/usr/bin/java -ea -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_product27.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-8fc6572 [2020-07-10 13:58:19,654 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-10 13:58:19,656 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-10 13:58:19,674 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-10 13:58:19,674 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-10 13:58:19,677 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-10 13:58:19,679 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-10 13:58:19,689 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-10 13:58:19,692 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-10 13:58:19,693 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-10 13:58:19,694 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-10 13:58:19,700 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-10 13:58:19,701 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-10 13:58:19,703 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-10 13:58:19,704 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-10 13:58:19,705 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-10 13:58:19,706 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-10 13:58:19,706 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-10 13:58:19,708 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-10 13:58:19,710 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-10 13:58:19,711 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-10 13:58:19,712 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-10 13:58:19,714 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-10 13:58:19,714 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-10 13:58:19,717 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-10 13:58:19,717 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-10 13:58:19,717 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-10 13:58:19,718 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-10 13:58:19,718 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-10 13:58:19,719 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-10 13:58:19,720 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-10 13:58:19,720 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-10 13:58:19,721 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-10 13:58:19,722 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-10 13:58:19,723 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-10 13:58:19,723 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-10 13:58:19,724 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-10 13:58:19,724 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-10 13:58:19,724 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-10 13:58:19,725 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-10 13:58:19,725 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-10 13:58:19,729 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-10 13:58:19,749 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-10 13:58:19,749 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-10 13:58:19,750 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-10 13:58:19,751 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-10 13:58:19,751 INFO L138 SettingsManager]: * Use SBE=true [2020-07-10 13:58:19,751 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-10 13:58:19,753 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-10 13:58:19,753 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-10 13:58:19,753 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-10 13:58:19,753 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-10 13:58:19,755 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-10 13:58:19,755 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-10 13:58:19,755 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-10 13:58:19,755 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-10 13:58:19,756 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-10 13:58:19,756 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-10 13:58:19,756 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-10 13:58:19,756 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-10 13:58:19,757 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-10 13:58:19,757 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-10 13:58:19,757 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-10 13:58:19,757 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-10 13:58:19,757 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-10 13:58:19,758 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-10 13:58:19,758 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-10 13:58:19,758 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-10 13:58:19,759 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-10 13:58:19,759 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-10 13:58:19,759 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-10 13:58:19,759 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-10 13:58:20,036 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-10 13:58:20,048 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-10 13:58:20,052 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-10 13:58:20,054 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-10 13:58:20,054 INFO L275 PluginConnector]: CDTParser initialized [2020-07-10 13:58:20,054 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product27.cil.c [2020-07-10 13:58:20,118 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b51100d86/6b149f4f2b8741588e456bce5d4ced18/FLAG1f6ea6e43 [2020-07-10 13:58:20,696 INFO L306 CDTParser]: Found 1 translation units. [2020-07-10 13:58:20,697 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product27.cil.c [2020-07-10 13:58:20,717 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b51100d86/6b149f4f2b8741588e456bce5d4ced18/FLAG1f6ea6e43 [2020-07-10 13:58:20,977 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b51100d86/6b149f4f2b8741588e456bce5d4ced18 [2020-07-10 13:58:20,986 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-10 13:58:20,988 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-10 13:58:20,989 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-10 13:58:20,989 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-10 13:58:20,993 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-10 13:58:20,994 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 01:58:20" (1/1) ... [2020-07-10 13:58:20,997 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e4c526f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:58:20, skipping insertion in model container [2020-07-10 13:58:20,998 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 01:58:20" (1/1) ... [2020-07-10 13:58:21,006 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-10 13:58:21,046 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-10 13:58:21,491 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-10 13:58:21,512 INFO L203 MainTranslator]: Completed pre-run [2020-07-10 13:58:21,599 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-10 13:58:21,639 INFO L208 MainTranslator]: Completed translation [2020-07-10 13:58:21,640 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:58:21 WrapperNode [2020-07-10 13:58:21,642 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-10 13:58:21,643 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-10 13:58:21,643 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-10 13:58:21,643 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-10 13:58:21,659 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:58:21" (1/1) ... [2020-07-10 13:58:21,661 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:58:21" (1/1) ... [2020-07-10 13:58:21,700 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:58:21" (1/1) ... [2020-07-10 13:58:21,701 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:58:21" (1/1) ... [2020-07-10 13:58:21,784 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:58:21" (1/1) ... [2020-07-10 13:58:21,796 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:58:21" (1/1) ... [2020-07-10 13:58:21,800 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:58:21" (1/1) ... [2020-07-10 13:58:21,808 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-10 13:58:21,808 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-10 13:58:21,809 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-10 13:58:21,809 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-10 13:58:21,810 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:58:21" (1/1) ... No working directory specified, using /storage/repos/ultimate/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 [2020-07-10 13:58:21,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-10 13:58:21,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-10 13:58:21,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-10 13:58:21,885 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-10 13:58:21,885 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-10 13:58:21,885 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-10 13:58:21,885 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-10 13:58:21,885 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-07-10 13:58:21,885 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-10 13:58:21,885 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-10 13:58:21,886 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-10 13:58:21,886 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-10 13:58:21,886 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-10 13:58:21,887 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-10 13:58:21,887 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-10 13:58:21,888 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-07-10 13:58:21,888 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-10 13:58:21,889 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-10 13:58:21,889 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-10 13:58:21,889 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-10 13:58:21,889 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-10 13:58:21,889 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-10 13:58:21,889 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-10 13:58:21,889 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-10 13:58:21,890 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-10 13:58:21,890 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-10 13:58:21,891 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-10 13:58:21,891 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-10 13:58:21,891 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-10 13:58:21,891 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-10 13:58:21,891 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-10 13:58:21,892 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-10 13:58:21,892 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-10 13:58:21,892 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-10 13:58:21,892 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-10 13:58:21,892 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-10 13:58:21,892 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-10 13:58:21,892 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-10 13:58:21,893 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-10 13:58:21,893 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-10 13:58:21,893 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-10 13:58:21,893 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-10 13:58:21,893 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-10 13:58:21,894 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-10 13:58:21,894 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-10 13:58:21,894 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-10 13:58:21,894 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-10 13:58:21,894 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-10 13:58:21,895 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-10 13:58:21,895 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-10 13:58:21,895 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-10 13:58:21,895 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-10 13:58:21,895 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-10 13:58:21,895 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-10 13:58:21,895 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-10 13:58:21,896 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-10 13:58:21,896 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-07-10 13:58:21,896 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-10 13:58:21,896 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-10 13:58:21,896 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-10 13:58:21,896 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-07-10 13:58:21,897 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-10 13:58:21,897 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-10 13:58:21,897 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-10 13:58:21,897 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-10 13:58:21,897 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-10 13:58:21,897 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-10 13:58:21,898 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-10 13:58:21,898 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-10 13:58:21,898 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-10 13:58:21,898 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-10 13:58:21,898 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-10 13:58:21,898 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-10 13:58:21,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-10 13:58:21,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-10 13:58:21,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-10 13:58:21,900 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-10 13:58:21,900 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-10 13:58:21,900 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-10 13:58:21,900 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-10 13:58:21,900 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-10 13:58:21,901 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-10 13:58:21,901 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-10 13:58:21,901 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-10 13:58:21,901 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-10 13:58:21,902 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-10 13:58:21,902 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-10 13:58:21,903 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-10 13:58:21,903 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-10 13:58:21,904 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-10 13:58:21,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-10 13:58:21,904 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-10 13:58:25,619 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-10 13:58:25,619 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-10 13:58:25,625 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 01:58:25 BoogieIcfgContainer [2020-07-10 13:58:25,625 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-10 13:58:25,626 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-10 13:58:25,627 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-10 13:58:25,630 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-10 13:58:25,630 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.07 01:58:20" (1/3) ... [2020-07-10 13:58:25,631 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6aa2735d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 01:58:25, skipping insertion in model container [2020-07-10 13:58:25,631 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:58:21" (2/3) ... [2020-07-10 13:58:25,632 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6aa2735d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 01:58:25, skipping insertion in model container [2020-07-10 13:58:25,632 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 01:58:25" (3/3) ... [2020-07-10 13:58:25,634 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product27.cil.c [2020-07-10 13:58:25,645 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-10 13:58:25,654 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-10 13:58:25,669 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-10 13:58:25,697 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-10 13:58:25,697 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-10 13:58:25,698 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-10 13:58:25,698 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-10 13:58:25,698 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-10 13:58:25,698 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-10 13:58:25,699 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-10 13:58:25,699 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-10 13:58:25,736 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states. [2020-07-10 13:58:25,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-10 13:58:25,746 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 13:58:25,747 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 13:58:25,748 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 13:58:25,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 13:58:25,753 INFO L82 PathProgramCache]: Analyzing trace with hash -527888635, now seen corresponding path program 1 times [2020-07-10 13:58:25,761 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 13:58:25,762 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [34972178] [2020-07-10 13:58:25,762 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 13:58:26,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:58:26,489 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-10 13:58:26,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:58:26,580 INFO L280 TraceCheckUtils]: 0: Hoare triple {196#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(13);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string10.base, #t~string10.offset, 1);call write~init~int(110, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 2 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(102, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(102, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 3 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string14.base, #t~string14.offset, 1);call write~init~int(80, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(117, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(109, #t~string14.base, 3 + #t~string14.offset, 1);call write~init~int(112, #t~string14.base, 4 + #t~string14.offset, 1);call write~init~int(58, #t~string14.base, 5 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 6 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string16.base, #t~string16.offset, 1);call write~init~int(110, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 2 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 2 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 3 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string20.base, #t~string20.offset, 1);call write~init~int(32, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 2 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string22.base, #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 1 + #t~string22.