/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SHALLOWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product42.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 03:48:32,617 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 03:48:32,620 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 03:48:32,678 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 03:48:32,679 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 03:48:32,687 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 03:48:32,689 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 03:48:32,695 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 03:48:32,700 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 03:48:32,707 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 03:48:32,708 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 03:48:32,710 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 03:48:32,711 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 03:48:32,715 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 03:48:32,719 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 03:48:32,721 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 03:48:32,723 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 03:48:32,726 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 03:48:32,734 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 03:48:32,745 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 03:48:32,747 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 03:48:32,749 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 03:48:32,751 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 03:48:32,754 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 03:48:32,764 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 03:48:32,765 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 03:48:32,765 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 03:48:32,768 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 03:48:32,769 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 03:48:32,770 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 03:48:32,771 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 03:48:32,772 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 03:48:32,774 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 03:48:32,776 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 03:48:32,777 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 03:48:32,777 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 03:48:32,778 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 03:48:32,778 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 03:48:32,779 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 03:48:32,780 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 03:48:32,781 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 03:48:32,789 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-27 03:48:32,869 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 03:48:32,869 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 03:48:32,874 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 03:48:32,874 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 03:48:32,874 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 03:48:32,875 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 03:48:32,875 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 03:48:32,875 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 03:48:32,876 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 03:48:32,876 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 03:48:32,876 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 03:48:32,876 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 03:48:32,877 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 03:48:32,877 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 03:48:32,877 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 03:48:32,877 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 03:48:32,878 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 03:48:32,878 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 03:48:32,878 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 03:48:32,878 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 03:48:32,879 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 03:48:32,879 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 03:48:32,879 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 03:48:32,879 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 03:48:32,880 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 03:48:32,880 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 03:48:32,880 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 03:48:32,880 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 03:48:32,880 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 03:48:32,881 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 03:48:33,269 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 03:48:33,301 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 03:48:33,305 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 03:48:33,306 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 03:48:33,307 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 03:48:33,309 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product42.cil.c [2020-10-27 03:48:33,406 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d9331eafd/b8ad98644f6d48b583b8076d63827ce7/FLAG349de9ecb [2020-10-27 03:48:34,115 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 03:48:34,116 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product42.cil.c [2020-10-27 03:48:34,131 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d9331eafd/b8ad98644f6d48b583b8076d63827ce7/FLAG349de9ecb [2020-10-27 03:48:34,440 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d9331eafd/b8ad98644f6d48b583b8076d63827ce7 [2020-10-27 03:48:34,445 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 03:48:34,453 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 03:48:34,456 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 03:48:34,457 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 03:48:34,461 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 03:48:34,462 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 03:48:34" (1/1) ... [2020-10-27 03:48:34,466 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@da1d94c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:48:34, skipping insertion in model container [2020-10-27 03:48:34,467 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 03:48:34" (1/1) ... [2020-10-27 03:48:34,475 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 03:48:34,535 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 03:48:35,016 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 03:48:35,033 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 03:48:35,120 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 03:48:35,163 INFO L208 MainTranslator]: Completed translation [2020-10-27 03:48:35,163 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:48:35 WrapperNode [2020-10-27 03:48:35,164 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 03:48:35,165 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 03:48:35,165 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 03:48:35,165 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 03:48:35,181 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:48:35" (1/1) ... [2020-10-27 03:48:35,181 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:48:35" (1/1) ... [2020-10-27 03:48:35,200 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:48:35" (1/1) ... [2020-10-27 03:48:35,201 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:48:35" (1/1) ... [2020-10-27 03:48:35,231 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:48:35" (1/1) ... [2020-10-27 03:48:35,241 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:48:35" (1/1) ... [2020-10-27 03:48:35,246 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:48:35" (1/1) ... [2020-10-27 03:48:35,255 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 03:48:35,256 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 03:48:35,257 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 03:48:35,257 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 03:48:35,258 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:48:35" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 03:48:35,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 03:48:35,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 03:48:35,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 03:48:35,341 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 03:48:35,341 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-10-27 03:48:35,342 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-10-27 03:48:35,342 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-10-27 03:48:35,342 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 03:48:35,342 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 03:48:35,342 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 03:48:35,343 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 03:48:35,343 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 03:48:35,343 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 03:48:35,343 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 03:48:35,343 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 03:48:35,344 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 03:48:35,344 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 03:48:35,344 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 03:48:35,344 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 03:48:35,344 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 03:48:35,345 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 03:48:35,345 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 03:48:35,345 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 03:48:35,345 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-27 03:48:35,345 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-27 03:48:35,345 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-27 03:48:35,346 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-27 03:48:35,346 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-27 03:48:35,346 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-27 03:48:35,346 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-27 03:48:35,346 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 03:48:35,346 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 03:48:35,347 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-27 03:48:35,347 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-27 03:48:35,347 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2020-10-27 03:48:35,347 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-27 03:48:35,347 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-27 03:48:35,347 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-27 03:48:35,348 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-27 03:48:35,348 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-27 03:48:35,348 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-27 03:48:35,348 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-27 03:48:35,348 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 03:48:35,348 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 03:48:35,349 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 03:48:35,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 03:48:35,349 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 03:48:35,349 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 03:48:35,349 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 03:48:35,349 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-27 03:48:35,350 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-27 03:48:35,350 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-10-27 03:48:35,350 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-10-27 03:48:35,350 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-10-27 03:48:35,350 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 03:48:35,350 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 03:48:35,351 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-27 03:48:35,351 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-27 03:48:35,351 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-27 03:48:35,351 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 03:48:35,351 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 03:48:35,352 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 03:48:35,352 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 03:48:35,352 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 03:48:35,352 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 03:48:35,352 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 03:48:35,352 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 03:48:35,353 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 03:48:35,353 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 03:48:35,353 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 03:48:35,353 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 03:48:35,353 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 03:48:35,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 03:48:35,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 03:48:35,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 03:48:35,354 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 03:48:35,354 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 03:48:35,354 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 03:48:35,355 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 03:48:35,355 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 03:48:35,355 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 03:48:35,355 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 03:48:35,355 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 03:48:35,356 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-27 03:48:35,356 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-27 03:48:35,356 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-27 03:48:35,356 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-27 03:48:35,356 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-27 03:48:35,356 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-27 03:48:35,357 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-27 03:48:35,357 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-27 03:48:35,357 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-27 03:48:35,357 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-27 03:48:35,357 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2020-10-27 03:48:35,358 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-27 03:48:35,358 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 03:48:35,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 03:48:35,358 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 03:48:36,636 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 03:48:36,637 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-27 03:48:36,639 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 03:48:36 BoogieIcfgContainer [2020-10-27 03:48:36,639 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 03:48:36,641 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 03:48:36,641 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 03:48:36,645 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 03:48:36,645 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 03:48:34" (1/3) ... [2020-10-27 03:48:36,646 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18f276d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 03:48:36, skipping insertion in model container [2020-10-27 03:48:36,646 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:48:35" (2/3) ... [2020-10-27 03:48:36,647 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18f276d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 03:48:36, skipping insertion in model container [2020-10-27 03:48:36,647 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 03:48:36" (3/3) ... [2020-10-27 03:48:36,649 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product42.cil.c [2020-10-27 03:48:36,661 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 03:48:36,667 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 03:48:36,717 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 03:48:36,745 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 03:48:36,746 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 03:48:36,746 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 03:48:36,746 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 03:48:36,746 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 03:48:36,746 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 03:48:36,747 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 03:48:36,747 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 03:48:36,770 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states. [2020-10-27 03:48:36,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-27 03:48:36,781 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:48:36,782 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:48:36,782 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:48:36,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:48:36,789 INFO L82 PathProgramCache]: Analyzing trace with hash 167173711, now seen corresponding path program 1 times [2020-10-27 03:48:36,799 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:48:36,800 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [527912189] [2020-10-27 03:48:36,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:48:37,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:37,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:37,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:38,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:38,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:39,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:42,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:42,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-27 03:48:42,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 03:48:42,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-27 03:48:42,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:42,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 03:48:42,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:48:42,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-27 03:48:42,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 9 [2020-10-27 03:48:42,593 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:48:42,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:48:42,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:42,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:42,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:42,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:42,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:42,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 141 [2020-10-27 03:48:42,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:42,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:42,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:42,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:48:42,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:42,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:48:42,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:42,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:42,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:42,804 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:48:42,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:42,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:48:42,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:42,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:42,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:42,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:48:42,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:42,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:48:42,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:42,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:42,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:42,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:48:42,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:42,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:48:42,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:42,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:42,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:42,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:48:42,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:42,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:48:42,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:42,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:42,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:42,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:42,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:42,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:48:42,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:42,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:42,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:42,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:48:42,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:42,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:48:42,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:42,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:42,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:42,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:48:42,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:42,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:48:42,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:42,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:42,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:42,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:48:42,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:42,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 03:48:42,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:42,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:42,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:42,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:42,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:42,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:48:42,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:42,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:42,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:42,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:48:42,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:42,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 03:48:42,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:42,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:42,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:42,859 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:48:42,859 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:42,859 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 03:48:42,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:42,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:42,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:42,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 03:48:42,860 