java -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 --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product30.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 23:15:14,665 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 23:15:14,668 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 23:15:14,688 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 23:15:14,688 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 23:15:14,690 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 23:15:14,692 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 23:15:14,703 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 23:15:14,704 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 23:15:14,705 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 23:15:14,707 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 23:15:14,708 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 23:15:14,708 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 23:15:14,709 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 23:15:14,710 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 23:15:14,711 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 23:15:14,711 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 23:15:14,712 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 23:15:14,714 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 23:15:14,716 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 23:15:14,717 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 23:15:14,718 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 23:15:14,719 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 23:15:14,720 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 23:15:14,722 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 23:15:14,722 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 23:15:14,722 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 23:15:14,723 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 23:15:14,724 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 23:15:14,725 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 23:15:14,725 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 23:15:14,726 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 23:15:14,726 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 23:15:14,727 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 23:15:14,728 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 23:15:14,728 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 23:15:14,729 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 23:15:14,729 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 23:15:14,729 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 23:15:14,730 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 23:15:14,731 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 23:15:14,732 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 [2019-10-13 23:15:14,746 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 23:15:14,746 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 23:15:14,749 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 23:15:14,749 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 23:15:14,749 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 23:15:14,749 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 23:15:14,750 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 23:15:14,750 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 23:15:14,750 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 23:15:14,751 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 23:15:14,751 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 23:15:14,751 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 23:15:14,751 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 23:15:14,751 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 23:15:14,752 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 23:15:14,752 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 23:15:14,752 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 23:15:14,752 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 23:15:14,753 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 23:15:14,753 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 23:15:14,753 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 23:15:14,754 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 23:15:14,755 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 23:15:14,755 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 23:15:14,755 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 23:15:14,755 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 23:15:14,755 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 23:15:14,756 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 23:15:14,756 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-13 23:15:15,041 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 23:15:15,054 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 23:15:15,057 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 23:15:15,059 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 23:15:15,059 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 23:15:15,060 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product30.cil.c [2019-10-13 23:15:15,120 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac672a995/369c8c97bf5944f39c4c3529635b80e4/FLAGf36a72be5 [2019-10-13 23:15:15,651 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 23:15:15,652 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product30.cil.c [2019-10-13 23:15:15,664 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac672a995/369c8c97bf5944f39c4c3529635b80e4/FLAGf36a72be5 [2019-10-13 23:15:15,911 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac672a995/369c8c97bf5944f39c4c3529635b80e4 [2019-10-13 23:15:15,921 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 23:15:15,923 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 23:15:15,924 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 23:15:15,924 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 23:15:15,929 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 23:15:15,930 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 11:15:15" (1/1) ... [2019-10-13 23:15:15,932 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f3bce88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:15, skipping insertion in model container [2019-10-13 23:15:15,933 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 11:15:15" (1/1) ... [2019-10-13 23:15:15,942 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 23:15:16,004 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 23:15:16,436 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 23:15:16,460 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 23:15:16,538 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 23:15:16,576 INFO L192 MainTranslator]: Completed translation [2019-10-13 23:15:16,576 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:16 WrapperNode [2019-10-13 23:15:16,576 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 23:15:16,577 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 23:15:16,577 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 23:15:16,577 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 23:15:16,587 