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:54,904 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:54,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:54,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:54,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:13:54,905 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:54,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:54,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:54,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:54,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:54,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:13:54,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:54,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:54,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:54,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:54,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:54,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:13:54,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:54,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:54,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:54,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:54,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:54,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:13:54,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:54,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:54,911 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:54,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:54,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:54,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:13:54,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:54,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:54,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:54,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:54,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:54,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 22:13:54,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:54,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:54,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:54,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:54,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:54,934 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:54,934 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:54,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:54,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:54,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:54,935 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:54,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 22:13:54,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:54,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:54,959 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:54,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-27 22:13:54,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:54,960 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 22:13:54,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:54,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:54,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:54,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:54,961 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:54,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:13:54,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:54,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:54,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:54,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-27 22:13:54,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:54,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:13:54,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:54,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:54,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:54,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:54,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:54,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:13:54,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:54,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:54,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:54,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 22:13:54,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:54,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:13:54,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:54,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:54,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:54,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:54,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:54,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:13:54,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:54,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:54,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:54,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 22:13:54,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:55,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:13:55,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:55,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:55,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:55,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:55,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:55,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:13:55,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:55,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:55,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:55,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:13:55,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:55,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:13:55,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:55,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:55,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:55,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:55,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:55,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:13:55,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:55,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:55,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:55,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:13:55,011 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:55,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:55,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:55,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:55,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:55,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:55,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:55,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:13:55,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:55,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:55,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:55,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:55,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:55,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:55,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:55,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:55,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:55,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:55,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:55,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-27 22:13:55,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:55,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:55,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:55,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:13:55,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:55,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:55,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:55,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:55,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:55,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:55,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:55,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:13:55,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:55,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:55,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:55,043 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:55,043 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:55,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:13:55,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:55,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:55,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:55,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:55,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:55,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-27 22:13:55,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:55,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:55,057 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:55,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:55,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:55,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:55,058 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:55,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:55,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:55,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:55,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:55,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-27 22:13:55,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:55,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:55,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:55,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:13:55,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:55,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-27 22:13:55,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:55,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:13:55,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-10-27 22:13:55,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:13:55,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:55,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:13:55,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:55,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:55,134 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:55,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:13:55,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:55,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:13:55,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:55,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:55,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:55,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:55,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:55,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:13:55,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:55,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:55,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:55,140 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:55,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:55,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:55,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:55,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:55,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:55,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:55,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:55,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 22:13:55,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:55,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:55,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:55,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 22:13:55,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:55,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-27 22:13:55,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:55,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:13:55,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-27 22:13:55,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:13:55,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:55,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:13:55,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:55,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:55,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:55,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 22:13:55,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:55,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-27 22:13:55,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:55,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:13:55,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:55,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 22:13:55,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:55,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:13:55,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:55,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:55,284 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:55,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:55,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:55,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:55,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:55,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:55,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:55,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:55,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:55,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 22:13:55,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:55,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:55,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:55,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:55,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:55,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:55,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:55,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:55,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:13:55,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:55,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:55,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-27 22:13:55,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:55,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:55,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:55,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:55,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:55,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:13:55,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:55,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:55,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:13:55,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:55,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:55,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-27 22:13:55,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:55,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:55,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:55,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:55,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:55,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:55,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:55,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:55,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:13:55,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:55,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:55,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-10-27 22:13:55,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:55,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:55,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:55,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:55,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:55,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:55,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:55,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:55,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:13:55,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:55,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:55,361 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-10-27 22:13:55,362 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [996345344] [2020-10-27 22:13:55,362 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:13:55,362 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-27 22:13:55,362 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1144474928] [2020-10-27 22:13:55,363 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 22:13:55,363 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:13:55,363 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 22:13:55,364 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-10-27 22:13:55,364 INFO L87 Difference]: Start difference. First operand 810 states and 940 transitions. Second operand 10 states. [2020-10-27 22:13:57,766 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:13:58,206 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:13:58,610 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:13:58,991 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:13:59,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:13:59,488 INFO L93 Difference]: Finished difference Result 1749 states and 2144 transitions. [2020-10-27 22:13:59,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-27 22:13:59,488 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 162 [2020-10-27 22:13:59,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:13:59,496 INFO L225 Difference]: With dead ends: 1749 [2020-10-27 22:13:59,496 INFO