/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_spec1_product23.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 03:21:27,759 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 03:21:27,762 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 03:21:27,798 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 03:21:27,799 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 03:21:27,800 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 03:21:27,802 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 03:21:27,804 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 03:21:27,806 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 03:21:27,808 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 03:21:27,809 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 03:21:27,810 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 03:21:27,811 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 03:21:27,812 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 03:21:27,813 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 03:21:27,815 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 03:21:27,816 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 03:21:27,817 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 03:21:27,819 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 03:21:27,821 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 03:21:27,823 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 03:21:27,826 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 03:21:27,827 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 03:21:27,830 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 03:21:27,850 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 03:21:27,851 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 03:21:27,851 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 03:21:27,854 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 03:21:27,855 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 03:21:27,859 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 03:21:27,860 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 03:21:27,864 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 03:21:27,865 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 03:21:27,867 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 03:21:27,869 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 03:21:27,869 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 03:21:27,870 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 03:21:27,871 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 03:21:27,871 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 03:21:27,872 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 03:21:27,873 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 03:21:27,875 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 03:21:27,929 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 03:21:27,930 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 03:21:27,935 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 03:21:27,935 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 03:21:27,935 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 03:21:27,935 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 03:21:27,936 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 03:21:27,936 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 03:21:27,936 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 03:21:27,936 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 03:21:27,937 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 03:21:27,938 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 03:21:27,938 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 03:21:27,938 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 03:21:27,938 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 03:21:27,939 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 03:21:27,939 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 03:21:27,939 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 03:21:27,939 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 03:21:27,940 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 03:21:27,940 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 03:21:27,940 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 03:21:27,940 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 03:21:27,941 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 03:21:27,941 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 03:21:27,941 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 03:21:27,941 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 03:21:27,941 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 03:21:27,942 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 03:21:27,942 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 03:21:28,379 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 03:21:28,405 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 03:21:28,408 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 03:21:28,410 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 03:21:28,411 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 03:21:28,412 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product23.cil.c [2020-10-27 03:21:28,488 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2f761909a/1b8febd0e142417590edffd4971a38e1/FLAGb5949fd88 [2020-10-27 03:21:29,320 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 03:21:29,321 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product23.cil.c [2020-10-27 03:21:29,346 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2f761909a/1b8febd0e142417590edffd4971a38e1/FLAGb5949fd88 [2020-10-27 03:21:29,594 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2f761909a/1b8febd0e142417590edffd4971a38e1 [2020-10-27 03:21:29,597 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 03:21:29,604 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 03:21:29,606 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 03:21:29,607 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 03:21:29,611 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 03:21:29,612 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 03:21:29" (1/1) ... [2020-10-27 03:21:29,616 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a648592 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:21:29, skipping insertion in model container [2020-10-27 03:21:29,616 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 03:21:29" (1/1) ... [2020-10-27 03:21:29,627 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 03:21:29,672 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 03:21:30,006 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 03:21:30,033 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 03:21:30,151 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 03:21:30,197 INFO L208 MainTranslator]: Completed translation [2020-10-27 03:21:30,199 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:21:30 WrapperNode [2020-10-27 03:21:30,199 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 03:21:30,201 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 03:21:30,201 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 03:21:30,201 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 03:21:30,215 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:21:30" (1/1) ... [2020-10-27 03:21:30,217 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:21:30" (1/1) ... [2020-10-27 03:21:30,247 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:21:30" (1/1) ... [2020-10-27 03:21:30,247 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:21:30" (1/1) ... [2020-10-27 03:21:30,277 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:21:30" (1/1) ... [2020-10-27 03:21:30,311 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:21:30" (1/1) ... [2020-10-27 03:21:30,323 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:21:30" (1/1) ... [2020-10-27 03:21:30,350 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 03:21:30,354 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 03:21:30,354 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 03:21:30,354 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 03:21:30,355 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:21:30" (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 03:21:30,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 03:21:30,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 03:21:30,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 03:21:30,446 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 03:21:30,447 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 03:21:30,447 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 03:21:30,448 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 03:21:30,448 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 03:21:30,448 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 03:21:30,448 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 03:21:30,449 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-27 03:21:30,449 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-27 03:21:30,449 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-27 03:21:30,450 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-27 03:21:30,450 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-27 03:21:30,451 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-27 03:21:30,451 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-27 03:21:30,451 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 03:21:30,451 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 03:21:30,451 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-27 03:21:30,452 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-10-27 03:21:30,452 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-27 03:21:30,452 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-27 03:21:30,452 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-27 03:21:30,452 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-27 03:21:30,452 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-27 03:21:30,452 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-27 03:21:30,452 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-27 03:21:30,453 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-27 03:21:30,453 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-27 03:21:30,453 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 03:21:30,453 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 