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:16" (1/1) ... [2019-10-13 23:15:16,587 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:16" (1/1) ... [2019-10-13 23:15:16,609 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:16" (1/1) ... [2019-10-13 23:15:16,610 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:16" (1/1) ... [2019-10-13 23:15:16,638 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:16" (1/1) ... [2019-10-13 23:15:16,648 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:16" (1/1) ... [2019-10-13 23:15:16,660 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:16" (1/1) ... [2019-10-13 23:15:16,667 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 23:15:16,668 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 23:15:16,668 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 23:15:16,668 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 23:15:16,669 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:16" (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 [2019-10-13 23:15:16,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 23:15:16,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 23:15:16,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-13 23:15:16,743 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-13 23:15:16,743 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-13 23:15:16,744 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-13 23:15:16,745 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-13 23:15:16,745 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-13 23:15:16,745 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-13 23:15:16,746 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-13 23:15:16,746 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-13 23:15:16,747 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-13 23:15:16,747 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-13 23:15:16,747 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-13 23:15:16,747 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-13 23:15:16,747 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-13 23:15:16,750 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-13 23:15:16,750 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 23:15:16,750 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-13 23:15:16,750 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-13 23:15:16,751 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-13 23:15:16,751 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-13 23:15:16,751 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-13 23:15:16,752 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-13 23:15:16,752 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-13 23:15:16,752 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-13 23:15:16,752 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-13 23:15:16,752 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-13 23:15:16,753 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-10-13 23:15:16,753 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-13 23:15:16,753 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-10-13 23:15:16,753 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-13 23:15:16,753 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-13 23:15:16,753 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-13 23:15:16,754 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-13 23:15:16,754 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-13 23:15:16,754 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-13 23:15:16,754 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-13 23:15:16,755 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-13 23:15:16,755 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-10-13 23:15:16,755 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-10-13 23:15:16,755 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 23:15:16,755 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 23:15:16,755 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-13 23:15:16,755 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-13 23:15:16,756 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 23:15:16,756 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 23:15:16,756 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-13 23:15:16,756 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 23:15:16,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 23:15:16,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 23:15:16,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 23:15:16,757 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-13 23:15:16,757 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 23:15:16,757 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-13 23:15:16,757 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-13 23:15:16,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 23:15:16,758 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-13 23:15:16,758 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-13 23:15:16,758 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 23:15:16,759 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-13 23:15:16,759 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-13 23:15:16,759 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-13 23:15:16,759 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-13 23:15:16,759 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-13 23:15:16,759 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-13 23:15:16,760 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-13 23:15:16,760 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-13 23:15:16,760 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-13 23:15:16,760 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-13 23:15:16,760 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-13 23:15:16,760 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-13 23:15:16,761 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-10-13 23:15:16,761 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-13 23:15:16,762 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-13 23:15:16,762 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 23:15:16,762 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-13 23:15:16,763 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-13 23:15:16,763 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-13 23:15:16,763 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-13 23:15:16,763 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-13 23:15:16,764 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-13 23:15:16,765 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-13 23:15:16,765 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-13 23:15:16,765 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-13 23:15:16,765 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-10-13 23:15:16,766 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-13 23:15:16,766 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-13 23:15:16,766 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-13 23:15:16,766 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-10-13 23:15:16,766 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-13 23:15:16,766 