L226 Difference]: Without dead ends: 963 [2020-10-27 22:13:59,499 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2020-10-27 22:13:59,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 963 states. [2020-10-27 22:13:59,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 963 to 830. [2020-10-27 22:13:59,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 830 states. [2020-10-27 22:13:59,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 830 states and 960 transitions. [2020-10-27 22:13:59,741 INFO L78 Accepts]: Start accepts. Automaton has 830 states and 960 transitions. Word has length 162 [2020-10-27 22:13:59,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:13:59,742 INFO L481 AbstractCegarLoop]: Abstraction has 830 states and 960 transitions. [2020-10-27 22:13:59,742 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 22:13:59,742 INFO L276 IsEmpty]: Start isEmpty. Operand 830 states and 960 transitions. [2020-10-27 22:13:59,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2020-10-27 22:13:59,746 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:13:59,747 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:13:59,747 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-27 22:13:59,747 INFO L429 AbstractCegarLoop]: === Iteration 11 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:13:59,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:13:59,748 INFO L82 PathProgramCache]: Analyzing trace with hash 2079827771, now seen corresponding path program 1 times [2020-10-27 22:13:59,748 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:13:59,748 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [18039328] [2020-10-27 22:13:59,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:13:59,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:59,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:00,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:00,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:04,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:04,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 230 [2020-10-27 22:14:04,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 22:14:04,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-27 22:14:04,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:04,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 22:14:04,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 114 [2020-10-27 22:14:04,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 93 [2020-10-27 22:14:04,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:05,218 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:14:05,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:14:05,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:05,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:05,255 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:05,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:05,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:05,256 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-27 22:14:05,256 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:05,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:05,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:05,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:05,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:05,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:14:05,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:05,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:05,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:05,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:14:05,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:05,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:05,271 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:05,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:05,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:05,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:05,272 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:05,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:14:05,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:05,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:05,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:05,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:14:05,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:05,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:05,274 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:05,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:05,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:05,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:05,275 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:05,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:14:05,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:05,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:05,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:05,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:05,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:05,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:05,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:05,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:05,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:05,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:05,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:05,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:14:05,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:05,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:05,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:05,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:14:05,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:05,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:05,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:05,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:05,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:05,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:05,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:05,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 22:14:05,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:05,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:05,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:05,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:05,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:05,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:05,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:05,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:05,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:05,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:05,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:05,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 22:14:05,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:05,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:05,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:05,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-27 22:14:05,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:05,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-27 22:14:05,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:05,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:14:05,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:05,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 60 [2020-10-27 22:14:05,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:05,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:14:05,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:05,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:05,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:05,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-27 22:14:05,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:05,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:14:05,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:05,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:05,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:05,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:05,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:05,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:14:05,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:05,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:05,413 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:05,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 22:14:05,413 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:05,413 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:14:05,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:05,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:05,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:05,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:05,414 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:05,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:14:05,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:05,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:05,432 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:05,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 22:14:05,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:05,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:14:05,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:05,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:05,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:05,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:05,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:05,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:14:05,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:05,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:05,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:05,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:14:05,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:05,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:14:05,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:05,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:05,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:05,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:05,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:05,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:14:05,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:05,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:05,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:05,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:14:05,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:05,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:05,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:05,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:05,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:05,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:05,453 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:05,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:14:05,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:05,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:05,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:05,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:05,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:05,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:14:05,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:05,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:05,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:05,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:05,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:05,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-27 22:14:05,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:05,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:05,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:05,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:14:05,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:05,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:14:05,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:05,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:14:05,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:05,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 22:14:05,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:05,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:14:05,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:05,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:05,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:05,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:05,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:05,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:14:05,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:05,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:14:05,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:05,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:14:05,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:05,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-27 22:14:05,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:05,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:05,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:05,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:05,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:05,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:14:05,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:05,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:14:05,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:05,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:14:05,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:05,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-27 22:14:05,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:05,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:05,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:05,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:05,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:14:05,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:14:05,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-27 22:14:05,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:05,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:14:05,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 22:14:05,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 41 [2020-10-27 22:14:05,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:05,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:14:05,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:05,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:05,725 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:05,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:14:05,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:05,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:14:05,726 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:05,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:14:05,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:05,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 22:14:05,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:05,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:14:05,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:05,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:05,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:05,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:05,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:05,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:05,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:05,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:14:05,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:05,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:14:05,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:05,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 22:14:05,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:05,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:05,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:05,807 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 22:14:05,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:05,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:14:05,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:05,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:14:05,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:05,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-27 22:14:05,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:05,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:14:05,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:05,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:05,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:05,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 22:14:05,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:05,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:14:05,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:05,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:05,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:05,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:05,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:05,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:14:05,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:05,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:05,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:05,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:05,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:05,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:05,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:05,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:05,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:05,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:05,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:05,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 