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:42,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:48:42,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:42,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:42,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:42,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:42,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:42,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:48:42,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:42,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:48:42,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:42,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:48:42,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:42,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 03:48:42,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:42,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:42,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:42,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:42,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:42,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:48:42,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:42,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:48:42,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:48:42,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:48:42,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:42,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-27 03:48:42,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:42,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:42,881 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:42,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:42,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:42,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:48:42,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:42,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:48:42,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:48:42,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:48:42,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:42,898 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 03:48:42,899 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [527912189] [2020-10-27 03:48:42,901 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:48:42,902 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-27 03:48:42,903 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1887121415] [2020-10-27 03:48:42,908 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-27 03:48:42,908 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:48:42,923 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-27 03:48:42,924 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-27 03:48:42,926 INFO L87 Difference]: Start difference. First operand 181 states. Second operand 6 states. [2020-10-27 03:48:43,489 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:48:44,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:48:44,798 INFO L93 Difference]: Finished difference Result 302 states and 384 transitions. [2020-10-27 03:48:44,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-27 03:48:44,800 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 60 [2020-10-27 03:48:44,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:48:44,815 INFO L225 Difference]: With dead ends: 302 [2020-10-27 03:48:44,815 INFO L226 Difference]: Without dead ends: 165 [2020-10-27 03:48:44,820 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 21 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2020-10-27 03:48:44,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2020-10-27 03:48:44,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 135. [2020-10-27 03:48:44,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 135 states. [2020-10-27 03:48:44,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 155 transitions. [2020-10-27 03:48:44,924 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 155 transitions. Word has length 60 [2020-10-27 03:48:44,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:48:44,925 INFO L481 AbstractCegarLoop]: Abstraction has 135 states and 155 transitions. [2020-10-27 03:48:44,925 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-27 03:48:44,925 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 155 transitions. [2020-10-27 03:48:44,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2020-10-27 03:48:44,934 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:48:44,934 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:48:44,935 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 03:48:44,935 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:48:44,935 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:48:44,935 INFO L82 PathProgramCache]: Analyzing trace with hash -1846116288, now seen corresponding path program 1 times [2020-10-27 03:48:44,936 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:48:44,936 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1288791827] [2020-10-27 03:48:44,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:48:45,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:45,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:45,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:45,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:46,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:46,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:47,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:50,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:50,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 114 [2020-10-27 03:48:50,011 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 03:48:50,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-27 03:48:50,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:50,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-27 03:48:50,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:48:50,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 74 [2020-10-27 03:48:50,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:50,522 WARN L193 SmtUtils]: Spent 452.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:48:50,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:48:50,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:50,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:50,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:50,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:50,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:50,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-10-27 03:48:50,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:50,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:50,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:50,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:48:50,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:50,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:48:50,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:50,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:50,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:50,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:48:50,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:50,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:48:50,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:50,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:50,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:50,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:48:50,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:50,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:48:50,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:50,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:50,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:50,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:48:50,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:50,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:48:50,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:50,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:50,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:50,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:48:50,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:50,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:48:50,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:50,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:50,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:50,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:50,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:50,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:48:50,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:50,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:50,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:50,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:48:50,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:50,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:48:50,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:50,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:50,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:50,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:48:50,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:50,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:48:50,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:50,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:50,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:50,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:48:50,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:50,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 03:48:50,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:50,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:50,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:50,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:50,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:50,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:48:50,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:50,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:50,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:50,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:48:50,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:50,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 03:48:50,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:50,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:50,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:50,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:48:50,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:50,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:48:50,664 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:50,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:50,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:50,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 03:48:50,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:50,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:48:50,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:50,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:50,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:50,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:50,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:50,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:48:50,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:50,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:48:50,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:50,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:48:50,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:50,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-27 03:48:50,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:50,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:50,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:50,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:48:50,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:50,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:48:50,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:50,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:48:50,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:48:50,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 03:48:50,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:50,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:48:50,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:50,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:50,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:50,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:48:50,701 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:50,701 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:48:50,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:50,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:50,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:50,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:48:50,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:50,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-27 03:48:50,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:50,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:50,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:50,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:50,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:50,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:48:50,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:50,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:48:50,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:48:50,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:48:50,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:50,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 03:48:50,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:50,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:50,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:50,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:50,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:50,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:48:50,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:50,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:48:50,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:48:50,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:48:50,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:50,726 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 03:48:50,727 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1288791827] [2020-10-27 03:48:50,727 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:48:50,727 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-27 03:48:50,727 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1282088036] [2020-10-27 03:48:50,729 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-27 03:48:50,729 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:48:50,730 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-27 03:48:50,730 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-27 03:48:50,730 INFO L87 Difference]: Start difference. First operand 135 states and 155 transitions. Second operand 7 states. [2020-10-27 03:48:51,262 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:48:53,438 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:48:54,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:48:54,030 INFO L93 Difference]: Finished difference Result 396 states and 506 transitions. [2020-10-27 03:48:54,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-27 03:48:54,034 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 74 [2020-10-27 03:48:54,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:48:54,038 INFO L225 Difference]: With dead ends: 396 [2020-10-27 03:48:54,038 INFO L226 Difference]: Without dead ends: 289 [2020-10-27 03:48:54,041 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=58, Invalid=124, Unknown=0, NotChecked=0, Total=182 [2020-10-27 03:48:54,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 289 states. [2020-10-27 03:48:54,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 289 to 234. [2020-10-27 03:48:54,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 234 states. [2020-10-27 03:48:54,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 234 states and 278 transitions. [2020-10-27 03:48:54,125 INFO L78 Accepts]: Start accepts. Automaton has 234 states and 278 transitions. Word has length 74 [2020-10-27 03:48:54,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:48:54,126 INFO L481 AbstractCegarLoop]: Abstraction has 234 states and 278 transitions. [2020-10-27 03:48:54,126 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-27 03:48:54,126 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 278 transitions. [2020-10-27 03:48:54,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-10-27 03:48:54,129 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:48:54,130 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:48:54,130 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 03:48:54,130 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:48:54,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:48:54,131 INFO L82 PathProgramCache]: Analyzing trace with hash 755138454, now seen corresponding path program 1 times [2020-10-27 03:48:54,131 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:48:54,131 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1622959760] [2020-10-27 03:48:54,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:48:54,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:54,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:54,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:54,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:54,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:56,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:58,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:58,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 129 [2020-10-27 03:48:58,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 03:48:58,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4546 [2020-10-27 03:48:58,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:58,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 17 [2020-10-27 03:48:58,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:48:58,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 116 [2020-10-27 03:48:58,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:59,133 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:48:59,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:48:59,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:59,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:59,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:59,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:59,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:59,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 94 [2020-10-27 03:48:59,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:59,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:59,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:59,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:48:59,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:59,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:48:59,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:59,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:59,284 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:59,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:48:59,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:59,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:48:59,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:59,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:59,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:59,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:48:59,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:59,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:48:59,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:59,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:59,290 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:59,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:48:59,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:59,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:48:59,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:59,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:59,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:59,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:48:59,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:59,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:48:59,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:59,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:59,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:59,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:59,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:59,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:48:59,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:59,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:59,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:59,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:48:59,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:59,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:48:59,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:59,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:59,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:59,300 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:48:59,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:59,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:48:59,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:59,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:59,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:59,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:48:59,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:59,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 03:48:59,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:59,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:59,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:59,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:59,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:59,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:48:59,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:59,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:59,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:59,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:48:59,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:59,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-27 03:48:59,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:59,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:59,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:59,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:48:59,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:59,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 03:48:59,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:59,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:59,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:59,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 03:48:59,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:59,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:48:59,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:59,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:59,333 