03:21:30,453 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 03:21:30,453 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 03:21:30,453 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 03:21:30,454 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 03:21:30,454 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 03:21:30,454 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 03:21:30,454 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 03:21:30,454 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 03:21:30,454 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 03:21:30,454 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 03:21:30,455 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 03:21:30,455 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 03:21:30,455 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 03:21:30,455 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 03:21:30,455 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 03:21:30,455 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 03:21:30,455 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 03:21:30,455 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 03:21:30,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 03:21:30,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 03:21:30,456 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 03:21:30,457 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 03:21:30,457 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 03:21:30,457 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 03:21:30,457 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 03:21:30,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 03:21:30,458 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 03:21:30,458 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 03:21:30,458 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 03:21:30,458 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-27 03:21:30,458 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-27 03:21:30,458 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-27 03:21:30,459 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-27 03:21:30,459 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-27 03:21:30,459 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-27 03:21:30,459 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-27 03:21:30,459 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-27 03:21:30,459 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 03:21:30,460 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 03:21:30,460 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 03:21:30,462 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-27 03:21:30,462 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-27 03:21:30,462 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-27 03:21:30,462 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-27 03:21:30,462 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-27 03:21:30,463 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-27 03:21:30,463 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-27 03:21:30,463 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-27 03:21:30,463 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-10-27 03:21:30,463 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-27 03:21:30,464 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 03:21:30,464 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 03:21:30,464 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 03:21:30,465 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 03:21:30,465 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 03:21:30,465 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 03:21:30,465 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 03:21:30,465 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 03:21:30,465 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 03:21:30,465 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 03:21:30,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 03:21:30,466 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 03:21:31,691 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 03:21:31,692 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-27 03:21:31,694 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 03:21:31 BoogieIcfgContainer [2020-10-27 03:21:31,694 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 03:21:31,696 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 03:21:31,696 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 03:21:31,700 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 03:21:31,700 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 03:21:29" (1/3) ... [2020-10-27 03:21:31,701 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49cedf5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 03:21:31, skipping insertion in model container [2020-10-27 03:21:31,702 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:21:30" (2/3) ... [2020-10-27 03:21:31,702 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49cedf5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 03:21:31, skipping insertion in model container [2020-10-27 03:21:31,702 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 03:21:31" (3/3) ... [2020-10-27 03:21:31,704 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product23.cil.c [2020-10-27 03:21:31,718 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 03:21:31,724 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 03:21:31,738 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 03:21:31,768 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 03:21:31,768 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 03:21:31,768 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 03:21:31,768 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 03:21:31,768 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 03:21:31,768 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 03:21:31,768 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 03:21:31,769 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 03:21:31,793 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states. [2020-10-27 03:21:31,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-27 03:21:31,803 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:21:31,804 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:21:31,805 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 03:21:31,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:21:31,813 INFO L82 PathProgramCache]: Analyzing trace with hash 788723991, now seen corresponding path program 1 times [2020-10-27 03:21:31,824 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:21:31,824 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1081137444] [2020-10-27 03:21:31,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:21:32,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:21:32,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:21:32,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:21:32,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:21:34,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:21:35,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:21:37,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:21:37,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-27 03:21:37,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 03:21:37,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-27 03:21:37,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:21:37,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 03:21:37,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:21:37,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-27 03:21:37,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-27 03:21:37,560 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:21:37,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:21:37,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:21:37,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:21:37,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:21:37,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:21:37,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:21:37,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 136 [2020-10-27 03:21:37,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:21:37,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:21:37,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:21:37,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:21:37,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:21:37,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:21:37,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:21:37,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:21:37,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:21:37,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:21:37,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:21:37,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 03:21:37,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:21:37,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:21:37,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:21:37,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:21:37,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:21:37,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:21:37,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:21:37,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:21:37,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:21:37,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:21:37,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:21:37,782 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:21:37,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:21:37,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:21:37,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:21:37,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:21:37,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:21:37,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:21:37,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:21:37,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:21:37,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:21:37,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:21:37,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:21:37,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:21:37,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:21:37,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:21:37,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:21:37,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:21:37,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:21:37,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:21:37,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:21:37,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:21:37,805 