22:14:05,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:05,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:05,822 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:05,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:05,823 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:05,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:05,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:05,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:05,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:05,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:05,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:05,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-27 22:14:05,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:05,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:05,831 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:05,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:05,832 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:05,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:14:05,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:05,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:14:05,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:05,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:14:05,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:05,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-27 22:14:05,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:05,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:05,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:05,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:05,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:05,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:05,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:05,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:05,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:14:05,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:05,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:05,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-10-27 22:14:05,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:05,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:05,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:05,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:05,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:05,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:05,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:05,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:05,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:14:05,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:05,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:05,887 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 17 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-10-27 22:14:05,887 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [18039328] [2020-10-27 22:14:05,888 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:14:05,888 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-10-27 22:14:05,888 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1238857880] [2020-10-27 22:14:05,888 INFO L461 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-27 22:14:05,889 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:14:05,889 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-27 22:14:05,889 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=235, Unknown=0, NotChecked=0, Total=272 [2020-10-27 22:14:05,890 INFO L87 Difference]: Start difference. First operand 830 states and 960 transitions. Second operand 17 states. [2020-10-27 22:14:06,569 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:14:07,731 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:14:09,620 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:14:10,103 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:14:10,908 WARN L193 SmtUtils]: Spent 744.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 209 [2020-10-27 22:14:11,302 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:14:12,104 WARN L193 SmtUtils]: Spent 712.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 211 [2020-10-27 22:14:12,921 WARN L193 SmtUtils]: Spent 768.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 215 [2020-10-27 22:14:14,485 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:14:14,880 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:14:15,279 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:14:15,679 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:14:16,093 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:14:16,820 WARN L193 SmtUtils]: Spent 682.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 211 [2020-10-27 22:14:17,237 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:14:18,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:14:18,364 INFO L93 Difference]: Finished difference Result 1705 states and 2117 transitions. [2020-10-27 22:14:18,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-10-27 22:14:18,364 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 162 [2020-10-27 22:14:18,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:14:18,371 INFO L225 Difference]: With dead ends: 1705 [2020-10-27 22:14:18,371 INFO L226 Difference]: Without dead ends: 870 [2020-10-27 22:14:18,374 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 257 ImplicationChecksByTransitivity, 8.0s TimeCoverageRelationStatistics Valid=264, Invalid=1218, Unknown=0, NotChecked=0, Total=1482 [2020-10-27 22:14:18,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 870 states. [2020-10-27 22:14:18,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 870 to 737. [2020-10-27 22:14:18,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 737 states. [2020-10-27 22:14:18,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 737 states and 831 transitions. [2020-10-27 22:14:18,566 INFO L78 Accepts]: Start accepts. Automaton has 737 states and 831 transitions. Word has length 162 [2020-10-27 22:14:18,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:14:18,567 INFO L481 AbstractCegarLoop]: Abstraction has 737 states and 831 transitions. [2020-10-27 22:14:18,567 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-27 22:14:18,567 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 831 transitions. [2020-10-27 22:14:18,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2020-10-27 22:14:18,571 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:14:18,571 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:14:18,571 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-27 22:14:18,571 INFO L429 AbstractCegarLoop]: === Iteration 12 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:14:18,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:14:18,572 INFO L82 PathProgramCache]: Analyzing trace with hash 240896171, now seen corresponding path program 1 times [2020-10-27 22:14:18,572 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:14:18,572 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [443059885] [2020-10-27 22:14:18,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:14:18,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:18,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:18,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:18,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:21,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:23,620 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:23,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 238 [2020-10-27 22:14:23,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 22:14:23,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5015 [2020-10-27 22:14:23,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:23,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 22:14:23,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-10-27 22:14:23,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-27 22:14:23,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:23,993 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:14:23,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:14:24,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:24,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:24,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:24,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:24,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:24,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-27 22:14:24,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:24,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:24,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:24,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:24,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:24,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:14:24,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:24,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:24,038 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:24,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:14:24,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:24,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:24,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:24,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:24,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:24,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:24,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:24,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:14:24,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:24,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:24,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:24,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:14:24,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:24,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:24,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:24,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:24,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:24,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:24,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:24,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:14:24,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:24,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:24,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:24,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:24,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:24,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:24,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:24,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:24,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:24,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:24,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:24,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:14:24,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:24,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:24,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:24,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:14:24,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:24,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:24,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:24,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:24,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:24,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:24,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:24,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 22:14:24,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:24,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:24,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:24,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:24,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:24,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:14:24,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:24,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:14:24,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:24,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 22:14:24,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:24,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 22:14:24,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:24,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:24,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:24,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-27 22:14:24,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:24,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-27 22:14:24,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:24,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 22:14:24,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 22:14:24,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 76 [2020-10-27 22:14:24,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:24,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:14:24,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:24,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:24,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:24,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-27 22:14:24,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:24,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 22:14:24,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:24,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:14:24,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:24,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-27 22:14:24,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:24,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:14:24,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:24,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:24,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:24,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 22:14:24,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:24,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:14:24,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:24,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:14:24,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:24,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 22:14:24,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:24,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:14:24,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:24,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:24,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:24,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 22:14:24,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:24,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 22:14:24,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:24,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:14:24,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:24,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 22:14:24,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:24,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:14:24,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:24,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:24,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:24,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:14:24,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:24,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:14:24,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:24,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:14:24,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:24,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:14:24,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:24,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:14:24,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:24,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:24,294 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:24,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:14:24,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:24,295 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:24,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:24,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:14:24,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:24,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:14:24,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:24,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:14:24,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:24,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:24,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:24,302 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:24,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:24,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:24,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:24,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:14:24,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:24,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:14:24,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:14:24,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-27 22:14:24,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:24,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:24,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:24,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-27 22:14:24,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:24,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-27 22:14:24,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:24,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 22:14:24,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:24,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-27 22:14:24,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:24,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:14:24,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:24,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:24,439 