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:59,333 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:59,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:59,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:48:59,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:59,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:48:59,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:59,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:48:59,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:59,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-27 03:48:59,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:59,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:59,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:59,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:59,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 03:48:59,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:48:59,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-27 03:48:59,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:59,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:48:59,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:48:59,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-27 03:48:59,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:59,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:48:59,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:59,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:59,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:59,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:48:59,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:59,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 03:48:59,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:59,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:59,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:59,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 03:48:59,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:59,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:48:59,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:59,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:59,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:59,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:48:59,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:59,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:48:59,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:59,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:48:59,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:59,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:48:59,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:59,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:48:59,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:59,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:59,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:59,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:48:59,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:59,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 03:48:59,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:59,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:59,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:59,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:48:59,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:59,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2020-10-27 03:48:59,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:59,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:59,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:59,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:59,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:59,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:48:59,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:59,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:48:59,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:59,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:48:59,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:59,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-27 03:48:59,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:48:59,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:48:59,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:48:59,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:48:59,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:48:59,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:48:59,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:48:59,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:48:59,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:48:59,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:48:59,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:48:59,535 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-27 03:48:59,535 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1622959760] [2020-10-27 03:48:59,535 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:48:59,536 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-27 03:48:59,536 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [61550044] [2020-10-27 03:48:59,536 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 03:48:59,537 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:48:59,537 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 03:48:59,537 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-10-27 03:48:59,538 INFO L87 Difference]: Start difference. First operand 234 states and 278 transitions. Second operand 10 states. [2020-10-27 03:49:00,198 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:49:01,043 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 03:49:02,306 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:49:02,772 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 03:49:03,486 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:49:03,878 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-27 03:49:04,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:49:04,556 INFO L93 Difference]: Finished difference Result 492 states and 621 transitions. [2020-10-27 03:49:04,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-27 03:49:04,558 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 83 [2020-10-27 03:49:04,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:49:04,563 INFO L225 Difference]: With dead ends: 492 [2020-10-27 03:49:04,564 INFO L226 Difference]: Without dead ends: 286 [2020-10-27 03:49:04,566 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=105, Invalid=237, Unknown=0, NotChecked=0, Total=342 [2020-10-27 03:49:04,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 286 states. [2020-10-27 03:49:04,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 286 to 233. [2020-10-27 03:49:04,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 233 states. [2020-10-27 03:49:04,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 233 states and 275 transitions. [2020-10-27 03:49:04,631 INFO L78 Accepts]: Start accepts. Automaton has 233 states and 275 transitions. Word has length 83 [2020-10-27 03:49:04,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:49:04,632 INFO L481 AbstractCegarLoop]: Abstraction has 233 states and 275 transitions. [2020-10-27 03:49:04,632 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 03:49:04,632 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 275 transitions. [2020-10-27 03:49:04,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-10-27 03:49:04,634 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:49:04,635 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:49:04,635 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 03:49:04,635 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:49:04,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:49:04,636 INFO L82 PathProgramCache]: Analyzing trace with hash -246973932, now seen corresponding path program 1 times [2020-10-27 03:49:04,636 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:49:04,636 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1152863201] [2020-10-27 03:49:04,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:49:04,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:04,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:04,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:05,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:05,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 151 [2020-10-27 03:49:05,542 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:49:05,542 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 877 [2020-10-27 03:49:05,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:05,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:49:05,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-27 03:49:05,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 03:49:05,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:05,956 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:49:05,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:49:05,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:05,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:05,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:05,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:05,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:05,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-27 03:49:05,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:05,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:05,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:05,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:05,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:06,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:49:06,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:06,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:06,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:06,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:49:06,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:06,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:49:06,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:06,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:06,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:06,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:06,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:06,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:49:06,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:06,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:06,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:06,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:49:06,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:06,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:49:06,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:06,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:06,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:06,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:06,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:06,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:49:06,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:06,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:06,019 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:06,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:06,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:06,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:49:06,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:06,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:06,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:06,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:06,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:06,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:49:06,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:06,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:06,025 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:06,025 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:49:06,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:06,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:49:06,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:06,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:06,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:06,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:06,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:06,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 03:49:06,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:06,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:06,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:06,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:06,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:06,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:49:06,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:06,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:06,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:06,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:06,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:06,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-27 03:49:06,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:06,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:06,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:06,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:49:06,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:06,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:49:06,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:06,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:06,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 03:49:06,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:06,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:06,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:49:06,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:06,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:06,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:06,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:06,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:06,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:49:06,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:06,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:06,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:06,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:06,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:06,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-27 03:49:06,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:06,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:06,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:06,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:06,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 03:49:06,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:49:06,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-27 03:49:06,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:06,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:49:06,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 03:49:06,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 03:49:06,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:06,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:49:06,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:06,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:06,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:06,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:49:06,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:06,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 03:49:06,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:06,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:49:06,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:06,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 03:49:06,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:06,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:49:06,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:06,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:06,196 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:06,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:49:06,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:06,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:49:06,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:06,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:06,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:06,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:06,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:06,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:49:06,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:06,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:06,208 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:06,208 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 03:49:06,208 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:06,208 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:49:06,209 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:06,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:06,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 03:49:06,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:06,209 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:06,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:49:06,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:06,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:06,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:06,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:49:06,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:06,217 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:49:06,217 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:06,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:06,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:06,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:06,218 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:06,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:49:06,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:06,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:06,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:06,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:06,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:06,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:49:06,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:06,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:06,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:06,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:06,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:06,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:49:06,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:06,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:06,228 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:06,228 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:06,228 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:06,228 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:49:06,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:06,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:06,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:06,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:06,229 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:06,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-27 03:49:06,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:06,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:06,236 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:06,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:06,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:06,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:49:06,237 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:06,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:06,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:49:06,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:06,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:06,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-27 03:49:06,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:06,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:06,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:06,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:06,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:06,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:49:06,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:06,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:06,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:49:06,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:06,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:06,267 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 03:49:06,268 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1152863201] [2020-10-27 03:49:06,268 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:49:06,268 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-27 03:49:06,269 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [585725126] [2020-10-27 03:49:06,271 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 03:49:06,271 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:49:06,271 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 03:49:06,272 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-10-27 03:49:06,272 INFO L87 Difference]: Start difference. First operand 233 states and 275 transitions. Second operand 10 states. [2020-10-27 03:49:07,169 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:49:08,127 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:49:08,523 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 03:49:08,893 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:49:09,260 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:49:10,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:49:10,351 INFO L93 Difference]: Finished difference Result 455 states and 569 transitions. [2020-10-27 03:49:10,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-27 03:49:10,352 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 99 [2020-10-27 03:49:10,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:49:10,356 INFO L225 Difference]: With dead ends: 455 [2020-10-27 03:49:10,356 INFO L226 Difference]: Without dead ends: 250 [2020-10-27 03:49:10,357 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=74, Invalid=232, Unknown=0, NotChecked=0, Total=306 [2020-10-27 03:49:10,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2020-10-27 03:49:10,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 208. [2020-10-27 03:49:10,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 208 states. [2020-10-27 03:49:10,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 236 transitions. [2020-10-27 03:49:10,419 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 236 transitions. Word has length 99 [2020-10-27 03:49:10,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:49:10,419 INFO L481 AbstractCegarLoop]: Abstraction has 208 states and 236 transitions. [2020-10-27 03:49:10,419 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 03:49:10,419 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 236 transitions. [2020-10-27 03:49:10,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2020-10-27 03:49:10,421 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:49:10,422 