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:21:37,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:21:37,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:21:37,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:21:37,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:21:37,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:21:37,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:21:37,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:21:37,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:21:37,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 03:21:37,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:21:37,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:21:37,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:21:37,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:21:37,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:21:37,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:21:37,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:21:37,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:21:37,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:21:37,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:21:37,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:21:37,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 03:21:37,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:21:37,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:21:37,834 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:21:37,834 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:21:37,834 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:21:37,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:21:37,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:21:37,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:21:37,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:21:37,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:21:37,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:21:37,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 03:21:37,856 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1081137444] [2020-10-27 03:21:37,859 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:21:37,860 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-27 03:21:37,860 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [197605889] [2020-10-27 03:21:37,867 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-27 03:21:37,867 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:21:37,881 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-27 03:21:37,882 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-27 03:21:37,885 INFO L87 Difference]: Start difference. First operand 172 states. Second operand 4 states. [2020-10-27 03:21:38,358 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:21:40,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:21:40,736 INFO L93 Difference]: Finished difference Result 431 states and 579 transitions. [2020-10-27 03:21:40,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-27 03:21:40,739 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-10-27 03:21:40,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:21:40,755 INFO L225 Difference]: With dead ends: 431 [2020-10-27 03:21:40,756 INFO L226 Difference]: Without dead ends: 280 [2020-10-27 03:21:40,765 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-27 03:21:40,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 280 states. [2020-10-27 03:21:40,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 280 to 221. [2020-10-27 03:21:40,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 221 states. [2020-10-27 03:21:40,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 221 states and 270 transitions. [2020-10-27 03:21:40,990 INFO L78 Accepts]: Start accepts. Automaton has 221 states and 270 transitions. Word has length 47 [2020-10-27 03:21:40,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:21:40,991 INFO L481 AbstractCegarLoop]: Abstraction has 221 states and 270 transitions. [2020-10-27 03:21:40,991 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-27 03:21:40,991 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 270 transitions. [2020-10-27 03:21:41,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-10-27 03:21:41,007 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:21:41,008 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:21:41,009 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 03:21:41,009 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 03:21:41,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:21:41,010 INFO L82 PathProgramCache]: Analyzing trace with hash -1315135340, now seen corresponding path program 1 times [2020-10-27 03:21:41,010 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:21:41,010 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1587295856] [2020-10-27 03:21:41,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:21:41,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:21:41,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:21:41,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:21:42,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:21:42,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:21:43,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:21:46,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:21:46,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 101 [2020-10-27 03:21:46,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 03:21:46,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5018 [2020-10-27 03:21:46,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:21:46,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-27 03:21:46,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:21:46,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 81 [2020-10-27 03:21:46,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:21:46,450 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:21:46,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:21:46,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:21:46,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:21:46,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:21:46,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:21:46,609 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:21:46,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 113 [2020-10-27 03:21:46,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:21:46,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:21:46,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:21:46,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:21:46,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:21:46,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:21:46,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:21:46,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:21:46,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:21:46,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:21:46,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:21:46,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:21:46,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:21:46,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:21:46,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:21:46,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:21:46,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:21:46,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:21:46,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:21:46,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:21:46,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:21:46,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:21:46,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:21:46,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:21:46,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:21:46,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:21:46,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:21:46,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:21:46,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:21:46,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:21:46,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:21:46,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:21:46,651 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:21:46,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:21:46,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:21:46,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:21:46,652 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:21:46,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:21:46,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:21:46,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:21:46,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:21:46,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:21:46,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:21:46,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:21:46,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:21:46,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:21:46,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:21:46,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:21:46,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:21:46,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:21:46,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:21:46,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:21:46,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:21:46,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-27 03:21:46,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:21:46,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:21:46,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:21:46,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-27 03:21:46,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:21:46,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:21:46,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:21:46,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:21:46,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:21:46,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-27 