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:24,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:24,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:24,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:24,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:24,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:24,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:24,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:24,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:24,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 22:14:24,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:24,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:24,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:24,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:24,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:24,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:14:24,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:24,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:14:24,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:24,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:14:24,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:24,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-27 22:14:24,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:24,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:24,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:24,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:24,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:24,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:24,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:24,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:24,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:14:24,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:24,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:24,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 22:14:24,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:24,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:24,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:24,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:14:24,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:24,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:14:24,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:24,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:24,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 51 [2020-10-27 22:14:24,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:24,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:24,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:14:24,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:24,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:24,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:24,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:14:24,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:24,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:24,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:24,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:24,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:24,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:24,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:24,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:14:24,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:24,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:24,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:24,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:24,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:24,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:24,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:24,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:24,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:24,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:24,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:24,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 22:14:24,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:24,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:24,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:24,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 22:14:24,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:24,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:14:24,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:24,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:24,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:24,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:24,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:24,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:14:24,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:24,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:24,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:24,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 22:14:24,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:24,539 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:14:24,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:24,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:24,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:24,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:24,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:24,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:14:24,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:24,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:24,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:24,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:24,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:24,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:24,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:24,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:24,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:24,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:24,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:24,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 22:14:24,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:24,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:24,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:24,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:24,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:24,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:24,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:24,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:24,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:24,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:24,550 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:24,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-27 22:14:24,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:24,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:24,555 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:24,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:24,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:24,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:24,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:24,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:24,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:14:24,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:24,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:24,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-10-27 22:14:24,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:24,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:24,560 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:24,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:24,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:24,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:24,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:24,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:24,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:14:24,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:24,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:24,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2020-10-27 22:14:24,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:24,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:24,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:24,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:24,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:24,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:24,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:24,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:24,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:14:24,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:24,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:24,603 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 21 proven. 6 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-10-27 22:14:24,604 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [443059885] [2020-10-27 22:14:24,604 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:14:24,604 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-27 22:14:24,604 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [780607236] [2020-10-27 22:14:24,605 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-27 22:14:24,605 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:14:24,605 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-27 22:14:24,606 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2020-10-27 22:14:24,606 INFO L87 Difference]: Start difference. First operand 737 states and 831 transitions. Second operand 15 states. [2020-10-27 22:14:26,422 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 209 DAG size of output: 204 [2020-10-27 22:14:27,372 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:14:28,916 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 209 DAG size of output: 204 [2020-10-27 22:14:30,771 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 212 DAG size of output: 207 [2020-10-27 22:14:31,925 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 216 DAG size of output: 208 [2020-10-27 22:14:33,111 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 212 DAG size of output: 207 [2020-10-27 22:14:34,358 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 217 DAG size of output: 208 [2020-10-27 22:14:35,527 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 216 DAG size of output: 206 [2020-10-27 22:14:38,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:14:38,119 INFO L93 Difference]: Finished difference Result 1707 states and 2080 transitions. [2020-10-27 22:14:38,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-27 22:14:38,120 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 168 [2020-10-27 22:14:38,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:14:38,127 INFO L225 Difference]: With dead ends: 1707 [2020-10-27 22:14:38,128 INFO L226 Difference]: Without dead ends: 994 [2020-10-27 22:14:38,131 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 183 ImplicationChecksByTransitivity, 9.0s TimeCoverageRelationStatistics Valid=247, Invalid=745, Unknown=0, NotChecked=0, Total=992 [2020-10-27 22:14:38,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 994 states. [2020-10-27 22:14:38,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 994 to 759. [2020-10-27 22:14:38,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 759 states. [2020-10-27 22:14:38,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 759 states and 854 transitions. [2020-10-27 22:14:38,319 INFO L78 Accepts]: Start accepts. Automaton has 759 states and 854 transitions. Word has length 168 [2020-10-27 22:14:38,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:14:38,319 INFO L481 AbstractCegarLoop]: Abstraction has 759 states and 854 transitions. [2020-10-27 22:14:38,319 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-27 22:14:38,319 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 854 transitions. [2020-10-27 22:14:38,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2020-10-27 22:14:38,323 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:14:38,324 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, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:14:38,324 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-27 22:14:38,324 INFO L429 AbstractCegarLoop]: === Iteration 13 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:14:38,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:14:38,325 INFO L82 PathProgramCache]: Analyzing trace with hash 1119836558, now seen corresponding path program 1 times [2020-10-27 22:14:38,325 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:14:38,325 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2106850662] [2020-10-27 22:14:38,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:14:38,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:38,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:38,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:38,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:38,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:42,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:43,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:43,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 244 [2020-10-27 22:14:43,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 22:14:43,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-27 22:14:43,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:43,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 22:14:43,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 138 [2020-10-27 22:14:43,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 91 [2020-10-27 22:14:43,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:43,747 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:14:43,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:14:43,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:43,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:43,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:43,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:43,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:43,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 22:14:43,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:43,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:43,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:43,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:43,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:43,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:14:43,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:43,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:43,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:43,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:14:43,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:43,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:43,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:43,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:43,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:43,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:43,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:43,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:14:43,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:43,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:43,782 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:43,782 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:14:43,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:43,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:43,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:43,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:43,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:43,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:43,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:43,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:14:43,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:43,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:43,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:43,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:43,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:43,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:43,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:43,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:43,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:43,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:43,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:43,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:14:43,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:43,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:43,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:43,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:14:43,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:43,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:43,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:43,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:43,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:43,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:43,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:43,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 22:14:43,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:43,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:43,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:43,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:43,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:43,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:43,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:43,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:43,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:43,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:43,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:43,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 