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-10-13 23:15:16,767 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-13 23:15:16,767 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 23:15:16,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 23:15:16,767 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 23:15:18,239 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 23:15:18,240 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-13 23:15:18,241 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 11:15:18 BoogieIcfgContainer [2019-10-13 23:15:18,241 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 23:15:18,242 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 23:15:18,243 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 23:15:18,246 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 23:15:18,246 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 11:15:15" (1/3) ... [2019-10-13 23:15:18,247 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a85d1d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 11:15:18, skipping insertion in model container [2019-10-13 23:15:18,247 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:16" (2/3) ... [2019-10-13 23:15:18,248 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a85d1d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 11:15:18, skipping insertion in model container [2019-10-13 23:15:18,248 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 11:15:18" (3/3) ... [2019-10-13 23:15:18,250 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product30.cil.c [2019-10-13 23:15:18,260 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 23:15:18,269 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 23:15:18,283 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 23:15:18,319 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 23:15:18,319 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 23:15:18,319 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 23:15:18,319 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 23:15:18,320 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 23:15:18,320 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 23:15:18,320 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 23:15:18,320 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 23:15:18,350 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states. [2019-10-13 23:15:18,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-13 23:15:18,362 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:15:18,363 INFO L380 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] [2019-10-13 23:15:18,365 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:15:18,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:15:18,370 INFO L82 PathProgramCache]: Analyzing trace with hash 612046561, now seen corresponding path program 1 times [2019-10-13 23:15:18,380 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:15:18,380 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [555222372] [2019-10-13 23:15:18,381 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:18,381 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:18,381 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:15:18,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:15:18,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:15:18,760 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [555222372] [2019-10-13 23:15:18,761 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:15:18,762 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-13 23:15:18,763 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1727654233] [2019-10-13 23:15:18,767 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-13 23:15:18,767 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:15:18,780 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-13 23:15:18,781 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 23:15:18,783 INFO L87 Difference]: Start difference. First operand 150 states. Second operand 2 states. [2019-10-13 23:15:18,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:15:18,826 INFO L93 Difference]: Finished difference Result 216 states and 265 transitions. [2019-10-13 23:15:18,826 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-13 23:15:18,828 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2019-10-13 23:15:18,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:15:18,841 INFO L225 Difference]: With dead ends: 216 [2019-10-13 23:15:18,841 INFO L226 Difference]: Without dead ends: 110 [2019-10-13 23:15:18,845 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 23:15:18,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2019-10-13 23:15:18,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2019-10-13 23:15:18,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 110 states. [2019-10-13 23:15:18,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 128 transitions. [2019-10-13 23:15:18,903 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 128 transitions. Word has length 46 [2019-10-13 23:15:18,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:15:18,904 INFO L462 AbstractCegarLoop]: Abstraction has 110 states and 128 transitions. [2019-10-13 23:15:18,904 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-13 23:15:18,904 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 128 transitions. [2019-10-13 23:15:18,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-13 23:15:18,908 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:15:18,908 INFO L380 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] [2019-10-13 23:15:18,909 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:15:18,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:15:18,909 INFO L82 PathProgramCache]: Analyzing trace with hash -1394880164, now seen corresponding path program 1 times [2019-10-13 23:15:18,909 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:15:18,910 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [438314687] [2019-10-13 23:15:18,910 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:18,910 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:18,910 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:15:18,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:15:19,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:15:19,078 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [438314687] [2019-10-13 23:15:19,078 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:15:19,078 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 23:15:19,079 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2052402350] [2019-10-13 23:15:19,081 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 23:15:19,082 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:15:19,082 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 23:15:19,082 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 23:15:19,082 INFO L87 Difference]: Start difference. First operand 110 states and 128 transitions. Second operand 3 states. [2019-10-13 23:15:19,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:15:19,117 INFO L93 Difference]: Finished difference Result 170 states and 199 transitions. [2019-10-13 23:15:19,118 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 23:15:19,118 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-10-13 