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(30);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(9);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(21);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(30);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(9);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(21);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(30);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(9);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(25);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(30);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(9);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(25);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(13);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string66.base, #t~string66.offset, 1);call write~init~int(77, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(101, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(116, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(104, #t~string66.base, 4 + #t~string66.offset, 1);call write~init~int(58, #t~string66.base, 5 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 6 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string68.base, #t~string68.offset, 1);call write~init~int(82, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(73, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(84, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 4 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string70.base, #t~string70.offset, 1);call write~init~int(75, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string72.base, #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 1 + #t~string72.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4; {173#true} is VALID [2020-07-10 13:58:26,580 INFO L280 TraceCheckUtils]: 1: Hoare triple {173#true} assume true; {173#true} is VALID [2020-07-10 13:58:26,581 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {173#true} {173#true} #513#return; {173#true} is VALID [2020-07-10 13:58:26,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:58:26,586 INFO L280 TraceCheckUtils]: 0: Hoare triple {173#true} assume true; {173#true} is VALID [2020-07-10 13:58:26,586 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {173#true} {173#true} #419#return; {173#true} is VALID [2020-07-10 13:58:26,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:58:26,590 INFO L280 TraceCheckUtils]: 0: Hoare triple {173#true} assume true; {173#true} is VALID [2020-07-10 13:58:26,590 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {173#true} {173#true} #421#return; {173#true} is VALID [2020-07-10 13:58:26,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:58:26,597 INFO L280 TraceCheckUtils]: 0: Hoare triple {173#true} havoc ~retValue_acc~4;~retValue_acc~4 := 1;#res := ~retValue_acc~4; {173#true} is VALID [2020-07-10 13:58:26,597 INFO L280 TraceCheckUtils]: 1: Hoare triple {173#true} assume true; {173#true} is VALID [2020-07-10 13:58:26,598 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {173#true} {173#true} #423#return; {173#true} is VALID [2020-07-10 13:58:26,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:58:26,601 INFO L280 TraceCheckUtils]: 0: Hoare triple {173#true} assume true; {173#true} is VALID [2020-07-10 13:58:26,602 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {173#true} {173#true} #425#return; {173#true} is VALID [2020-07-10 13:58:26,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:58:26,606 INFO L280 TraceCheckUtils]: 0: Hoare triple {173#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {173#true} is VALID [2020-07-10 13:58:26,606 INFO L280 TraceCheckUtils]: 1: Hoare triple {173#true} assume true; {173#true} is VALID [2020-07-10 13:58:26,607 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {173#true} {174#false} #505#return; {174#false} is VALID [2020-07-10 13:58:26,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:58:26,611 INFO L280 TraceCheckUtils]: 0: Hoare triple {173#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {173#true} is VALID [2020-07-10 13:58:26,611 INFO L280 TraceCheckUtils]: 1: Hoare triple {173#true} assume true; {173#true} is VALID [2020-07-10 13:58:26,612 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {173#true} {174#false} #507#return; {174#false} is VALID [2020-07-10 13:58:26,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:58:26,616 INFO L280 TraceCheckUtils]: 0: Hoare triple {173#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {173#true} is VALID [2020-07-10 13:58:26,616 INFO L280 TraceCheckUtils]: 1: Hoare triple {173#true} assume true; {173#true} is VALID [2020-07-10 13:58:26,616 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {173#true} {174#false} #509#return; {174#false} is VALID [2020-07-10 13:58:26,622 INFO L263 TraceCheckUtils]: 0: Hoare triple {173#true} call ULTIMATE.init(); {196#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-10 13:58:26,623 INFO L280 TraceCheckUtils]: 1: Hoare triple {196#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(13);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string10.base, #t~string10.offset, 1);call write~init~int(110, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 2 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(102, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(102, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 3 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string14.base, #t~string14.offset, 1);call write~init~int(80, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(117, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(109, #t~string14.base, 3 + #t~string14.offset, 1);call write~init~int(112, #t~string14.base, 4 + #t~string14.offset, 1);call write~init~int(58, #t~string14.base, 5 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 6 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string16.base, #t~string16.offset, 1);call write~init~int(110, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 2 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 2 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 3 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string20.base, #t~string20.offset, 1);call write~init~int(32, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 2 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string22.base, #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 1 + #t~string22.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(30);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(9);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(21);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(30);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(9);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(21);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(30);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(9);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(25);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(30);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(9);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(25);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(13);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string66.base, #t~string66.offset, 1);call write~init~int(77, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(101, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(116, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(104, #t~string66.base, 4 + #t~string66.offset, 1);call write~init~int(58, #t~string66.base, 5 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 6 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string68.base, #t~string68.offset, 1);call write~init~int(82, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(73, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(84, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 4 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string70.base, #t~string70.offset, 1);call write~init~int(75, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string72.base, #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 1 + #t~string72.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4; {173#true} is VALID [2020-07-10 13:58:26,623 INFO L280 TraceCheckUtils]: 2: Hoare triple {173#true} assume true; {173#true} is VALID [2020-07-10 13:58:26,624 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {173#true} {173#true} #513#return; {173#true} is VALID [2020-07-10 13:58:26,624 INFO L263 TraceCheckUtils]: 4: Hoare triple {173#true} call #t~ret74 := main(); {173#true} is VALID [2020-07-10 13:58:26,624 INFO L280 TraceCheckUtils]: 5: Hoare triple {173#true} havoc ~retValue_acc~11;havoc ~tmp~8; {173#true} is VALID [2020-07-10 13:58:26,625 INFO L263 TraceCheckUtils]: 6: Hoare triple {173#true} call select_helpers(); {173#true} is VALID [2020-07-10 13:58:26,625 INFO L280 TraceCheckUtils]: 7: Hoare triple {173#true} assume true; {173#true} is VALID [2020-07-10 13:58:26,625 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {173#true} {173#true} #419#return; {173#true} is VALID [2020-07-10 13:58:26,626 INFO L263 TraceCheckUtils]: 9: Hoare triple {173#true} call select_features(); {173#true} is VALID [2020-07-10 13:58:26,626 INFO L280 TraceCheckUtils]: 10: Hoare triple {173#true} assume true; {173#true} is VALID [2020-07-10 13:58:26,626 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {173#true} {173#true} #421#return; {173#true} is VALID [2020-07-10 13:58:26,627 INFO L263 TraceCheckUtils]: 12: Hoare triple {173#true} call #t~ret73 := valid_product(); {173#true} is VALID [2020-07-10 13:58:26,627 INFO L280 TraceCheckUtils]: 13: Hoare triple {173#true} havoc ~retValue_acc~4;~retValue_acc~4 := 1;#res := ~retValue_acc~4; {173#true} is VALID [2020-07-10 13:58:26,627 INFO L280 TraceCheckUtils]: 14: Hoare triple {173#true} assume true; {173#true} is VALID [2020-07-10 13:58:26,628 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {173#true} {173#true} #423#return; {173#true} is VALID [2020-07-10 13:58:26,628 INFO L280 TraceCheckUtils]: 16: Hoare triple {173#true} assume -2147483648 <= #t~ret73 && #t~ret73 <= 2147483647;~tmp~8 := #t~ret73;havoc #t~ret73; {173#true} is VALID [2020-07-10 13:58:26,628 INFO L280 TraceCheckUtils]: 17: Hoare triple {173#true} assume 0 != ~tmp~8; {173#true} is VALID [2020-07-10 13:58:26,628 INFO L263 TraceCheckUtils]: 18: Hoare triple {173#true} call setup(); {173#true} is VALID [2020-07-10 13:58:26,629 INFO L280 TraceCheckUtils]: 19: Hoare triple {173#true} assume true; {173#true} is VALID [2020-07-10 13:58:26,629 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {173#true} {173#true} #425#return; {173#true} is VALID [2020-07-10 13:58:26,629 INFO L263 TraceCheckUtils]: 21: Hoare triple {173#true} call runTest(); {173#true} is VALID [2020-07-10 13:58:26,630 INFO L263 TraceCheckUtils]: 22: Hoare triple {173#true} call test(); {173#true} is VALID [2020-07-10 13:58:26,630 INFO L280 TraceCheckUtils]: 23: Hoare triple {173#true} havoc ~splverifierCounter~0;havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {173#true} is VALID [2020-07-10 13:58:26,631 INFO L280 TraceCheckUtils]: 24: Hoare triple {173#true} assume false; {174#false} is VALID [2020-07-10 13:58:26,631 INFO L263 TraceCheckUtils]: 25: Hoare triple {174#false} call cleanup(); {174#false} is VALID [2020-07-10 13:58:26,632 INFO L280 TraceCheckUtils]: 26: Hoare triple {174#false} havoc ~i~0;havoc ~__cil_tmp2~0; {174#false} is VALID [2020-07-10 13:58:26,632 INFO L263 TraceCheckUtils]: 27: Hoare triple {174#false} call timeShift(); {174#false} is VALID [2020-07-10 13:58:26,632 INFO L280 TraceCheckUtils]: 28: Hoare triple {174#false} assume !(0 != ~pumpRunning~0); {174#false} is VALID [2020-07-10 13:58:26,633 INFO L280 TraceCheckUtils]: 29: Hoare triple {174#false} assume !(0 != ~systemActive~0); {174#false} is VALID [2020-07-10 13:58:26,633 INFO L263 TraceCheckUtils]: 30: Hoare triple {174#false} call __utac_acc__Specification3_spec__1(); {174#false} is VALID [2020-07-10 13:58:26,633 INFO L280 TraceCheckUtils]: 31: Hoare triple {174#false} havoc ~tmp~4;havoc ~tmp___0~2;havoc ~tmp___1~1; {174#false} is VALID [2020-07-10 13:58:26,634 INFO L263 TraceCheckUtils]: 32: Hoare triple {174#false} call #t~ret24 := isMethaneLevelCritical(); {173#true} is VALID [2020-07-10 13:58:26,634 INFO L280 TraceCheckUtils]: 33: Hoare triple {173#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {173#true} is VALID [2020-07-10 13:58:26,634 INFO L280 TraceCheckUtils]: 34: Hoare triple {173#true} assume true; {173#true} is VALID [2020-07-10 13:58:26,635 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {173#true} {174#false} #505#return; {174#false} is VALID [2020-07-10 13:58:26,635 INFO L280 TraceCheckUtils]: 36: Hoare triple {174#false} assume -2147483648 <= #t~ret24 && #t~ret24 <= 2147483647;~tmp~4 := #t~ret24;havoc #t~ret24; {174#false} is VALID [2020-07-10 13:58:26,635 INFO L280 TraceCheckUtils]: 37: Hoare triple {174#false} assume !(0 != ~tmp~4); {174#false} is VALID [2020-07-10 13:58:26,636 INFO L263 TraceCheckUtils]: 38: Hoare triple {174#false} call #t~ret25 := getWaterLevel(); {173#true} is VALID [2020-07-10 13:58:26,636 INFO L280 TraceCheckUtils]: 39: Hoare triple {173#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {173#true} is VALID [2020-07-10 13:58:26,636 INFO L280 TraceCheckUtils]: 40: Hoare triple {173#true} assume true; {173#true} is VALID [2020-07-10 13:58:26,636 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {173#true} {174#false} #507#return; {174#false} is VALID [2020-07-10 13:58:26,637 INFO L280 TraceCheckUtils]: 42: Hoare triple {174#false} assume -2147483648 <= #t~ret25 && #t~ret25 <= 2147483647;~tmp___0~2 := #t~ret25;havoc #t~ret25; {174#false} is VALID [2020-07-10 13:58:26,637 INFO L280 TraceCheckUtils]: 43: Hoare triple {174#false} assume 2 == ~tmp___0~2; {174#false} is VALID [2020-07-10 13:58:26,637 INFO L263 TraceCheckUtils]: 44: Hoare triple {174#false} call #t~ret26 := isPumpRunning(); {173#true} is VALID [2020-07-10 13:58:26,638 INFO L280 TraceCheckUtils]: 45: Hoare triple {173#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {173#true} is VALID [2020-07-10 13:58:26,638 INFO L280 TraceCheckUtils]: 46: Hoare triple {173#true} assume true; {173#true} is VALID [2020-07-10 13:58:26,638 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {173#true} {174#false} #509#return; {174#false} is VALID [2020-07-10 13:58:26,639 INFO L280 TraceCheckUtils]: 48: Hoare triple {174#false} assume -2147483648 <= #t~ret26 && #t~ret26 <= 2147483647;~tmp___1~1 := #t~ret26;havoc #t~ret26; {174#false} is VALID [2020-07-10 13:58:26,639 INFO L280 TraceCheckUtils]: 49: Hoare triple {174#false} assume !(0 != ~tmp___1~1); {174#false} is VALID [2020-07-10 13:58:26,639 INFO L263 TraceCheckUtils]: 50: Hoare triple {174#false} call __automaton_fail(); {174#false} is VALID [2020-07-10 13:58:26,640 INFO L280 TraceCheckUtils]: 51: Hoare triple {174#false} assume !false; {174#false} is VALID [2020-07-10 13:58:26,649 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 13:58:26,650 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [34972178] [2020-07-10 13:58:26,651 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 13:58:26,651 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-10 13:58:26,652 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1805584711] [2020-07-10 13:58:26,658 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-10 13:58:26,662 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 13:58:26,666 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-10 13:58:26,771 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 52 edges. 52 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:58:26,771 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-10 13:58:26,772 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 13:58:26,780 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-10 13:58:26,781 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-10 13:58:26,783 INFO L87 Difference]: Start difference. First operand 170 states. Second operand 3 states. [2020-07-10 13:58:30,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:58:30,873 INFO L93 Difference]: Finished difference Result 273 states and 360 transitions. [2020-07-10 13:58:30,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-10 13:58:30,874 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-10 13:58:30,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 13:58:30,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-10 13:58:30,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 360 transitions. [2020-07-10 13:58:30,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-10 13:58:30,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 360 transitions. [2020-07-10 13:58:30,929 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 360 transitions. [2020-07-10 13:58:32,185 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 360 edges. 