22:14:43,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:43,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:43,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:43,859 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:43,859 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-27 22:14:43,859 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:14:43,859 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-27 22:14:43,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:43,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:14:43,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-27 22:14:43,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:14:43,860 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:43,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:14:43,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:43,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:43,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:43,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-27 22:14:43,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:43,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:14:43,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:43,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:14:43,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 22:14:43,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:14:43,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:43,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:14:43,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:43,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:43,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:43,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 22:14:43,905 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:43,905 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:14:43,905 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:43,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:14:43,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-27 22:14:43,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:14:43,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:43,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:14:43,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:43,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:43,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:43,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 22:14:43,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:43,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 22:14:43,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:43,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:14:43,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 22:14:43,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:14:43,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:43,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:14:43,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:43,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:43,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:43,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:14:43,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:43,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:14:43,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:43,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:14:43,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:43,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 22:14:43,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:43,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:14:43,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:43,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:43,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:43,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:14:43,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:43,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:43,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:43,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:43,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:43,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:43,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:43,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:14:43,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:43,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:43,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:43,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:43,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:43,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:43,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:43,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:43,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:14:43,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:43,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:44,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-27 22:14:44,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:44,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:44,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:44,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-27 22:14:44,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:44,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:14:44,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:44,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:44,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-27 22:14:44,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:44,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:44,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:14:44,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:44,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:44,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:44,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:44,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:44,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:44,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:44,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:44,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:44,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:44,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:44,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 22:14:44,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:44,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:44,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:44,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:44,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:44,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:44,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:44,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:44,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:44,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:44,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:44,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-27 22:14:44,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:44,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:44,018 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:44,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:44,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:44,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:44,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:44,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:14:44,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:44,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 22:14:44,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:44,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-27 22:14:44,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:44,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:44,025 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:44,025 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:44,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:44,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:14:44,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:44,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:14:44,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 22:14:44,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 22:14:44,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:44,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-27 22:14:44,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:44,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:44,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:44,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:14:44,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:44,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 22:14:44,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:44,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:14:44,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:44,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-10-27 22:14:44,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:44,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:14:44,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:44,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:44,084 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:44,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:14:44,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:44,084 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:14:44,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:44,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:44,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:44,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:44,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:44,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:14:44,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:44,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:44,088 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:44,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:44,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:44,089 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:44,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:44,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:44,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:44,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:44,089 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:44,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 22:14:44,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:44,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:44,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:44,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 22:14:44,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:44,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:14:44,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:44,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:44,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:44,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:44,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:44,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:14:44,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:44,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:44,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:44,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 22:14:44,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:44,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:14:44,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:44,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:44,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:44,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:44,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:44,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:14:44,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:44,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:44,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:44,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:44,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:44,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:44,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:44,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:44,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:44,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:44,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:44,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 22:14:44,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:44,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:44,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:44,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:44,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:44,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:44,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:44,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:44,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:44,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:44,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:44,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-27 22:14:44,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:44,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:44,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:44,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:44,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:44,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:44,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:44,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:14:44,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:44,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:14:44,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:44,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-10-27 22:14:44,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:44,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:44,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:44,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:44,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:44,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:14:44,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:44,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:14:44,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:44,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:14:44,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:44,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-10-27 22:14:44,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:44,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:44,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:44,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:44,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:44,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:44,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:44,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:44,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:14:44,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:44,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:44,188 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 19 proven. 6 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-27 22:14:44,188 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2106850662] [2020-10-27 22:14:44,188 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:14:44,189 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-10-27 22:14:44,189 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1471150223] [2020-10-27 22:14:44,189 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-27 22:14:44,190 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:14:44,190 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-27 22:14:44,190 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=205, Unknown=0, NotChecked=0, Total=240 [2020-10-27 22:14:44,190 INFO L87 Difference]: Start difference. First operand 759 states and 854 transitions. Second operand 16 states. [2020-10-27 22:14:44,762 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:14:45,660 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:14:46,485 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:14:46,880 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:14:47,310 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:14:47,721 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:14:48,668 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:14:49,125 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:14:49,545 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:14:49,955 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:14:52,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:14:52,005 INFO L93 Difference]: Finished difference Result 1691 states and 2070 transitions. [2020-10-27 22:14:52,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-27 22:14:52,007 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 172 [2020-10-27 22:14:52,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:14:52,008 INFO L225 Difference]: With dead ends: 1691 [2020-10-27 22:14:52,008 INFO L226 Difference]: Without dead ends: 0 [2020-10-27 22:14:52,014 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 194 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=248, Invalid=874, Unknown=0, NotChecked=0, Total=1122 [2020-10-27 22:14:52,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-27 22:14:52,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-27 22:14:52,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-27 22:14:52,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-27 22:14:52,015 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 172 [2020-10-27 22:14:52,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:14:52,015 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-27 22:14:52,016 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-27 22:14:52,016 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-27 22:14:52,016 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-27 22:14:52,016 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-27 22:14:52,018 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-27 22:14:52,148 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2020-10-27 22:14:52,807 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 249 [2020-10-27 22:14:53,006 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 251 [2020-10-27 22:14:55,763 WARN L193 SmtUtils]: Spent 1.90 s on a formula simplification. DAG size of input: 415 DAG size of output: 373 [2020-10-27 22:14:59,360 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 415 DAG size of output: 373 [2020-10-27 22:15:03,598 WARN L193 SmtUtils]: Spent 966.00 ms on a formula simplification. DAG size of input: 377 DAG size of output: 351 [2020-10-27 22:15:05,361 WARN L193 SmtUtils]: Spent 943.00 ms on a formula simplification. DAG size of input: 377 DAG size of output: 351 [2020-10-27 22:15:07,591 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 411 DAG size of output: 370 [2020-10-27 22:15:09,672 WARN L193 SmtUtils]: Spent 1.98 s on a formula simplification. DAG size of input: 180 DAG size of output: 21 [2020-10-27 22:15:11,354 WARN L193 SmtUtils]: Spent 1.68 s on a formula simplification. DAG size of input: 178 DAG size of output: 30 [2020-10-27 22:15:11,590 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 1 [2020-10-27 22:15:12,232 WARN L193 SmtUtils]: Spent 640.