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:49:10,422 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 03:49:10,422 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:49:10,423 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:49:10,423 INFO L82 PathProgramCache]: Analyzing trace with hash -304476120, now seen corresponding path program 1 times [2020-10-27 03:49:10,423 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:49:10,423 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [798836795] [2020-10-27 03:49:10,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:49:10,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:10,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:10,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:10,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 154 [2020-10-27 03:49:10,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:10,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 337 [2020-10-27 03:49:10,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:10,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:49:10,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 87 [2020-10-27 03:49:10,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:49:10,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:11,190 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:49:11,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:49:11,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:11,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:11,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:11,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:11,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:11,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-27 03:49:11,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:11,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:11,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:11,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:11,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:11,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:49:11,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:11,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:11,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:11,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:49:11,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:11,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:49:11,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:11,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:11,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:11,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:11,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:11,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:49:11,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:11,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:11,255 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:11,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:49:11,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:11,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:49:11,256 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:11,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:11,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:11,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:11,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:11,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:49:11,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:11,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:11,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:11,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:11,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:11,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:49:11,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:11,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:11,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:11,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:11,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:11,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:49:11,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:11,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:11,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:11,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:49:11,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:11,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:49:11,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:11,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:11,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:11,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:11,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:11,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 03:49:11,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:11,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:11,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:11,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:11,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:11,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:49:11,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:11,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:11,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:11,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:11,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:11,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 03:49:11,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:11,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:11,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:11,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:49:11,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:11,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:49:11,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:11,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:11,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:11,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:11,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:11,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:49:11,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:11,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:11,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:11,289 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:11,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:11,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:49:11,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:11,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:11,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:11,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:11,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:11,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-27 03:49:11,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:11,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:11,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:11,330 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 03:49:11,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:11,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-27 03:49:11,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:11,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:49:11,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 03:49:11,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:49:11,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:11,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:49:11,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:11,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:11,352 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:11,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:49:11,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:11,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 03:49:11,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:11,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:49:11,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 03:49:11,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:49:11,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:11,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:49:11,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:11,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:11,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:11,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:49:11,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:11,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 03:49:11,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:11,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 03:49:11,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:11,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:49:11,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:11,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:49:11,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:11,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:11,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:11,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 03:49:11,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:11,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:49:11,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:11,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:11,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 03:49:11,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:11,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:11,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:49:11,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:11,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:11,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:11,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:49:11,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:11,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:49:11,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:11,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:11,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:11,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:11,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:11,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:49:11,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:11,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:11,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:11,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:11,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:11,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:49:11,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:11,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:11,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:11,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:11,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:11,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:49:11,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:11,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:11,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:11,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:11,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:11,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:49:11,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:11,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:11,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:11,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:11,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:11,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-27 03:49:11,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:11,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:11,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:11,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:11,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:11,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:49:11,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:11,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:11,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:49:11,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:11,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:11,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-27 03:49:11,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:11,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:11,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:11,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:11,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:11,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:49:11,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:11,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:11,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:49:11,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:11,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:11,476 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 03:49:11,476 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [798836795] [2020-10-27 03:49:11,476 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:49:11,477 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-27 03:49:11,477 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [320156837] [2020-10-27 03:49:11,477 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 03:49:11,477 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:49:11,478 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 03:49:11,478 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-27 03:49:11,478 INFO L87 Difference]: Start difference. First operand 208 states and 236 transitions. Second operand 8 states. [2020-10-27 03:49:12,803 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:49:13,218 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:49:13,612 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:49:14,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:49:14,511 INFO L93 Difference]: Finished difference Result 435 states and 532 transitions. [2020-10-27 03:49:14,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-27 03:49:14,515 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 104 [2020-10-27 03:49:14,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:49:14,519 INFO L225 Difference]: With dead ends: 435 [2020-10-27 03:49:14,519 INFO L226 Difference]: Without dead ends: 255 [2020-10-27 03:49:14,520 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-10-27 03:49:14,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255 states. [2020-10-27 03:49:14,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255 to 212. [2020-10-27 03:49:14,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 212 states. [2020-10-27 03:49:14,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 240 transitions. [2020-10-27 03:49:14,575 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 240 transitions. Word has length 104 [2020-10-27 03:49:14,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:49:14,576 INFO L481 AbstractCegarLoop]: Abstraction has 212 states and 240 transitions. [2020-10-27 03:49:14,576 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 03:49:14,576 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 240 transitions. [2020-10-27 03:49:14,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2020-10-27 03:49:14,577 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:49:14,578 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:49:14,578 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 03:49:14,578 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:49:14,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:49:14,579 INFO L82 PathProgramCache]: Analyzing trace with hash -312235479, now seen corresponding path program 1 times [2020-10-27 03:49:14,579 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:49:14,579 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1202585017] [2020-10-27 03:49:14,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:49:14,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:14,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:15,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:15,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 154 [2020-10-27 03:49:15,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:15,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 542 [2020-10-27 03:49:15,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:15,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 03:49:15,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:49:15,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 83 [2020-10-27 03:49:15,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:15,533 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:49:15,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:49:15,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:15,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:15,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:15,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:15,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:15,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 73 [2020-10-27 03:49:15,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:15,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:49:15,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:15,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:49:15,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:15,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:49:15,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:15,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:15,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:15,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:49:15,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:15,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:49:15,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:15,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:49:15,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:15,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:49:15,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:15,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:49:15,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:15,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:15,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:15,645 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:49:15,645 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:15,645 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:49:15,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:15,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:49:15,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:15,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:49:15,646 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:15,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:49:15,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:15,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:15,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:15,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:15,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:15,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:49:15,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:15,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:49:15,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:15,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:49:15,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:15,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:49:15,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:15,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:15,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:15,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:49:15,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:15,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:49:15,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:15,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:49:15,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:15,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:49:15,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:15,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 03:49:15,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:15,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:15,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:15,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:15,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:15,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:49:15,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:15,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:49:15,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:15,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:49:15,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:15,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 03:49:15,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:15,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:15,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:15,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:49:15,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:15,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:49:15,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:15,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:49:15,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:15,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 03:49:15,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:15,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:49:15,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:15,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:15,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:15,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:15,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:15,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:49:15,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:15,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:15,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:15,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:15,688 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:15,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-27 03:49:15,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:15,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:15,718 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:15,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 03:49:15,719 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:15,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 03:49:15,719 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:15,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:49:15,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 03:49:15,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-27 03:49:15,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:15,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:49:15,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:15,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:15,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:15,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:49:15,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:15,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:49:15,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:15,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:49:15,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:15,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 