360 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:58:32,208 INFO L225 Difference]: With dead ends: 273 [2020-07-10 13:58:32,209 INFO L226 Difference]: Without dead ends: 148 [2020-07-10 13:58:32,214 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-10 13:58:32,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2020-07-10 13:58:33,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 116. [2020-07-10 13:58:33,482 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 13:58:33,482 INFO L82 GeneralOperation]: Start isEquivalent. First operand 148 states. Second operand 116 states. [2020-07-10 13:58:33,483 INFO L74 IsIncluded]: Start isIncluded. First operand 148 states. Second operand 116 states. [2020-07-10 13:58:33,483 INFO L87 Difference]: Start difference. First operand 148 states. Second operand 116 states. [2020-07-10 13:58:33,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:58:33,500 INFO L93 Difference]: Finished difference Result 148 states and 187 transitions. [2020-07-10 13:58:33,500 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 187 transitions. [2020-07-10 13:58:33,504 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:58:33,504 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:58:33,506 INFO L74 IsIncluded]: Start isIncluded. First operand 116 states. Second operand 148 states. [2020-07-10 13:58:33,506 INFO L87 Difference]: Start difference. First operand 116 states. Second operand 148 states. [2020-07-10 13:58:33,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:58:33,528 INFO L93 Difference]: Finished difference Result 148 states and 187 transitions. [2020-07-10 13:58:33,528 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 187 transitions. [2020-07-10 13:58:33,534 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:58:33,535 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:58:33,535 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 13:58:33,539 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 13:58:33,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2020-07-10 13:58:33,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 136 transitions. [2020-07-10 13:58:33,552 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 136 transitions. Word has length 52 [2020-07-10 13:58:33,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 13:58:33,553 INFO L479 AbstractCegarLoop]: Abstraction has 116 states and 136 transitions. [2020-07-10 13:58:33,553 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-10 13:58:33,553 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 136 transitions. [2020-07-10 13:58:33,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-07-10 13:58:33,557 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 13:58:33,559 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 13:58:33,563 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-10 13:58:33,564 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 13:58:33,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 13:58:33,567 INFO L82 PathProgramCache]: Analyzing trace with hash 1019297795, now seen corresponding path program 1 times [2020-07-10 13:58:33,567 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 13:58:33,568 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1235406001] [2020-07-10 13:58:33,568 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 13:58:33,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:58:33,969 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-10 13:58:34,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:58:34,045 INFO L280 TraceCheckUtils]: 0: Hoare triple {1065#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(13);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string10.base, #t~string10.offset, 1);call write~init~int(110, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 2 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(102, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(102, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 3 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string14.base, #t~string14.offset, 1);call write~init~int(80, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(117, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(109, #t~string14.base, 3 + #t~string14.offset, 1);call write~init~int(112, #t~string14.base, 4 + #t~string14.offset, 1);call write~init~int(58, #t~string14.base, 5 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 6 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string16.base, #t~string16.offset, 1);call write~init~int(110, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 2 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 2 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 3 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string20.base, #t~string20.offset, 1);call write~init~int(32, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 2 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string22.base, #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 1 + #t~string22.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(30);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(9);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(21);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(30);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(9);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(21);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(30);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(9);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(25);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(30);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(9);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(25);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(13);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string66.base, #t~string66.offset, 1);call write~init~int(77, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(101, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(116, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(104, #t~string66.base, 4 + #t~string66.offset, 1);call write~init~int(58, #t~string66.base, 5 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 6 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string68.base, #t~string68.offset, 1);call write~init~int(82, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(73, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(84, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 4 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string70.base, #t~string70.offset, 1);call write~init~int(75, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string72.base, #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 1 + #t~string72.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4; {1041#true} is VALID [2020-07-10 13:58:34,045 INFO L280 TraceCheckUtils]: 1: Hoare triple {1041#true} assume true; {1041#true} is VALID [2020-07-10 13:58:34,046 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1041#true} {1041#true} #513#return; {1041#true} is VALID [2020-07-10 13:58:34,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:58:34,049 INFO L280 TraceCheckUtils]: 0: Hoare triple {1041#true} assume true; {1041#true} is VALID [2020-07-10 13:58:34,050 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1041#true} {1041#true} #419#return; {1041#true} is VALID [2020-07-10 13:58:34,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:58:34,053 INFO L280 TraceCheckUtils]: 0: Hoare triple {1041#true} assume true; {1041#true} is VALID [2020-07-10 13:58:34,053 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1041#true} {1041#true} #421#return; {1041#true} is VALID [2020-07-10 13:58:34,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:58:34,061 INFO L280 TraceCheckUtils]: 0: Hoare triple {1041#true} havoc ~retValue_acc~4;~retValue_acc~4 := 1;#res := ~retValue_acc~4; {1041#true} is VALID [2020-07-10 13:58:34,062 INFO L280 TraceCheckUtils]: 1: Hoare triple {1041#true} assume true; {1041#true} is VALID [2020-07-10 13:58:34,062 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1041#true} {1041#true} #423#return; {1041#true} is VALID [2020-07-10 13:58:34,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:58:34,068 INFO L280 TraceCheckUtils]: 0: Hoare triple {1041#true} assume true; {1041#true} is VALID [2020-07-10 13:58:34,069 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1041#true} {1041#true} #425#return; {1041#true} is VALID [2020-07-10 13:58:34,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:58:34,074 INFO L280 TraceCheckUtils]: 0: Hoare triple {1041#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {1041#true} is VALID [2020-07-10 13:58:34,074 INFO L280 TraceCheckUtils]: 1: Hoare triple {1041#true} assume true; {1041#true} is VALID [2020-07-10 13:58:34,075 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1041#true} {1042#false} #505#return; {1042#false} is VALID [2020-07-10 13:58:34,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:58:34,078 INFO L280 TraceCheckUtils]: 0: Hoare triple {1041#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {1041#true} is VALID [2020-07-10 13:58:34,078 INFO L280 TraceCheckUtils]: 1: Hoare triple {1041#true} assume true; {1041#true} is VALID [2020-07-10 13:58:34,078 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1041#true} {1042#false} #507#return; {1042#false} is VALID [2020-07-10 13:58:34,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:58:34,084 INFO L280 TraceCheckUtils]: 0: Hoare triple {1041#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {1041#true} is VALID [2020-07-10 13:58:34,084 INFO L280 TraceCheckUtils]: 1: Hoare triple {1041#true} assume true; {1041#true} is VALID [2020-07-10 13:58:34,085 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1041#true} {1042#false} #509#return; {1042#false} is VALID [2020-07-10 13:58:34,090 INFO L263 TraceCheckUtils]: 0: Hoare triple {1041#true} call ULTIMATE.init(); {1065#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-10 13:58:34,090 INFO L280 TraceCheckUtils]: 1: Hoare triple {1065#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(13);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string10.base, #t~string10.offset, 1);call write~init~int(110, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 2 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(102, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(102, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 3 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string14.base, #t~string14.offset, 1);call write~init~int(80, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(117, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(109, #t~string14.base, 3 + #t~string14.offset, 1);call write~init~int(112, #t~string14.base, 4 + #t~string14.offset, 1);call write~init~int(58, #t~string14.base, 5 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 6 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string16.base, #t~string16.offset, 1);call write~init~int(110, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 2 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 2 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 3 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string20.base, #t~string20.offset, 1);call write~init~int(32, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 2 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string22.base, #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 1 + #t~string22.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(30);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(9);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(21);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(30);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(9);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(21);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(30);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(9);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(25);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(30);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(9);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(25);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(13);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string66.base, #t~string66.offset, 1);call write~init~int(77, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(101, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(116, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(104, #t~string66.base, 4 + #t~string66.offset, 1);call write~init~int(58, #t~string66.base, 5 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 6 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string68.base, #t~string68.offset, 1);call write~init~int(82, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(73, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(84, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 4 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string70.base, #t~string70.offset, 1);call write~init~int(75, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string72.base, #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 1 + #t~string72.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4; {1041#true} is VALID [2020-07-10 13:58:34,091 INFO L280 TraceCheckUtils]: 2: Hoare triple {1041#true} assume true; {1041#true} is VALID [2020-07-10 13:58:34,091 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1041#true} {1041#true} #513#return; {1041#true} is VALID [2020-07-10 13:58:34,092 INFO L263 TraceCheckUtils]: 4: Hoare triple {1041#true} call #t~ret74 := main(); {1041#true} is VALID [2020-07-10 13:58:34,092 INFO L280 TraceCheckUtils]: 5: Hoare triple {1041#true} havoc ~retValue_acc~11;havoc ~tmp~8; {1041#true} is VALID [2020-07-10 13:58:34,092 INFO L263 TraceCheckUtils]: 6: Hoare triple {1041#true} call select_helpers(); {1041#true} is VALID [2020-07-10 13:58:34,092 INFO L280 TraceCheckUtils]: 7: Hoare triple {1041#true} assume true; {1041#true} is VALID [2020-07-10 13:58:34,093 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1041#true} {1041#true} #419#return; {1041#true} is VALID [2020-07-10 13:58:34,093 INFO L263 TraceCheckUtils]: 9: Hoare triple {1041#true} call select_features(); {1041#true} is VALID [2020-07-10 13:58:34,093 INFO L280 TraceCheckUtils]: 10: Hoare triple {1041#true} assume true; {1041#true} is VALID [2020-07-10 13:58:34,094 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1041#true} {1041#true} #421#return; {1041#true} is VALID [2020-07-10 13:58:34,094 INFO L263 TraceCheckUtils]: 12: Hoare triple {1041#true} call #t~ret73 := valid_product(); {1041#true} is VALID [2020-07-10 13:58:34,094 INFO L280 TraceCheckUtils]: 13: Hoare triple {1041#true} havoc ~retValue_acc~4;~retValue_acc~4 := 1;#res := ~retValue_acc~4; {1041#true} is VALID [2020-07-10 13:58:34,095 INFO L280 TraceCheckUtils]: 14: Hoare triple {1041#true} assume true; {1041#true} is VALID [2020-07-10 13:58:34,095 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1041#true} {1041#true} #423#return; {1041#true} is VALID [2020-07-10 13:58:34,095 INFO L280 TraceCheckUtils]: 16: Hoare triple {1041#true} assume -2147483648 <= #t~ret73 && #t~ret73 <= 2147483647;~tmp~8 := #t~ret73;havoc #t~ret73; {1041#true} is VALID [2020-07-10 13:58:34,096 INFO L280 TraceCheckUtils]: 17: Hoare triple {1041#true} assume 0 != ~tmp~8; {1041#true} is VALID [2020-07-10 13:58:34,096 INFO L263 TraceCheckUtils]: 18: Hoare triple {1041#true} call setup(); {1041#true} is VALID [2020-07-10 13:58:34,096 INFO L280 TraceCheckUtils]: 19: Hoare triple {1041#true} assume true; {1041#true} is VALID [2020-07-10 13:58:34,097 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1041#true} {1041#true} #425#return; {1041#true} is VALID [2020-07-10 13:58:34,097 INFO L263 TraceCheckUtils]: 21: Hoare triple {1041#true} call runTest(); {1041#true} is VALID [2020-07-10 13:58:34,097 INFO L263 TraceCheckUtils]: 22: Hoare triple {1041#true} call test(); {1041#true} is VALID [2020-07-10 13:58:34,098 INFO L280 TraceCheckUtils]: 23: Hoare triple {1041#true} havoc ~splverifierCounter~0;havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1055#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-10 13:58:34,099 INFO L280 TraceCheckUtils]: 24: Hoare triple {1055#(= 0 test_~splverifierCounter~0)} assume !false; {1055#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-10 13:58:34,100 INFO L280 TraceCheckUtils]: 25: Hoare triple {1055#(= 0 test_~splverifierCounter~0)} assume !(~splverifierCounter~0 < 4); {1042#false} is VALID [2020-07-10 13:58:34,101 INFO L263 TraceCheckUtils]: 26: Hoare triple {1042#false} call cleanup(); {1042#false} is VALID [2020-07-10 13:58:34,101 INFO L280 TraceCheckUtils]: 27: Hoare triple {1042#false} havoc ~i~0;havoc ~__cil_tmp2~0; {1042#false} is VALID [2020-07-10 13:58:34,101 INFO L263 TraceCheckUtils]: 28: Hoare triple {1042#false} call timeShift(); {1042#false} is VALID [2020-07-10 13:58:34,102 INFO L280 TraceCheckUtils]: 29: Hoare triple {1042#false} assume !(0 != ~pumpRunning~0); {1042#false} is VALID [2020-07-10 13:58:34,102 INFO L280 TraceCheckUtils]: 30: Hoare triple {1042#false} assume !(0 != ~systemActive~0); {1042#false} is VALID [2020-07-10 13:58:34,102 INFO L263 TraceCheckUtils]: 31: Hoare triple {1042#false} call __utac_acc__Specification3_spec__1(); {1042#false} is VALID [2020-07-10 13:58:34,103 INFO L280 TraceCheckUtils]: 32: Hoare triple {1042#false} havoc ~tmp~4;havoc ~tmp___0~2;havoc ~tmp___1~1; {1042#false} is VALID [2020-07-10 13:58:34,103 INFO L263 TraceCheckUtils]: 33: Hoare triple {1042#false} call #t~ret24 := isMethaneLevelCritical(); {1041#true} is VALID [2020-07-10 13:58:34,103 INFO L280 TraceCheckUtils]: 34: Hoare triple {1041#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {1041#true} is VALID [2020-07-10 13:58:34,103 INFO L280 TraceCheckUtils]: 35: Hoare triple {1041#true} assume true; {1041#true} is VALID [2020-07-10 13:58:34,104 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {1041#true} {1042#false} #505#return; {1042#false} is VALID [2020-07-10 13:58:34,104 INFO L280 TraceCheckUtils]: 37: Hoare triple {1042#false} assume -2147483648 <= #t~ret24 && #t~ret24 <= 2147483647;~tmp~4 := #t~ret24;havoc #t~ret24; {1042#false} is VALID [2020-07-10 13:58:34,104 INFO L280 TraceCheckUtils]: 38: Hoare triple {1042#false} assume !(0 != ~tmp~4); {1042#false} is VALID [2020-07-10 13:58:34,105 INFO L263 TraceCheckUtils]: 39: Hoare triple {1042#false} call #t~ret25 := getWaterLevel(); {1041#true} is VALID [2020-07-10 13:58:34,105 INFO L280 TraceCheckUtils]: 40: Hoare triple {1041#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {1041#true} is VALID [2020-07-10 13:58:34,105 INFO L280 TraceCheckUtils]: 41: Hoare triple {1041#true} assume true; {1041#true} is VALID [2020-07-10 13:58:34,106 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {1041#true} {1042#false} #507#return; {1042#false} is VALID [2020-07-10 13:58:34,106 INFO L280 TraceCheckUtils]: 43: Hoare triple {1042#false} assume -2147483648 <= #t~ret25 && #t~ret25 <= 2147483647;~tmp___0~2 := #t~ret25;havoc #t~ret25; {1042#false} is VALID [2020-07-10 13:58:34,106 INFO L280 TraceCheckUtils]: 44: Hoare triple {1042#false} assume 2 == ~tmp___0~2; {1042#false} is VALID [2020-07-10 13:58:34,106 INFO L263 TraceCheckUtils]: 45: Hoare triple {1042#false} call #t~ret26 := isPumpRunning(); {1041#true} is VALID [2020-07-10 13:58:34,107 INFO L280 TraceCheckUtils]: 46: Hoare triple {1041#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {1041#true} is VALID [2020-07-10 13:58:34,107 INFO L280 TraceCheckUtils]: 47: Hoare triple {1041#true} assume true; {1041#true} is VALID [2020-07-10 13:58:34,107 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {1041#true} {1042#false} #509#return; {1042#false} is VALID [2020-07-10 13:58:34,108 INFO L280 TraceCheckUtils]: 49: Hoare triple {1042#false} assume -2147483648 <= #t~ret26 && #t~ret26 <= 2147483647;~tmp___1~1 := #t~ret26;havoc #t~ret26; {1042#false} is VALID [2020-07-10 13:58:34,108 INFO L280 TraceCheckUtils]: 50: Hoare triple {1042#false} assume !(0 != ~tmp___1~1); {1042#false} is VALID [2020-07-10 13:58:34,108 INFO L263 TraceCheckUtils]: 51: Hoare triple {1042#false} call __automaton_fail(); {1042#false} is VALID [2020-07-10 13:58:34,108 INFO L280 TraceCheckUtils]: 52: Hoare triple {1042#false} assume !false; {1042#false} is VALID [2020-07-10 13:58:34,137 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 13:58:34,137 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1235406001] [2020-07-10 13:58:34,138 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 13:58:34,138 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-10 13:58:34,138 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [556553413] [2020-07-10 13:58:34,142 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-10 13:58:34,142 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 13:58:34,143 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-10 13:58:34,215 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 53 edges. 