03:21:46,676 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:21:46,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:21:46,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:21:46,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:21:46,681 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:21:46,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:21:46,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:21:46,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:21:46,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:21:46,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:21:46,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:21:46,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:21:46,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:21:46,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:21:46,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:21:46,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:21:46,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:21:46,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:21:46,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:21:46,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:21:46,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:21:46,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:21:46,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:21:46,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:21:46,688 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:21:46,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-27 03:21:46,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:21:46,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:21:46,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:21:46,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:21:46,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:21:46,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:21:46,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:21:46,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:21:46,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:21:46,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:21:46,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:21:46,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-27 03:21:46,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:21:46,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:21:46,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:21:46,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:21:46,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:21:46,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:21:46,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:21:46,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:21:46,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:21:46,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:21:46,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:21:46,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 03:21:46,727 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1587295856] [2020-10-27 03:21:46,727 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:21:46,727 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-27 03:21:46,728 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [766868674] [2020-10-27 03:21:46,729 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 03:21:46,730 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:21:46,730 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 03:21:46,731 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-27 03:21:46,731 INFO L87 Difference]: Start difference. First operand 221 states and 270 transitions. Second operand 8 states. [2020-10-27 03:21:47,195 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:21:48,168 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:21:49,082 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:21:49,402 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:21:49,756 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:21:50,360 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:21:51,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:21:51,753 INFO L93 Difference]: Finished difference Result 791 states and 1098 transitions. [2020-10-27 03:21:51,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-27 03:21:51,755 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 65 [2020-10-27 03:21:51,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:21:51,771 INFO L225 Difference]: With dead ends: 791 [2020-10-27 03:21:51,771 INFO L226 Difference]: Without dead ends: 549 [2020-10-27 03:21:51,782 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-10-27 03:21:51,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 549 states. [2020-10-27 03:21:51,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 549 to 384. [2020-10-27 03:21:51,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 384 states. [2020-10-27 03:21:51,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 384 states and 473 transitions. [2020-10-27 03:21:51,936 INFO L78 Accepts]: Start accepts. Automaton has 384 states and 473 transitions. Word has length 65 [2020-10-27 03:21:51,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:21:51,937 INFO L481 AbstractCegarLoop]: Abstraction has 384 states and 473 transitions. [2020-10-27 03:21:51,937 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 03:21:51,937 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 473 transitions. [2020-10-27 03:21:51,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-10-27 03:21:51,941 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:21:51,941 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:21:51,942 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 03:21:51,942 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 03:21:51,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:21:51,943 INFO L82 PathProgramCache]: Analyzing trace with hash 1688123429, now seen corresponding path program 1 times [2020-10-27 03:21:51,943 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:21:51,943 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [58473122] [2020-10-27 03:21:51,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:21:51,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:21:52,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:21:52,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:21:52,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:21:54,134 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:21:54,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-27 03:21:54,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 03:21:54,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2150 [2020-10-27 03:21:54,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:21:54,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-27 03:21:54,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:21:54,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 84 [2020-10-27 03:21:54,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:21:54,479 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:21:54,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:21:54,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:21:54,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:21:54,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:21:54,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:21:54,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:21:54,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 92 [2020-10-27 03:21:54,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:21:54,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:21:54,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:21:54,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:21:54,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:21:54,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:21:54,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:21:54,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:21:54,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:21:54,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:21:54,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:21:54,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:21:54,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:21:54,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:21:54,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:21:54,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:21:54,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:21:54,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:21:54,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:21:54,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:21:54,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:21:54,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:21:54,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:21:54,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:21:54,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:21:54,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:21:54,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:21:54,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:21:54,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:21:54,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:21:54,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:21:54,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:21:54,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:21:54,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:21:54,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:21:54,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:21:54,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:21:54,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:21:54,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:21:54,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:21:54,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:21:54,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:21:54,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:21:54,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:21:54,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:21:54,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:21:54,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:21:54,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:21:54,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:21:54,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:21:54,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:21:54,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:21:54,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:21:54,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 