03:49:15,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 03:49:15,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:49:15,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:15,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:15,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:15,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:49:15,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:15,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:49:15,774 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:15,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:49:15,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:15,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 03:49:15,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:15,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:49:15,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:15,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:15,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:15,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 03:49:15,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:15,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 03:49:15,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:15,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:49:15,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:15,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-27 03:49:15,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:15,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:49:15,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:15,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:15,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:15,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:49:15,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:15,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:49:15,802 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:15,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:15,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:15,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:15,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:15,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:49:15,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:15,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:15,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:15,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:15,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:15,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:49:15,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:15,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:15,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:15,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:15,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:15,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:49:15,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:15,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:15,810 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:15,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:15,811 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:15,811 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:49:15,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:15,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:15,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:15,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:15,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:15,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-27 03:49:15,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:15,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:15,817 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:15,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:15,817 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:15,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:49:15,817 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:15,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:15,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:49:15,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:15,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:15,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-27 03:49:15,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:15,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:15,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:15,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:15,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:15,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:49:15,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:15,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:15,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:49:15,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:15,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:15,847 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 03:49:15,847 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1202585017] [2020-10-27 03:49:15,849 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:49:15,849 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-27 03:49:15,849 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1769445678] [2020-10-27 03:49:15,850 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-27 03:49:15,851 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:49:15,851 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-27 03:49:15,852 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-27 03:49:15,852 INFO L87 Difference]: Start difference. First operand 212 states and 240 transitions. Second operand 7 states. [2020-10-27 03:49:16,417 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:49:17,155 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:49:19,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:49:19,325 INFO L93 Difference]: Finished difference Result 608 states and 756 transitions. [2020-10-27 03:49:19,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-27 03:49:19,327 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 104 [2020-10-27 03:49:19,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:49:19,331 INFO L225 Difference]: With dead ends: 608 [2020-10-27 03:49:19,331 INFO L226 Difference]: Without dead ends: 424 [2020-10-27 03:49:19,332 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 41 SyntacticMatches, 2 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=64, Invalid=146, Unknown=0, NotChecked=0, Total=210 [2020-10-27 03:49:19,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 424 states. [2020-10-27 03:49:19,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 424 to 381. [2020-10-27 03:49:19,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 381 states. [2020-10-27 03:49:19,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 381 states and 443 transitions. [2020-10-27 03:49:19,431 INFO L78 Accepts]: Start accepts. Automaton has 381 states and 443 transitions. Word has length 104 [2020-10-27 03:49:19,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:49:19,432 INFO L481 AbstractCegarLoop]: Abstraction has 381 states and 443 transitions. [2020-10-27 03:49:19,432 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-27 03:49:19,432 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 443 transitions. [2020-10-27 03:49:19,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2020-10-27 03:49:19,434 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:49:19,434 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:49:19,434 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-27 03:49:19,434 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:49:19,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:49:19,435 INFO L82 PathProgramCache]: Analyzing trace with hash -136415869, now seen corresponding path program 1 times [2020-10-27 03:49:19,435 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:49:19,435 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [566306687] [2020-10-27 03:49:19,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:49:19,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:19,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:19,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:21,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:21,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 160 [2020-10-27 03:49:21,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:49:21,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1828 [2020-10-27 03:49:21,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:21,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-27 03:49:21,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:49:21,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 139 [2020-10-27 03:49:21,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:21,751 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:49:21,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:49:21,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:21,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:21,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:21,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:21,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:21,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 68 [2020-10-27 03:49:21,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:21,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:49:21,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:21,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:49:21,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:21,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:49:21,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:21,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:21,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:21,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:49:21,859 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:21,859 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:49:21,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:21,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:49:21,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:21,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:49:21,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:21,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:49:21,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:21,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:21,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:21,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:49:21,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:21,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:49:21,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:21,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:49:21,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:21,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:49:21,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:21,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:49:21,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:21,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:21,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:21,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:21,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:21,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:49:21,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:21,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:49:21,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:21,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:49:21,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:21,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:49:21,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:21,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:21,872 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:21,872 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:49:21,872 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:21,872 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:49:21,872 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:21,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:49:21,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:21,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:49:21,873 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:21,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 03:49:21,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:21,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:21,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:21,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:21,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:21,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:49:21,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:21,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:49:21,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:21,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:49:21,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:21,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 03:49:21,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:21,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:21,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:21,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:21,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:21,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:49:21,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:21,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:49:21,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:49:21,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 03:49:21,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:21,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-27 03:49:21,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:21,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:21,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:21,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:49:21,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:21,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:49:21,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:21,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:49:21,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:21,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 03:49:21,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:21,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:49:21,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:21,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:22,001 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:22,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:22,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:22,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 03:49:22,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:22,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:22,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:22,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:22,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:22,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-27 03:49:22,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:22,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:22,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:22,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 03:49:22,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:22,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 03:49:22,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:22,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:49:22,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:22,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-10-27 03:49:22,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:22,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:49:22,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:22,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:22,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:22,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:49:22,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:22,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:49:22,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:22,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:22,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:22,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:22,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:22,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:49:22,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:22,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:22,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:22,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:49:22,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:22,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:49:22,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:22,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:22,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:22,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:22,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:22,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:49:22,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:22,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:22,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:22,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 03:49:22,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:22,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:49:22,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:22,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:22,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:22,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:22,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:22,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:49:22,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:22,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:22,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:22,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:49:22,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:22,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:49:22,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:22,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:22,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:22,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:22,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:22,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:49:22,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:22,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:22,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:22,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:22,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:22,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:49:22,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:22,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:22,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:22,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:22,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:22,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:49:22,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:22,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:22,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:22,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:22,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:22,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:49:22,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:22,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:22,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:22,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:22,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:22,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-27 03:49:22,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:22,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:22,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:22,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:22,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:22,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:49:22,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:22,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:49:22,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:22,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:49:22,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:22,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-27 03:49:22,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:22,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:22,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:22,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:22,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:22,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:49:22,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:22,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:22,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:49:22,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:22,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:22,132 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 03:49:22,132 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [566306687] [2020-10-27 03:49:22,133 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:49:22,133 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-27 03:49:22,133 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [636958767] [2020-10-27 03:49:22,134 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-27 03:49:22,134 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:49:22,134 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-27 03:49:22,140 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2020-10-27 03:49:22,141 INFO L87 Difference]: Start difference. First operand 381 states and 443 transitions. Second operand 12 states. [2020-10-27 03:49:22,824 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:49:23,768 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:49:25,125 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:49:25,628 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:49:26,054 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 03:49:26,538 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:49:26,997 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:49:28,521 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:49:28,946 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:49:29,854 WARN L193 SmtUtils]: Spent 711.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 208 [2020-10-27 03:49:31,217 WARN L193 SmtUtils]: Spent 759.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 210 [2020-10-27 03:49:32,101 WARN L193 SmtUtils]: Spent 778.