53 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:58:34,216 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-10 13:58:34,216 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 13:58:34,216 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-10 13:58:34,217 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-10 13:58:34,217 INFO L87 Difference]: Start difference. First operand 116 states and 136 transitions. Second operand 4 states. [2020-07-10 13:58:35,519 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-10 13:58:38,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:58:38,512 INFO L93 Difference]: Finished difference Result 200 states and 243 transitions. [2020-07-10 13:58:38,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-10 13:58:38,513 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-10 13:58:38,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 13:58:38,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-10 13:58:38,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 243 transitions. [2020-07-10 13:58:38,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-10 13:58:38,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 243 transitions. [2020-07-10 13:58:38,525 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 243 transitions. [2020-07-10 13:58:39,356 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 243 edges. 243 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:58:39,362 INFO L225 Difference]: With dead ends: 200 [2020-07-10 13:58:39,362 INFO L226 Difference]: Without dead ends: 132 [2020-07-10 13:58:39,364 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-10 13:58:39,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2020-07-10 13:58:40,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 107. [2020-07-10 13:58:40,501 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 13:58:40,502 INFO L82 GeneralOperation]: Start isEquivalent. First operand 132 states. Second operand 107 states. [2020-07-10 13:58:40,502 INFO L74 IsIncluded]: Start isIncluded. First operand 132 states. Second operand 107 states. [2020-07-10 13:58:40,502 INFO L87 Difference]: Start difference. First operand 132 states. Second operand 107 states. [2020-07-10 13:58:40,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:58:40,517 INFO L93 Difference]: Finished difference Result 132 states and 163 transitions. [2020-07-10 13:58:40,517 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 163 transitions. [2020-07-10 13:58:40,519 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:58:40,520 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:58:40,520 INFO L74 IsIncluded]: Start isIncluded. First operand 107 states. Second operand 132 states. [2020-07-10 13:58:40,523 INFO L87 Difference]: Start difference. First operand 107 states. Second operand 132 states. [2020-07-10 13:58:40,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:58:40,535 INFO L93 Difference]: Finished difference Result 132 states and 163 transitions. [2020-07-10 13:58:40,536 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 163 transitions. [2020-07-10 13:58:40,537 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:58:40,537 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:58:40,537 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 13:58:40,538 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 13:58:40,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2020-07-10 13:58:40,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 124 transitions. [2020-07-10 13:58:40,545 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 124 transitions. Word has length 53 [2020-07-10 13:58:40,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 13:58:40,548 INFO L479 AbstractCegarLoop]: Abstraction has 107 states and 124 transitions. [2020-07-10 13:58:40,548 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-10 13:58:40,551 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 124 transitions. [2020-07-10 13:58:40,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-10 13:58:40,557 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 13:58:40,557 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] [2020-07-10 13:58:40,558 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-10 13:58:40,558 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 13:58:40,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 13:58:40,558 INFO L82 PathProgramCache]: Analyzing trace with hash -1975816461, now seen corresponding path program 1 times [2020-07-10 13:58:40,558 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 13:58:40,559 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1249371637] [2020-07-10 13:58:40,559 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 13:58:40,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:58:40,964 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-10 13:58:41,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:58:41,035 INFO L280 TraceCheckUtils]: 0: Hoare triple {1800#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(13);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string10.base, #t~string10.offset, 1);call write~init~int(110, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 2 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(102, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(102, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 3 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string14.base, #t~string14.offset, 1);call write~init~int(80, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(117, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(109, #t~string14.base, 3 + #t~string14.offset, 1);call write~init~int(112, #t~string14.base, 4 + #t~string14.offset, 1);call write~init~int(58, #t~string14.base, 5 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 6 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string16.base, #t~string16.offset, 1);call write~init~int(110, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 2 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 2 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 3 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string20.base, #t~string20.offset, 1);call write~init~int(32, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 2 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string22.base, #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 1 + #t~string22.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(30);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(9);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(21);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(30);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(9);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(21);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(30);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(9);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(25);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(30);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(9);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(25);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(13);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string66.base, #t~string66.offset, 1);call write~init~int(77, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(101, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(116, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(104, #t~string66.base, 4 + #t~string66.offset, 1);call write~init~int(58, #t~string66.base, 5 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 6 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string68.base, #t~string68.offset, 1);call write~init~int(82, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(73, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(84, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 4 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string70.base, #t~string70.offset, 1);call write~init~int(75, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string72.base, #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 1 + #t~string72.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4; {1778#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:58:41,036 INFO L280 TraceCheckUtils]: 1: Hoare triple {1778#(= 1 ~systemActive~0)} assume true; {1778#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:58:41,036 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1778#(= 1 ~systemActive~0)} {1773#true} #513#return; {1778#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:58:41,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:58:41,040 INFO L280 TraceCheckUtils]: 0: Hoare triple {1773#true} assume true; {1773#true} is VALID [2020-07-10 13:58:41,041 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1773#true} {1778#(= 1 ~systemActive~0)} #419#return; {1778#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:58:41,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:58:41,044 INFO L280 TraceCheckUtils]: 0: Hoare triple {1773#true} assume true; {1773#true} is VALID [2020-07-10 13:58:41,044 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1773#true} {1778#(= 1 ~systemActive~0)} #421#return; {1778#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:58:41,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:58:41,110 INFO L280 TraceCheckUtils]: 0: Hoare triple {1773#true} havoc ~retValue_acc~4;~retValue_acc~4 := 1;#res := ~retValue_acc~4; {1801#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-10 13:58:41,111 INFO L280 TraceCheckUtils]: 1: Hoare triple {1801#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} assume true; {1801#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-10 13:58:41,112 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1801#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} {1778#(= 1 ~systemActive~0)} #423#return; {1786#(= |main_#t~ret73| ~systemActive~0)} is VALID [2020-07-10 13:58:41,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:58:41,117 INFO L280 TraceCheckUtils]: 0: Hoare triple {1773#true} assume true; {1773#true} is VALID [2020-07-10 13:58:41,118 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1773#true} {1788#(not (= 0 ~systemActive~0))} #425#return; {1788#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:58:41,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:58:41,121 INFO L280 TraceCheckUtils]: 0: Hoare triple {1773#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {1773#true} is VALID [2020-07-10 13:58:41,121 INFO L280 TraceCheckUtils]: 1: Hoare triple {1773#true} assume true; {1773#true} is VALID [2020-07-10 13:58:41,121 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1773#true} {1774#false} #505#return; {1774#false} is VALID [2020-07-10 13:58:41,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:58:41,125 INFO L280 TraceCheckUtils]: 0: Hoare triple {1773#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {1773#true} is VALID [2020-07-10 13:58:41,125 INFO L280 TraceCheckUtils]: 1: Hoare triple {1773#true} assume true; {1773#true} is VALID [2020-07-10 13:58:41,125 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1773#true} {1774#false} #507#return; {1774#false} is VALID [2020-07-10 13:58:41,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:58:41,165 INFO L280 TraceCheckUtils]: 0: Hoare triple {1773#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {1773#true} is VALID [2020-07-10 13:58:41,165 INFO L280 TraceCheckUtils]: 1: Hoare triple {1773#true} assume true; {1773#true} is VALID [2020-07-10 13:58:41,165 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1773#true} {1774#false} #509#return; {1774#false} is VALID [2020-07-10 13:58:41,170 INFO L263 TraceCheckUtils]: 0: Hoare triple {1773#true} call ULTIMATE.init(); {1800#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-10 13:58:41,176 INFO L280 TraceCheckUtils]: 1: Hoare triple {1800#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(13);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string10.base, #t~string10.offset, 1);call write~init~int(110, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 2 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(102, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(102, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 3 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string14.base, #t~string14.offset, 1);call write~init~int(80, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(117, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(109, #t~string14.base, 3 + #t~string14.offset, 1);call write~init~int(112, #t~string14.base, 4 + #t~string14.offset, 1);call write~init~int(58, #t~string14.base, 5 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 6 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string16.base, #t~string16.offset, 1);call write~init~int(110, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 2 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 2 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 3 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string20.base, #t~string20.offset, 1);call write~init~int(32, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 2 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string22.base, #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 1 + #t~string22.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(30);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(9);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(21);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(30);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(9);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(21);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(30);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(9);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(25);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(30);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(9);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(25);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(13);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string66.base, #t~string66.offset, 1);call write~init~int(77, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(101, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(116, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(104, #t~string66.base, 4 + #t~string66.offset, 1);call write~init~int(58, #t~string66.base, 5 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 6 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string68.base, #t~string68.offset, 1);call write~init~int(82, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(73, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(84, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 4 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string70.base, #t~string70.offset, 1);call write~init~int(75, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string72.base, #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 1 + #t~string72.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4; {1778#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:58:41,181 INFO L280 TraceCheckUtils]: 2: Hoare triple {1778#(= 1 ~systemActive~0)} assume true; {1778#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:58:41,182 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1778#(= 1 ~systemActive~0)} {1773#true} #513#return; {1778#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:58:41,183 INFO L263 TraceCheckUtils]: 4: Hoare triple {1778#(= 1 ~systemActive~0)} call #t~ret74 := main(); {1778#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:58:41,184 INFO L280 TraceCheckUtils]: 5: Hoare triple {1778#(= 1 ~systemActive~0)} havoc ~retValue_acc~11;havoc ~tmp~8; {1778#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:58:41,184 INFO L263 TraceCheckUtils]: 6: Hoare triple {1778#(= 1 ~systemActive~0)} call select_helpers(); {1773#true} is VALID [2020-07-10 13:58:41,184 INFO L280 TraceCheckUtils]: 7: Hoare triple {1773#true} assume true; {1773#true} is VALID [2020-07-10 13:58:41,185 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1773#true} {1778#(= 1 ~systemActive~0)} #419#return; {1778#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:58:41,185 INFO L263 TraceCheckUtils]: 9: Hoare triple {1778#(= 1 ~systemActive~0)} call select_features(); {1773#true} is VALID [2020-07-10 13:58:41,185 INFO L280 TraceCheckUtils]: 10: Hoare triple {1773#true} assume true; {1773#true} is VALID [2020-07-10 13:58:41,186 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1773#true} {1778#(= 1 ~systemActive~0)} #421#return; {1778#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:58:41,186 INFO L263 TraceCheckUtils]: 12: Hoare triple {1778#(= 1 ~systemActive~0)} call #t~ret73 := valid_product(); {1773#true} is VALID [2020-07-10 13:58:41,187 INFO L280 TraceCheckUtils]: 13: Hoare triple {1773#true} havoc ~retValue_acc~4;~retValue_acc~4 := 1;#res := ~retValue_acc~4; {1801#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-10 13:58:41,188 INFO L280 TraceCheckUtils]: 14: Hoare triple {1801#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} assume true; {1801#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-10 13:58:41,189 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1801#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} {1778#(= 1 ~systemActive~0)} #423#return; {1786#(= |main_#t~ret73| ~systemActive~0)} is VALID [2020-07-10 13:58:41,190 INFO L280 TraceCheckUtils]: 16: Hoare triple {1786#(= |main_#t~ret73| ~systemActive~0)} assume -2147483648 <= #t~ret73 && #t~ret73 <= 2147483647;~tmp~8 := #t~ret73;havoc #t~ret73; {1787#(= main_~tmp~8 ~systemActive~0)} is VALID [2020-07-10 13:58:41,191 INFO L280 TraceCheckUtils]: 17: Hoare triple {1787#(= main_~tmp~8 ~systemActive~0)} assume 0 != ~tmp~8; {1788#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:58:41,191 INFO L263 TraceCheckUtils]: 18: Hoare triple {1788#(not (= 0 ~systemActive~0))} call setup(); {1773#true} is VALID [2020-07-10 13:58:41,191 INFO L280 TraceCheckUtils]: 19: Hoare triple {1773#true} assume true; {1773#true} is VALID [2020-07-10 13:58:41,192 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1773#true} {1788#(not (= 0 ~systemActive~0))} #425#return; {1788#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:58:41,193 INFO L263 TraceCheckUtils]: 21: Hoare triple {1788#(not (= 0 ~systemActive~0))} call runTest(); {1788#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:58:41,193 INFO L263 TraceCheckUtils]: 22: Hoare triple {1788#(not (= 0 ~systemActive~0))} call test(); {1788#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:58:41,194 INFO L280 TraceCheckUtils]: 23: Hoare triple {1788#(not (= 0 ~systemActive~0))} havoc ~splverifierCounter~0;havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1788#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:58:41,194 INFO L280 TraceCheckUtils]: 24: Hoare triple {1788#(not (= 0 ~systemActive~0))} assume !false; {1788#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:58:41,195 INFO L280 TraceCheckUtils]: 25: Hoare triple {1788#(not (= 0 ~systemActive~0))} assume ~splverifierCounter~0 < 4; {1788#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:58:41,196 INFO L280 TraceCheckUtils]: 26: Hoare triple {1788#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647;~tmp~0 := #t~nondet0;havoc #t~nondet0; {1788#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:58:41,196 INFO L280 TraceCheckUtils]: 27: Hoare triple {1788#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp~0); {1788#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:58:41,197 INFO L280 TraceCheckUtils]: 28: Hoare triple {1788#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~tmp___0~0 := #t~nondet1;havoc #t~nondet1; {1788#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:58:41,197 INFO L280 TraceCheckUtils]: 29: Hoare triple {1788#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___0~0); {1788#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:58:41,198 INFO L280 TraceCheckUtils]: 30: Hoare triple {1788#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647;~tmp___2~0 := #t~nondet2;havoc #t~nondet2; {1788#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:58:41,199 INFO L280 TraceCheckUtils]: 31: Hoare triple {1788#(not (= 0 ~systemActive~0))} assume 0 != ~tmp___2~0; {1788#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:58:41,199 INFO L263 TraceCheckUtils]: 32: Hoare triple {1788#(not (= 0 ~systemActive~0))} call timeShift(); {1788#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:58:41,200 INFO L280 TraceCheckUtils]: 33: Hoare triple {1788#(not (= 0 ~systemActive~0))} assume !