23:15:19,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:15:19,121 INFO L225 Difference]: With dead ends: 170 [2019-10-13 23:15:19,121 INFO L226 Difference]: Without dead ends: 102 [2019-10-13 23:15:19,122 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 23:15:19,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2019-10-13 23:15:19,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 102. [2019-10-13 23:15:19,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2019-10-13 23:15:19,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 117 transitions. [2019-10-13 23:15:19,146 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 117 transitions. Word has length 47 [2019-10-13 23:15:19,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:15:19,147 INFO L462 AbstractCegarLoop]: Abstraction has 102 states and 117 transitions. [2019-10-13 23:15:19,147 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 23:15:19,147 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 117 transitions. [2019-10-13 23:15:19,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-10-13 23:15:19,154 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:15:19,155 INFO L380 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] [2019-10-13 23:15:19,155 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:15:19,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:15:19,155 INFO L82 PathProgramCache]: Analyzing trace with hash -793524995, now seen corresponding path program 1 times [2019-10-13 23:15:19,156 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:15:19,156 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [392889464] [2019-10-13 23:15:19,159 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:19,160 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:19,160 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:15:19,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:15:19,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:15:19,354 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [392889464] [2019-10-13 23:15:19,354 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:15:19,355 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 23:15:19,355 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1128970966] [2019-10-13 23:15:19,355 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 23:15:19,356 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:15:19,356 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 23:15:19,356 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-13 23:15:19,356 INFO L87 Difference]: Start difference. First operand 102 states and 117 transitions. Second operand 7 states. [2019-10-13 23:15:19,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:15:19,667 INFO L93 Difference]: Finished difference Result 179 states and 210 transitions. [2019-10-13 23:15:19,668 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-13 23:15:19,668 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 50 [2019-10-13 23:15:19,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:15:19,670 INFO L225 Difference]: With dead ends: 179 [2019-10-13 23:15:19,670 INFO L226 Difference]: Without dead ends: 102 [2019-10-13 23:15:19,671 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-10-13 23:15:19,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2019-10-13 23:15:19,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 102. [2019-10-13 23:15:19,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2019-10-13 23:15:19,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 116 transitions. [2019-10-13 23:15:19,684 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 116 transitions. Word has length 50 [2019-10-13 23:15:19,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:15:19,685 INFO L462 AbstractCegarLoop]: Abstraction has 102 states and 116 transitions. [2019-10-13 23:15:19,685 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 23:15:19,685 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 116 transitions. [2019-10-13 23:15:19,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-10-13 23:15:19,687 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:15:19,687 INFO L380 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] [2019-10-13 23:15:19,687 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:15:19,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:15:19,688 INFO L82 PathProgramCache]: Analyzing trace with hash -254267067, now seen corresponding path program 1 times [2019-10-13 23:15:19,688 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:15:19,688 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1920133191] [2019-10-13 23:15:19,688 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:19,689 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:19,689 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:15:19,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:15:19,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:15:19,826 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1920133191] [2019-10-13 23:15:19,826 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:15:19,826 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-13 23:15:19,827 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1217497534] [2019-10-13 23:15:19,827 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-13 23:15:19,827 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:15:19,828 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-13 23:15:19,828 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-13 23:15:19,828 INFO L87 Difference]: Start difference. First operand 102 states and 116 transitions. Second operand 6 states. [2019-10-13 23:15:20,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:15:20,025 INFO L93 Difference]: Finished difference Result 248 states and 292 transitions. [2019-10-13 23:15:20,026 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-13 23:15:20,026 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 63 [2019-10-13 23:15:20,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:15:20,030 INFO L225 Difference]: With dead ends: 248 [2019-10-13 23:15:20,030 INFO L226 Difference]: Without dead ends: 171 [2019-10-13 23:15:20,031 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-10-13 23:15:20,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states. [2019-10-13 23:15:20,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 167. [2019-10-13 23:15:20,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 167 states. [2019-10-13 23:15:20,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 193 transitions. [2019-10-13 23:15:20,057 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 193 transitions. Word has length 63 [2019-10-13 23:15:20,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:15:20,057 INFO L462 AbstractCegarLoop]: Abstraction has 167 states and 193 transitions. [2019-10-13 23:15:20,058 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-13 23:15:20,058 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 193 transitions. [2019-10-13 23:15:20,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-10-13 23:15:20,064 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:15:20,064 INFO L380 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] [2019-10-13 23:15:20,065 