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 211 [2020-10-27 03:49:32,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:49:32,933 INFO L93 Difference]: Finished difference Result 1090 states and 1331 transitions. [2020-10-27 03:49:32,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2020-10-27 03:49:32,939 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 108 [2020-10-27 03:49:32,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:49:32,946 INFO L225 Difference]: With dead ends: 1090 [2020-10-27 03:49:32,946 INFO L226 Difference]: Without dead ends: 806 [2020-10-27 03:49:32,950 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 444 ImplicationChecksByTransitivity, 6.8s TimeCoverageRelationStatistics Valid=363, Invalid=1277, Unknown=0, NotChecked=0, Total=1640 [2020-10-27 03:49:32,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 806 states. [2020-10-27 03:49:33,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 806 to 680. [2020-10-27 03:49:33,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 680 states. [2020-10-27 03:49:33,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 680 states and 777 transitions. [2020-10-27 03:49:33,161 INFO L78 Accepts]: Start accepts. Automaton has 680 states and 777 transitions. Word has length 108 [2020-10-27 03:49:33,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:49:33,162 INFO L481 AbstractCegarLoop]: Abstraction has 680 states and 777 transitions. [2020-10-27 03:49:33,162 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-27 03:49:33,162 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 777 transitions. [2020-10-27 03:49:33,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2020-10-27 03:49:33,167 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:49:33,168 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] [2020-10-27 03:49:33,168 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-27 03:49:33,168 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:49:33,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:49:33,169 INFO L82 PathProgramCache]: Analyzing trace with hash -1966372610, now seen corresponding path program 1 times [2020-10-27 03:49:33,169 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:49:33,170 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [976291457] [2020-10-27 03:49:33,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:49:33,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:33,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:33,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:33,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:34,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:36,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:36,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 220 [2020-10-27 03:49:36,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 03:49:36,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3673 [2020-10-27 03:49:36,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:36,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 03:49:36,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 125 [2020-10-27 03:49:36,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 88 [2020-10-27 03:49:36,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:37,313 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:49:37,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:49:37,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:37,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:37,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:37,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:37,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:37,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-27 03:49:37,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:37,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:37,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:37,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:37,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:37,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:49:37,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:37,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:37,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:37,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:49:37,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:37,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:49:37,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:37,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:37,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:37,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:37,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:37,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:49:37,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:37,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:37,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:37,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:49:37,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:37,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:49:37,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:37,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:37,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:37,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:37,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:37,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:49:37,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:37,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:37,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:37,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:37,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:37,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:49:37,385 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:37,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:37,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:37,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:37,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:37,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:49:37,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:37,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:37,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:37,388 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:49:37,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:37,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:49:37,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:37,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:37,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:37,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:37,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:37,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 03:49:37,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:37,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:37,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:37,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:37,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:37,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:49:37,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:37,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:37,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:37,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:37,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:37,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 03:49:37,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:37,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:37,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:37,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:37,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:37,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:49:37,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:37,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:37,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:37,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:37,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:37,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-27 03:49:37,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:37,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:37,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:37,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-27 03:49:37,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:37,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-27 03:49:37,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:37,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:49:37,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:37,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-27 03:49:37,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:37,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:49:37,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:37,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:37,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:37,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:49:37,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:37,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:49:37,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:37,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:37,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:37,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:37,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:37,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:49:37,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:37,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:37,509 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:37,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:37,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:37,510 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:49:37,510 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:37,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:37,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:37,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:37,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:37,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 03:49:37,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:37,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:37,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:37,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 03:49:37,542 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:37,542 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 03:49:37,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:37,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:49:37,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:37,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-27 03:49:37,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:37,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:49:37,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:37,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:37,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:37,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:49:37,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:37,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:49:37,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:37,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:37,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:37,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:37,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:49:37,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:49:37,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:37,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:37,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:37,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:49:37,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:37,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:49:37,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:37,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:37,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:37,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:37,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:37,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:49:37,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:37,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:37,580 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:37,580 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 03:49:37,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:37,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 03:49:37,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:37,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:49:37,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:37,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-27 03:49:37,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:37,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:49:37,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:37,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:37,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:37,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:49:37,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:37,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:49:37,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:37,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:37,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:37,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:37,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:37,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:49:37,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:37,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:37,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:37,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:37,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:37,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:49:37,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:37,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:37,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:37,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:37,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:37,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:49:37,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:37,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:37,599 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:37,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:37,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:37,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:49:37,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:37,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:49:37,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:37,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:49:37,600 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:37,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-27 03:49:37,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:37,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:37,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:37,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 03:49:37,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:37,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:49:37,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:37,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:49:37,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:37,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 03:49:37,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:37,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:49:37,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:37,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:37,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:37,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:37,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:37,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:49:37,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:37,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:37,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:37,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:37,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:37,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-27 03:49:37,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:37,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:37,629 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:37,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:49:37,629 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:37,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 03:49:37,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:37,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:49:37,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:37,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 03:49:37,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:37,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:49:37,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:37,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:37,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:37,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:37,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:37,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:49:37,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:37,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 03:49:37,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:37,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:49:37,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:37,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 03:49:37,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:37,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:37,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:37,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:37,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:37,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:49:37,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:37,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:49:37,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:37,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:49:37,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:37,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-27 03:49:37,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:37,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:37,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:37,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:49:37,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:37,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:49:37,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:37,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:49:37,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:37,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 03:49:37,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:37,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:49:37,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:37,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:37,708 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:37,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:49:37,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:37,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:49:37,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:37,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:49:37,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:37,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:49:37,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:37,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-27 03:49:37,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:37,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:37,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:37,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:37,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:37,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:49:37,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:37,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:49:37,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:37,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:49:37,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:37,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-27 03:49:37,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:49:37,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:49:37,718 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:49:37,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:49:37,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:49:37,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:49:37,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:49:37,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:49:37,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:49:37,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:49:37,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:49:37,759 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 22 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-10-27 03:49:37,760 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [976291457] [2020-10-27 03:49:37,760 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 03:49:37,760 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-27 03:49:37,761 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1471907856] [2020-10-27 03:49:37,761 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-27 03:49:37,762 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:49:37,762 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-27 03:49:37,763 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2020-10-27 03:49:37,763 INFO L87 Difference]: Start difference. First operand 680 states and 777 transitions. Second operand 12 states. [2020-10-27 03:49:38,509 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 03:49:39,531 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:49:39,964 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 03:49:40,967 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-27 03:49:41,865 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:49:42,599 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2020-10-27 03:49:43,165 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:49:43,956 WARN L193 SmtUtils]: Spent 741.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 209 [2020-10-27 03:49:44,391 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:49:45,008 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 03:49:46,025 WARN L193 SmtUtils]: Spent 742.