(0 != ~pumpRunning~0); {1788#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:58:41,201 INFO L280 TraceCheckUtils]: 34: Hoare triple {1788#(not (= 0 ~systemActive~0))} assume !(0 != ~systemActive~0); {1774#false} is VALID [2020-07-10 13:58:41,201 INFO L263 TraceCheckUtils]: 35: Hoare triple {1774#false} call __utac_acc__Specification3_spec__1(); {1774#false} is VALID [2020-07-10 13:58:41,201 INFO L280 TraceCheckUtils]: 36: Hoare triple {1774#false} havoc ~tmp~4;havoc ~tmp___0~2;havoc ~tmp___1~1; {1774#false} is VALID [2020-07-10 13:58:41,201 INFO L263 TraceCheckUtils]: 37: Hoare triple {1774#false} call #t~ret24 := isMethaneLevelCritical(); {1773#true} is VALID [2020-07-10 13:58:41,201 INFO L280 TraceCheckUtils]: 38: Hoare triple {1773#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {1773#true} is VALID [2020-07-10 13:58:41,202 INFO L280 TraceCheckUtils]: 39: Hoare triple {1773#true} assume true; {1773#true} is VALID [2020-07-10 13:58:41,202 INFO L275 TraceCheckUtils]: 40: Hoare quadruple {1773#true} {1774#false} #505#return; {1774#false} is VALID [2020-07-10 13:58:41,202 INFO L280 TraceCheckUtils]: 41: Hoare triple {1774#false} assume -2147483648 <= #t~ret24 && #t~ret24 <= 2147483647;~tmp~4 := #t~ret24;havoc #t~ret24; {1774#false} is VALID [2020-07-10 13:58:41,202 INFO L280 TraceCheckUtils]: 42: Hoare triple {1774#false} assume !(0 != ~tmp~4); {1774#false} is VALID [2020-07-10 13:58:41,202 INFO L263 TraceCheckUtils]: 43: Hoare triple {1774#false} call #t~ret25 := getWaterLevel(); {1773#true} is VALID [2020-07-10 13:58:41,203 INFO L280 TraceCheckUtils]: 44: Hoare triple {1773#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {1773#true} is VALID [2020-07-10 13:58:41,203 INFO L280 TraceCheckUtils]: 45: Hoare triple {1773#true} assume true; {1773#true} is VALID [2020-07-10 13:58:41,203 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {1773#true} {1774#false} #507#return; {1774#false} is VALID [2020-07-10 13:58:41,203 INFO L280 TraceCheckUtils]: 47: Hoare triple {1774#false} assume -2147483648 <= #t~ret25 && #t~ret25 <= 2147483647;~tmp___0~2 := #t~ret25;havoc #t~ret25; {1774#false} is VALID [2020-07-10 13:58:41,204 INFO L280 TraceCheckUtils]: 48: Hoare triple {1774#false} assume 2 == ~tmp___0~2; {1774#false} is VALID [2020-07-10 13:58:41,204 INFO L263 TraceCheckUtils]: 49: Hoare triple {1774#false} call #t~ret26 := isPumpRunning(); {1773#true} is VALID [2020-07-10 13:58:41,204 INFO L280 TraceCheckUtils]: 50: Hoare triple {1773#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {1773#true} is VALID [2020-07-10 13:58:41,204 INFO L280 TraceCheckUtils]: 51: Hoare triple {1773#true} assume true; {1773#true} is VALID [2020-07-10 13:58:41,204 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {1773#true} {1774#false} #509#return; {1774#false} is VALID [2020-07-10 13:58:41,205 INFO L280 TraceCheckUtils]: 53: Hoare triple {1774#false} assume -2147483648 <= #t~ret26 && #t~ret26 <= 2147483647;~tmp___1~1 := #t~ret26;havoc #t~ret26; {1774#false} is VALID [2020-07-10 13:58:41,205 INFO L280 TraceCheckUtils]: 54: Hoare triple {1774#false} assume !(0 != ~tmp___1~1); {1774#false} is VALID [2020-07-10 13:58:41,205 INFO L263 TraceCheckUtils]: 55: Hoare triple {1774#false} call __automaton_fail(); {1774#false} is VALID [2020-07-10 13:58:41,205 INFO L280 TraceCheckUtils]: 56: Hoare triple {1774#false} assume !false; {1774#false} is VALID [2020-07-10 13:58:41,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 13:58:41,216 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1249371637] [2020-07-10 13:58:41,216 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 13:58:41,216 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-10 13:58:41,217 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1385812042] [2020-07-10 13:58:41,217 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-07-10 13:58:41,218 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 13:58:41,218 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-10 13:58:41,294 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 57 edges. 57 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:58:41,294 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-10 13:58:41,294 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 13:58:41,295 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-10 13:58:41,295 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-10 13:58:41,295 INFO L87 Difference]: Start difference. First operand 107 states and 124 transitions. Second operand 8 states. [2020-07-10 13:58:42,134 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-10 13:58:43,039 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-10 13:58:43,433 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 13:58:43,751 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 13:58:47,206 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-10 13:58:56,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:58:56,093 INFO L93 Difference]: Finished difference Result 375 states and 465 transitions. [2020-07-10 13:58:56,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-10 13:58:56,093 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-07-10 13:58:56,094 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 13:58:56,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-10 13:58:56,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 465 transitions. [2020-07-10 13:58:56,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-10 13:58:56,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 465 transitions. [2020-07-10 13:58:56,115 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 465 transitions. [2020-07-10 13:58:57,737 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 465 edges. 465 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:58:57,749 INFO L225 Difference]: With dead ends: 375 [2020-07-10 13:58:57,750 INFO L226 Difference]: Without dead ends: 292 [2020-07-10 13:58:57,751 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-07-10 13:58:57,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 292 states. [2020-07-10 13:59:00,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 292 to 238. [2020-07-10 13:59:00,280 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 13:59:00,280 INFO L82 GeneralOperation]: Start isEquivalent. First operand 292 states. Second operand 238 states. [2020-07-10 13:59:00,280 INFO L74 IsIncluded]: Start isIncluded. First operand 292 states. Second operand 238 states. [2020-07-10 13:59:00,280 INFO L87 Difference]: Start difference. First operand 292 states. Second operand 238 states. [2020-07-10 13:59:00,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:59:00,297 INFO L93 Difference]: Finished difference Result 292 states and 358 transitions. [2020-07-10 13:59:00,297 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 358 transitions. [2020-07-10 13:59:00,298 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:59:00,298 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:59:00,299 INFO L74 IsIncluded]: Start isIncluded. First operand 238 states. Second operand 292 states. [2020-07-10 13:59:00,299 INFO L87 Difference]: Start difference. First operand 238 states. Second operand 292 states. [2020-07-10 13:59:00,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:59:00,314 INFO L93 Difference]: Finished difference Result 292 states and 358 transitions. [2020-07-10 13:59:00,314 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 358 transitions. [2020-07-10 13:59:00,315 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:59:00,316 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:59:00,316 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 13:59:00,316 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 13:59:00,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 238 states. [2020-07-10 13:59:00,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 287 transitions. [2020-07-10 13:59:00,327 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 287 transitions. Word has length 57 [2020-07-10 13:59:00,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 13:59:00,327 INFO L479 AbstractCegarLoop]: Abstraction has 238 states and 287 transitions. [2020-07-10 13:59:00,327 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-10 13:59:00,327 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 287 transitions. [2020-07-10 13:59:00,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-07-10 13:59:00,328 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 13:59:00,329 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] [2020-07-10 13:59:00,329 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-10 13:59:00,329 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 13:59:00,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 13:59:00,329 INFO L82 PathProgramCache]: Analyzing trace with hash -872029399, now seen corresponding path program 1 times [2020-07-10 13:59:00,330 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 13:59:00,330 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [501476286] [2020-07-10 13:59:00,330 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 13:59:00,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:00,686 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-10 13:59:00,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:00,748 INFO L280 TraceCheckUtils]: 0: Hoare triple {3290#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(13);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string10.base, #t~string10.offset, 1);call write~init~int(110, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 2 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(102, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(102, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 3 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string14.base, #t~string14.offset, 1);call write~init~int(80, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(117, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(109, #t~string14.base, 3 + #t~string14.offset, 1);call write~init~int(112, #t~string14.base, 4 + #t~string14.offset, 1);call write~init~int(58, #t~string14.base, 5 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 6 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string16.base, #t~string16.offset, 1);call write~init~int(110, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 2 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 2 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 3 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string20.base, #t~string20.offset, 1);call write~init~int(32, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 2 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string22.base, #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 1 + #t~string22.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(30);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(9);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(21);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(30);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(9);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(21);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(30);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(9);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(25);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(30);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(9);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(25);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(13);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string66.base, #t~string66.offset, 1);call write~init~int(77, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(101, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(116, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(104, #t~string66.base, 4 + #t~string66.offset, 1);call write~init~int(58, #t~string66.base, 5 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 6 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string68.base, #t~string68.offset, 1);call write~init~int(82, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(73, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(84, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 4 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string70.base, #t~string70.offset, 1);call write~init~int(75, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string72.base, #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 1 + #t~string72.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4; {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:00,749 INFO L280 TraceCheckUtils]: 1: Hoare triple {3265#(= 1 ~waterLevel~0)} assume true; {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:00,750 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3265#(= 1 ~waterLevel~0)} {3260#true} #513#return; {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:00,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:00,753 INFO L280 TraceCheckUtils]: 0: Hoare triple {3260#true} assume true; {3260#true} is VALID [2020-07-10 13:59:00,754 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3260#true} {3265#(= 1 ~waterLevel~0)} #419#return; {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:00,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:00,757 INFO L280 TraceCheckUtils]: 0: Hoare triple {3260#true} assume true; {3260#true} is VALID [2020-07-10 13:59:00,758 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3260#true} {3265#(= 1 ~waterLevel~0)} #421#return; {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:00,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:00,762 INFO L280 TraceCheckUtils]: 0: Hoare triple {3260#true} havoc ~retValue_acc~4;~retValue_acc~4 := 1;#res := ~retValue_acc~4; {3260#true} is VALID [2020-07-10 13:59:00,763 INFO L280 TraceCheckUtils]: 1: Hoare triple {3260#true} assume true; {3260#true} is VALID [2020-07-10 13:59:00,764 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3260#true} {3265#(= 1 ~waterLevel~0)} #423#return; {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:00,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:00,767 INFO L280 TraceCheckUtils]: 0: Hoare triple {3260#true} assume true; {3260#true} is VALID [2020-07-10 13:59:00,767 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3260#true} {3265#(= 1 ~waterLevel~0)} #425#return; {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:00,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:00,785 INFO L280 TraceCheckUtils]: 0: Hoare triple {3291#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {3260#true} is VALID [2020-07-10 13:59:00,786 INFO L280 TraceCheckUtils]: 1: Hoare triple {3260#true} ~systemActive~0 := 0; {3260#true} is VALID [2020-07-10 13:59:00,786 INFO L280 TraceCheckUtils]: 2: Hoare triple {3260#true} assume true; {3260#true} is VALID [2020-07-10 13:59:00,787 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3260#true} {3265#(= 1 ~waterLevel~0)} #475#return; {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:00,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:00,790 INFO L280 TraceCheckUtils]: 0: Hoare triple {3260#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {3260#true} is VALID [2020-07-10 13:59:00,790 INFO L280 TraceCheckUtils]: 1: Hoare triple {3260#true} assume true; {3260#true} is VALID [2020-07-10 13:59:00,791 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3260#true} {3265#(= 1 ~waterLevel~0)} #505#return; {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:00,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:00,808 INFO L280 TraceCheckUtils]: 0: Hoare triple {3260#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {3292#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-10 13:59:00,808 INFO L280 TraceCheckUtils]: 1: Hoare triple {3292#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {3292#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-10 13:59:00,809 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3292#(= |getWaterLevel_#res| ~waterLevel~0)} {3265#(= 1 ~waterLevel~0)} #507#return; {3285#(= 1 |__utac_acc__Specification3_spec__1_#t~ret25|)} is VALID [2020-07-10 13:59:00,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:00,812 INFO L280 TraceCheckUtils]: 0: Hoare triple {3260#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {3260#true} is VALID [2020-07-10 13:59:00,813 INFO L280 TraceCheckUtils]: 1: Hoare triple {3260#true} assume true; {3260#true} is VALID [2020-07-10 13:59:00,813 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3260#true} {3261#false} #509#return; {3261#false} is VALID [2020-07-10 13:59:00,817 INFO L263 TraceCheckUtils]: 0: Hoare triple {3260#true} call ULTIMATE.init(); {3290#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-10 13:59:00,824 INFO L280 TraceCheckUtils]: 1: Hoare triple {3290#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(13);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string10.base, #t~string10.offset, 1);call write~init~int(110, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 2 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(102, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(102, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 3 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string14.base, #t~string14.offset, 1);call write~init~int(80, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(117, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(109, #t~string14.base, 3 + #t~string14.offset, 1);call write~init~int(112, #t~string14.base, 4 + #t~string14.offset, 1);call write~init~int(58, #t~string14.base, 5 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 6 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string16.base, #t~string16.offset, 1);call write~init~int(110, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 2 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 2 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 3 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string20.base, #t~string20.offset, 1);call write~init~int(32, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 2 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string22.base, #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 1 + #t~string22.