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 26 [2020-10-27 22:15:12,914 WARN L193 SmtUtils]: Spent 680.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 26 [2020-10-27 22:15:13,604 WARN L193 SmtUtils]: Spent 687.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 26 [2020-10-27 22:15:14,456 WARN L193 SmtUtils]: Spent 848.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 26 [2020-10-27 22:15:14,815 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 1 [2020-10-27 22:15:14,955 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 1 [2020-10-27 22:15:16,291 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 178 DAG size of output: 26 [2020-10-27 22:15:16,642 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 1 [2020-10-27 22:15:18,948 WARN L193 SmtUtils]: Spent 2.29 s on a formula simplification. DAG size of input: 277 DAG size of output: 30 [2020-10-27 22:15:20,817 WARN L193 SmtUtils]: Spent 1.86 s on a formula simplification. DAG size of input: 207 DAG size of output: 41 [2020-10-27 22:15:22,325 WARN L193 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 175 DAG size of output: 29 [2020-10-27 22:15:24,250 WARN L193 SmtUtils]: Spent 1.92 s on a formula simplification. DAG size of input: 201 DAG size of output: 21 [2020-10-27 22:15:24,571 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:15:25,224 WARN L193 SmtUtils]: Spent 649.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 26 [2020-10-27 22:15:27,192 WARN L193 SmtUtils]: Spent 1.96 s on a formula simplification. DAG size of input: 206 DAG size of output: 25 [2020-10-27 22:15:27,536 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 1 [2020-10-27 22:15:27,678 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 1 [2020-10-27 22:15:27,828 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-10-27 22:15:27,966 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2020-10-27 22:15:30,305 WARN L193 SmtUtils]: Spent 2.34 s on a formula simplification. DAG size of input: 277 DAG size of output: 30 [2020-10-27 22:15:32,639 WARN L193 SmtUtils]: Spent 2.33 s on a formula simplification. DAG size of input: 198 DAG size of output: 26 [2020-10-27 22:15:33,539 WARN L193 SmtUtils]: Spent 895.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 21 [2020-10-27 22:15:33,801 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 1 [2020-10-27 22:15:33,953 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 1 [2020-10-27 22:15:36,012 WARN L193 SmtUtils]: Spent 2.06 s on a formula simplification. DAG size of input: 171 DAG size of output: 19 [2020-10-27 22:15:36,902 WARN L193 SmtUtils]: Spent 884.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 26 [2020-10-27 22:15:39,924 WARN L193 SmtUtils]: Spent 3.02 s on a formula simplification. DAG size of input: 179 DAG size of output: 23 [2020-10-27 22:15:40,164 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 1 [2020-10-27 22:15:40,392 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 1 [2020-10-27 22:15:40,544 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-10-27 22:15:41,904 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 178 DAG size of output: 26 [2020-10-27 22:15:42,631 WARN L193 SmtUtils]: Spent 723.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 26 [2020-10-27 22:15:43,501 WARN L193 SmtUtils]: Spent 865.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 15 [2020-10-27 22:15:44,241 WARN L193 SmtUtils]: Spent 724.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 26 [2020-10-27 22:15:46,285 WARN L193 SmtUtils]: Spent 2.04 s on a formula simplification. DAG size of input: 184 DAG size of output: 35 [2020-10-27 22:15:47,010 WARN L193 SmtUtils]: Spent 721.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 26 [2020-10-27 22:15:47,897 WARN L193 SmtUtils]: Spent 880.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 23 [2020-10-27 22:15:48,260 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 1 [2020-10-27 22:15:48,906 WARN L193 SmtUtils]: Spent 643.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 26 [2020-10-27 22:15:51,783 WARN L193 SmtUtils]: Spent 2.87 s on a formula simplification. DAG size of input: 257 DAG size of output: 32 [2020-10-27 22:15:53,475 WARN L193 SmtUtils]: Spent 1.68 s on a formula simplification. DAG size of input: 199 DAG size of output: 28 [2020-10-27 22:15:56,324 WARN L193 SmtUtils]: Spent 2.84 s on a formula simplification. DAG size of input: 257 DAG size of output: 32 [2020-10-27 22:15:56,974 WARN L193 SmtUtils]: Spent 647.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 26 [2020-10-27 22:15:57,628 WARN L193 SmtUtils]: Spent 651.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 26 [2020-10-27 22:15:58,519 WARN L193 SmtUtils]: Spent 885.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 31 [2020-10-27 22:15:58,746 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 1 [2020-10-27 22:15:59,399 WARN L193 SmtUtils]: Spent 651.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 26 [2020-10-27 22:15:59,691 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 1 [2020-10-27 22:16:01,120 WARN L193 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 175 DAG size of output: 21 [2020-10-27 22:16:01,362 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 1 [2020-10-27 22:16:02,342 WARN L193 SmtUtils]: Spent 974.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 33 [2020-10-27 22:16:03,658 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 170 DAG size of output: 13 [2020-10-27 22:16:03,809 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-10-27 22:16:04,557 WARN L193 SmtUtils]: Spent 744.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 31 [2020-10-27 22:16:06,888 WARN L193 SmtUtils]: Spent 2.33 s on a formula simplification. DAG size of input: 274 DAG size of output: 30 [2020-10-27 22:16:07,755 WARN L193 SmtUtils]: Spent 861.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 33 [2020-10-27 22:16:07,759 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-27 22:16:07,760 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-27 22:16:07,760 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-27 22:16:07,760 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-27 22:16:07,760 INFO L274 CegarLoopResult]: For program point L417(lines 417 421) no Hoare annotation was computed. [2020-10-27 22:16:07,760 INFO L274 CegarLoopResult]: For program point L417-1(lines 417 421) no Hoare annotation was computed. [2020-10-27 22:16:07,760 INFO L274 CegarLoopResult]: For program point L412(line 412) no Hoare annotation was computed. [2020-10-27 22:16:07,761 INFO L274 CegarLoopResult]: For program point L411-2(lines 411 432) no Hoare annotation was computed. [2020-10-27 22:16:07,761 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 386 441) no Hoare annotation was computed. [2020-10-27 22:16:07,761 INFO L274 CegarLoopResult]: For program point L433(lines 410 434) no Hoare annotation was computed. [2020-10-27 22:16:07,761 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 386 441) no Hoare annotation was computed. [2020-10-27 22:16:07,761 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 386 441) no Hoare annotation was computed. [2020-10-27 22:16:07,761 INFO L274 CegarLoopResult]: For program point L474(lines 474 478) no Hoare annotation was computed. [2020-10-27 22:16:07,761 INFO L274 CegarLoopResult]: For program point L474-1(lines 474 478) no Hoare annotation was computed. [2020-10-27 22:16:07,761 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 442 501) no Hoare annotation was computed. [2020-10-27 22:16:07,762 INFO L274 CegarLoopResult]: For program point L469(line 469) no Hoare annotation was computed. [2020-10-27 22:16:07,762 INFO L274 CegarLoopResult]: For program point L468-2(lines 468 493) no Hoare annotation was computed. [2020-10-27 22:16:07,762 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 442 501) no Hoare annotation was computed. [2020-10-27 22:16:07,762 INFO L274 CegarLoopResult]: For program point L494(lines 467 495) no Hoare annotation was computed. [2020-10-27 22:16:07,762 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 442 501) no Hoare annotation was computed. [2020-10-27 22:16:07,762 INFO L274 CegarLoopResult]: For program point L487(line 487) no Hoare annotation was computed. [2020-10-27 22:16:07,762 INFO L274 CegarLoopResult]: For program point L487-1(line 487) no Hoare annotation was computed. [2020-10-27 22:16:07,762 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 317 323) the Hoare annotation is: true [2020-10-27 22:16:07,763 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 317 323) no Hoare annotation was computed. [2020-10-27 22:16:07,763 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 324 332) no Hoare annotation was computed. [2020-10-27 22:16:07,763 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 324 332) the Hoare annotation is: true [2020-10-27 22:16:07,763 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 324 332) no Hoare annotation was computed. [2020-10-27 22:16:07,763 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 231 253) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 22:16:07,763 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 231 253) no Hoare annotation was computed. [2020-10-27 22:16:07,763 INFO L270 CegarLoopResult]: At program point L243(line 243) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 22:16:07,764 INFO L270 CegarLoopResult]: At program point L243-1(line 243) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 22:16:07,764 INFO L274 CegarLoopResult]: For program point L241(lines 241 248) no Hoare annotation was computed. [2020-10-27 22:16:07,764 INFO L274 CegarLoopResult]: For program point L241-1(lines 241 248) no Hoare annotation was computed. [2020-10-27 22:16:07,764 INFO L274 CegarLoopResult]: For program point L239(line 239) no Hoare annotation was computed. [2020-10-27 22:16:07,764 INFO L270 CegarLoopResult]: At program point L238(line 238) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 22:16:07,765 INFO L270 CegarLoopResult]: At program point L237(line 237) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 22:16:07,765 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 231 253) no Hoare annotation was computed. [2020-10-27 22:16:07,765 INFO L270 CegarLoopResult]: At program point L237-1(line 237) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 22:16:07,765 INFO L274 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-10-27 22:16:07,765 INFO L274 CegarLoopResult]: For program point L192(line 192) no Hoare annotation was computed. [2020-10-27 22:16:07,765 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 186 209) no Hoare annotation was computed. [2020-10-27 22:16:07,765 INFO L274 CegarLoopResult]: For program point L191(line 191) no Hoare annotation was computed. [2020-10-27 22:16:07,765 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 186 209) no Hoare annotation was computed. [2020-10-27 22:16:07,765 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 186 209) no Hoare annotation was computed. [2020-10-27 22:16:07,765 INFO L274 CegarLoopResult]: For program point L204(line 204) no Hoare annotation was computed. [2020-10-27 22:16:07,766 INFO L274 CegarLoopResult]: For program point L203(line 203) no Hoare annotation was computed. [2020-10-27 22:16:07,766 INFO L274 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2020-10-27 22:16:07,766 INFO L274 CegarLoopResult]: For program point L201(line 201) no Hoare annotation was computed. [2020-10-27 22:16:07,766 INFO L274 CegarLoopResult]: For program point L200(line 200) no Hoare annotation was computed. [2020-10-27 22:16:07,766 INFO L274 CegarLoopResult]: For program point L199(line 199) no Hoare annotation was computed. [2020-10-27 22:16:07,766 INFO L274 CegarLoopResult]: For program point L198(line 198) no Hoare annotation was computed. [2020-10-27 22:16:07,766 INFO L274 CegarLoopResult]: For program point L197(line 197) no Hoare annotation was computed. [2020-10-27 22:16:07,766 INFO L274 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed. [2020-10-27 22:16:07,766 INFO L274 CegarLoopResult]: For program point L195(line 195) no Hoare annotation was computed. [2020-10-27 22:16:07,766 INFO L274 CegarLoopResult]: For program point L194(line 194) no Hoare annotation was computed. [2020-10-27 22:16:07,767 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 909 917) no Hoare annotation was computed. [2020-10-27 22:16:07,767 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 909 917) the Hoare annotation is: true [2020-10-27 22:16:07,767 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 909 917) no Hoare annotation was computed. [2020-10-27 22:16:07,767 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 973 991) the Hoare annotation is: true [2020-10-27 22:16:07,767 INFO L274 CegarLoopResult]: For program point L982(lines 982 986) no Hoare annotation was computed. [2020-10-27 22:16:07,767 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 973 991) no Hoare annotation was computed. [2020-10-27 22:16:07,767 INFO L277 CegarLoopResult]: At program point L980(line 980) the Hoare annotation is: true [2020-10-27 22:16:07,767 INFO L274 CegarLoopResult]: For program point L982-2(lines 982 986) no Hoare annotation was computed. [2020-10-27 22:16:07,767 INFO L274 CegarLoopResult]: For program point L980-1(line 980) no Hoare annotation was computed. [2020-10-27 22:16:07,767 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 973 991) no Hoare annotation was computed. [2020-10-27 22:16:07,767 INFO L274 CegarLoopResult]: For program point L925(lines 925 933) no Hoare annotation was computed. [2020-10-27 22:16:07,767 INFO L274 CegarLoopResult]: For program point L925-2(lines 925 933) no Hoare annotation was computed. [2020-10-27 22:16:07,767 INFO L274 CegarLoopResult]: For program point L948(line 948) no Hoare annotation was computed. [2020-10-27 22:16:07,768 INFO L274 CegarLoopResult]: For program point L948-1(line 948) no Hoare annotation was computed. [2020-10-27 22:16:07,768 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 918 953) no Hoare annotation was computed. [2020-10-27 22:16:07,768 INFO L274 CegarLoopResult]: For program point L937(lines 937 945) no Hoare annotation was computed. [2020-10-27 22:16:07,768 INFO L274 CegarLoopResult]: For program point L937-2(lines 937 945) no Hoare annotation was computed. [2020-10-27 22:16:07,768 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 918 953) no Hoare annotation was computed. [2020-10-27 22:16:07,768 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 918 953) no Hoare annotation was computed. [2020-10-27 22:16:07,768 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 310 316) no Hoare annotation was computed. [2020-10-27 22:16:07,768 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 310 316) the Hoare annotation is: true [2020-10-27 22:16:07,768 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 340 385) no Hoare annotation was computed. [2020-10-27 22:16:07,768 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 340 385) no Hoare annotation was computed. [2020-10-27 22:16:07,768 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 340 385) no Hoare annotation was computed. [2020-10-27 22:16:07,768 INFO L274 CegarLoopResult]: For program point L673(lines 673 680) no Hoare annotation was computed. [2020-10-27 22:16:07,768 INFO L274 CegarLoopResult]: For program point L667(lines 667 687) no Hoare annotation was computed. [2020-10-27 22:16:07,768 INFO L274 CegarLoopResult]: For program point L667-1(lines 667 687) no Hoare annotation was computed. [2020-10-27 22:16:07,768 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 653 698) no Hoare annotation was computed. [2020-10-27 22:16:07,769 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 677 678) no Hoare annotation was computed. [2020-10-27 22:16:07,769 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 684 685) no Hoare annotation was computed. [2020-10-27 22:16:07,769 INFO L274 CegarLoopResult]: For program point L684(lines 684 685) no Hoare annotation was computed. [2020-10-27 22:16:07,769 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 653 698) no Hoare annotation was computed. [2020-10-27 22:16:07,769 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 653 698) no Hoare annotation was computed. [2020-10-27 22:16:07,769 INFO L274 CegarLoopResult]: For program point L677(lines 677 678) no Hoare annotation was computed. [2020-10-27 22:16:07,769 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 218 227) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 22:16:07,769 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 218 227) no Hoare annotation was computed. [2020-10-27 22:16:07,769 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 218 227) no Hoare annotation was computed. [2020-10-27 22:16:07,770 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 898 908) the Hoare annotation is: true [2020-10-27 22:16:07,770 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 898 908) no Hoare annotation was computed. [2020-10-27 22:16:07,770 INFO L277 CegarLoopResult]: At program point L903(line 903) the Hoare annotation is: true [2020-10-27 22:16:07,770 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 898 908) no Hoare annotation was computed. [2020-10-27 22:16:07,770 INFO L274 CegarLoopResult]: For program point L903-1(line 903) no Hoare annotation was computed. [2020-10-27 22:16:07,770 INFO L270 CegarLoopResult]: At program point deactivatePumpENTRY(lines 890 897) the Hoare annotation is: (or (not (<= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (<= ~waterLevel~0 1))) [2020-10-27 22:16:07,770 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 890 897) no Hoare annotation was computed. [2020-10-27 22:16:07,770 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 890 897) no Hoare annotation was computed. [2020-10-27 22:16:07,770 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 129 142) no Hoare annotation was computed. [2020-10-27 22:16:07,770 INFO L274 CegarLoopResult]: For program point L133(lines 133 139) no Hoare annotation was computed. [2020-10-27 22:16:07,770 INFO L277 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 129 142) the Hoare annotation is: true [2020-10-27 22:16:07,770 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 129 142) no Hoare annotation was computed. [2020-10-27 22:16:07,770 INFO L274 CegarLoopResult]: For program point L865(lines 865 873) no Hoare annotation was computed. [2020-10-27 22:16:07,770 INFO L270 CegarLoopResult]: At program point L863(line 863) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (not (<= ~waterLevel~0 1))) (or (not (<= ~waterLevel~0 2)) .