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 210 [2020-10-27 03:49:46,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:49:46,295 INFO L93 Difference]: Finished difference Result 1077 states and 1253 transitions. [2020-10-27 03:49:46,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2020-10-27 03:49:46,295 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 152 [2020-10-27 03:49:46,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:49:46,296 INFO L225 Difference]: With dead ends: 1077 [2020-10-27 03:49:46,297 INFO L226 Difference]: Without dead ends: 0 [2020-10-27 03:49:46,301 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 57 SyntacticMatches, 4 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 259 ImplicationChecksByTransitivity, 5.8s TimeCoverageRelationStatistics Valid=353, Invalid=979, Unknown=0, NotChecked=0, Total=1332 [2020-10-27 03:49:46,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-27 03:49:46,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-27 03:49:46,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-27 03:49:46,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-27 03:49:46,304 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 152 [2020-10-27 03:49:46,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:49:46,304 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-27 03:49:46,304 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-27 03:49:46,304 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-27 03:49:46,304 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-27 03:49:46,304 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-27 03:49:46,307 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-27 03:49:46,496 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 216 [2020-10-27 03:49:47,733 WARN L193 SmtUtils]: Spent 492.00 ms on a formula simplification. DAG size of input: 271 DAG size of output: 250 [2020-10-27 03:49:50,317 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 271 DAG size of output: 250 [2020-10-27 03:49:50,556 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 233 [2020-10-27 03:49:50,847 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 234 [2020-10-27 03:49:51,127 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 248 [2020-10-27 03:49:51,547 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 1 [2020-10-27 03:49:51,854 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 15 [2020-10-27 03:49:52,168 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 17 [2020-10-27 03:49:53,254 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 175 DAG size of output: 26 [2020-10-27 03:49:53,551 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 25 [2020-10-27 03:49:53,862 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 15 [2020-10-27 03:49:54,111 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 1 [2020-10-27 03:49:54,758 WARN L193 SmtUtils]: Spent 644.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 30 [2020-10-27 03:49:55,073 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-27 03:49:55,320 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 1 [2020-10-27 03:49:55,611 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 1 [2020-10-27 03:49:55,869 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 1 [2020-10-27 03:49:57,348 WARN L193 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 184 DAG size of output: 29 [2020-10-27 03:49:57,707 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:49:58,617 WARN L193 SmtUtils]: Spent 905.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 26 [2020-10-27 03:49:58,866 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 1 [2020-10-27 03:50:00,371 WARN L193 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 192 DAG size of output: 35 [2020-10-27 03:50:00,640 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 1 [2020-10-27 03:50:02,064 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 184 DAG size of output: 30 [2020-10-27 03:50:02,365 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 25 [2020-10-27 03:50:02,678 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 25 [2020-10-27 03:50:03,034 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 26 [2020-10-27 03:50:03,325 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 15 [2020-10-27 03:50:04,809 WARN L193 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 173 DAG size of output: 27 [2020-10-27 03:50:05,158 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 41 [2020-10-27 03:50:06,540 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 184 DAG size of output: 28 [2020-10-27 03:50:07,497 WARN L193 SmtUtils]: Spent 954.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 29 [2020-10-27 03:50:08,007 WARN L193 SmtUtils]: Spent 504.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 14 [2020-10-27 03:50:08,326 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 25 [2020-10-27 03:50:09,029 WARN L193 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 30 [2020-10-27 03:50:09,331 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 15 [2020-10-27 03:50:09,657 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 25 [2020-10-27 03:50:09,900 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 30 [2020-10-27 03:50:10,168 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 1 [2020-10-27 03:50:10,492 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 25 [2020-10-27 03:50:10,819 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 25 [2020-10-27 03:50:11,067 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 31 [2020-10-27 03:50:11,731 WARN L193 SmtUtils]: Spent 660.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 30 [2020-10-27 03:50:11,966 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 34 [2020-10-27 03:50:12,653 WARN L193 SmtUtils]: Spent 683.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 25 [2020-10-27 03:50:12,992 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 15 [2020-10-27 03:50:13,318 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 39 [2020-10-27 03:50:13,324 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-27 03:50:13,324 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-27 03:50:13,324 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-27 03:50:13,324 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-27 03:50:13,325 INFO L274 CegarLoopResult]: For program point L321(line 321) no Hoare annotation was computed. [2020-10-27 03:50:13,325 INFO L274 CegarLoopResult]: For program point L320-2(lines 320 341) no Hoare annotation was computed. [2020-10-27 03:50:13,325 INFO L274 CegarLoopResult]: For program point L342(lines 319 343) no Hoare annotation was computed. [2020-10-27 03:50:13,325 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 295 350) no Hoare annotation was computed. [2020-10-27 03:50:13,325 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 295 350) no Hoare annotation was computed. [2020-10-27 03:50:13,325 INFO L274 CegarLoopResult]: For program point L326(lines 326 330) no Hoare annotation was computed. [2020-10-27 03:50:13,325 INFO L274 CegarLoopResult]: For program point L326-1(lines 326 330) no Hoare annotation was computed. [2020-10-27 03:50:13,325 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 295 350) no Hoare annotation was computed. [2020-10-27 03:50:13,326 INFO L274 CegarLoopResult]: For program point L383(lines 383 387) no Hoare annotation was computed. [2020-10-27 03:50:13,326 INFO L274 CegarLoopResult]: For program point L383-1(lines 383 387) no Hoare annotation was computed. [2020-10-27 03:50:13,326 INFO L274 CegarLoopResult]: For program point L378(line 378) no Hoare annotation was computed. [2020-10-27 03:50:13,326 INFO L274 CegarLoopResult]: For program point L377-2(lines 377 402) no Hoare annotation was computed. [2020-10-27 03:50:13,326 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 351 410) no Hoare annotation was computed. [2020-10-27 03:50:13,326 INFO L274 CegarLoopResult]: For program point L403(lines 376 404) no Hoare annotation was computed. [2020-10-27 03:50:13,326 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 351 410) no Hoare annotation was computed. [2020-10-27 03:50:13,326 INFO L274 CegarLoopResult]: For program point L396(line 396) no Hoare annotation was computed. [2020-10-27 03:50:13,326 INFO L274 CegarLoopResult]: For program point L396-1(line 396) no Hoare annotation was computed. [2020-10-27 03:50:13,326 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 351 410) no Hoare annotation was computed. [2020-10-27 03:50:13,326 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 226 232) the Hoare annotation is: true [2020-10-27 03:50:13,327 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 226 232) no Hoare annotation was computed. [2020-10-27 03:50:13,327 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 233 241) no Hoare annotation was computed. [2020-10-27 03:50:13,327 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 233 241) the Hoare annotation is: true [2020-10-27 03:50:13,327 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 233 241) no Hoare annotation was computed. [2020-10-27 03:50:13,327 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 46 53) the Hoare annotation is: (or (not (= ~waterLevel~0 1)) (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-10-27 03:50:13,327 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 46 53) no Hoare annotation was computed. [2020-10-27 03:50:13,327 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 46 53) no Hoare annotation was computed. [2020-10-27 03:50:13,327 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 54 63) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 1))) (.cse3 (not (= ~pumpRunning~0 0))) (.cse1 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse2 (not (= 1 ~systemActive~0))) (.cse4 (not (= 2 ~waterLevel~0)))) (and (or .cse0 (not (<= 1 |old(~switchedOnBeforeTS~0)|)) .cse1 .cse2) (or (not (= ~waterLevel~0 1)) .cse3 .cse1 .cse2) (or .cse0 .cse1 .cse2 .cse4) (or .cse3 .cse1 .cse2 .cse4))) [2020-10-27 03:50:13,328 INFO L274 CegarLoopResult]: For program point L59(line 59) no Hoare annotation was computed. [2020-10-27 03:50:13,328 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 54 63) no Hoare annotation was computed. [2020-10-27 03:50:13,328 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 54 63) no Hoare annotation was computed. [2020-10-27 03:50:13,328 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 64 92) the Hoare annotation is: true [2020-10-27 03:50:13,328 INFO L270 CegarLoopResult]: At program point L79(line 79) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 1))) (.cse3 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse1 (not (<= 1 ~switchedOnBeforeTS~0))) (or (not (= ~waterLevel~0 1)) .cse3 .cse1) (or .cse3 .cse1 .cse2))) [2020-10-27 03:50:13,328 INFO L274 CegarLoopResult]: For program point L77(lines 77 83) no Hoare annotation was computed. [2020-10-27 03:50:13,328 INFO L274 CegarLoopResult]: For program point L76(lines 76 86) no Hoare annotation was computed. [2020-10-27 03:50:13,328 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 64 92) no Hoare annotation was computed. [2020-10-27 03:50:13,329 INFO L270 CegarLoopResult]: At program point L74(line 74) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= 2 ~waterLevel~0)))) (and (or (not (= ~pumpRunning~0 1)) .cse0 .cse1) (or (not (= ~pumpRunning~0 0)) .cse0 .cse1))) [2020-10-27 03:50:13,329 INFO L274 CegarLoopResult]: For program point L74-1(line 74) no Hoare annotation was computed. [2020-10-27 03:50:13,329 INFO L274 CegarLoopResult]: For program point L72(lines 72 89) no Hoare annotation was computed. [2020-10-27 03:50:13,329 INFO L274 CegarLoopResult]: For program point L72-1(lines 64 92) no Hoare annotation was computed. [2020-10-27 03:50:13,329 INFO L277 CegarLoopResult]: At program point L70(line 70) the Hoare annotation is: true [2020-10-27 03:50:13,329 INFO L274 CegarLoopResult]: For program point L70-1(line 70) no Hoare annotation was computed. [2020-10-27 03:50:13,329 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 175 197) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:50:13,329 INFO L270 CegarLoopResult]: At program point L187(line 187) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:50:13,329 INFO L270 CegarLoopResult]: At program point L187-1(line 187) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:50:13,330 INFO L274 CegarLoopResult]: For program point L185(lines 185 192) no Hoare annotation was computed. [2020-10-27 03:50:13,330 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 175 197) no Hoare annotation was computed. [2020-10-27 03:50:13,330 INFO L274 CegarLoopResult]: For program point L185-1(lines 185 192) no Hoare annotation was computed. [2020-10-27 03:50:13,330 INFO L274 CegarLoopResult]: For program point L183(line 183) no Hoare annotation was computed. [2020-10-27 03:50:13,330 INFO L270 CegarLoopResult]: At program point L182(line 182) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:50:13,330 INFO L270 CegarLoopResult]: At program point L181(line 181) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:50:13,330 INFO L270 CegarLoopResult]: At program point L181-1(line 181) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:50:13,330 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 175 197) no Hoare annotation was computed. [2020-10-27 03:50:13,331 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 129 152) no Hoare annotation was computed. [2020-10-27 03:50:13,331 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 129 152) no Hoare annotation was computed. [2020-10-27 03:50:13,331 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 129 152) no Hoare annotation was computed. [2020-10-27 03:50:13,331 INFO L274 CegarLoopResult]: For program point L147(line 147) no Hoare annotation was computed. [2020-10-27 03:50:13,331 INFO L274 CegarLoopResult]: For program point L146(line 146) no Hoare annotation was computed. [2020-10-27 03:50:13,331 INFO L274 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed. [2020-10-27 03:50:13,331 INFO L274 CegarLoopResult]: For program point L144(line 144) no Hoare annotation was computed. [2020-10-27 03:50:13,331 INFO L274 CegarLoopResult]: For program point L143(line 143) no Hoare annotation was computed. [2020-10-27 03:50:13,331 INFO L274 CegarLoopResult]: For program point L142(line 142) no Hoare annotation was computed. [2020-10-27 03:50:13,331 INFO L274 CegarLoopResult]: For program point L141(line 141) no Hoare annotation was computed. [2020-10-27 03:50:13,331 INFO L274 CegarLoopResult]: For program point L140(line 140) no Hoare annotation was computed. [2020-10-27 03:50:13,332 INFO L274 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed. [2020-10-27 03:50:13,332 INFO L274 CegarLoopResult]: For program point L138(line 138) no Hoare annotation was computed. [2020-10-27 03:50:13,332 INFO L274 CegarLoopResult]: For program point L137(line 137) no Hoare annotation was computed. [2020-10-27 03:50:13,332 INFO L274 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2020-10-27 03:50:13,332 INFO L274 CegarLoopResult]: For program point L135(line 135) no Hoare annotation was computed. [2020-10-27 03:50:13,332 INFO L274 CegarLoopResult]: For program point L134(line 134) no Hoare annotation was computed. [2020-10-27 03:50:13,332 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 885 893) no Hoare annotation was computed. [2020-10-27 03:50:13,332 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 885 893) the Hoare annotation is: true [2020-10-27 03:50:13,332 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 885 893) no Hoare annotation was computed. [2020-10-27 03:50:13,332 INFO L274 CegarLoopResult]: For program point L924(line 924) no Hoare annotation was computed. [2020-10-27 03:50:13,333 INFO L274 CegarLoopResult]: For program point L924-1(line 924) no Hoare annotation was computed. [2020-10-27 03:50:13,333 INFO L274 CegarLoopResult]: For program point L913(lines 913 921) no Hoare annotation was computed. [2020-10-27 03:50:13,333 INFO L274 CegarLoopResult]: For program point L913-2(lines 913 921) no Hoare annotation was computed. [2020-10-27 03:50:13,333 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 894 929) no Hoare annotation was computed. [2020-10-27 03:50:13,333 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 894 929) no Hoare annotation was computed. [2020-10-27 03:50:13,333 INFO L274 CegarLoopResult]: For program point L901(lines 901 909) no Hoare annotation was computed. [2020-10-27 03:50:13,333 INFO L274 CegarLoopResult]: For program point L901-2(lines 901 909) no Hoare annotation was computed. [2020-10-27 03:50:13,333 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 894 929) no Hoare annotation was computed. [2020-10-27 03:50:13,333 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 219 225) no Hoare annotation was computed. [2020-10-27 03:50:13,333 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 219 225) the Hoare annotation is: true [2020-10-27 03:50:13,333 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 249 294) no Hoare annotation was computed. [2020-10-27 03:50:13,334 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 249 294) no Hoare annotation was computed. [2020-10-27 03:50:13,334 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 249 294) no Hoare annotation was computed. [2020-10-27 03:50:13,334 INFO L274 CegarLoopResult]: For program point L576(lines 576 596) no Hoare annotation was computed. [2020-10-27 03:50:13,334 INFO L274 CegarLoopResult]: For program point L576-1(lines 576 596) no Hoare annotation was computed. [2020-10-27 03:50:13,334 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 562 607) no Hoare annotation was computed. [2020-10-27 03:50:13,334 INFO L274 CegarLoopResult]: For program point L593(lines 593 594) no Hoare annotation was computed. [2020-10-27 03:50:13,334 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 586 587) no Hoare annotation was computed. [2020-10-27 03:50:13,334 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 593 594) no Hoare annotation was computed. [2020-10-27 03:50:13,334 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 562 607) no Hoare annotation was computed. [2020-10-27 03:50:13,334 INFO L274 CegarLoopResult]: For program point L586(lines 586 587) no Hoare annotation was computed. [2020-10-27 03:50:13,335 INFO L274 CegarLoopResult]: For program point L582(lines 582 589) no Hoare annotation was computed. [2020-10-27 03:50:13,335 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 562 607) no Hoare annotation was computed. [2020-10-27 03:50:13,335 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 161 171) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:50:13,335 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 161 171) no Hoare annotation was computed. [2020-10-27 03:50:13,335 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 161 171) no Hoare annotation was computed. [2020-10-27 03:50:13,335 INFO L270 CegarLoopResult]: At program point L166(line 166) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:50:13,335 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 874 884) the Hoare annotation is: true [2020-10-27 03:50:13,335 INFO L277 CegarLoopResult]: At program point L879(line 879) the Hoare annotation is: true [2020-10-27 03:50:13,335 INFO L274 CegarLoopResult]: For program point L879-1(line 879) no Hoare annotation was computed. [2020-10-27 03:50:13,336 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 874 884) no Hoare annotation was computed. [2020-10-27 03:50:13,336 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 874 884) no Hoare annotation was computed. [2020-10-27 03:50:13,336 INFO L274 CegarLoopResult]: For program point deactivatePumpENTRY(lines 866 873) no Hoare annotation was computed. [2020-10-27 03:50:13,336 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 866 873) no Hoare annotation was computed. [2020-10-27 03:50:13,336 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 866 873) no Hoare annotation was computed. [2020-10-27 03:50:13,336 INFO L274 CegarLoopResult]: For program point L696(lines 696 702) no Hoare annotation was computed. [2020-10-27 03:50:13,336 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 692 705) no Hoare annotation was computed. [2020-10-27 03:50:13,336 INFO L277 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 692 705) the Hoare annotation is: true [2020-10-27 03:50:13,336 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 692 705) no Hoare annotation was computed. [2020-10-27 03:50:13,336 INFO L274 CegarLoopResult]: For program point L834-1(lines 815 839) no Hoare annotation was computed. [2020-10-27 03:50:13,337 INFO L270 CegarLoopResult]: At program point L829(line 829) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0))) (.cse2 (and (= 0 processEnvironment_~tmp~6) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or (not (= |old(~pumpRunning~0)| 1)) .cse0 (not (<= 1 ~switchedOnBeforeTS~0))) (or .cse0 .cse1 (not (= 2 ~waterLevel~0)) .cse2) (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2))) [2020-10-27 03:50:13,337 INFO L270 CegarLoopResult]: At program point L825(line 825) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 .cse1 (not (= 2 ~waterLevel~0))) (or (not (= |old(~pumpRunning~0)| 1)) .cse0 (not (<= 1 ~switchedOnBeforeTS~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-10-27 03:50:13,337 INFO L274 CegarLoopResult]: For program point L823(lines 823 831) no Hoare annotation was computed. [2020-10-27 03:50:13,337 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 815 839) no Hoare annotation was computed. [2020-10-27 03:50:13,337 INFO L270 CegarLoopResult]: At program point L821(line 821) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (not (= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2) (or (not (= |old(~pumpRunning~0)| 1)) .cse1 (not (<= 1 ~switchedOnBeforeTS~0))))) [2020-10-27 03:50:13,337 INFO L274 CegarLoopResult]: For program point L821-1(line 821) no Hoare annotation was computed. [2020-10-27 03:50:13,338 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 815 839) the Hoare annotation is: (let ((.