03:21:54,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:21:54,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:21:54,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:21:54,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:21:54,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:21:54,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:21:54,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:21:54,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:21:54,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:21:54,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:21:54,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:21:54,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 03:21:54,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:21:54,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:21:54,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:21:54,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:21:54,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:21:54,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:21:54,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 03:21:54,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:21:54,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:21:54,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:21:54,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 03:21:54,688 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:21:54,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-27 03:21:54,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:21:54,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:21:54,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:21:54,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:21:54,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:21:54,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:21:54,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:21:54,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:21:54,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:21:54,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:21:54,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:21:54,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-27 03:21:54,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:21:54,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:21:54,718 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:21:54,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:21:54,719 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:21:54,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:21:54,719 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:21:54,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:21:54,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:21:54,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:21:54,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:21:54,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 03:21:54,754 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [58473122] [2020-10-27 03:21:54,755 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:21:54,755 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-27 03:21:54,755 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1541339988] [2020-10-27 03:21:54,756 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 03:21:54,756 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:21:54,756 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 03:21:54,757 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-10-27 03:21:54,757 INFO L87 Difference]: Start difference. First operand 384 states and 473 transitions. Second operand 10 states. [2020-10-27 03:21:55,260 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:21:56,424 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:21:56,772 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:21:57,101 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:21:57,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:21:57,607 INFO L93 Difference]: Finished difference Result 659 states and 855 transitions. [2020-10-27 03:21:57,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-27 03:21:57,613 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 62 [2020-10-27 03:21:57,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:21:57,613 INFO L225 Difference]: With dead ends: 659 [2020-10-27 03:21:57,614 INFO L226 Difference]: Without dead ends: 0 [2020-10-27 03:21:57,617 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=86, Invalid=186, Unknown=0, NotChecked=0, Total=272 [2020-10-27 03:21:57,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-27 03:21:57,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-27 03:21:57,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-27 03:21:57,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-27 03:21:57,618 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 62 [2020-10-27 03:21:57,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:21:57,618 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-27 03:21:57,618 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 03:21:57,618 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-27 03:21:57,619 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-27 03:21:57,619 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 03:21:57,621 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-27 03:22:02,131 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 7 [2020-10-27 03:22:02,360 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-27 03:22:02,566 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 1 [2020-10-27 03:22:02,991 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 7 [2020-10-27 03:22:03,292 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:22:03,504 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-27 03:22:03,877 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 11 [2020-10-27 03:22:04,481 WARN L193 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 16 [2020-10-27 03:22:04,671 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-27 03:22:05,094 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 8 [2020-10-27 03:22:05,524 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 8 [2020-10-27 03:22:05,738 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 1 [2020-10-27 03:22:06,089 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 11 [2020-10-27 03:22:06,492 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 7 [2020-10-27 03:22:07,037 WARN L193 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 16 [2020-10-27 03:22:07,239 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-27 03:22:07,454 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-27 03:22:07,667 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 8 [2020-10-27 03:22:07,874 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-27 03:22:08,232 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 11 [2020-10-27 03:22:08,434 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-27 03:22:08,632 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 1 [2020-10-27 03:22:09,036 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 15 [2020-10-27 03:22:09,425 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 7 [2020-10-27 03:22:09,620 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-27 03:22:10,047 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 16 [2020-10-27 03:22:10,627 WARN L193 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 16 [2020-10-27 03:22:10,815 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 1 [2020-10-27 03:22:11,020 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-27 03:22:11,397 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 11 [2020-10-27 03:22:11,419 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-27 03:22:11,419 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-27 03:22:11,419 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-27 03:22:11,420 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-27 03:22:11,420 INFO L274 CegarLoopResult]: For program point L125(lines 125 129) no Hoare annotation was computed. [2020-10-27 03:22:11,420 INFO L274 CegarLoopResult]: For program point L125-1(lines 125 129) no Hoare annotation was computed. [2020-10-27 03:22:11,420 INFO L274 CegarLoopResult]: For program point L120(line 120) no Hoare annotation was computed. [2020-10-27 03:22:11,420 INFO L274 CegarLoopResult]: For program point L119-2(lines 119 140) no Hoare annotation was computed. [2020-10-27 03:22:11,420 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 94 149) no Hoare annotation was computed. [2020-10-27 03:22:11,420 INFO L274 CegarLoopResult]: For program point L141(lines 118 142) no Hoare annotation was computed. [2020-10-27 03:22:11,420 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 94 149) no Hoare annotation was computed. [2020-10-27 03:22:11,421 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 94 149) no Hoare annotation was computed. [2020-10-27 03:22:11,421 INFO L274 CegarLoopResult]: For program point L182(lines 182 186) no Hoare annotation was computed. [2020-10-27 03:22:11,421 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 150 209) no Hoare annotation was computed. [2020-10-27 03:22:11,421 INFO L274 CegarLoopResult]: For program point L182-1(lines 182 186) no Hoare annotation was computed. [2020-10-27 03:22:11,421 INFO L274 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-10-27 03:22:11,421 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 150 209) no Hoare annotation was computed. [2020-10-27 03:22:11,421 INFO L274 CegarLoopResult]: For program point L176-2(lines 176 201) no Hoare annotation was computed. [2020-10-27 03:22:11,421 INFO L274 CegarLoopResult]: For program point L202(lines 175 203) no Hoare annotation was computed. [2020-10-27 03:22:11,422 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 150 209) no Hoare annotation was computed. [2020-10-27 03:22:11,422 INFO L274 CegarLoopResult]: For program point L195(line 195) no Hoare annotation was computed. [2020-10-27 03:22:11,422 INFO L274 CegarLoopResult]: For