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-27 22:16:07,771 INFO L274 CegarLoopResult]: For program point L863-1(line 863) no Hoare annotation was computed. [2020-10-27 22:16:07,771 INFO L274 CegarLoopResult]: For program point L861(lines 861 878) no Hoare annotation was computed. [2020-10-27 22:16:07,771 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 857 881) no Hoare annotation was computed. [2020-10-27 22:16:07,771 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 857 881) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 (not (<= ~waterLevel~0 1))) (or (not (<= ~waterLevel~0 2)) .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-27 22:16:07,771 INFO L270 CegarLoopResult]: At program point L876(line 876) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (not (= |old(~pumpRunning~0)| 0))) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 (not (<= ~waterLevel~0 1))))) [2020-10-27 22:16:07,771 INFO L274 CegarLoopResult]: For program point L876-1(lines 857 881) no Hoare annotation was computed. [2020-10-27 22:16:07,771 INFO L270 CegarLoopResult]: At program point L871(line 871) the Hoare annotation is: (let ((.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse0 (not (= 1 ~systemActive~0))) (.cse2 (not (<= ~waterLevel~0 1)))) (and (or (not (<= ~waterLevel~0 2)) .cse0 (not (= |old(~pumpRunning~0)| 0))) (or .cse1 .cse0 (and (<= ~methaneLevelCritical~0 processEnvironment_~tmp~8) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= processEnvironment_~tmp~8 ~methaneLevelCritical~0)) .cse2) (or .cse1 (and (not (<= 1 ~methaneLevelCritical~0)) (not (<= (+ ~methaneLevelCritical~0 1) 0))) .cse0 .cse2))) [2020-10-27 22:16:07,771 INFO L270 CegarLoopResult]: At program point L867(line 867) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (<= ~waterLevel~0 2)) .cse0 (not (= |old(~pumpRunning~0)| 0))) (or (and (or (<= processEnvironment_~tmp~8 0) (<= processEnvironment_~tmp~8 ~methaneLevelCritical~0)) (or (< 0 (+ processEnvironment_~tmp~8 1)) (<= ~methaneLevelCritical~0 processEnvironment_~tmp~8)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 0 processEnvironment_~tmp~8))) (not (<= 1 |old(~pumpRunning~0)|)) .cse0 (not (<= ~waterLevel~0 1))))) [2020-10-27 22:16:07,771 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 797 803) no Hoare annotation was computed. [2020-10-27 22:16:07,771 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 797 803) the Hoare annotation is: true [2020-10-27 22:16:07,771 INFO L270 CegarLoopResult]: At program point testENTRY(lines 701 766) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 22:16:07,772 INFO L270 CegarLoopResult]: At program point L733(line 733) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (<= ~waterLevel~0 2))) (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (and (<= 1 ~pumpRunning~0) .cse0 .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 (= ~pumpRunning~0 0) .cse2) (not (<= |old(~methaneLevelCritical~0)| 0)) (not (<= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)))) [2020-10-27 22:16:07,772 INFO L274 CegarLoopResult]: For program point L731(lines 731 737) no Hoare annotation was computed. [2020-10-27 22:16:07,772 INFO L274 CegarLoopResult]: For program point L731-1(lines 731 737) no Hoare annotation was computed. [2020-10-27 22:16:07,772 INFO L274 CegarLoopResult]: For program point testFINAL(lines 701 766) no Hoare annotation was computed. [2020-10-27 22:16:07,772 INFO L270 CegarLoopResult]: At program point L756(lines 711 758) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0))) (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (= |old(~systemActive~0)| 1)) (and (<= 1 ~pumpRunning~0) .cse0 .cse1 (<= ~waterLevel~0 2)) (and (<= ~waterLevel~0 1) .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (not (<= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)))) [2020-10-27 22:16:07,772 INFO L270 CegarLoopResult]: At program point L723(line 723) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0))) (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (= |old(~systemActive~0)| 1)) (and (<= 1 ~pumpRunning~0) .cse0 .cse1 (<= ~waterLevel~0 2)) (and (<= ~waterLevel~0 1) .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (not (<= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)))) [2020-10-27 22:16:07,772 INFO L274 CegarLoopResult]: For program point L721(lines 721 727) no Hoare annotation was computed. [2020-10-27 22:16:07,772 INFO L274 CegarLoopResult]: For program point L721-1(lines 721 727) no Hoare annotation was computed. [2020-10-27 22:16:07,772 INFO L274 CegarLoopResult]: For program point L713(lines 713 717) no Hoare annotation was computed. [2020-10-27 22:16:07,772 INFO L270 CegarLoopResult]: At program point L759(lines 710 760) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (not (<= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 22:16:07,772 INFO L274 CegarLoopResult]: For program point L749(lines 749 753) no Hoare annotation was computed. [2020-10-27 22:16:07,772 INFO L270 CegarLoopResult]: At program point L749-2(lines 741 754) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (<= ~waterLevel~0 2))) (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (and (<= 1 ~pumpRunning~0) .cse0 .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 (= ~pumpRunning~0 0) .cse2) (not (<= |old(~methaneLevelCritical~0)| 0)) (not (<= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)))) [2020-10-27 22:16:07,773 INFO L274 CegarLoopResult]: For program point L712(lines 711 758) no Hoare annotation was computed. [2020-10-27 22:16:07,773 INFO L270 CegarLoopResult]: At program point L743(line 743) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (<= ~waterLevel~0 2))) (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (and (<= 1 ~pumpRunning~0) .cse0 .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 (= ~pumpRunning~0 0) .cse2) (not (<= |old(~methaneLevelCritical~0)| 0)) (not (<= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)))) [2020-10-27 22:16:07,773 INFO L274 CegarLoopResult]: For program point L741(lines 741 754) no Hoare annotation was computed. [2020-10-27 22:16:07,773 INFO L274 CegarLoopResult]: For program point testEXIT(lines 701 766) no Hoare annotation was computed. [2020-10-27 22:16:07,773 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 631 632) no Hoare annotation was computed. [2020-10-27 22:16:07,773 INFO L274 CegarLoopResult]: For program point L638(lines 638 639) no Hoare annotation was computed. [2020-10-27 22:16:07,773 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 638 639) no Hoare annotation was computed. [2020-10-27 22:16:07,773 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 607 652) no Hoare annotation was computed. [2020-10-27 22:16:07,773 INFO L274 CegarLoopResult]: For program point L631(lines 631 632) no Hoare annotation was computed. [2020-10-27 22:16:07,773 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 607 652) no Hoare annotation was computed. [2020-10-27 22:16:07,773 INFO L274 CegarLoopResult]: For program point L627(lines 627 634) no Hoare annotation was computed. [2020-10-27 22:16:07,773 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 607 652) no Hoare annotation was computed. [2020-10-27 22:16:07,773 INFO L274 CegarLoopResult]: For program point L621(lines 621 641) no Hoare annotation was computed. [2020-10-27 22:16:07,773 INFO L274 CegarLoopResult]: For program point L621-1(lines 621 641) no Hoare annotation was computed. [2020-10-27 22:16:07,773 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 143 151) no Hoare annotation was computed. [2020-10-27 22:16:07,774 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 143 151) the Hoare annotation is: true [2020-10-27 22:16:07,774 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 143 151) no Hoare annotation was computed. [2020-10-27 22:16:07,774 INFO L274 CegarLoopResult]: For program point L105(lines 105 113) no Hoare annotation was computed. [2020-10-27 22:16:07,774 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 97 119) no Hoare annotation was computed. [2020-10-27 22:16:07,774 INFO L274 CegarLoopResult]: For program point L105-2(lines 105 113) no Hoare annotation was computed. [2020-10-27 22:16:07,774 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 97 119) no Hoare annotation was computed. [2020-10-27 22:16:07,774 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 97 119) no Hoare annotation was computed. [2020-10-27 22:16:07,774 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 300 309) no Hoare annotation was computed. [2020-10-27 22:16:07,774 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 300 309) no Hoare annotation was computed. [2020-10-27 22:16:07,774 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 300 309) no Hoare annotation was computed. [2020-10-27 22:16:07,774 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 504 606) no Hoare annotation was computed. [2020-10-27 22:16:07,775 INFO L274 CegarLoopResult]: For program point L574(lines 552 575) no Hoare annotation was computed. [2020-10-27 22:16:07,775 INFO L274 CegarLoopResult]: For program point L533(lines 533 549) no Hoare annotation was computed. [2020-10-27 22:16:07,775 INFO L274 CegarLoopResult]: For program point L593(lines 593 600) no Hoare annotation was computed. [2020-10-27 22:16:07,775 INFO L274 CegarLoopResult]: For program point L554(lines 553 573) no Hoare annotation was computed. [2020-10-27 22:16:07,775 INFO L274 CegarLoopResult]: For program point L585(line 585) no Hoare annotation was computed. [2020-10-27 22:16:07,775 INFO L274 CegarLoopResult]: For program point L585-1(line 585) no Hoare annotation was computed. [2020-10-27 22:16:07,775 INFO L274 CegarLoopResult]: For program point L550(lines 550 591) no Hoare annotation was computed. [2020-10-27 22:16:07,775 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 504 606) no Hoare annotation was computed. [2020-10-27 22:16:07,775 INFO L274 CegarLoopResult]: For program point L569(line 569) no Hoare annotation was computed. [2020-10-27 22:16:07,775 INFO L274 CegarLoopResult]: For program point L569-1(line 569) no Hoare annotation was computed. [2020-10-27 22:16:07,775 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 504 606) no Hoare annotation was computed. [2020-10-27 22:16:07,776 INFO L274 CegarLoopResult]: For program point L528(lines 528 532) no Hoare annotation was computed. [2020-10-27 22:16:07,776 INFO L274 CegarLoopResult]: For program point L592(lines 592 603) no Hoare annotation was computed. [2020-10-27 22:16:07,776 INFO L274 CegarLoopResult]: For program point L555(lines 555 559) no Hoare annotation was computed. [2020-10-27 22:16:07,776 INFO L274 CegarLoopResult]: For program point L553-2(lines 553 573) no Hoare annotation was computed. [2020-10-27 22:16:07,776 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:16:07,776 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string80.base| |old(#t~string80.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string78.base| |old(#t~string78.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string80.offset| |old(#t~string80.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~string12.base| |old(#t~string12.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string78.offset| |old(#t~string78.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string16.base| |old(#t~string16.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-27 22:16:07,776 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:16:07,777 INFO L274 CegarLoopResult]: For program point activatePumpFINAL(lines 882 889) no Hoare annotation was computed. [2020-10-27 22:16:07,777 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 882 889) no Hoare annotation was computed. [2020-10-27 22:16:07,777 INFO L270 CegarLoopResult]: At program point activatePumpENTRY(lines 882 889) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 (not (= 2 ~waterLevel~0))) (or .cse0 .cse1 .cse2 (not (<= ~waterLevel~0 1))))) [2020-10-27 22:16:07,777 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 120 128) the Hoare annotation is: true [2020-10-27 22:16:07,777 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 120 128) no Hoare annotation was computed. [2020-10-27 22:16:07,777 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 120 128) no Hoare annotation was computed. [2020-10-27 22:16:07,777 INFO L277 CegarLoopResult]: At program point L961(line 961) the Hoare annotation is: true [2020-10-27 22:16:07,777 INFO L274 CegarLoopResult]: For program point L963-2(lines 963 967) no Hoare annotation was computed. [2020-10-27 22:16:07,777 INFO L274 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 954 972) no Hoare annotation was computed. [2020-10-27 22:16:07,778 INFO L274 CegarLoopResult]: For program point L961-1(line 961) no Hoare annotation was computed. [2020-10-27 22:16:07,778 INFO L277 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 954 972) the Hoare annotation is: true [2020-10-27 22:16:07,778 INFO L274 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 954 972) no Hoare annotation was computed. [2020-10-27 22:16:07,778 INFO L274 CegarLoopResult]: For program point L963(lines 963 967) no Hoare annotation was computed. [2020-10-27 22:16:07,778 INFO L274 CegarLoopResult]: For program point L80-1(lines 76 87) no Hoare annotation was computed. [2020-10-27 22:16:07,778 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 76 87) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~pumpRunning~0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or .cse0 .cse1 (not (= 2 ~waterLevel~0)) .cse2) (or (not (= ~pumpRunning~0 0)) (not (<= ~waterLevel~0 2)) .cse1 .cse2) (or .cse0 .cse1 (not (<= ~waterLevel~0 1)) .cse2))) [2020-10-27 22:16:07,778 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 76 87) no Hoare annotation was computed. [2020-10-27 22:16:07,778 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:16:07,778 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-27 22:16:07,778 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:16:07,779 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 88 96) the Hoare annotation is: true [2020-10-27 22:16:07,779 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 88 96) no Hoare annotation was computed. [2020-10-27 22:16:07,779 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 88 96) no Hoare annotation was computed. [2020-10-27 22:16:07,779 INFO L270 CegarLoopResult]: At program point L786(line 786) the Hoare annotation is: (let ((.cse2 (not (<= |old(~waterLevel~0)| 2))) (.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (= 1 ~systemActive~0)))) (and (or (and .cse0 .cse1) .cse2 .cse3 (not (= |old(~pumpRunning~0)| 0))) (or .cse2 (and (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse1) (and (<= ~waterLevel~0 1) .cse0 .cse1) (not (<= 1 |old(~pumpRunning~0)|)) .cse3))) [2020-10-27 22:16:07,779 INFO L270 CegarLoopResult]: At program point L784(lines 784 790) the Hoare annotation is: (let ((.cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse5 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse9 (<= ~waterLevel~0 1)) (.cse8 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse10 (= ~pumpRunning~0 0))) (let ((.cse2 (and .cse9 .cse8 .cse10)) (.cse1 (and .cse5 .cse10)) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse3 (and .cse9 .cse8 .cse6)) (.cse7 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (and .cse5 .cse6) .cse7) (or .cse0 .cse2 .cse1 .cse4 (and (not (<= 1 ~methaneLevelCritical~0)) (not (<= (+ ~methaneLevelCritical~0 1) 0))) .cse7) (or .cse0 .cse3 (and (<= 1 ~pumpRunning~0) .cse8) .cse7 (not (= |old(~pumpRunning~0)| 0)))))) [2020-10-27 22:16:07,779 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 773 796) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 .cse1 (not (<= 1 |old(~pumpRunning~0)|)) .cse2))) [2020-10-27 22:16:07,780 INFO L270 CegarLoopResult]: At program point L779(line 779) the Hoare annotation is: (let ((.