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(30);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(9);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(21);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(30);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(9);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(21);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(30);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(9);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(25);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(30);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(9);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(25);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(13);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string66.base, #t~string66.offset, 1);call write~init~int(77, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(101, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(116, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(104, #t~string66.base, 4 + #t~string66.offset, 1);call write~init~int(58, #t~string66.base, 5 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 6 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string68.base, #t~string68.offset, 1);call write~init~int(82, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(73, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(84, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 4 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string70.base, #t~string70.offset, 1);call write~init~int(75, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string72.base, #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 1 + #t~string72.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4; {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:00,824 INFO L280 TraceCheckUtils]: 2: Hoare triple {3265#(= 1 ~waterLevel~0)} assume true; {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:00,826 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3265#(= 1 ~waterLevel~0)} {3260#true} #513#return; {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:00,831 INFO L263 TraceCheckUtils]: 4: Hoare triple {3265#(= 1 ~waterLevel~0)} call #t~ret74 := main(); {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:00,832 INFO L280 TraceCheckUtils]: 5: Hoare triple {3265#(= 1 ~waterLevel~0)} havoc ~retValue_acc~11;havoc ~tmp~8; {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:00,833 INFO L263 TraceCheckUtils]: 6: Hoare triple {3265#(= 1 ~waterLevel~0)} call select_helpers(); {3260#true} is VALID [2020-07-10 13:59:00,833 INFO L280 TraceCheckUtils]: 7: Hoare triple {3260#true} assume true; {3260#true} is VALID [2020-07-10 13:59:00,833 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {3260#true} {3265#(= 1 ~waterLevel~0)} #419#return; {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:00,834 INFO L263 TraceCheckUtils]: 9: Hoare triple {3265#(= 1 ~waterLevel~0)} call select_features(); {3260#true} is VALID [2020-07-10 13:59:00,834 INFO L280 TraceCheckUtils]: 10: Hoare triple {3260#true} assume true; {3260#true} is VALID [2020-07-10 13:59:00,835 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {3260#true} {3265#(= 1 ~waterLevel~0)} #421#return; {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:00,835 INFO L263 TraceCheckUtils]: 12: Hoare triple {3265#(= 1 ~waterLevel~0)} call #t~ret73 := valid_product(); {3260#true} is VALID [2020-07-10 13:59:00,835 INFO L280 TraceCheckUtils]: 13: Hoare triple {3260#true} havoc ~retValue_acc~4;~retValue_acc~4 := 1;#res := ~retValue_acc~4; {3260#true} is VALID [2020-07-10 13:59:00,835 INFO L280 TraceCheckUtils]: 14: Hoare triple {3260#true} assume true; {3260#true} is VALID [2020-07-10 13:59:00,836 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {3260#true} {3265#(= 1 ~waterLevel~0)} #423#return; {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:00,837 INFO L280 TraceCheckUtils]: 16: Hoare triple {3265#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret73 && #t~ret73 <= 2147483647;~tmp~8 := #t~ret73;havoc #t~ret73; {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:00,838 INFO L280 TraceCheckUtils]: 17: Hoare triple {3265#(= 1 ~waterLevel~0)} assume 0 != ~tmp~8; {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:00,838 INFO L263 TraceCheckUtils]: 18: Hoare triple {3265#(= 1 ~waterLevel~0)} call setup(); {3260#true} is VALID [2020-07-10 13:59:00,838 INFO L280 TraceCheckUtils]: 19: Hoare triple {3260#true} assume true; {3260#true} is VALID [2020-07-10 13:59:00,839 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {3260#true} {3265#(= 1 ~waterLevel~0)} #425#return; {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:00,840 INFO L263 TraceCheckUtils]: 21: Hoare triple {3265#(= 1 ~waterLevel~0)} call runTest(); {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:00,840 INFO L263 TraceCheckUtils]: 22: Hoare triple {3265#(= 1 ~waterLevel~0)} call test(); {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:00,841 INFO L280 TraceCheckUtils]: 23: Hoare triple {3265#(= 1 ~waterLevel~0)} havoc ~splverifierCounter~0;havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:00,841 INFO L280 TraceCheckUtils]: 24: Hoare triple {3265#(= 1 ~waterLevel~0)} assume !false; {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:00,842 INFO L280 TraceCheckUtils]: 25: Hoare triple {3265#(= 1 ~waterLevel~0)} assume ~splverifierCounter~0 < 4; {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:00,843 INFO L280 TraceCheckUtils]: 26: Hoare triple {3265#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647;~tmp~0 := #t~nondet0;havoc #t~nondet0; {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:00,843 INFO L280 TraceCheckUtils]: 27: Hoare triple {3265#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~0); {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:00,844 INFO L280 TraceCheckUtils]: 28: Hoare triple {3265#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~tmp___0~0 := #t~nondet1;havoc #t~nondet1; {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:00,844 INFO L280 TraceCheckUtils]: 29: Hoare triple {3265#(= 1 ~waterLevel~0)} assume !(0 != ~tmp___0~0); {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:00,845 INFO L280 TraceCheckUtils]: 30: Hoare triple {3265#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647;~tmp___2~0 := #t~nondet2;havoc #t~nondet2; {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:00,845 INFO L280 TraceCheckUtils]: 31: Hoare triple {3265#(= 1 ~waterLevel~0)} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647;~tmp___1~0 := #t~nondet3;havoc #t~nondet3; {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:00,846 INFO L280 TraceCheckUtils]: 32: Hoare triple {3265#(= 1 ~waterLevel~0)} assume 0 != ~tmp___1~0; {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:00,847 INFO L263 TraceCheckUtils]: 33: Hoare triple {3265#(= 1 ~waterLevel~0)} call stopSystem(); {3291#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} is VALID [2020-07-10 13:59:00,847 INFO L280 TraceCheckUtils]: 34: Hoare triple {3291#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {3260#true} is VALID [2020-07-10 13:59:00,847 INFO L280 TraceCheckUtils]: 35: Hoare triple {3260#true} ~systemActive~0 := 0; {3260#true} is VALID [2020-07-10 13:59:00,847 INFO L280 TraceCheckUtils]: 36: Hoare triple {3260#true} assume true; {3260#true} is VALID [2020-07-10 13:59:00,848 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {3260#true} {3265#(= 1 ~waterLevel~0)} #475#return; {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:00,848 INFO L263 TraceCheckUtils]: 38: Hoare triple {3265#(= 1 ~waterLevel~0)} call timeShift(); {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:00,849 INFO L280 TraceCheckUtils]: 39: Hoare triple {3265#(= 1 ~waterLevel~0)} assume !(0 != ~pumpRunning~0); {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:00,850 INFO L280 TraceCheckUtils]: 40: Hoare triple {3265#(= 1 ~waterLevel~0)} assume !(0 != ~systemActive~0); {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:00,850 INFO L263 TraceCheckUtils]: 41: Hoare triple {3265#(= 1 ~waterLevel~0)} call __utac_acc__Specification3_spec__1(); {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:00,851 INFO L280 TraceCheckUtils]: 42: Hoare triple {3265#(= 1 ~waterLevel~0)} havoc ~tmp~4;havoc ~tmp___0~2;havoc ~tmp___1~1; {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:00,851 INFO L263 TraceCheckUtils]: 43: Hoare triple {3265#(= 1 ~waterLevel~0)} call #t~ret24 := isMethaneLevelCritical(); {3260#true} is VALID [2020-07-10 13:59:00,851 INFO L280 TraceCheckUtils]: 44: Hoare triple {3260#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {3260#true} is VALID [2020-07-10 13:59:00,852 INFO L280 TraceCheckUtils]: 45: Hoare triple {3260#true} assume true; {3260#true} is VALID [2020-07-10 13:59:00,852 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {3260#true} {3265#(= 1 ~waterLevel~0)} #505#return; {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:00,853 INFO L280 TraceCheckUtils]: 47: Hoare triple {3265#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret24 && #t~ret24 <= 2147483647;~tmp~4 := #t~ret24;havoc #t~ret24; {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:00,853 INFO L280 TraceCheckUtils]: 48: Hoare triple {3265#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~4); {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:00,854 INFO L263 TraceCheckUtils]: 49: Hoare triple {3265#(= 1 ~waterLevel~0)} call #t~ret25 := getWaterLevel(); {3260#true} is VALID [2020-07-10 13:59:00,854 INFO L280 TraceCheckUtils]: 50: Hoare triple {3260#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {3292#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-10 13:59:00,855 INFO L280 TraceCheckUtils]: 51: Hoare triple {3292#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {3292#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-10 13:59:00,856 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {3292#(= |getWaterLevel_#res| ~waterLevel~0)} {3265#(= 1 ~waterLevel~0)} #507#return; {3285#(= 1 |__utac_acc__Specification3_spec__1_#t~ret25|)} is VALID [2020-07-10 13:59:00,857 INFO L280 TraceCheckUtils]: 53: Hoare triple {3285#(= 1 |__utac_acc__Specification3_spec__1_#t~ret25|)} assume -2147483648 <= #t~ret25 && #t~ret25 <= 2147483647;~tmp___0~2 := #t~ret25;havoc #t~ret25; {3286#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~2)} is VALID [2020-07-10 13:59:00,857 INFO L280 TraceCheckUtils]: 54: Hoare triple {3286#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~2)} assume 2 == ~tmp___0~2; {3261#false} is VALID [2020-07-10 13:59:00,858 INFO L263 TraceCheckUtils]: 55: Hoare triple {3261#false} call #t~ret26 := isPumpRunning(); {3260#true} is VALID [2020-07-10 13:59:00,858 INFO L280 TraceCheckUtils]: 56: Hoare triple {3260#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {3260#true} is VALID [2020-07-10 13:59:00,858 INFO L280 TraceCheckUtils]: 57: Hoare triple {3260#true} assume true; {3260#true} is VALID [2020-07-10 13:59:00,858 INFO L275 TraceCheckUtils]: 58: Hoare quadruple {3260#true} {3261#false} #509#return; {3261#false} is VALID [2020-07-10 13:59:00,858 INFO L280 TraceCheckUtils]: 59: Hoare triple {3261#false} assume -2147483648 <= #t~ret26 && #t~ret26 <= 2147483647;~tmp___1~1 := #t~ret26;havoc #t~ret26; {3261#false} is VALID [2020-07-10 13:59:00,859 INFO L280 TraceCheckUtils]: 60: Hoare triple {3261#false} assume !(0 != ~tmp___1~1); {3261#false} is VALID [2020-07-10 13:59:00,859 INFO L263 TraceCheckUtils]: 61: Hoare triple {3261#false} call __automaton_fail(); {3261#false} is VALID [2020-07-10 13:59:00,859 INFO L280 TraceCheckUtils]: 62: Hoare triple {3261#false} assume !false; {3261#false} is VALID [2020-07-10 13:59:00,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 13:59:00,868 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [501476286] [2020-07-10 13:59:00,868 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 13:59:00,868 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-10 13:59:00,869 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [706232042] [2020-07-10 13:59:00,869 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 63 [2020-07-10 13:59:00,869 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 13:59:00,870 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-10 13:59:00,949 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 63 edges. 63 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:59:00,949 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-10 13:59:00,950 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 13:59:00,950 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-10 13:59:00,950 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-10 13:59:00,951 INFO L87 Difference]: Start difference. First operand 238 states and 287 transitions. Second operand 8 states. [2020-07-10 13:59:01,938 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-10 13:59:09,516 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 13:59:10,392 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 13:59:10,859 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 13:59:11,319 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-10 13:59:15,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:59:15,742 INFO L93 Difference]: Finished difference Result 726 states and 953 transitions. [2020-07-10 13:59:15,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-07-10 13:59:15,742 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 63 [2020-07-10 13:59:15,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 13:59:15,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-10 13:59:15,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 426 transitions. [2020-07-10 13:59:15,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-10 13:59:15,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 426 transitions. [2020-07-10 13:59:15,761 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states and 426 transitions. [2020-07-10 13:59:17,152 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 426 edges. 426 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:59:17,180 INFO L225 Difference]: With dead ends: 726 [2020-07-10 13:59:17,180 INFO L226 Difference]: Without dead ends: 512 [2020-07-10 13:59:17,183 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2020-07-10 13:59:17,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 512 states. [2020-07-10 13:59:21,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 512 to 449. [2020-07-10 13:59:21,829 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 13:59:21,829 INFO L82 GeneralOperation]: Start isEquivalent. First operand 512 states. Second operand 449 states. [2020-07-10 13:59:21,830 INFO L74 IsIncluded]: Start isIncluded. First operand 512 states. Second operand 449 states. [2020-07-10 13:59:21,830 INFO L87 Difference]: Start difference. First operand 512 states. Second operand 449 states. [2020-07-10 13:59:21,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:59:21,861 INFO L93 Difference]: Finished difference Result 512 states and 662 transitions. [2020-07-10 13:59:21,861 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 662 transitions. [2020-07-10 13:59:21,864 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:59:21,864 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:59:21,864 INFO L74 IsIncluded]: Start isIncluded. First operand 449 states. Second operand 512 states. [2020-07-10 13:59:21,864 INFO L87 Difference]: Start difference. First operand 449 states. Second operand 512 states. [2020-07-10 13:59:21,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:59:21,894 INFO L93 Difference]: Finished difference Result 512 states and 662 transitions. [2020-07-10 13:59:21,894 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 662 transitions. [2020-07-10 13:59:21,896 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:59:21,896 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:59:21,896 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 13:59:21,897 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 13:59:21,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 449 states. [2020-07-10 13:59:21,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 449 states and 555 transitions. [2020-07-10 13:59:21,918 INFO L78 Accepts]: Start accepts. Automaton has 449 states and 555 transitions. Word has length 63 [2020-07-10 13:59:21,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 13:59:21,919 INFO L479 AbstractCegarLoop]: Abstraction has 449 states and 555 transitions. [2020-07-10 13:59:21,919 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-10 13:59:21,919 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 555 transitions. [2020-07-10 13:59:21,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-07-10 13:59:21,921 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 13:59:21,921 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 13:59:21,921 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-10 13:59:21,922 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 13:59:21,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 13:59:21,922 INFO L82 PathProgramCache]: Analyzing trace with hash -1867456273, now seen corresponding path program 1 times [2020-07-10 13:59:21,922 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 13:59:21,923 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1975000740] [2020-07-10 13:59:21,923 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 13:59:21,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-10 13:59:22,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-10 13:59:22,100 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-10 13:59:22,101 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-10 13:59:22,101 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-10 13:59:22,243 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeENTRY has no Hoare annotation [2020-07-10 13:59:22,244 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetENTRY has no Hoare annotation [2020-07-10 13:59:22,244 WARN L170 areAnnotationChecker]: select_helpersFINAL has no Hoare annotation [2020-07-10 13:59:22,244 WARN L170 areAnnotationChecker]: valid_productENTRY has no Hoare annotation [2020-07-10 13:59:22,244 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-10 13:59:22,244 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-10 13:59:22,245 