program point L195-1(line 195) no Hoare annotation was computed. [2020-10-27 03:22:11,422 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 820 826) the Hoare annotation is: true [2020-10-27 03:22:11,422 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 820 826) no Hoare annotation was computed. [2020-10-27 03:22:11,422 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 827 835) no Hoare annotation was computed. [2020-10-27 03:22:11,422 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 827 835) the Hoare annotation is: true [2020-10-27 03:22:11,422 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 827 835) no Hoare annotation was computed. [2020-10-27 03:22:11,422 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 909 931) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:22:11,423 INFO L270 CegarLoopResult]: At program point L921(line 921) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:22:11,423 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 909 931) no Hoare annotation was computed. [2020-10-27 03:22:11,423 INFO L270 CegarLoopResult]: At program point L921-1(line 921) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:22:11,423 INFO L274 CegarLoopResult]: For program point L919(lines 919 926) no Hoare annotation was computed. [2020-10-27 03:22:11,423 INFO L274 CegarLoopResult]: For program point L919-1(lines 919 926) no Hoare annotation was computed. [2020-10-27 03:22:11,423 INFO L274 CegarLoopResult]: For program point L917(line 917) no Hoare annotation was computed. [2020-10-27 03:22:11,423 INFO L270 CegarLoopResult]: At program point L916(line 916) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:22:11,424 INFO L270 CegarLoopResult]: At program point L915(line 915) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:22:11,424 INFO L270 CegarLoopResult]: At program point L915-1(line 915) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:22:11,424 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 909 931) no Hoare annotation was computed. [2020-10-27 03:22:11,424 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 868 891) no Hoare annotation was computed. [2020-10-27 03:22:11,424 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 868 891) no Hoare annotation was computed. [2020-10-27 03:22:11,424 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 868 891) no Hoare annotation was computed. [2020-10-27 03:22:11,424 INFO L274 CegarLoopResult]: For program point L886(line 886) no Hoare annotation was computed. [2020-10-27 03:22:11,424 INFO L274 CegarLoopResult]: For program point L885(line 885) no Hoare annotation was computed. [2020-10-27 03:22:11,424 INFO L274 CegarLoopResult]: For program point L884(line 884) no Hoare annotation was computed. [2020-10-27 03:22:11,425 INFO L274 CegarLoopResult]: For program point L883(line 883) no Hoare annotation was computed. [2020-10-27 03:22:11,425 INFO L274 CegarLoopResult]: For program point L882(line 882) no Hoare annotation was computed. [2020-10-27 03:22:11,425 INFO L274 CegarLoopResult]: For program point L881(line 881) no Hoare annotation was computed. [2020-10-27 03:22:11,425 INFO L274 CegarLoopResult]: For program point L880(line 880) no Hoare annotation was computed. [2020-10-27 03:22:11,425 INFO L274 CegarLoopResult]: For program point L879(line 879) no Hoare annotation was computed. [2020-10-27 03:22:11,425 INFO L274 CegarLoopResult]: For program point L878(line 878) no Hoare annotation was computed. [2020-10-27 03:22:11,425 INFO L274 CegarLoopResult]: For program point L877(line 877) no Hoare annotation was computed. [2020-10-27 03:22:11,425 INFO L274 CegarLoopResult]: For program point L876(line 876) no Hoare annotation was computed. [2020-10-27 03:22:11,425 INFO L274 CegarLoopResult]: For program point L875(line 875) no Hoare annotation was computed. [2020-10-27 03:22:11,425 INFO L274 CegarLoopResult]: For program point L874(line 874) no Hoare annotation was computed. [2020-10-27 03:22:11,425 INFO L274 CegarLoopResult]: For program point L873(line 873) no Hoare annotation was computed. [2020-10-27 03:22:11,426 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 756 770) no Hoare annotation was computed. [2020-10-27 03:22:11,426 INFO L270 CegarLoopResult]: At program point L762(line 762) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-27 03:22:11,426 INFO L274 CegarLoopResult]: For program point L760(lines 760 766) no Hoare annotation was computed. [2020-10-27 03:22:11,426 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 756 770) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-27 03:22:11,426 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 756 770) no Hoare annotation was computed. [2020-10-27 03:22:11,426 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 692 700) no Hoare annotation was computed. [2020-10-27 03:22:11,426 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 692 700) the Hoare annotation is: true [2020-10-27 03:22:11,426 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 692 700) no Hoare annotation was computed. [2020-10-27 03:22:11,426 INFO L274 CegarLoopResult]: For program point L746(lines 746 750) no Hoare annotation was computed. [2020-10-27 03:22:11,427 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 737 755) the Hoare annotation is: true [2020-10-27 03:22:11,427 INFO L277 CegarLoopResult]: At program point L744(line 744) the Hoare annotation is: true [2020-10-27 03:22:11,427 INFO L274 CegarLoopResult]: For program point L746-2(lines 746 750) no Hoare annotation was computed. [2020-10-27 03:22:11,427 INFO L274 CegarLoopResult]: For program point L744-1(line 744) no Hoare annotation was computed. [2020-10-27 03:22:11,427 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 737 755) no Hoare annotation was computed. [2020-10-27 03:22:11,427 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 737 755) no Hoare annotation was computed. [2020-10-27 03:22:11,427 INFO L274 CegarLoopResult]: For program point L731(line 731) no Hoare annotation was computed. [2020-10-27 03:22:11,427 INFO L274 CegarLoopResult]: For program point L731-1(line 731) no Hoare annotation was computed. [2020-10-27 03:22:11,427 INFO L274 CegarLoopResult]: For program point L720(lines 720 728) no Hoare annotation was computed. [2020-10-27 03:22:11,427 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 701 736) no Hoare annotation was computed. [2020-10-27 03:22:11,427 INFO L274 CegarLoopResult]: For program point L720-2(lines 720 728) no Hoare annotation was computed. [2020-10-27 03:22:11,428 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 701 736) no Hoare annotation was computed. [2020-10-27 03:22:11,428 INFO L274 CegarLoopResult]: For program point L708(lines 708 716) no Hoare annotation was computed. [2020-10-27 03:22:11,428 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 701 736) no Hoare annotation was computed. [2020-10-27 03:22:11,428 INFO L274 CegarLoopResult]: For program point L708-2(lines 708 716) no Hoare annotation was computed. [2020-10-27 03:22:11,428 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 813 819) no Hoare annotation was computed. [2020-10-27 03:22:11,428 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 813 819) the Hoare annotation is: true [2020-10-27 03:22:11,428 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 48 93) no Hoare annotation was computed. [2020-10-27 03:22:11,428 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 48 93) no Hoare annotation was computed. [2020-10-27 03:22:11,428 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 48 93) no Hoare annotation was computed. [2020-10-27 03:22:11,428 INFO L274 CegarLoopResult]: For program point L385(lines 385 386) no Hoare annotation was computed. [2020-10-27 03:22:11,429 INFO L274 CegarLoopResult]: For program point L381(lines 381 388) no Hoare annotation was computed. [2020-10-27 03:22:11,429 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 361 406) no Hoare annotation was computed. [2020-10-27 03:22:11,429 INFO L274 CegarLoopResult]: For program point L375(lines 375 395) no Hoare annotation was computed. [2020-10-27 03:22:11,429 INFO L274 CegarLoopResult]: For program point L375-1(lines 375 395) no Hoare annotation was computed. [2020-10-27 03:22:11,429 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 385 386) no Hoare annotation was computed. [2020-10-27 03:22:11,429 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 392 393) no Hoare annotation was computed. [2020-10-27 03:22:11,429 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 361 406) no Hoare annotation was computed. [2020-10-27 03:22:11,429 INFO L274 CegarLoopResult]: For program point L392(lines 392 393) no Hoare annotation was computed. [2020-10-27 03:22:11,429 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 361 406) no Hoare annotation was computed. [2020-10-27 03:22:11,430 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 899 908) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:22:11,430 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 899 908) no Hoare annotation was computed. [2020-10-27 03:22:11,430 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 899 908) no Hoare annotation was computed. [2020-10-27 03:22:11,430 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 681 691) the Hoare annotation is: true [2020-10-27 03:22:11,430 INFO L277 CegarLoopResult]: At program point L686(line 686) the Hoare annotation is: true [2020-10-27 03:22:11,430 INFO L274 CegarLoopResult]: For program point L686-1(line 686) no Hoare annotation was computed. [2020-10-27 03:22:11,430 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 681 691) no Hoare annotation was computed. [2020-10-27 03:22:11,430 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 681 691) no Hoare annotation was computed. [2020-10-27 03:22:11,430 INFO L277 CegarLoopResult]: At program point deactivatePumpENTRY(lines 673 680) the Hoare annotation is: true [2020-10-27 03:22:11,431 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 673 680) no Hoare annotation was computed. [2020-10-27 03:22:11,431 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 673 680) no Hoare annotation was computed. [2020-10-27 03:22:11,431 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 640 664) no Hoare annotation was computed. [2020-10-27 03:22:11,431 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 640 664) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:22:11,431 INFO L270 CegarLoopResult]: At program point L659(line 659) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:22:11,431 