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) .cse0 (not (<= 1 |old(~pumpRunning~0)|)) .cse1))) [2020-10-27 22:16:07,780 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 773 796) no Hoare annotation was computed. [2020-10-27 22:16:07,780 INFO L274 CegarLoopResult]: For program point L777(lines 776 795) no Hoare annotation was computed. [2020-10-27 22:16:07,780 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 773 796) no Hoare annotation was computed. [2020-10-27 22:16:07,780 INFO L277 CegarLoopResult]: At program point L161(line 161) the Hoare annotation is: true [2020-10-27 22:16:07,780 INFO L274 CegarLoopResult]: For program point L161-1(line 161) no Hoare annotation was computed. [2020-10-27 22:16:07,780 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 155 184) no Hoare annotation was computed. [2020-10-27 22:16:07,780 INFO L277 CegarLoopResult]: At program point cleanupENTRY(lines 155 184) the Hoare annotation is: true [2020-10-27 22:16:07,780 INFO L277 CegarLoopResult]: At program point L180(lines 155 184) the Hoare annotation is: true [2020-10-27 22:16:07,781 INFO L274 CegarLoopResult]: For program point L176(line 176) no Hoare annotation was computed. [2020-10-27 22:16:07,781 INFO L274 CegarLoopResult]: For program point L169(lines 169 173) no Hoare annotation was computed. [2020-10-27 22:16:07,781 INFO L277 CegarLoopResult]: At program point L169-1(lines 169 173) the Hoare annotation is: true [2020-10-27 22:16:07,781 INFO L274 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2020-10-27 22:16:07,781 INFO L277 CegarLoopResult]: At program point L165-2(lines 165 179) the Hoare annotation is: true [2020-10-27 22:16:07,781 INFO L270 CegarLoopResult]: At program point L288(line 288) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~pumpRunning~0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (<= ~waterLevel~0 1)))) (and (or .cse0 .cse1 (not (= 2 ~waterLevel~0))) (or (not (= ~pumpRunning~0 0)) .cse1 .cse2) (or .cse0 .cse1 .cse2))) [2020-10-27 22:16:07,781 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification3_spec__1EXIT(lines 265 297) no Hoare annotation was computed. [2020-10-27 22:16:07,781 INFO L274 CegarLoopResult]: For program point L284(lines 284 290) no Hoare annotation was computed. [2020-10-27 22:16:07,782 INFO L270 CegarLoopResult]: At program point L282(line 282) the Hoare annotation is: (let ((.cse2 (not (= 2 ~waterLevel~0))) (.cse0 (not (<= 1 ~pumpRunning~0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse3 (not (<= ~waterLevel~0 1)))) (and (or .cse0 .cse1 (and (= 2 __utac_acc__Specification3_spec__1_~tmp___0~0) (<= __utac_acc__Specification3_spec__1_~tmp~1 ~methaneLevelCritical~0) (< 0 (+ __utac_acc__Specification3_spec__1_~tmp~1 1))) .cse2) (or (not (= ~pumpRunning~0 0)) .cse1 .cse3) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse3))) [2020-10-27 22:16:07,782 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification3_spec__1ENTRY(lines 265 297) the Hoare annotation is: true [2020-10-27 22:16:07,782 INFO L274 CegarLoopResult]: For program point L282-1(line 282) no Hoare annotation was computed. [2020-10-27 22:16:07,782 INFO L274 CegarLoopResult]: For program point L280(lines 280 293) no Hoare annotation was computed. [2020-10-27 22:16:07,782 INFO L274 CegarLoopResult]: For program point L280-1(lines 265 297) no Hoare annotation was computed. [2020-10-27 22:16:07,782 INFO L270 CegarLoopResult]: At program point L278(line 278) the Hoare annotation is: (let ((.cse1 (and (<= __utac_acc__Specification3_spec__1_~tmp~1 ~methaneLevelCritical~0) (< 0 (+ __utac_acc__Specification3_spec__1_~tmp~1 1)))) (.cse5 (not (= ~pumpRunning~0 0))) (.cse3 (not (<= ~waterLevel~0 1))) (.cse0 (not (<= 1 ~pumpRunning~0))) (.cse6 (and (not (<= 1 ~methaneLevelCritical~0)) (not (<= (+ ~methaneLevelCritical~0 1) 0)))) (.cse2 (not (= 1 ~systemActive~0))) (.cse4 (not (= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse4) (or .cse5 .cse1 .cse2 .cse3) (or .cse6 .cse5 .cse2 .cse3) (or .cse0 .cse6 .cse2 .cse3) (or .cse0 .cse6 .cse2 .cse4))) [2020-10-27 22:16:07,782 INFO L274 CegarLoopResult]: For program point L278-1(line 278) no Hoare annotation was computed. [2020-10-27 22:16:07,782 INFO L274 CegarLoopResult]: For program point L274(lines 274 294) no Hoare annotation was computed. [2020-10-27 22:16:07,782 INFO L277 CegarLoopResult]: At program point L272(line 272) the Hoare annotation is: true [2020-10-27 22:16:07,783 INFO L274 CegarLoopResult]: For program point L272-1(line 272) no Hoare annotation was computed. [2020-10-27 22:16:07,783 INFO L270 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 52 63) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 2)) (not (<= 1 ~pumpRunning~0)) (= |old(~waterLevel~0)| ~waterLevel~0) (not (= 1 ~systemActive~0))) [2020-10-27 22:16:07,783 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 52 63) no Hoare annotation was computed. [2020-10-27 22:16:07,783 INFO L274 CegarLoopResult]: For program point L56-1(lines 52 63) no Hoare annotation was computed. [2020-10-27 22:16:07,783 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 210 216) no Hoare annotation was computed. [2020-10-27 22:16:07,783 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 210 216) the Hoare annotation is: true [2020-10-27 22:16:07,783 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:16:07,783 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~waterLevel~0 1) (<= ~methaneLevelCritical~0 0) (<= 0 ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-10-27 22:16:07,783 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-27 22:16:07,784 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:16:07,784 INFO L274 CegarLoopResult]: For program point startSystemEXIT(lines 992 999) no Hoare annotation was computed. [2020-10-27 22:16:07,784 INFO L270 CegarLoopResult]: At program point startSystemENTRY(lines 992 999) the Hoare annotation is: (let ((.cse0 (not (= |old(~systemActive~0)| 1))) (.cse1 (not (<= ~waterLevel~0 2)))) (and (or .cse0 (= |old(~systemActive~0)| ~systemActive~0) (not (<= 1 ~pumpRunning~0)) .cse1) (or .cse0 (not (= ~pumpRunning~0 0)) .cse1 (= 1 ~systemActive~0)))) [2020-10-27 22:16:07,784 INFO L274 CegarLoopResult]: For program point startSystemFINAL(lines 992 999) no Hoare annotation was computed. [2020-10-27 22:16:07,784 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 805 829) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (<= ~waterLevel~0 2)) .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or (not (<= 1 |old(~pumpRunning~0)|)) (not (<= 0 ~methaneLevelCritical~0)) .cse0 .cse1 (not (<= ~waterLevel~0 1)) (not (<= ~methaneLevelCritical~0 0))))) [2020-10-27 22:16:07,784 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 805 829) no Hoare annotation was computed. [2020-10-27 22:16:07,784 INFO L270 CegarLoopResult]: At program point L824(line 824) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (<= ~waterLevel~0 2)) .cse0 (not (= |old(~pumpRunning~0)| 0))) (or (not (<= 1 |old(~pumpRunning~0)|)) (not (<= 0 ~methaneLevelCritical~0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (not (<= ~waterLevel~0 1)) (not (<= ~methaneLevelCritical~0 0))))) [2020-10-27 22:16:07,784 INFO L274 CegarLoopResult]: For program point L824-1(lines 805 829) no Hoare annotation was computed. [2020-10-27 22:16:07,785 INFO L270 CegarLoopResult]: At program point L819(line 819) the Hoare annotation is: (let ((.cse1 (<= ~waterLevel~0 1)) (.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) (not (<= 0 ~methaneLevelCritical~0)) .cse0 (not .cse1) (not (<= ~methaneLevelCritical~0 0))) (or (and .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= processEnvironment__wrappee__highWaterSensor_~tmp~6 0)) (not (<= ~waterLevel~0 2)) .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-27 22:16:07,785 INFO L270 CegarLoopResult]: At program point L815(line 815) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (<= ~waterLevel~0 1))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) (not (<= 0 ~methaneLevelCritical~0)) .cse0 (not .cse1) (not (<= ~methaneLevelCritical~0 0))) (let ((.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (or (not (<= ~waterLevel~0 2)) (and (= processEnvironment__wrappee__highWaterSensor_~tmp~6 1) .cse2) .cse0 (not (= |old(~pumpRunning~0)| 0)) (and .cse1 .cse2))))) [2020-10-27 22:16:07,785 INFO L274 CegarLoopResult]: For program point L813(lines 813 821) no Hoare annotation was computed. [2020-10-27 22:16:07,785 INFO L270 CegarLoopResult]: At program point L811(line 811) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) (not (<= 0 ~methaneLevelCritical~0)) .cse0 (not (<= ~waterLevel~0 1)) (not (<= ~methaneLevelCritical~0 0))) (or (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-27 22:16:07,785 INFO L274 CegarLoopResult]: For program point L811-1(line 811) no Hoare annotation was computed. [2020-10-27 22:16:07,785 INFO L274 CegarLoopResult]: For program point L809(lines 809 826) no Hoare annotation was computed. [2020-10-27 22:16:07,785 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 64 75) no Hoare annotation was computed. [2020-10-27 22:16:07,786 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 64 75) the Hoare annotation is: (let ((.cse3 (not (<= 1 ~pumpRunning~0))) (.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (<= |old(~waterLevel~0)| 1))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= ~pumpRunning~0 0)) .cse1 .cse2) (or .cse3 (= 2 ~waterLevel~0) (not (= |old(~waterLevel~0)| 2)) .cse2) (or .cse3 .cse0 .cse1 .cse2))) [2020-10-27 22:16:07,786 INFO L274 CegarLoopResult]: For program point L68-1(lines 64 75) no Hoare annotation was computed. [2020-10-27 22:16:07,786 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 255 262) no Hoare annotation was computed. [2020-10-27 22:16:07,786 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 255 262) the Hoare annotation is: true [2020-10-27 22:16:07,786 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 255 262) no Hoare annotation was computed. [2020-10-27 22:16:07,786 INFO L274 CegarLoopResult]: For program point L259(line 259) no Hoare annotation was computed. [2020-10-27 22:16:07,786 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 831 855) no Hoare annotation was computed. [2020-10-27 22:16:07,786 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 831 855) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (<= ~waterLevel~0 2)) .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or (not (<= 1 |old(~pumpRunning~0)|)) (not (<= 0 ~methaneLevelCritical~0)) .cse0 .cse1 (not (<= ~waterLevel~0 1)) (not (<= ~methaneLevelCritical~0 0))))) [2020-10-27 22:16:07,787 INFO L270 CegarLoopResult]: At program point L850(line 850) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) (not (<= 0 ~methaneLevelCritical~0)) .cse0 (not (<= ~waterLevel~0 1)) (not (<= ~methaneLevelCritical~0 0))) (or (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-27 22:16:07,787 INFO L274 CegarLoopResult]: For program point L850-1(lines 831 855) no Hoare annotation was computed. [2020-10-27 22:16:07,787 INFO L270 CegarLoopResult]: At program point L845(line 845) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (<= ~waterLevel~0 2)) .cse0 (not (= |old(~pumpRunning~0)| 0))) (or (and (<= processEnvironment__wrappee__lowWaterSensor_~tmp~7 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (< 0 (+ processEnvironment__wrappee__lowWaterSensor_~tmp~7 1))) (not (<= 1 |old(~pumpRunning~0)|)) (not (<= 0 ~methaneLevelCritical~0)) .cse0 (not (<= ~waterLevel~0 1)) (not (<= ~methaneLevelCritical~0 0))))) [2020-10-27 22:16:07,787 INFO L270 CegarLoopResult]: At program point L841(line 841) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (<= ~waterLevel~0 2)) .cse0 (not (= |old(~pumpRunning~0)| 0))) (or (not (<= 1 |old(~pumpRunning~0)|)) (not (<= 0 ~methaneLevelCritical~0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (not (<= ~waterLevel~0 1)) (not (<= ~methaneLevelCritical~0 0))))) [2020-10-27 22:16:07,787 INFO L274 CegarLoopResult]: For program point L839(lines 839 847) no Hoare annotation was computed. [2020-10-27 22:16:07,787 INFO L270 CegarLoopResult]: At program point L837(line 837) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (<= ~waterLevel~0 2)) .cse0 (not (= |old(~pumpRunning~0)| 0))) (or (not (<= 1 |old(~pumpRunning~0)|)) (not (<= 0 ~methaneLevelCritical~0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (not (<= ~waterLevel~0 1)) (not (<= ~methaneLevelCritical~0 0))))) [2020-10-27 22:16:07,787 INFO L274 CegarLoopResult]: For program point L837-1(line 837) no Hoare annotation was computed. [2020-10-27 22:16:07,788 INFO L274 CegarLoopResult]: For program point L835(lines 835 852) no Hoare annotation was computed. [2020-10-27 22:16:07,807 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 10:16:07 BoogieIcfgContainer [2020-10-27 22:16:07,807 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-27 22:16:07,809 INFO L168 Benchmark]: Toolchain (without parser) took 206965.97 ms. Allocated memory was 159.4 MB in the beginning and 807.4 MB in the end (delta: 648.0 MB). Free memory was 133.6 MB in the beginning and 553.1 MB in the end (delta: -419.6 MB). Peak memory consumption was 504.7 MB. Max. memory is 8.0 GB. [2020-10-27 22:16:07,809 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 159.4 MB. Free memory is still 130.9 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-27 22:16:07,810 INFO L168 Benchmark]: CACSL2BoogieTranslator took 745.99 ms. Allocated memory is still 159.4 MB. Free memory was 132.9 MB in the beginning and 110.9 MB in the end (delta: 22.1 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. [2020-10-27 22:16:07,810 INFO L168 Benchmark]: Boogie Preprocessor took 158.49 ms. Allocated memory is still 159.4 MB. Free memory was 110.9 MB in the beginning and 106.9 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-27 22:16:07,811 INFO L168 Benchmark]: RCFGBuilder took 1666.65 ms. Allocated memory was 159.4 MB in the beginning and 197.1 MB in the end (delta: 37.7 MB). Free memory was 106.7 MB in the beginning and 176.2 MB in the end (delta: -69.5 MB). Peak memory consumption was 58.3 MB. Max. memory is 8.0 GB. [2020-10-27 22:16:07,811 INFO L168 Benchmark]: TraceAbstraction took 204373.54 ms. Allocated memory was 197.1 MB in the beginning and 807.4 MB in the end (delta: 610.3 MB). Free memory was 175.7 MB in the beginning and 553.1 MB in the end (delta: -377.4 MB). Peak memory consumption was 508.3 MB. Max. memory is 8.0 GB. [2020-10-27 22:16:07,813 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 159.4 MB. Free memory is still 130.9 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 745.99 ms. Allocated memory is still 159.4 MB. Free memory was 132.9 MB in the beginning and 110.9 MB in the end (delta: 22.1 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 158.49 ms. Allocated memory is still 159.4 MB. Free memory was 110.9 MB in the beginning and 106.9 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1666.65 ms. Allocated memory was 159.4 MB in the beginning and 197.1 MB in the end (delta: 37.7 MB). Free memory was 106.7 MB in the beginning and 176.2 MB in the end (delta: -69.5 MB). Peak memory consumption was 58.3 MB. Max. memory is 8.0 GB. * TraceAbstraction took 204373.54 ms. Allocated memory was 197.1 MB in the beginning and 807.4 MB in the end (delta: 610.3 MB). Free memory was 175.7 MB in the beginning and 553.1 MB in the end (delta: -377.4 MB). Peak memory consumption was 508.3 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 638]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 631]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 677]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 684]: 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: 711]: Loop Invariant Derived loop invariant: (((((!(0 <= \old(methaneLevelCritical)) || !(\old(systemActive) == 1)) || (((1 <= pumpRunning && splverifierCounter <= 0) && 1 == systemActive) && waterLevel <= 2)) || (((waterLevel <= 1 && splverifierCounter <= 0) && 1 == systemActive) && pumpRunning == \old(pumpRunning))) || !(\old(methaneLevelCritical) <= 0)) || !(\old(waterLevel) <= 1)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 710]: Loop Invariant Derived loop invariant: (((!(\old(systemActive) == 1) || !(0 <= \old(methaneLevelCritical))) || !(\old(methaneLevelCritical) <= 0)) || !(\old(waterLevel) <= 1)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 165]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 155]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 43 procedures, 264 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 128.5s, OverallIterations: 13, TraceHistogramMax: 3, AutomataDifference: 75.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 75.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2014 SDtfs, 4698 SDslu, 2665 SDs, 0 SdLazy, 14583 SolverSat, 3374 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 32.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 723 GetRequests, 510 SyntacticMatches, 2 SemanticMatches, 211 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 912 ImplicationChecksByTransitivity, 40.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=830occurred 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: 1.6s AutomataMinimizationTime, 13 MinimizatonAttempts, 1061 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 70 LocationsWithAnnotation, 2890 PreInvPairs, 3149 NumberOfFragments, 2087 HoareAnnotationTreeSize, 2890 FomulaSimplifications, 18690459411 FormulaSimplificationTreeSizeReduction, 15.6s HoareSimplificationTime, 70 FomulaSimplificationsInter, 1995232540 FormulaSimplificationTreeSizeReductionInter, 59.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 50.0s InterpolantComputationTime, 1428 NumberOfCodeBlocks, 1428 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1415 ConstructedInterpolants, 0 QuantifiedInterpolants, 594256 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 8 PerfectInterpolantSequences, 170/187 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...