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (not (= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2) (or .cse0 (not (= |old(~pumpRunning~0)| 1)) .cse1 (not (<= 1 ~switchedOnBeforeTS~0))))) [2020-10-27 03:50:13,338 INFO L274 CegarLoopResult]: For program point L819(lines 819 836) no Hoare annotation was computed. [2020-10-27 03:50:13,338 INFO L270 CegarLoopResult]: At program point L834(line 834) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= ~waterLevel~0 1)) .cse0 .cse1) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 1)) .cse0 (not (<= 1 ~switchedOnBeforeTS~0))) (or .cse0 .cse1 (not (= 2 ~waterLevel~0))))) [2020-10-27 03:50:13,338 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 807 813) no Hoare annotation was computed. [2020-10-27 03:50:13,338 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 807 813) the Hoare annotation is: true [2020-10-27 03:50:13,338 INFO L270 CegarLoopResult]: At program point testENTRY(lines 708 773) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:50:13,338 INFO L270 CegarLoopResult]: At program point L766(lines 717 767) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:50:13,339 INFO L274 CegarLoopResult]: For program point testFINAL(lines 708 773) no Hoare annotation was computed. [2020-10-27 03:50:13,339 INFO L274 CegarLoopResult]: For program point L756(lines 756 760) no Hoare annotation was computed. [2020-10-27 03:50:13,339 INFO L270 CegarLoopResult]: At program point L756-2(lines 748 761) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0)) (.cse4 (= ~pumpRunning~0 1)) (.cse1 (<= test_~splverifierCounter~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse4 .cse2) (and (<= 1 ~switchedOnBeforeTS~0) .cse1 .cse4 .cse2) (not (= |old(~pumpRunning~0)| 0)) (and (= ~waterLevel~0 1) .cse1 .cse2 .cse3))) [2020-10-27 03:50:13,339 INFO L274 CegarLoopResult]: For program point L719(lines 718 765) no Hoare annotation was computed. [2020-10-27 03:50:13,339 INFO L270 CegarLoopResult]: At program point L750(line 750) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0)) (.cse4 (= ~pumpRunning~0 1)) (.cse1 (<= test_~splverifierCounter~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse4 .cse2) (and (<= 1 ~switchedOnBeforeTS~0) .cse1 .cse4 .cse2) (not (= |old(~pumpRunning~0)| 0)) (and (= ~waterLevel~0 1) .cse1 .cse2 .cse3))) [2020-10-27 03:50:13,339 INFO L274 CegarLoopResult]: For program point L748(lines 748 761) no Hoare annotation was computed. [2020-10-27 03:50:13,339 INFO L270 CegarLoopResult]: At program point L740(line 740) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0)) (.cse4 (= ~pumpRunning~0 1)) (.cse1 (<= test_~splverifierCounter~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse4 .cse2) (and (<= 1 ~switchedOnBeforeTS~0) .cse1 .cse4 .cse2) (not (= |old(~pumpRunning~0)| 0)) (and (= ~waterLevel~0 1) .cse1 .cse2 .cse3))) [2020-10-27 03:50:13,340 INFO L274 CegarLoopResult]: For program point L738(lines 738 744) no Hoare annotation was computed. [2020-10-27 03:50:13,340 INFO L274 CegarLoopResult]: For program point L738-1(lines 738 744) no Hoare annotation was computed. [2020-10-27 03:50:13,340 INFO L270 CegarLoopResult]: At program point L763(lines 718 765) the Hoare annotation is: (let ((.cse3 (= 2 ~waterLevel~0)) (.cse2 (= ~pumpRunning~0 1)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse4 (= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and (<= 1 ~switchedOnBeforeTS~0) .cse0 .cse1 .cse2) (not (= |old(~waterLevel~0)| 1)) (and .cse3 .cse0 .cse1 .cse4) (and .cse3 .cse0 .cse1 .cse2) (not (= |old(~pumpRunning~0)| 0)) (and (= ~waterLevel~0 1) .cse0 .cse1 .cse4))) [2020-10-27 03:50:13,340 INFO L270 CegarLoopResult]: At program point L730(line 730) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 1)) (.cse3 (= 2 ~waterLevel~0)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (or (not (= |old(~systemActive~0)| 1)) (and (<= 1 ~switchedOnBeforeTS~0) .cse0 .cse1 .cse2) (not (= |old(~waterLevel~0)| 1)) (and .cse3 .cse0 .cse1 .cse2) (and (= ~waterLevel~0 1) .cse0 .cse1 .cse4) (not (= |old(~pumpRunning~0)| 0)) (and .cse3 .cse0 .cse1 .cse4))) [2020-10-27 03:50:13,340 INFO L274 CegarLoopResult]: For program point L728(lines 728 734) no Hoare annotation was computed. [2020-10-27 03:50:13,340 INFO L274 CegarLoopResult]: For program point L728-1(lines 728 734) no Hoare annotation was computed. [2020-10-27 03:50:13,340 INFO L274 CegarLoopResult]: For program point L720(lines 720 724) no Hoare annotation was computed. [2020-10-27 03:50:13,340 INFO L274 CegarLoopResult]: For program point testEXIT(lines 708 773) no Hoare annotation was computed. [2020-10-27 03:50:13,341 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 540 541) no Hoare annotation was computed. [2020-10-27 03:50:13,341 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 547 548) no Hoare annotation was computed. [2020-10-27 03:50:13,341 INFO L274 CegarLoopResult]: For program point L540(lines 540 541) no Hoare annotation was computed. [2020-10-27 03:50:13,341 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 516 561) no Hoare annotation was computed. [2020-10-27 03:50:13,341 INFO L274 CegarLoopResult]: For program point L536(lines 536 543) no Hoare annotation was computed. [2020-10-27 03:50:13,341 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 516 561) no Hoare annotation was computed. [2020-10-27 03:50:13,341 INFO L274 CegarLoopResult]: For program point L530(lines 530 550) no Hoare annotation was computed. [2020-10-27 03:50:13,341 INFO L274 CegarLoopResult]: For program point L530-1(lines 530 550) no Hoare annotation was computed. [2020-10-27 03:50:13,341 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 516 561) no Hoare annotation was computed. [2020-10-27 03:50:13,341 INFO L274 CegarLoopResult]: For program point L547(lines 547 548) no Hoare annotation was computed. [2020-10-27 03:50:13,342 INFO L270 CegarLoopResult]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 840 847) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= 2 ~waterLevel~0))) [2020-10-27 03:50:13,342 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 840 847) no Hoare annotation was computed. [2020-10-27 03:50:13,342 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 840 847) no Hoare annotation was computed. [2020-10-27 03:50:13,342 INFO L274 CegarLoopResult]: For program point L668(lines 668 676) no Hoare annotation was computed. [2020-10-27 03:50:13,342 INFO L274 CegarLoopResult]: For program point L668-2(lines 668 676) no Hoare annotation was computed. [2020-10-27 03:50:13,342 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 660 682) no Hoare annotation was computed. [2020-10-27 03:50:13,342 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 660 682) no Hoare annotation was computed. [2020-10-27 03:50:13,342 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 660 682) no Hoare annotation was computed. [2020-10-27 03:50:13,342 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 209 218) no Hoare annotation was computed. [2020-10-27 03:50:13,342 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 209 218) no Hoare annotation was computed. [2020-10-27 03:50:13,342 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 209 218) no Hoare annotation was computed. [2020-10-27 03:50:13,343 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 413 515) no Hoare annotation was computed. [2020-10-27 03:50:13,343 INFO L274 CegarLoopResult]: For program point L442(lines 442 458) no Hoare annotation was computed. [2020-10-27 03:50:13,343 INFO L274 CegarLoopResult]: For program point L502(lines 502 509) no Hoare annotation was computed. [2020-10-27 03:50:13,343 INFO L274 CegarLoopResult]: For program point L463(lines 462 482) no Hoare annotation was computed. [2020-10-27 03:50:13,343 INFO L274 CegarLoopResult]: For program point L494(line 494) no Hoare annotation was computed. [2020-10-27 03:50:13,343 INFO L274 CegarLoopResult]: For program point L494-1(line 494) no Hoare annotation was computed. [2020-10-27 03:50:13,343 INFO L274 CegarLoopResult]: For program point L459(lines 459 500) no Hoare annotation was computed. [2020-10-27 03:50:13,343 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 413 515) no Hoare annotation was computed. [2020-10-27 03:50:13,343 INFO L274 CegarLoopResult]: For program point L478(line 478) no Hoare annotation was computed. [2020-10-27 03:50:13,343 INFO L274 CegarLoopResult]: For program point L478-1(line 478) no Hoare annotation was computed. [2020-10-27 03:50:13,343 INFO L274 CegarLoopResult]: For program point L437(lines 437 441) no Hoare annotation was computed. [2020-10-27 03:50:13,344 INFO L274 CegarLoopResult]: For program point L501(lines 501 512) no Hoare annotation was computed. [2020-10-27 03:50:13,344 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 413 515) no Hoare annotation was computed. [2020-10-27 03:50:13,344 INFO L274 CegarLoopResult]: For program point L464(lines 464 468) no Hoare annotation was computed. [2020-10-27 03:50:13,344 INFO L274 CegarLoopResult]: For program point L462-2(lines 462 482) no Hoare annotation was computed. [2020-10-27 03:50:13,344 INFO L274 CegarLoopResult]: For program point L483(lines 461 484) no Hoare annotation was computed. [2020-10-27 03:50:13,344 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-27 03:50:13,345 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string79.offset| |old(#t~string79.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string77.offset| |old(#t~string77.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#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~string5.base| |old(#t~string5.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string75.base| |old(#t~string75.base)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string77.base| |old(#t~string77.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string79.base| |old(#t~string79.base)|)) [2020-10-27 03:50:13,345 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-27 03:50:13,345 INFO L270 CegarLoopResult]: At program point L860(line 860) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= 2 ~waterLevel~0))) [2020-10-27 03:50:13,345 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 849 865) no Hoare annotation was computed. [2020-10-27 03:50:13,345 INFO L274 CegarLoopResult]: For program point L860-1(lines 849 865) no Hoare annotation was computed. [2020-10-27 03:50:13,345 INFO L270 CegarLoopResult]: At program point activatePumpENTRY(lines 849 865) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= 2 ~waterLevel~0))) [2020-10-27 03:50:13,345 INFO L274 CegarLoopResult]: For program point L856(lines 856 862) no Hoare annotation was computed. [2020-10-27 03:50:13,345 INFO L270 CegarLoopResult]: At program point L854(line 854) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= 2 ~waterLevel~0))) [2020-10-27 03:50:13,345 INFO L274 CegarLoopResult]: For program point L854-1(line 854) no Hoare annotation was computed. [2020-10-27 03:50:13,345 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 683 691) the Hoare annotation is: true [2020-10-27 03:50:13,346 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 683 691) no Hoare annotation was computed. [2020-10-27 03:50:13,346 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 683 691) no Hoare annotation was computed. [2020-10-27 03:50:13,346 INFO L274 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 930 948) no Hoare annotation was computed. [2020-10-27 03:50:13,346 INFO L274 CegarLoopResult]: For program point L939(lines 939 943) no Hoare annotation was computed. [2020-10-27 03:50:13,346 INFO L277 CegarLoopResult]: At program point L937(line 937) the Hoare annotation is: true [2020-10-27 03:50:13,346 INFO L274 CegarLoopResult]: For program point L939-2(lines 939 943) no Hoare annotation was computed. [2020-10-27 03:50:13,346 INFO L274 CegarLoopResult]: For program point L937-1(line 937) no Hoare annotation was computed. [2020-10-27 03:50:13,346 INFO L277 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 930 948) the Hoare annotation is: true [2020-10-27 03:50:13,346 INFO L274 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 930 948) no Hoare annotation was computed. [2020-10-27 03:50:13,346 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 639 650) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse4 (not (= ~pumpRunning~0 1))) (.cse1 (not (= 1 ~systemActive~0))) (.cse3 (not (= 2 ~waterLevel~0))) (.cse2 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse3 .cse2) (or .cse4 .cse1 (not (<= 1 ~switchedOnBeforeTS~0)) .cse2) (or .cse4 .cse1 .cse3 .cse2))) [2020-10-27 03:50:13,347 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 639 650) no Hoare annotation was computed. [2020-10-27 03:50:13,347 INFO L274 CegarLoopResult]: For program point L643-1(lines 639 650) no Hoare annotation was computed. [2020-10-27 03:50:13,347 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-27 03:50:13,347 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-27 03:50:13,347 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-27 03:50:13,347 INFO L270 CegarLoopResult]: At program point L796(line 796) the Hoare annotation is: (let ((.cse2 (not (= |old(~pumpRunning~0)| 1))) (.cse0 (<= 1 ~switchedOnBeforeTS~0)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not (= |old(~waterLevel~0)| 2))) (.cse3 (not (= 1 ~systemActive~0))) (.cse5 (not (= |old(~pumpRunning~0)| 0))) (.cse6 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)))) (and (or (and .cse0 .cse1) .cse2 (not (<= 1 |old(~switchedOnBeforeTS~0)|)) .cse3) (or .cse2 .cse4 .cse3 (and (= ~waterLevel~0 1) .cse0 .cse1)) (or (not (= |old(~waterLevel~0)| 1)) .cse3 .cse5 .cse6) (or .cse4 .cse3 .cse5 .cse6))) [2020-10-27 03:50:13,347 INFO L270 CegarLoopResult]: At program point L794(lines 794 800) the Hoare annotation is: (let ((.cse2 (not (= |old(~pumpRunning~0)| 1))) (.cse6 (not (= |old(~waterLevel~0)| 2))) (.cse0 (<= 1 ~switchedOnBeforeTS~0)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (= 1 ~systemActive~0))) (.cse7 (not (= |old(~pumpRunning~0)| 0))) (.cse5 (= ~pumpRunning~0 0))) (and (or (and .cse0 .cse1) .cse2 (not (<= 1 |old(~switchedOnBeforeTS~0)|)) .cse3) (let ((.cse4 (= 2 ~waterLevel~0))) (or (and .cse4 (= ~pumpRunning~0 1)) (and .cse4 .cse5) .cse6 .cse3 .cse7)) (or .cse2 .cse6 .cse3 (and (= ~waterLevel~0 1) .cse0 .cse1)) (or (not (= |old(~waterLevel~0)| 1)) .cse3 .cse7 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse5)))) [2020-10-27 03:50:13,348 INFO L270 CegarLoopResult]: At program point L789(line 789) the Hoare annotation is: (let ((.cse2 (not (= |old(~pumpRunning~0)| 1))) (.cse0 (<= 1 ~switchedOnBeforeTS~0)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not (= |old(~waterLevel~0)| 2))) (.cse3 (not (= 1 ~systemActive~0))) (.cse5 (not (= |old(~pumpRunning~0)| 0)))) (and (or (and .cse0 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1) .cse2 (not (<= 1 |old(~switchedOnBeforeTS~0)|)) .cse3) (or .cse4 .cse3 .cse5) (or .cse2 (and .cse0 (= 2 ~waterLevel~0) .cse1) .cse4 .cse3) (or (not (= |old(~waterLevel~0)| 1)) .cse3 .cse5))) [2020-10-27 03:50:13,348 INFO L274 CegarLoopResult]: For program point L787(lines 783 805) no Hoare annotation was computed. [2020-10-27 03:50:13,348 INFO L274 CegarLoopResult]: For program point L785(lines 783 805) no Hoare annotation was computed. [2020-10-27 03:50:13,348 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 780 806) the Hoare annotation is: (let ((.cse1 (not (= |old(~waterLevel~0)| 2))) (.cse4 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (= |old(~pumpRunning~0)| 1))) (.cse2 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse2 .cse1 .cse3 .cse4) (or (not (= |old(~waterLevel~0)| 1)) .cse2 .cse3 .cse4) (or .cse0 (not (<= 1 |old(~switchedOnBeforeTS~0)|)) .cse2 .cse3))) [2020-10-27 03:50:13,348 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 780 806) no Hoare annotation was computed. [2020-10-27 03:50:13,348 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 780 806) no Hoare annotation was computed. [2020-10-27 03:50:13,348 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 96 125) no Hoare annotation was computed. [2020-10-27 03:50:13,348 INFO L277 CegarLoopResult]: At program point cleanupENTRY(lines 96 125) the Hoare annotation is: true [2020-10-27 03:50:13,348 INFO L277 CegarLoopResult]: At program point L121(lines 96 125) the Hoare annotation is: true [2020-10-27 03:50:13,349 INFO L274 CegarLoopResult]: For program point L117(line 117) no Hoare annotation was computed. [2020-10-27 03:50:13,349 INFO L274 CegarLoopResult]: For program point L110(lines 110 114) no Hoare annotation was computed. [2020-10-27 03:50:13,349 INFO L277 CegarLoopResult]: At program point L110-1(lines 110 114) the Hoare annotation is: true [2020-10-27 03:50:13,349 INFO L274 CegarLoopResult]: For program point L107(line 107) no Hoare annotation was computed. [2020-10-27 03:50:13,349 INFO L277 CegarLoopResult]: At program point L106-2(lines 106 120) the Hoare annotation is: true [2020-10-27 03:50:13,349 INFO L277 CegarLoopResult]: At program point L102(line 102) the Hoare annotation is: true [2020-10-27 03:50:13,349 INFO L274 CegarLoopResult]: For program point L102-1(line 102) no Hoare annotation was computed. [2020-10-27 03:50:13,349 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 651 659) the Hoare annotation is: true [2020-10-27 03:50:13,349 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 651 659) no Hoare annotation was computed. [2020-10-27 03:50:13,349 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 651 659) no Hoare annotation was computed. [2020-10-27 03:50:13,350 INFO L270 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 615 626) the Hoare annotation is: (or (not (= ~pumpRunning~0 1)) (= |old(~waterLevel~0)| ~waterLevel~0) (not (= 1 ~systemActive~0)) (not (<= 1 ~switchedOnBeforeTS~0))) [2020-10-27 03:50:13,350 INFO L274 CegarLoopResult]: For program point L619-1(lines 615 626) no Hoare annotation was computed. [2020-10-27 03:50:13,350 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 615 626) no Hoare annotation was computed. [2020-10-27 03:50:13,350 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 153 159) no Hoare annotation was computed. [2020-10-27 03:50:13,350 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 153 159) the Hoare annotation is: true [2020-10-27 03:50:13,350 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-27 03:50:13,350 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-10-27 03:50:13,350 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-27 03:50:13,350 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-27 03:50:13,350 INFO L274 CegarLoopResult]: For program point startSystemEXIT(lines 949 956) no Hoare annotation was computed. [2020-10-27 03:50:13,351 INFO L270 CegarLoopResult]: At program point startSystemENTRY(lines 949 956) the Hoare annotation is: (let ((.cse1 (= |old(~systemActive~0)| ~systemActive~0)) (.cse4 (not (= ~pumpRunning~0 0))) (.cse3 (not (= 2 ~waterLevel~0))) (.cse0 (not (= |old(~systemActive~0)| 1))) (.cse2 (not (= ~pumpRunning~0 1))) (.cse5 (= 1 ~systemActive~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 (not (= ~waterLevel~0 1)) .cse4 .cse5) (or .cse0 .cse1 .cse4 .cse3) (or .cse0 .cse2 .cse5 (not (<= 1 ~switchedOnBeforeTS~0))))) [2020-10-27 03:50:13,351 INFO L274 CegarLoopResult]: For program point startSystemFINAL(lines 949 956) no Hoare annotation was computed. [2020-10-27 03:50:13,351 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 627 638) no Hoare annotation was computed. [2020-10-27 03:50:13,351 INFO L274 CegarLoopResult]: For program point L631-1(lines 627 638) no Hoare annotation was computed. [2020-10-27 03:50:13,351 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 627 638) the Hoare annotation is: (let ((.cse4 (not (= ~pumpRunning~0 1))) (.cse0 (= 2 ~waterLevel~0)) (.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse5 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= ~pumpRunning~0 0))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse3 (not (<= 1 ~switchedOnBeforeTS~0))) (or .cse4 .cse0 .cse2 .cse3) (or (not (= |old(~waterLevel~0)| 1)) .cse5 .cse1 .cse3))) [2020-10-27 03:50:13,351 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 199 206) no Hoare annotation was computed. [2020-10-27 03:50:13,351 INFO L274 CegarLoopResult]: For program point L203(line 203) no Hoare annotation was computed. [2020-10-27 03:50:13,351 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 199 206) the Hoare annotation is: true [2020-10-27 03:50:13,351 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 199 206) no Hoare annotation was computed. [2020-10-27 03:50:13,370 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 03:50:13 BoogieIcfgContainer [2020-10-27 03:50:13,370 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-27 03:50:13,372 INFO L168 Benchmark]: Toolchain (without parser) took 98924.15 ms. Allocated memory was 151.0 MB in the beginning and 685.8 MB in the end (delta: 534.8 MB). Free memory was 125.8 MB in the beginning and 509.5 MB in the end (delta: -383.7 MB). Peak memory consumption was 422.9 MB. Max. memory is 8.0 GB. [2020-10-27 03:50:13,372 INFO L168 Benchmark]: CDTParser took 0.62 ms. Allocated memory is still 151.0 MB. Free memory was 126.1 MB in the beginning and 126.0 MB in the end (delta: 83.1 kB). There was no memory consumed. Max. memory is 8.0 GB. [2020-10-27 03:50:13,373 INFO L168 Benchmark]: CACSL2BoogieTranslator took 707.66 ms. Allocated memory is still 151.0 MB. Free memory was 125.1 MB in the beginning and 103.3 MB in the end (delta: 21.8 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. [2020-10-27 03:50:13,374 INFO L168 Benchmark]: Boogie Preprocessor took 90.81 ms. Allocated memory is still 151.0 MB. Free memory was 103.3 MB in the beginning and 99.4 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2020-10-27 03:50:13,374 INFO L168 Benchmark]: RCFGBuilder took 1382.76 ms. Allocated memory is still 151.0 MB. Free memory was 99.4 MB in the beginning and 51.9 MB in the end (delta: 47.4 MB). Peak memory consumption was 48.4 MB. Max. memory is 8.0 GB. [2020-10-27 03:50:13,375 INFO L168 Benchmark]: TraceAbstraction took 96728.98 ms. Allocated memory was 151.0 MB in the beginning and 685.8 MB in the end (delta: 534.8 MB). Free memory was 51.4 MB in the beginning and 509.5 MB in the end (delta: -458.1 MB). Peak memory consumption was 347.2 MB. Max. memory is 8.0 GB. [2020-10-27 03:50:13,378 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.62 ms. Allocated memory is still 151.0 MB. Free memory was 126.1 MB in the beginning and 126.0 MB in the end (delta: 83.1 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 707.66 ms. Allocated memory is still 151.0 MB. Free memory was 125.1 MB in the beginning and 103.3 MB in the end (delta: 21.8 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 90.81 ms. Allocated memory is still 151.0 MB. Free memory was 103.3 MB in the beginning and 99.4 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1382.76 ms. Allocated memory is still 151.0 MB. Free memory was 99.4 MB in the beginning and 51.9 MB in the end (delta: 47.4 MB). Peak memory consumption was 48.4 MB. Max. memory is 8.0 GB. * TraceAbstraction took 96728.98 ms. Allocated memory was 151.0 MB in the beginning and 685.8 MB in the end (delta: 534.8 MB). Free memory was 51.4 MB in the beginning and 509.5 MB in the end (delta: -458.1 MB). Peak memory consumption was 347.2 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: 547]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 540]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 586]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 593]: 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: 717]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(waterLevel) == 1)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 106]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 96]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 718]: Loop Invariant Derived loop invariant: (((((!(\old(systemActive) == 1) || (((1 <= switchedOnBeforeTS && splverifierCounter <= 0) && 1 == systemActive) && pumpRunning == 1)) || !(\old(waterLevel) == 1)) || (((2 == waterLevel && splverifierCounter <= 0) && 1 == systemActive) && pumpRunning == 0)) || (((2 == waterLevel && splverifierCounter <= 0) && 1 == systemActive) && pumpRunning == 1)) || !(\old(pumpRunning) == 0)) || (((waterLevel == 1 && splverifierCounter <= 0) && 1 == systemActive) && pumpRunning == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 248 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 69.5s, OverallIterations: 8, TraceHistogramMax: 3, AutomataDifference: 40.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 27.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1180 SDtfs, 2728 SDslu, 1475 SDs, 0 SdLazy, 5812 SolverSat, 1895 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 17.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 447 GetRequests, 292 SyntacticMatches, 7 SemanticMatches, 148 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 838 ImplicationChecksByTransitivity, 22.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=680occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 8 MinimizatonAttempts, 392 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 61 LocationsWithAnnotation, 882 PreInvPairs, 955 NumberOfFragments, 1843 HoareAnnotationTreeSize, 882 FomulaSimplifications, 9893972 FormulaSimplificationTreeSizeReduction, 4.9s HoareSimplificationTime, 61 FomulaSimplificationsInter, 63963 FormulaSimplificationTreeSizeReductionInter, 21.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 27.8s InterpolantComputationTime, 784 NumberOfCodeBlocks, 784 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 776 ConstructedInterpolants, 0 QuantifiedInterpolants, 305674 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 7 PerfectInterpolantSequences, 54/60 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...