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-10 13:59:22,245 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-10 13:59:22,245 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-10 13:59:22,245 WARN L170 areAnnotationChecker]: isPumpRunningENTRY has no Hoare annotation [2020-07-10 13:59:22,245 WARN L170 areAnnotationChecker]: isLowWaterLevelENTRY has no Hoare annotation [2020-07-10 13:59:22,245 WARN L170 areAnnotationChecker]: printPumpENTRY has no Hoare annotation [2020-07-10 13:59:22,245 WARN L170 areAnnotationChecker]: select_featuresFINAL has no Hoare annotation [2020-07-10 13:59:22,246 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setENTRY has no Hoare annotation [2020-07-10 13:59:22,246 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeENTRY has no Hoare annotation [2020-07-10 13:59:22,246 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-10 13:59:22,246 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-10 13:59:22,246 WARN L170 areAnnotationChecker]: isMethaneAlarmENTRY has no Hoare annotation [2020-07-10 13:59:22,246 WARN L170 areAnnotationChecker]: deactivatePumpENTRY has no Hoare annotation [2020-07-10 13:59:22,246 WARN L170 areAnnotationChecker]: processEnvironmentENTRY has no Hoare annotation [2020-07-10 13:59:22,246 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseFINAL has no Hoare annotation [2020-07-10 13:59:22,246 WARN L170 areAnnotationChecker]: testENTRY has no Hoare annotation [2020-07-10 13:59:22,247 WARN L170 areAnnotationChecker]: __utac__get_this_argENTRY has no Hoare annotation [2020-07-10 13:59:22,247 WARN L170 areAnnotationChecker]: activatePump__wrappee__lowWaterSensorENTRY has no Hoare annotation [2020-07-10 13:59:22,247 WARN L170 areAnnotationChecker]: isLowWaterSensorDryENTRY has no Hoare annotation [2020-07-10 13:59:22,247 WARN L170 areAnnotationChecker]: ULTIMATE.initENTRY has no Hoare annotation [2020-07-10 13:59:22,247 WARN L170 areAnnotationChecker]: select_oneENTRY has no Hoare annotation [2020-07-10 13:59:22,247 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtENTRY has no Hoare annotation [2020-07-10 13:59:22,247 WARN L170 areAnnotationChecker]: printEnvironmentENTRY has no Hoare annotation [2020-07-10 13:59:22,247 WARN L170 areAnnotationChecker]: activatePumpENTRY has no Hoare annotation [2020-07-10 13:59:22,247 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intENTRY has no Hoare annotation [2020-07-10 13:59:22,248 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-10 13:59:22,248 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-10 13:59:22,248 WARN L170 areAnnotationChecker]: getWaterLevelENTRY has no Hoare annotation [2020-07-10 13:59:22,248 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-10 13:59:22,248 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-10 13:59:22,248 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1ENTRY has no Hoare annotation [2020-07-10 13:59:22,248 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalENTRY has no Hoare annotation [2020-07-10 13:59:22,249 WARN L170 areAnnotationChecker]: cleanupENTRY has no Hoare annotation [2020-07-10 13:59:22,249 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-10 13:59:22,249 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-10 13:59:22,249 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-10 13:59:22,249 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-10 13:59:22,249 WARN L170 areAnnotationChecker]: setupFINAL has no Hoare annotation [2020-07-10 13:59:22,250 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-10 13:59:22,250 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-10 13:59:22,250 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-10 13:59:22,250 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-10 13:59:22,250 WARN L170 areAnnotationChecker]: L466-2 has no Hoare annotation [2020-07-10 13:59:22,251 WARN L170 areAnnotationChecker]: L466-2 has no Hoare annotation [2020-07-10 13:59:22,251 WARN L170 areAnnotationChecker]: L466-2 has no Hoare annotation [2020-07-10 13:59:22,251 WARN L170 areAnnotationChecker]: L523-2 has no Hoare annotation [2020-07-10 13:59:22,251 WARN L170 areAnnotationChecker]: L523-2 has no Hoare annotation [2020-07-10 13:59:22,251 WARN L170 areAnnotationChecker]: L523-2 has no Hoare annotation [2020-07-10 13:59:22,251 WARN L170 areAnnotationChecker]: select_helpersEXIT has no Hoare annotation [2020-07-10 13:59:22,251 WARN L170 areAnnotationChecker]: valid_productFINAL has no Hoare annotation [2020-07-10 13:59:22,252 WARN L170 areAnnotationChecker]: L922 has no Hoare annotation [2020-07-10 13:59:22,252 WARN L170 areAnnotationChecker]: L922 has no Hoare annotation [2020-07-10 13:59:22,252 WARN L170 areAnnotationChecker]: L880 has no Hoare annotation [2020-07-10 13:59:22,252 WARN L170 areAnnotationChecker]: L880 has no Hoare annotation [2020-07-10 13:59:22,252 WARN L170 areAnnotationChecker]: L296 has no Hoare annotation [2020-07-10 13:59:22,252 WARN L170 areAnnotationChecker]: L296 has no Hoare annotation [2020-07-10 13:59:22,253 WARN L170 areAnnotationChecker]: L294 has no Hoare annotation [2020-07-10 13:59:22,253 WARN L170 areAnnotationChecker]: isPumpRunningFINAL has no Hoare annotation [2020-07-10 13:59:22,253 WARN L170 areAnnotationChecker]: L278 has no Hoare annotation [2020-07-10 13:59:22,253 WARN L170 areAnnotationChecker]: L278 has no Hoare annotation [2020-07-10 13:59:22,253 WARN L170 areAnnotationChecker]: L242 has no Hoare annotation [2020-07-10 13:59:22,253 WARN L170 areAnnotationChecker]: L242 has no Hoare annotation [2020-07-10 13:59:22,253 WARN L170 areAnnotationChecker]: select_featuresEXIT has no Hoare annotation [2020-07-10 13:59:22,254 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setFINAL has no Hoare annotation [2020-07-10 13:59:22,254 WARN L170 areAnnotationChecker]: L722 has no Hoare annotation [2020-07-10 13:59:22,254 WARN L170 areAnnotationChecker]: L722 has no Hoare annotation [2020-07-10 13:59:22,254 WARN L170 areAnnotationChecker]: runTestFINAL has no Hoare annotation [2020-07-10 13:59:22,254 WARN L170 areAnnotationChecker]: L220 has no Hoare annotation [2020-07-10 13:59:22,254 WARN L170 areAnnotationChecker]: L220 has no Hoare annotation [2020-07-10 13:59:22,254 WARN L170 areAnnotationChecker]: deactivatePumpFINAL has no Hoare annotation [2020-07-10 13:59:22,254 WARN L170 areAnnotationChecker]: L160 has no Hoare annotation [2020-07-10 13:59:22,254 WARN L170 areAnnotationChecker]: L160 has no Hoare annotation [2020-07-10 13:59:22,255 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-10 13:59:22,255 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-10 13:59:22,255 WARN L170 areAnnotationChecker]: L100 has no Hoare annotation [2020-07-10 13:59:22,255 WARN L170 areAnnotationChecker]: L100 has no Hoare annotation [2020-07-10 13:59:22,255 WARN L170 areAnnotationChecker]: L100 has no Hoare annotation [2020-07-10 13:59:22,255 WARN L170 areAnnotationChecker]: L676 has no Hoare annotation [2020-07-10 13:59:22,255 WARN L170 areAnnotationChecker]: L676 has no Hoare annotation [2020-07-10 13:59:22,255 WARN L170 areAnnotationChecker]: activatePump__wrappee__lowWaterSensorFINAL has no Hoare annotation [2020-07-10 13:59:22,256 WARN L170 areAnnotationChecker]: isLowWaterSensorDryFINAL has no Hoare annotation [2020-07-10 13:59:22,256 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-10 13:59:22,256 WARN L170 areAnnotationChecker]: select_oneFINAL has no Hoare annotation [2020-07-10 13:59:22,256 WARN L170 areAnnotationChecker]: L583 has no Hoare annotation [2020-07-10 13:59:22,256 WARN L170 areAnnotationChecker]: L583 has no Hoare annotation [2020-07-10 13:59:22,256 WARN L170 areAnnotationChecker]: L810 has no Hoare annotation [2020-07-10 13:59:22,257 WARN L170 areAnnotationChecker]: L810 has no Hoare annotation [2020-07-10 13:59:22,257 WARN L170 areAnnotationChecker]: L195 has no Hoare annotation [2020-07-10 13:59:22,257 WARN L170 areAnnotationChecker]: L195 has no Hoare annotation [2020-07-10 13:59:22,257 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intFINAL has no Hoare annotation [2020-07-10 13:59:22,257 WARN L170 areAnnotationChecker]: L785-1 has no Hoare annotation [2020-07-10 13:59:22,257 WARN L170 areAnnotationChecker]: getWaterLevelFINAL has no Hoare annotation [2020-07-10 13:59:22,258 WARN L170 areAnnotationChecker]: L130 has no Hoare annotation [2020-07-10 13:59:22,258 WARN L170 areAnnotationChecker]: L130 has no Hoare annotation [2020-07-10 13:59:22,258 WARN L170 areAnnotationChecker]: L128 has no Hoare annotation [2020-07-10 13:59:22,258 WARN L170 areAnnotationChecker]: L128 has no Hoare annotation [2020-07-10 13:59:22,258 WARN L170 areAnnotationChecker]: L315 has no Hoare annotation [2020-07-10 13:59:22,259 WARN L170 areAnnotationChecker]: L315 has no Hoare annotation [2020-07-10 13:59:22,259 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalFINAL has no Hoare annotation [2020-07-10 13:59:22,259 WARN L170 areAnnotationChecker]: L851 has no Hoare annotation [2020-07-10 13:59:22,259 WARN L170 areAnnotationChecker]: L851 has no Hoare annotation [2020-07-10 13:59:22,259 WARN L170 areAnnotationChecker]: L761-1 has no Hoare annotation [2020-07-10 13:59:22,259 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-10 13:59:22,260 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-10 13:59:22,260 WARN L170 areAnnotationChecker]: setupEXIT has no Hoare annotation [2020-07-10 13:59:22,260 WARN L170 areAnnotationChecker]: L773-1 has no Hoare annotation [2020-07-10 13:59:22,260 WARN L170 areAnnotationChecker]: __automaton_failFINAL has no Hoare annotation [2020-07-10 13:59:22,260 WARN L170 areAnnotationChecker]: L488 has no Hoare annotation [2020-07-10 13:59:22,260 WARN L170 areAnnotationChecker]: L467 has no Hoare annotation [2020-07-10 13:59:22,261 WARN L170 areAnnotationChecker]: L549 has no Hoare annotation [2020-07-10 13:59:22,261 WARN L170 areAnnotationChecker]: L549 has no Hoare annotation [2020-07-10 13:59:22,261 WARN L170 areAnnotationChecker]: L524 has no Hoare annotation [2020-07-10 13:59:22,261 WARN L170 areAnnotationChecker]: L922-1 has no Hoare annotation [2020-07-10 13:59:22,261 WARN L170 areAnnotationChecker]: L922-1 has no Hoare annotation [2020-07-10 13:59:22,261 WARN L170 areAnnotationChecker]: valid_productEXIT has no Hoare annotation [2020-07-10 13:59:22,261 WARN L170 areAnnotationChecker]: L881 has no Hoare annotation [2020-07-10 13:59:22,261 WARN L170 areAnnotationChecker]: L881 has no Hoare annotation [2020-07-10 13:59:22,261 WARN L170 areAnnotationChecker]: stopSystemFINAL has no Hoare annotation [2020-07-10 13:59:22,261 WARN L170 areAnnotationChecker]: isPumpRunningEXIT has no Hoare annotation [2020-07-10 13:59:22,262 WARN L170 areAnnotationChecker]: L278-1 has no Hoare annotation [2020-07-10 13:59:22,262 WARN L170 areAnnotationChecker]: L242-2 has no Hoare annotation [2020-07-10 13:59:22,262 WARN L170 areAnnotationChecker]: L923 has no Hoare annotation [2020-07-10 13:59:22,262 WARN L170 areAnnotationChecker]: L923 has no Hoare annotation [2020-07-10 13:59:22,262 WARN L170 areAnnotationChecker]: L728 has no Hoare annotation [2020-07-10 13:59:22,262 WARN L170 areAnnotationChecker]: L728 has no Hoare annotation [2020-07-10 13:59:22,262 WARN L170 areAnnotationChecker]: L722-1 has no Hoare annotation [2020-07-10 13:59:22,262 WARN L170 areAnnotationChecker]: runTestEXIT has no Hoare annotation [2020-07-10 13:59:22,262 WARN L170 areAnnotationChecker]: L220-1 has no Hoare annotation [2020-07-10 13:59:22,263 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-10 13:59:22,263 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-10 13:59:22,263 WARN L170 areAnnotationChecker]: L162 has no Hoare annotation [2020-07-10 13:59:22,263 WARN L170 areAnnotationChecker]: L162 has no Hoare annotation [2020-07-10 13:59:22,263 WARN L170 areAnnotationChecker]: L175 has no Hoare annotation [2020-07-10 13:59:22,263 WARN L170 areAnnotationChecker]: L175 has no Hoare annotation [2020-07-10 13:59:22,263 WARN L170 areAnnotationChecker]: L175-1 has no Hoare annotation [2020-07-10 13:59:22,263 WARN L170 areAnnotationChecker]: L103 has no Hoare annotation [2020-07-10 13:59:22,263 WARN L170 areAnnotationChecker]: L103 has no Hoare annotation [2020-07-10 13:59:22,263 WARN L170 areAnnotationChecker]: L56 has no Hoare annotation [2020-07-10 13:59:22,264 WARN L170 areAnnotationChecker]: L56 has no Hoare annotation [2020-07-10 13:59:22,264 WARN L170 areAnnotationChecker]: L682 has no Hoare annotation [2020-07-10 13:59:22,264 WARN L170 areAnnotationChecker]: L682 has no Hoare annotation [2020-07-10 13:59:22,264 WARN L170 areAnnotationChecker]: L676-1 has no Hoare annotation [2020-07-10 13:59:22,264 WARN L170 areAnnotationChecker]: activatePump__wrappee__lowWaterSensorEXIT has no Hoare annotation [2020-07-10 13:59:22,264 WARN L170 areAnnotationChecker]: isLowWaterSensorDryEXIT has no Hoare annotation [2020-07-10 13:59:22,264 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-10 13:59:22,264 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtFINAL has no Hoare annotation [2020-07-10 13:59:22,264 WARN L170 areAnnotationChecker]: L588 has no Hoare annotation [2020-07-10 13:59:22,265 WARN L170 areAnnotationChecker]: L588 has no Hoare annotation [2020-07-10 13:59:22,265 WARN L170 areAnnotationChecker]: L810-2 has no Hoare annotation [2020-07-10 13:59:22,265 WARN L170 areAnnotationChecker]: L195-1 has no Hoare annotation [2020-07-10 13:59:22,265 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intEXIT has no Hoare annotation [2020-07-10 13:59:22,265 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-10 13:59:22,265 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-10 13:59:22,265 WARN L170 areAnnotationChecker]: getWaterLevelEXIT has no Hoare annotation [2020-07-10 13:59:22,265 WARN L170 areAnnotationChecker]: L137 has no Hoare annotation [2020-07-10 13:59:22,265 WARN L170 areAnnotationChecker]: L137 has no Hoare annotation [2020-07-10 13:59:22,266 WARN L170 areAnnotationChecker]: L135 has no Hoare annotation [2020-07-10 13:59:22,266 WARN L170 areAnnotationChecker]: L135 has no Hoare annotation [2020-07-10 13:59:22,266 WARN L170 areAnnotationChecker]: L315-1 has no Hoare annotation [2020-07-10 13:59:22,266 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-10 13:59:22,266 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-10 13:59:22,266 WARN L170 areAnnotationChecker]: L851-1 has no Hoare annotation [2020-07-10 13:59:22,266 WARN L170 areAnnotationChecker]: lowerWaterLevelEXIT has no Hoare annotation [2020-07-10 13:59:22,266 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-10 13:59:22,266 WARN L170 areAnnotationChecker]: L928-1 has no Hoare annotation [2020-07-10 13:59:22,267 WARN L170 areAnnotationChecker]: L928-1 has no Hoare annotation [2020-07-10 13:59:22,267 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-10 13:59:22,267 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-10 13:59:22,267 WARN L170 areAnnotationChecker]: __automaton_failEXIT has no Hoare annotation [2020-07-10 13:59:22,267 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeFINAL has no Hoare annotation [2020-07-10 13:59:22,267 WARN L170 areAnnotationChecker]: L472 has no Hoare annotation [2020-07-10 13:59:22,267 WARN L170 areAnnotationChecker]: L472 has no Hoare annotation [2020-07-10 13:59:22,267 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetFINAL has no Hoare annotation [2020-07-10 13:59:22,267 WARN L170 areAnnotationChecker]: L529 has no Hoare annotation [2020-07-10 13:59:22,268 WARN L170 areAnnotationChecker]: L529 has no Hoare annotation [2020-07-10 13:59:22,268 WARN L170 areAnnotationChecker]: L924 has no Hoare annotation [2020-07-10 13:59:22,268 WARN L170 areAnnotationChecker]: L882 has no Hoare annotation [2020-07-10 13:59:22,268 WARN L170 areAnnotationChecker]: L882 has no Hoare annotation [2020-07-10 13:59:22,268 WARN L170 areAnnotationChecker]: stopSystemEXIT has no Hoare annotation [2020-07-10 13:59:22,268 WARN L170 areAnnotationChecker]: L325-1 has no Hoare annotation [2020-07-10 13:59:22,268 WARN L170 areAnnotationChecker]: L280 has no Hoare annotation [2020-07-10 13:59:22,268 WARN L170 areAnnotationChecker]: L280 has no Hoare annotation [2020-07-10 13:59:22,268 WARN L170 areAnnotationChecker]: L254 has no Hoare annotation [2020-07-10 13:59:22,268 WARN L170 areAnnotationChecker]: L254 has no Hoare annotation [2020-07-10 13:59:22,269 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeFINAL has no Hoare annotation [2020-07-10 13:59:22,269 WARN L170 areAnnotationChecker]: L926-1 has no Hoare annotation [2020-07-10 13:59:22,269 WARN L170 areAnnotationChecker]: isMethaneAlarmFINAL has no Hoare annotation [2020-07-10 13:59:22,269 WARN L170 areAnnotationChecker]: L162-1 has no Hoare annotation [2020-07-10 13:59:22,269 WARN L170 areAnnotationChecker]: processEnvironmentEXIT has no Hoare annotation [2020-07-10 13:59:22,269 WARN L170 areAnnotationChecker]: testFINAL has no Hoare annotation [2020-07-10 13:59:22,269 WARN L170 areAnnotationChecker]: L57 has no Hoare annotation [2020-07-10 13:59:22,269 WARN L170 areAnnotationChecker]: __utac__get_this_argFINAL has no Hoare annotation [2020-07-10 13:59:22,269 WARN L170 areAnnotationChecker]: L201-1 has no Hoare annotation [2020-07-10 13:59:22,270 WARN L170 areAnnotationChecker]: L605 has no Hoare annotation [2020-07-10 13:59:22,270 WARN L170 areAnnotationChecker]: L605 has no Hoare annotation [2020-07-10 13:59:22,270 WARN L170 areAnnotationChecker]: printEnvironmentFINAL has no Hoare annotation [2020-07-10 13:59:22,270 WARN L170 areAnnotationChecker]: L197 has no Hoare annotation [2020-07-10 13:59:22,270 WARN L170 areAnnotationChecker]: L197 has no Hoare annotation [2020-07-10 13:59:22,270 WARN L170 areAnnotationChecker]: L542-1 has no Hoare annotation [2020-07-10 13:59:22,270 WARN L170 areAnnotationChecker]: L890 has no Hoare annotation [2020-07-10 13:59:22,270 WARN L170 areAnnotationChecker]: L890 has no Hoare annotation [2020-07-10 13:59:22,270 WARN L170 areAnnotationChecker]: L75-1 has no Hoare annotation [2020-07-10 13:59:22,271 WARN L170 areAnnotationChecker]: L321-1 has no Hoare annotation [2020-07-10 13:59:22,271 WARN L170 areAnnotationChecker]: timeShiftFINAL has no Hoare annotation [2020-07-10 13:59:22,271 WARN L170 areAnnotationChecker]: L317 has no Hoare annotation [2020-07-10 13:59:22,271 WARN L170 areAnnotationChecker]: L317 has no Hoare annotation [2020-07-10 13:59:22,271 WARN L170 areAnnotationChecker]: L855-2 has no Hoare annotation [2020-07-10 13:59:22,271 WARN L170 areAnnotationChecker]: L855-2 has no Hoare annotation [2020-07-10 13:59:22,271 WARN L170 areAnnotationChecker]: L855-2 has no Hoare annotation [2020-07-10 13:59:22,271 WARN L170 areAnnotationChecker]: L886 has no Hoare annotation [2020-07-10 13:59:22,271 WARN L170 areAnnotationChecker]: L886 has no Hoare annotation [2020-07-10 13:59:22,272 WARN L170 areAnnotationChecker]: L65-1 has no Hoare annotation [2020-07-10 13:59:22,272 WARN L170 areAnnotationChecker]: L323-1 has no Hoare annotation [2020-07-10 13:59:22,272 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeEXIT has no Hoare annotation [2020-07-10 13:59:22,272 WARN L170 areAnnotationChecker]: L472-1 has no Hoare annotation [2020-07-10 13:59:22,272 