INFO L274 CegarLoopResult]: For program point L659-1(lines 640 664) no Hoare annotation was computed. [2020-10-27 03:22:11,431 INFO L270 CegarLoopResult]: At program point L654(line 654) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-27 03:22:11,431 INFO L270 CegarLoopResult]: At program point L650(line 650) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-27 03:22:11,431 INFO L274 CegarLoopResult]: For program point L648(lines 648 656) no Hoare annotation was computed. [2020-10-27 03:22:11,431 INFO L270 CegarLoopResult]: At program point L646(line 646) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-27 03:22:11,432 INFO L274 CegarLoopResult]: For program point L646-1(line 646) no Hoare annotation was computed. [2020-10-27 03:22:11,432 INFO L274 CegarLoopResult]: For program point L644(lines 644 661) no Hoare annotation was computed. [2020-10-27 03:22:11,432 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 606 612) no Hoare annotation was computed. [2020-10-27 03:22:11,432 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 606 612) the Hoare annotation is: true [2020-10-27 03:22:11,432 INFO L270 CegarLoopResult]: At program point testENTRY(lines 507 572) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:22:11,432 INFO L270 CegarLoopResult]: At program point L539(line 539) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-27 03:22:11,432 INFO L274 CegarLoopResult]: For program point L537(lines 537 543) no Hoare annotation was computed. [2020-10-27 03:22:11,432 INFO L274 CegarLoopResult]: For program point L537-1(lines 537 543) no Hoare annotation was computed. [2020-10-27 03:22:11,432 INFO L274 CegarLoopResult]: For program point testFINAL(lines 507 572) no Hoare annotation was computed. [2020-10-27 03:22:11,433 INFO L270 CegarLoopResult]: At program point L562(lines 517 564) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-27 03:22:11,433 INFO L270 CegarLoopResult]: At program point L529(line 529) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-27 03:22:11,433 INFO L274 CegarLoopResult]: For program point L527(lines 527 533) no Hoare annotation was computed. [2020-10-27 03:22:11,433 INFO L274 CegarLoopResult]: For program point L527-1(lines 527 533) no Hoare annotation was computed. [2020-10-27 03:22:11,433 INFO L274 CegarLoopResult]: For program point L519(lines 519 523) no Hoare annotation was computed. [2020-10-27 03:22:11,433 INFO L270 CegarLoopResult]: At program point L565(lines 516 566) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (= ~methaneLevelCritical~0 0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-27 03:22:11,433 INFO L270 CegarLoopResult]: At program point L555(line 555) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-27 03:22:11,433 INFO L274 CegarLoopResult]: For program point L553(lines 553 559) no Hoare annotation was computed. [2020-10-27 03:22:11,434 INFO L270 CegarLoopResult]: At program point L553-1(lines 547 560) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-27 03:22:11,434 INFO L274 CegarLoopResult]: For program point L518(lines 517 564) no Hoare annotation was computed. [2020-10-27 03:22:11,434 INFO L274 CegarLoopResult]: For program point L547(lines 547 560) no Hoare annotation was computed. [2020-10-27 03:22:11,434 INFO L274 CegarLoopResult]: For program point testEXIT(lines 507 572) no Hoare annotation was computed. [2020-10-27 03:22:11,434 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 339 340) no Hoare annotation was computed. [2020-10-27 03:22:11,434 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 346 347) no Hoare annotation was computed. [2020-10-27 03:22:11,434 INFO L274 CegarLoopResult]: For program point L346(lines 346 347) no Hoare annotation was computed. [2020-10-27 03:22:11,434 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 315 360) no Hoare annotation was computed. [2020-10-27 03:22:11,434 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 315 360) no Hoare annotation was computed. [2020-10-27 03:22:11,434 INFO L274 CegarLoopResult]: For program point L339(lines 339 340) no Hoare annotation was computed. [2020-10-27 03:22:11,435 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 315 360) no Hoare annotation was computed. [2020-10-27 03:22:11,435 INFO L274 CegarLoopResult]: For program point L335(lines 335 342) no Hoare annotation was computed. [2020-10-27 03:22:11,435 INFO L274 CegarLoopResult]: For program point L329(lines 329 349) no Hoare annotation was computed. [2020-10-27 03:22:11,435 INFO L274 CegarLoopResult]: For program point L329-1(lines 329 349) no Hoare annotation was computed. [2020-10-27 03:22:11,435 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 494 502) no Hoare annotation was computed. [2020-10-27 03:22:11,435 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 494 502) the Hoare annotation is: true [2020-10-27 03:22:11,435 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 494 502) no Hoare annotation was computed. [2020-10-27 03:22:11,435 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 462 484) no Hoare annotation was computed. [2020-10-27 03:22:11,435 INFO L274 CegarLoopResult]: For program point L470(lines 470 478) no Hoare annotation was computed. [2020-10-27 03:22:11,435 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 462 484) no Hoare annotation was computed. [2020-10-27 03:22:11,435 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 462 484) no Hoare annotation was computed. [2020-10-27 03:22:11,436 INFO L274 CegarLoopResult]: For program point L470-2(lines 470 478) no Hoare annotation was computed. [2020-10-27 03:22:11,436 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 212 314) no Hoare annotation was computed. [2020-10-27 03:22:11,436 INFO L274 CegarLoopResult]: For program point L277(line 277) no Hoare annotation was computed. [2020-10-27 03:22:11,436 INFO L274 CegarLoopResult]: For program point L277-1(line 277) no Hoare annotation was computed. [2020-10-27 03:22:11,436 INFO L274 CegarLoopResult]: For program point L236(lines 236 240) no Hoare annotation was computed. [2020-10-27 03:22:11,436 INFO L274 CegarLoopResult]: For program point L300(lines 300 311) no Hoare annotation was computed. [2020-10-27 03:22:11,436 INFO L274 CegarLoopResult]: For program point L263(lines 263 267) no Hoare annotation was computed. [2020-10-27 03:22:11,436 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 212 314) no Hoare annotation was computed. [2020-10-27 03:22:11,436 INFO L274 CegarLoopResult]: For program point L261-2(lines 261 281) no Hoare annotation was computed. [2020-10-27 03:22:11,436 INFO L274 CegarLoopResult]: For program point L282(lines 260 283) no Hoare annotation was computed. [2020-10-27 03:22:11,436 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 212 314) no Hoare annotation was computed. [2020-10-27 03:22:11,437 INFO L274 CegarLoopResult]: For program point L241(lines 241 257) no Hoare annotation was computed. [2020-10-27 03:22:11,437 INFO L274 CegarLoopResult]: For program point L301(lines 301 308) no Hoare annotation was computed. [2020-10-27 03:22:11,437 INFO L274 CegarLoopResult]: For program point L262(lines 261 281) no Hoare annotation was computed. [2020-10-27 03:22:11,437 INFO L274 CegarLoopResult]: For program point L293(line 293) no Hoare annotation was computed. [2020-10-27 03:22:11,437 INFO L274 CegarLoopResult]: For program point L293-1(line 293) no Hoare annotation was computed. [2020-10-27 03:22:11,437 INFO L274 CegarLoopResult]: For program point L258(lines 258 299) no Hoare annotation was computed. [2020-10-27 03:22:11,437 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 803 812) no Hoare annotation was computed. [2020-10-27 03:22:11,437 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 803 812) no Hoare annotation was computed. [2020-10-27 03:22:11,437 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 803 812) no Hoare annotation was computed. [2020-10-27 03:22:11,437 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-27 03:22:11,438 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-27 03:22:11,438 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-27 03:22:11,438 INFO L274 CegarLoopResult]: For program point activatePumpFINAL(lines 665 672) no Hoare annotation was computed. [2020-10-27 03:22:11,438 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 665 672) no Hoare annotation was computed. [2020-10-27 03:22:11,438 INFO L274 CegarLoopResult]: For program point activatePumpENTRY(lines 665 672) no Hoare annotation was computed. [2020-10-27 03:22:11,438 INFO L274 CegarLoopResult]: For program point getWaterLevelENTRY(lines 485 493) no Hoare annotation was computed. [2020-10-27 03:22:11,439 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 485 493) no Hoare annotation was computed. [2020-10-27 03:22:11,439 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 485 493) no Hoare annotation was computed. [2020-10-27 03:22:11,439 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-27 03:22:11,439 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-27 03:22:11,439 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-27 03:22:11,439 INFO L274 CegarLoopResult]: For program point L445-1(lines 441 452) no Hoare annotation was computed. [2020-10-27 03:22:11,439 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 441 452) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-27 03:22:11,439 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 441 452) no Hoare annotation was computed. [2020-10-27 03:22:11,439 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 453 461) the Hoare annotation is: true [2020-10-27 03:22:11,439 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 453 461) no Hoare annotation was computed. [2020-10-27 03:22:11,439 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 453 461) no Hoare annotation was computed. [2020-10-27 03:22:11,440 INFO L270 CegarLoopResult]: At program point L595(line 595) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0) (not (= |old(~pumpRunning~0)| 0))))) [2020-10-27 03:22:11,440 INFO L270 CegarLoopResult]: At program point L593(lines 593 599) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:22:11,440 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 582 605) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-27 03:22:11,440 INFO L270 CegarLoopResult]: At program point L588(line 588) the Hoare annotation is: (and (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 0))) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:22:11,440 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 