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-10 13:59:22,272 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-10 13:59:22,272 WARN L170 areAnnotationChecker]: L529-1 has no Hoare annotation [2020-07-10 13:59:22,272 WARN L170 areAnnotationChecker]: L926 has no Hoare annotation [2020-07-10 13:59:22,272 WARN L170 areAnnotationChecker]: L926 has no Hoare annotation [2020-07-10 13:59:22,273 WARN L170 areAnnotationChecker]: L883 has no Hoare annotation [2020-07-10 13:59:22,273 WARN L170 areAnnotationChecker]: L883 has no Hoare annotation [2020-07-10 13:59:22,273 WARN L170 areAnnotationChecker]: L91-1 has no Hoare annotation [2020-07-10 13:59:22,273 WARN L170 areAnnotationChecker]: L91-1 has no Hoare annotation [2020-07-10 13:59:22,273 WARN L170 areAnnotationChecker]: L327 has no Hoare annotation [2020-07-10 13:59:22,273 WARN L170 areAnnotationChecker]: L327 has no Hoare annotation [2020-07-10 13:59:22,273 WARN L170 areAnnotationChecker]: L280-2 has no Hoare annotation [2020-07-10 13:59:22,273 WARN L170 areAnnotationChecker]: L254-2 has no Hoare annotation [2020-07-10 13:59:22,273 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-10 13:59:22,274 WARN L170 areAnnotationChecker]: isMethaneAlarmEXIT has no Hoare annotation [2020-07-10 13:59:22,274 WARN L170 areAnnotationChecker]: L164 has no Hoare annotation [2020-07-10 13:59:22,274 WARN L170 areAnnotationChecker]: L164 has no Hoare annotation [2020-07-10 13:59:22,274 WARN L170 areAnnotationChecker]: testEXIT has no Hoare annotation [2020-07-10 13:59:22,274 WARN L170 areAnnotationChecker]: L65 has no Hoare annotation [2020-07-10 13:59:22,274 WARN L170 areAnnotationChecker]: L65 has no Hoare annotation [2020-07-10 13:59:22,274 WARN L170 areAnnotationChecker]: L608-2 has no Hoare annotation [2020-07-10 13:59:22,274 WARN L170 areAnnotationChecker]: L608-2 has no Hoare annotation [2020-07-10 13:59:22,274 WARN L170 areAnnotationChecker]: L608-2 has no Hoare annotation [2020-07-10 13:59:22,274 WARN L170 areAnnotationChecker]: L647 has no Hoare annotation [2020-07-10 13:59:22,275 WARN L170 areAnnotationChecker]: L647 has no Hoare annotation [2020-07-10 13:59:22,275 WARN L170 areAnnotationChecker]: printEnvironmentEXIT has no Hoare annotation [2020-07-10 13:59:22,275 WARN L170 areAnnotationChecker]: L201 has no Hoare annotation [2020-07-10 13:59:22,275 WARN L170 areAnnotationChecker]: L201 has no Hoare annotation [2020-07-10 13:59:22,275 WARN L170 areAnnotationChecker]: L891 has no Hoare annotation [2020-07-10 13:59:22,275 WARN L170 areAnnotationChecker]: L891 has no Hoare annotation [2020-07-10 13:59:22,275 WARN L170 areAnnotationChecker]: L85 has no Hoare annotation [2020-07-10 13:59:22,275 WARN L170 areAnnotationChecker]: L85 has no Hoare annotation [2020-07-10 13:59:22,275 WARN L170 areAnnotationChecker]: L323 has no Hoare annotation [2020-07-10 13:59:22,275 WARN L170 areAnnotationChecker]: L323 has no Hoare annotation [2020-07-10 13:59:22,276 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 13:59:22,276 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 13:59:22,276 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 13:59:22,276 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 13:59:22,276 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 13:59:22,276 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 13:59:22,276 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 13:59:22,276 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 13:59:22,277 WARN L170 areAnnotationChecker]: L321 has no Hoare annotation [2020-07-10 13:59:22,277 WARN L170 areAnnotationChecker]: L321 has no Hoare annotation [2020-07-10 13:59:22,277 WARN L170 areAnnotationChecker]: L870 has no Hoare annotation [2020-07-10 13:59:22,277 WARN L170 areAnnotationChecker]: L856 has no Hoare annotation [2020-07-10 13:59:22,277 WARN L170 areAnnotationChecker]: L887 has no Hoare annotation [2020-07-10 13:59:22,277 WARN L170 areAnnotationChecker]: L887 has no Hoare annotation [2020-07-10 13:59:22,277 WARN L170 areAnnotationChecker]: L75 has no Hoare annotation [2020-07-10 13:59:22,277 WARN L170 areAnnotationChecker]: L75 has no Hoare annotation [2020-07-10 13:59:22,278 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1EXIT has no Hoare annotation [2020-07-10 13:59:22,278 WARN L170 areAnnotationChecker]: L624-1 has no Hoare annotation [2020-07-10 13:59:22,278 WARN L170 areAnnotationChecker]: L640-1 has no Hoare annotation [2020-07-10 13:59:22,278 WARN L170 areAnnotationChecker]: L542 has no Hoare annotation [2020-07-10 13:59:22,278 WARN L170 areAnnotationChecker]: L542 has no Hoare annotation [2020-07-10 13:59:22,278 WARN L170 areAnnotationChecker]: L928 has no Hoare annotation [2020-07-10 13:59:22,279 WARN L170 areAnnotationChecker]: L928 has no Hoare annotation [2020-07-10 13:59:22,279 WARN L170 areAnnotationChecker]: L884 has no Hoare annotation [2020-07-10 13:59:22,279 WARN L170 areAnnotationChecker]: L884 has no Hoare annotation [2020-07-10 13:59:22,279 WARN L170 areAnnotationChecker]: L331 has no Hoare annotation [2020-07-10 13:59:22,279 WARN L170 areAnnotationChecker]: L331 has no Hoare annotation [2020-07-10 13:59:22,279 WARN L170 areAnnotationChecker]: isLowWaterLevelFINAL has no Hoare annotation [2020-07-10 13:59:22,280 WARN L170 areAnnotationChecker]: L265 has no Hoare annotation [2020-07-10 13:59:22,280 WARN L170 areAnnotationChecker]: L265 has no Hoare annotation [2020-07-10 13:59:22,280 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-10 13:59:22,280 WARN L170 areAnnotationChecker]: L166 has no Hoare annotation [2020-07-10 13:59:22,280 WARN L170 areAnnotationChecker]: L166 has no Hoare annotation [2020-07-10 13:59:22,280 WARN L170 areAnnotationChecker]: L170 has no Hoare annotation [2020-07-10 13:59:22,281 WARN L170 areAnnotationChecker]: L170 has no Hoare annotation [2020-07-10 13:59:22,281 WARN L170 areAnnotationChecker]: L67 has no Hoare annotation [2020-07-10 13:59:22,281 WARN L170 areAnnotationChecker]: L67 has no Hoare annotation [2020-07-10 13:59:22,281 WARN L170 areAnnotationChecker]: L629 has no Hoare annotation [2020-07-10 13:59:22,281 WARN L170 areAnnotationChecker]: L609 has no Hoare annotation [2020-07-10 13:59:22,281 WARN L170 areAnnotationChecker]: L609 has no Hoare annotation [2020-07-10 13:59:22,282 WARN L170 areAnnotationChecker]: L648 has no Hoare annotation [2020-07-10 13:59:22,282 WARN L170 areAnnotationChecker]: L648 has no Hoare annotation [2020-07-10 13:59:22,282 WARN L170 areAnnotationChecker]: L265-1 has no Hoare annotation [2020-07-10 13:59:22,282 WARN L170 areAnnotationChecker]: L892 has no Hoare annotation [2020-07-10 13:59:22,282 WARN L170 areAnnotationChecker]: L892 has no Hoare annotation [2020-07-10 13:59:22,282 WARN L170 areAnnotationChecker]: L91 has no Hoare annotation [2020-07-10 13:59:22,283 WARN L170 areAnnotationChecker]: L91 has no Hoare annotation [2020-07-10 13:59:22,283 WARN L170 areAnnotationChecker]: L325 has no Hoare annotation [2020-07-10 13:59:22,283 WARN L170 areAnnotationChecker]: L325 has no Hoare annotation [2020-07-10 13:59:22,283 WARN L170 areAnnotationChecker]: L888 has no Hoare annotation [2020-07-10 13:59:22,283 WARN L170 areAnnotationChecker]: L888 has no Hoare annotation [2020-07-10 13:59:22,283 WARN L170 areAnnotationChecker]: L866 has no Hoare annotation [2020-07-10 13:59:22,284 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-10 13:59:22,284 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-10 13:59:22,284 WARN L170 areAnnotationChecker]: L859 has no Hoare annotation [2020-07-10 13:59:22,284 WARN L170 areAnnotationChecker]: L859 has no Hoare annotation [2020-07-10 13:59:22,284 WARN L170 areAnnotationChecker]: L77 has no Hoare annotation [2020-07-10 13:59:22,284 WARN L170 areAnnotationChecker]: L77 has no Hoare annotation [2020-07-10 13:59:22,285 WARN L170 areAnnotationChecker]: L885 has no Hoare annotation [2020-07-10 13:59:22,285 WARN L170 areAnnotationChecker]: L885 has no Hoare annotation [2020-07-10 13:59:22,285 WARN L170 areAnnotationChecker]: isLowWaterLevelEXIT has no Hoare annotation [2020-07-10 13:59:22,285 WARN L170 areAnnotationChecker]: L640 has no Hoare annotation [2020-07-10 13:59:22,285 WARN L170 areAnnotationChecker]: L640 has no Hoare annotation [2020-07-10 13:59:22,285 WARN L170 areAnnotationChecker]: L610 has no Hoare annotation [2020-07-10 13:59:22,286 WARN L170 areAnnotationChecker]: printPumpFINAL has no Hoare annotation [2020-07-10 13:59:22,286 WARN L170 areAnnotationChecker]: L893 has no Hoare annotation [2020-07-10 13:59:22,286 WARN L170 areAnnotationChecker]: L893 has no Hoare annotation [2020-07-10 13:59:22,286 WARN L170 areAnnotationChecker]: L93 has no Hoare annotation [2020-07-10 13:59:22,286 WARN L170 areAnnotationChecker]: L93 has no Hoare annotation [2020-07-10 13:59:22,286 WARN L170 areAnnotationChecker]: L889 has no Hoare annotation [2020-07-10 13:59:22,287 WARN L170 areAnnotationChecker]: L889 has no Hoare annotation [2020-07-10 13:59:22,287 WARN L170 areAnnotationChecker]: Specification2FINAL has no Hoare annotation [2020-07-10 13:59:22,287 WARN L170 areAnnotationChecker]: L859-1 has no Hoare annotation [2020-07-10 13:59:22,287 WARN L170 areAnnotationChecker]: L859-1 has no Hoare annotation [2020-07-10 13:59:22,287 WARN L170 areAnnotationChecker]: L624 has no Hoare annotation [2020-07-10 13:59:22,287 WARN L170 areAnnotationChecker]: L624 has no Hoare annotation [2020-07-10 13:59:22,288 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 13:59:22,288 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 13:59:22,288 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 13:59:22,288 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 13:59:22,288 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 13:59:22,288 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 13:59:22,289 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 13:59:22,289 INFO L163 areAnnotationChecker]: CFG has 0 edges. 0 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-10 13:59:22,292 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.07 01:59:22 BoogieIcfgContainer [2020-07-10 13:59:22,292 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-10 13:59:22,295 INFO L168 Benchmark]: Toolchain (without parser) took 61307.19 ms. Allocated memory was 145.8 MB in the beginning and 686.8 MB in the end (delta: 541.1 MB). Free memory was 102.2 MB in the beginning and 233.6 MB in the end (delta: -131.4 MB). Peak memory consumption was 409.7 MB. Max. memory is 7.1 GB. [2020-07-10 13:59:22,296 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 145.8 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2020-07-10 13:59:22,297 INFO L168 Benchmark]: CACSL2BoogieTranslator took 653.29 ms. Allocated memory was 145.8 MB in the beginning and 203.4 MB in the end (delta: 57.7 MB). Free memory was 102.0 MB in the beginning and 169.9 MB in the end (delta: -67.9 MB). Peak memory consumption was 24.3 MB. Max. memory is 7.1 GB. [2020-07-10 13:59:22,298 INFO L168 Benchmark]: Boogie Preprocessor took 165.31 ms. Allocated memory is still 203.4 MB. Free memory was 169.9 MB in the beginning and 163.7 MB in the end (delta: 6.2 MB). Peak memory consumption was 6.2 MB. Max. memory is 7.1 GB. [2020-07-10 13:59:22,298 INFO L168 Benchmark]: RCFGBuilder took 3816.84 ms. Allocated memory was 203.4 MB in the beginning and 236.5 MB in the end (delta: 33.0 MB). Free memory was 163.7 MB in the beginning and 92.9 MB in the end (delta: 70.7 MB). Peak memory consumption was 103.8 MB. Max. memory is 7.1 GB. [2020-07-10 13:59:22,299 INFO L168 Benchmark]: TraceAbstraction took 56665.89 ms. Allocated memory was 236.5 MB in the beginning and 686.8 MB in the end (delta: 450.4 MB). Free memory was 92.9 MB in the beginning and 233.6 MB in the end (delta: -140.6 MB). Peak memory consumption was 309.7 MB. Max. memory is 7.1 GB. [2020-07-10 13:59:22,302 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 145.8 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 653.29 ms. Allocated memory was 145.8 MB in the beginning and 203.4 MB in the end (delta: 57.7 MB). Free memory was 102.0 MB in the beginning and 169.9 MB in the end (delta: -67.9 MB). Peak memory consumption was 24.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 165.31 ms. Allocated memory is still 203.4 MB. Free memory was 169.9 MB in the beginning and 163.7 MB in the end (delta: 6.2 MB). Peak memory consumption was 6.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3816.84 ms. Allocated memory was 203.4 MB in the beginning and 236.5 MB in the end (delta: 33.0 MB). Free memory was 163.7 MB in the beginning and 92.9 MB in the end (delta: 70.7 MB). Peak memory consumption was 103.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 56665.89 ms. Allocated memory was 236.5 MB in the beginning and 686.8 MB in the end (delta: 450.4 MB). Free memory was 92.9 MB in the beginning and 233.6 MB in the end (delta: -140.6 MB). Peak memory consumption was 309.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 346]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L120] int pumpRunning = 0; [L121] int systemActive = 1; [L558] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L755] int waterLevel = 1; [L756] int methaneLevelCritical = 0; [L844] int cleanupTimeShifts = 4; VAL [\old(cleanupTimeShifts)=172, \old(head)=165, \old(head)=176, \old(methaneLevelCritical)=148, \old(pumpRunning)=137, \old(systemActive)=136, \old(waterLevel)=145, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L917] int retValue_acc ; [L918] int tmp ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L922] FCALL select_helpers() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L923] FCALL select_features() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L924] CALL, EXPR valid_product() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L380] int retValue_acc ; [L383] retValue_acc = 1 [L384] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, \result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=1, systemActive=1, waterLevel=1] [L924] RET, EXPR valid_product() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, valid_product()=1, waterLevel=1] [L924] tmp = valid_product() [L926] COND TRUE \read(tmp) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=1, waterLevel=1] [L928] FCALL setup() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=1, waterLevel=1] [L929] CALL runTest() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L911] CALL test() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L46] int splverifierCounter ; [L47] int tmp ; [L48] int tmp___0 ; [L49] int tmp___1 ; [L50] int tmp___2 ; [L53] splverifierCounter = 0 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L55] COND TRUE 1 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L57] COND TRUE splverifierCounter < 4 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L63] tmp = __VERIFIER_nondet_int() [L65] COND TRUE \read(tmp) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, waterLevel=1] [L67] CALL waterRise() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L773] COND TRUE waterLevel < 2 [L774] waterLevel = waterLevel + 1 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L67] RET waterRise() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, waterLevel=2] [L73] tmp___0 = __VERIFIER_nondet_int() [L75] COND FALSE !(\read(tmp___0)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, tmp___0=0, waterLevel=2] [L83] tmp___2 = __VERIFIER_nondet_int() [L85] COND FALSE !(\read(tmp___2)) [L89] tmp___1 = __VERIFIER_nondet_int() [L91] COND TRUE \read(tmp___1) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, tmp___0=0, tmp___1=1, tmp___2=0, waterLevel=2] [L93] CALL stopSystem() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L294] COND FALSE !(\read(pumpRunning)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L301] systemActive = 0 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L93] RET stopSystem() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=0, tmp=1, tmp___0=0, tmp___1=1, tmp___2=0, waterLevel=2] [L100] CALL timeShift() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L128] COND FALSE !(\read(pumpRunning)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L135] COND FALSE !(\read(systemActive)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L143] CALL __utac_acc__Specification3_spec__1() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L309] int tmp ; [L310] int tmp___0 ; [L311] int tmp___1 ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L315] CALL, EXPR isMethaneLevelCritical() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L794] int retValue_acc ; [L797] retValue_acc = methaneLevelCritical [L798] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=0, systemActive=0, waterLevel=2] [L315] RET, EXPR isMethaneLevelCritical() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isMethaneLevelCritical()=0, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L315] tmp = isMethaneLevelCritical() [L317] COND FALSE !(\read(tmp)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, waterLevel=2] [L321] CALL, EXPR getWaterLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L826] int retValue_acc ; [L829] retValue_acc = waterLevel [L830] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=2, systemActive=0, waterLevel=2] [L321] RET, EXPR getWaterLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, getWaterLevel()=2, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, waterLevel=2] [L321] tmp___0 = getWaterLevel() [L323] COND TRUE tmp___0 == 2 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, tmp___0=2, waterLevel=2] [L325] CALL, EXPR isPumpRunning() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L227] int retValue_acc ; [L230] retValue_acc = pumpRunning [L231] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=0, systemActive=0, waterLevel=2] [L325] RET, EXPR isPumpRunning() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isPumpRunning()=0, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, tmp___0=2, waterLevel=2] [L325] tmp___1 = isPumpRunning() [L327] COND FALSE !(\read(tmp___1)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, tmp___0=2, tmp___1=0, waterLevel=2] [L331] CALL __automaton_fail() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L346] __VERIFIER_error() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 230 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 56.4s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 43.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 429 SDtfs, 621 SDslu, 332 SDs, 0 SdLazy, 1722 SolverSat, 352 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 10.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 102 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 4.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=449occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 9.8s AutomataMinimizationTime, 4 MinimizatonAttempts, 174 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 292 NumberOfCodeBlocks, 292 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 221 ConstructedInterpolants, 0 QuantifiedInterpolants, 61972 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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 incorrect! Received shutdown request...