582 605) no Hoare annotation was computed. [2020-10-27 03:22:11,440 INFO L274 CegarLoopResult]: For program point L586(lines 585 604) no Hoare annotation was computed. [2020-10-27 03:22:11,440 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 582 605) no Hoare annotation was computed. [2020-10-27 03:22:11,440 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 838 867) no Hoare annotation was computed. [2020-10-27 03:22:11,441 INFO L277 CegarLoopResult]: At program point L863(lines 838 867) the Hoare annotation is: true [2020-10-27 03:22:11,441 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 838 867) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-27 03:22:11,441 INFO L274 CegarLoopResult]: For program point L859(line 859) no Hoare annotation was computed. [2020-10-27 03:22:11,441 INFO L274 CegarLoopResult]: For program point L852(lines 852 856) no Hoare annotation was computed. [2020-10-27 03:22:11,441 INFO L270 CegarLoopResult]: At program point L852-1(lines 852 856) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:22:11,441 INFO L274 CegarLoopResult]: For program point L849(line 849) no Hoare annotation was computed. [2020-10-27 03:22:11,441 INFO L270 CegarLoopResult]: At program point L848-2(lines 848 862) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:22:11,441 INFO L270 CegarLoopResult]: At program point L844(line 844) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-27 03:22:11,442 INFO L274 CegarLoopResult]: For program point L844-1(line 844) no Hoare annotation was computed. [2020-10-27 03:22:11,442 INFO L277 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 417 428) the Hoare annotation is: true [2020-10-27 03:22:11,442 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 417 428) no Hoare annotation was computed. [2020-10-27 03:22:11,442 INFO L274 CegarLoopResult]: For program point L421-1(lines 417 428) no Hoare annotation was computed. [2020-10-27 03:22:11,442 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 892 898) no Hoare annotation was computed. [2020-10-27 03:22:11,442 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 892 898) the Hoare annotation is: true [2020-10-27 03:22:11,442 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-27 03:22:11,442 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-27 03:22:11,442 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-27 03:22:11,443 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-27 03:22:11,443 INFO L274 CegarLoopResult]: For program point L433-1(lines 429 440) no Hoare annotation was computed. [2020-10-27 03:22:11,443 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 429 440) no Hoare annotation was computed. [2020-10-27 03:22:11,443 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 429 440) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-27 03:22:11,443 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 933 940) no Hoare annotation was computed. [2020-10-27 03:22:11,443 INFO L274 CegarLoopResult]: For program point L937(line 937) no Hoare annotation was computed. [2020-10-27 03:22:11,443 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 933 940) the Hoare annotation is: true [2020-10-27 03:22:11,443 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 933 940) no Hoare annotation was computed. [2020-10-27 03:22:11,443 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 773 797) the Hoare annotation is: true [2020-10-27 03:22:11,444 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 773 797) no Hoare annotation was computed. [2020-10-27 03:22:11,444 INFO L270 CegarLoopResult]: At program point L787(line 787) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-27 03:22:11,444 INFO L274 CegarLoopResult]: For program point L785(lines 785 791) no Hoare annotation was computed. [2020-10-27 03:22:11,444 INFO L270 CegarLoopResult]: At program point L783(line 783) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0))) [2020-10-27 03:22:11,444 INFO L274 CegarLoopResult]: For program point L783-1(line 783) no Hoare annotation was computed. [2020-10-27 03:22:11,444 INFO L274 CegarLoopResult]: For program point L781(lines 781 794) no Hoare annotation was computed. [2020-10-27 03:22:11,444 INFO L274 CegarLoopResult]: For program point L781-1(lines 773 797) no Hoare annotation was computed. [2020-10-27 03:22:11,444 INFO L277 CegarLoopResult]: At program point L779(line 779) the Hoare annotation is: true [2020-10-27 03:22:11,444 INFO L274 CegarLoopResult]: For program point L779-1(line 779) no Hoare annotation was computed. [2020-10-27 03:22:11,444 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 614 638) no Hoare annotation was computed. [2020-10-27 03:22:11,445 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 614 638) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:22:11,445 INFO L270 CegarLoopResult]: At program point L633(line 633) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:22:11,445 INFO L274 CegarLoopResult]: For program point L633-1(lines 614 638) no Hoare annotation was computed. [2020-10-27 03:22:11,445 INFO L270 CegarLoopResult]: At program point L628(line 628) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-27 03:22:11,445 INFO L270 CegarLoopResult]: At program point L624(line 624) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-27 03:22:11,445 INFO L274 CegarLoopResult]: For program point L622(lines 622 630) no Hoare annotation was computed. [2020-10-27 03:22:11,445 INFO L270 CegarLoopResult]: At program point L620(line 620) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-27 03:22:11,445 INFO L274 CegarLoopResult]: For program point L620-1(line 620) no Hoare annotation was computed. [2020-10-27 03:22:11,445 INFO L274 CegarLoopResult]: For program point L618(lines 618 635) no Hoare annotation was computed. [2020-10-27 03:22:11,463 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 03:22:11 BoogieIcfgContainer [2020-10-27 03:22:11,463 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-27 03:22:11,465 INFO L168 Benchmark]: Toolchain (without parser) took 41865.90 ms. Allocated memory was 151.0 MB in the beginning and 569.4 MB in the end (delta: 418.4 MB). Free memory was 125.5 MB in the beginning and 357.8 MB in the end (delta: -232.3 MB). Peak memory consumption was 342.2 MB. Max. memory is 8.0 GB. [2020-10-27 03:22:11,466 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 151.0 MB. Free memory is still 124.2 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-27 03:22:11,467 INFO L168 Benchmark]: CACSL2BoogieTranslator took 593.50 ms. Allocated memory is still 151.0 MB. Free memory was 124.9 MB in the beginning and 103.7 MB in the end (delta: 21.2 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. [2020-10-27 03:22:11,467 INFO L168 Benchmark]: Boogie Preprocessor took 149.58 ms. Allocated memory is still 151.0 MB. Free memory was 103.7 MB in the beginning and 132.2 MB in the end (delta: -28.5 MB). Peak memory consumption was 5.7 MB. Max. memory is 8.0 GB. [2020-10-27 03:22:11,468 INFO L168 Benchmark]: RCFGBuilder took 1340.86 ms. Allocated memory is still 151.0 MB. Free memory was 132.2 MB in the beginning and 126.1 MB in the end (delta: 6.2 MB). Peak memory consumption was 88.0 MB. Max. memory is 8.0 GB. [2020-10-27 03:22:11,469 INFO L168 Benchmark]: TraceAbstraction took 39767.26 ms. Allocated memory was 151.0 MB in the beginning and 569.4 MB in the end (delta: 418.4 MB). Free memory was 125.5 MB in the beginning and 357.8 MB in the end (delta: -232.2 MB). Peak memory consumption was 341.9 MB. Max. memory is 8.0 GB. [2020-10-27 03:22:11,472 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 151.0 MB. Free memory is still 124.2 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 593.50 ms. Allocated memory is still 151.0 MB. Free memory was 124.9 MB in the beginning and 103.7 MB in the end (delta: 21.2 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 149.58 ms. Allocated memory is still 151.0 MB. Free memory was 103.7 MB in the beginning and 132.2 MB in the end (delta: -28.5 MB). Peak memory consumption was 5.7 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1340.86 ms. Allocated memory is still 151.0 MB. Free memory was 132.2 MB in the beginning and 126.1 MB in the end (delta: 6.2 MB). Peak memory consumption was 88.0 MB. Max. memory is 8.0 GB. * TraceAbstraction took 39767.26 ms. Allocated memory was 151.0 MB in the beginning and 569.4 MB in the end (delta: 418.4 MB). Free memory was 125.5 MB in the beginning and 357.8 MB in the end (delta: -232.2 MB). Peak memory consumption was 341.9 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: 346]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 339]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 385]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 392]: 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: 517]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || pumpRunning == 0 - InvariantResult [Line: 848]: Loop Invariant Derived loop invariant: (\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 838]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 516]: Loop Invariant Derived loop invariant: (((!(\old(systemActive) == 1) || methaneLevelCritical == 0) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || pumpRunning == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 242 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 25.8s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 10.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 13.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 344 SDtfs, 734 SDslu, 320 SDs, 0 SdLazy, 1602 SolverSat, 455 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 92 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 4.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=384occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 3 MinimizatonAttempts, 224 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 60 LocationsWithAnnotation, 582 PreInvPairs, 730 NumberOfFragments, 789 HoareAnnotationTreeSize, 582 FomulaSimplifications, 43899 FormulaSimplificationTreeSizeReduction, 4.0s HoareSimplificationTime, 60 FomulaSimplificationsInter, 19136 FormulaSimplificationTreeSizeReductionInter, 9.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 14.1s InterpolantComputationTime, 174 NumberOfCodeBlocks, 174 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 171 ConstructedInterpolants, 0 QuantifiedInterpolants, 57492 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 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...