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:15:20,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:15:20,065 INFO L82 PathProgramCache]: Analyzing trace with hash 1422874751, now seen corresponding path program 1 times [2019-10-13 23:15:20,068 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:15:20,069 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [508473909] [2019-10-13 23:15:20,069 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:20,069 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:20,069 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:15:20,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:15:20,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:15:20,183 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [508473909] [2019-10-13 23:15:20,183 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:15:20,183 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 23:15:20,183 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [167544719] [2019-10-13 23:15:20,184 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 23:15:20,184 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:15:20,185 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 23:15:20,186 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-13 23:15:20,186 INFO L87 Difference]: Start difference. First operand 167 states and 193 transitions. Second operand 7 states. [2019-10-13 23:15:20,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:15:20,533 INFO L93 Difference]: Finished difference Result 257 states and 304 transitions. [2019-10-13 23:15:20,534 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-13 23:15:20,534 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 66 [2019-10-13 23:15:20,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:15:20,535 INFO L225 Difference]: With dead ends: 257 [2019-10-13 23:15:20,535 INFO L226 Difference]: Without dead ends: 0 [2019-10-13 23:15:20,541 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2019-10-13 23:15:20,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-13 23:15:20,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-13 23:15:20,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-13 23:15:20,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-13 23:15:20,542 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 66 [2019-10-13 23:15:20,542 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:15:20,542 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-13 23:15:20,542 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 23:15:20,543 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-13 23:15:20,543 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-13 23:15:20,548 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-13 23:15:21,455 INFO L443 ceAbstractionStarter]: For program point L123(lines 123 127) no Hoare annotation was computed. [2019-10-13 23:15:21,455 INFO L443 ceAbstractionStarter]: For program point L117-2(lines 117 138) no Hoare annotation was computed. [2019-10-13 23:15:21,455 INFO L443 ceAbstractionStarter]: For program point L139(lines 116 140) no Hoare annotation was computed. [2019-10-13 23:15:21,455 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 92 147) no Hoare annotation was computed. [2019-10-13 23:15:21,456 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 92 147) no Hoare annotation was computed. [2019-10-13 23:15:21,456 INFO L443 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2019-10-13 23:15:21,456 INFO L443 ceAbstractionStarter]: For program point L193-1(line 193) no Hoare annotation was computed. [2019-10-13 23:15:21,456 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 148 207) no Hoare annotation was computed. [2019-10-13 23:15:21,456 INFO L443 ceAbstractionStarter]: For program point L180(lines 180 184) no Hoare annotation was computed. [2019-10-13 23:15:21,456 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 148 207) no Hoare annotation was computed. [2019-10-13 23:15:21,456 INFO L443 ceAbstractionStarter]: For program point L174-2(lines 174 199) no Hoare annotation was computed. [2019-10-13 23:15:21,456 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 148 207) no Hoare annotation was computed. [2019-10-13 23:15:21,456 INFO L443 ceAbstractionStarter]: For program point L200(lines 173 201) no Hoare annotation was computed. [2019-10-13 23:15:21,457 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 427 433) the Hoare annotation is: true [2019-10-13 23:15:21,457 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 427 433) no Hoare annotation was computed. [2019-10-13 23:15:21,457 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 434 442) no Hoare annotation was computed. [2019-10-13 23:15:21,457 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 434 442) the Hoare annotation is: true [2019-10-13 23:15:21,457 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 523 545) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:21,457 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 523 545) no Hoare annotation was computed. [2019-10-13 23:15:21,458 INFO L439 ceAbstractionStarter]: At program point L535(line 535) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~3 ~systemActive~0) (= ~pumpRunning~0 0))) [2019-10-13 23:15:21,458 INFO L439 ceAbstractionStarter]: At program point L535-1(line 535) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~3 ~systemActive~0) (= ~pumpRunning~0 0))) [2019-10-13 23:15:21,458 INFO L443 ceAbstractionStarter]: For program point L533(lines 533 540) no Hoare annotation was computed. [2019-10-13 23:15:21,458 INFO L443 ceAbstractionStarter]: For program point L533-1(lines 533 540) no Hoare annotation was computed. [2019-10-13 23:15:21,458 INFO L443 ceAbstractionStarter]: For program point L531(line 531) no Hoare annotation was computed. [2019-10-13 23:15:21,459 INFO L439 ceAbstractionStarter]: At program point L530(line 530) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:21,459 INFO L439 ceAbstractionStarter]: At program point L529(line 529) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:21,459 INFO L439 ceAbstractionStarter]: At program point L529-1(line 529) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:21,459 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 479 502) no Hoare annotation was computed. [2019-10-13 23:15:21,459 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 479 502) no Hoare annotation was computed. [2019-10-13 23:15:21,459 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 479 502) no Hoare annotation was computed. [2019-10-13 23:15:21,460 INFO L443 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2019-10-13 23:15:21,460 INFO L443 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2019-10-13 23:15:21,460 INFO L443 ceAbstractionStarter]: For program point L495(line 495) no Hoare annotation was computed. [2019-10-13 23:15:21,460 INFO L443 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2019-10-13 23:15:21,460 INFO L443 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2019-10-13 23:15:21,460 INFO L443 ceAbstractionStarter]: For program point L492(line 492) no Hoare annotation was computed. [2019-10-13 23:15:21,460 INFO L443 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2019-10-13 23:15:21,460 INFO L443 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2019-10-13 23:15:21,461 INFO L443 ceAbstractionStarter]: For program point L489(line 489) no Hoare annotation was computed. [2019-10-13 23:15:21,461 INFO L443 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2019-10-13 23:15:21,461 INFO L443 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2019-10-13 23:15:21,461 INFO L443 ceAbstractionStarter]: For program point L486(line 486) no Hoare annotation was computed. [2019-10-13 23:15:21,461 INFO L443 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2019-10-13 23:15:21,461 INFO L443 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2019-10-13 23:15:21,461 INFO L439 ceAbstractionStarter]: At program point L767(line 767) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 23:15:21,461 INFO L443 ceAbstractionStarter]: For program point L767-1(lines 748 772) no Hoare annotation was computed. [2019-10-13 23:15:21,462 INFO L439 ceAbstractionStarter]: At program point L762(line 762) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 23:15:21,462 INFO L439 ceAbstractionStarter]: At program point L758(line 758) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 23:15:21,462 INFO L443 ceAbstractionStarter]: For program point L756(lines 756 764) no Hoare annotation was computed. [2019-10-13 23:15:21,462 INFO L439 ceAbstractionStarter]: At program point L754(line 754) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 23:15:21,462 INFO L443 ceAbstractionStarter]: For program point L754-1(line 754) no Hoare annotation was computed. [2019-10-13 23:15:21,462 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 748 772) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 23:15:21,463 INFO L443 ceAbstractionStarter]: For program point L752(lines 752 769) no Hoare annotation was computed. [2019-10-13 23:15:21,463 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 748 772) no Hoare annotation was computed. [2019-10-13 23:15:21,463 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 843 851) no Hoare annotation was computed. [2019-10-13 23:15:21,463 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 843 851) the Hoare annotation is: true [2019-10-13 23:15:21,463 INFO L446 ceAbstractionStarter]: At program point L895(line 895) the Hoare annotation is: true [2019-10-13 23:15:21,463 INFO L443 ceAbstractionStarter]: For program point L895-1(line 895) no Hoare annotation was computed. [2019-10-13 23:15:21,463 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 888 906) the Hoare annotation is: true [2019-10-13 23:15:21,463 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 888 906) no Hoare annotation was computed. [2019-10-13 23:15:21,463 INFO L443 ceAbstractionStarter]: For program point L882(line 882) no Hoare annotation was computed. [2019-10-13 23:15:21,464 INFO L443 ceAbstractionStarter]: For program point L882-1(line 882) no Hoare annotation was computed. [2019-10-13 23:15:21,464 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 852 887) no Hoare annotation was computed. [2019-10-13 23:15:21,464 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 852 887) no Hoare annotation was computed. [2019-10-13 23:15:21,464 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 420 426) no Hoare annotation was computed. [2019-10-13 23:15:21,464 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 420 426) the Hoare annotation is: true [2019-10-13 23:15:21,464 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 46 91) no Hoare annotation was computed. [2019-10-13 23:15:21,464 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 46 91) no Hoare annotation was computed. [2019-10-13 23:15:21,465 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 359 404) no Hoare annotation was computed. [2019-10-13 23:15:21,465 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 359 404) no Hoare annotation was computed. [2019-10-13 23:15:21,465 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 512 522) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:21,465 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 512 522) no Hoare annotation was computed. [2019-10-13 23:15:21,465 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 512 522) no Hoare annotation was computed. [2019-10-13 23:15:21,465 INFO L439 ceAbstractionStarter]: At program point L517(line 517) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:21,465 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 832 842) the Hoare annotation is: true [2019-10-13 23:15:21,466 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 832 842) no Hoare annotation was computed. [2019-10-13 23:15:21,466 INFO L446 ceAbstractionStarter]: At program point L837(line 837) the Hoare annotation is: true [2019-10-13 23:15:21,466 INFO L443 ceAbstractionStarter]: For program point L837-1(line 837) no Hoare annotation was computed. [2019-10-13 23:15:21,466 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 824 831) the Hoare annotation is: true [2019-10-13 23:15:21,466 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 824 831) no Hoare annotation was computed. [2019-10-13 23:15:21,466 INFO L439 ceAbstractionStarter]: At program point L793(line 793) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 23:15:21,466 INFO L443 ceAbstractionStarter]: For program point L793-1(lines 774 798) no Hoare annotation was computed. [2019-10-13 23:15:21,467 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 774 798) no Hoare annotation was computed. [2019-10-13 23:15:21,467 INFO L439 ceAbstractionStarter]: At program point L788(line 788) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 23:15:21,467 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 774 798) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 23:15:21,467 INFO L439 ceAbstractionStarter]: At program point L784(line 784) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 23:15:21,467 INFO L443 ceAbstractionStarter]: For program point L782(lines 782 790) no Hoare annotation was computed. [2019-10-13 23:15:21,467 INFO L439 ceAbstractionStarter]: At program point L780(line 780) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 23:15:21,468 INFO L443 ceAbstractionStarter]: For program point L780-1(line 780) no Hoare annotation was computed. [2019-10-13 23:15:21,468 INFO L443 ceAbstractionStarter]: For program point L778(lines 778 795) no Hoare annotation was computed. [2019-10-13 23:15:21,468 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 740 746) no Hoare annotation was computed. [2019-10-13 23:15:21,468 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 740 746) the Hoare annotation is: true [2019-10-13 23:15:21,468 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 642 707) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:21,468 INFO L439 ceAbstractionStarter]: At program point L700(lines 651 701) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:21,469 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 642 707) no Hoare annotation was computed. [2019-10-13 23:15:21,469 INFO L439 ceAbstractionStarter]: At program point L690-2(lines 682 695) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:21,469 INFO L443 ceAbstractionStarter]: For program point L653(lines 652 699) no Hoare annotation was computed. [2019-10-13 23:15:21,469 INFO L439 ceAbstractionStarter]: At program point L684(line 684) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:21,469 INFO L443 ceAbstractionStarter]: For program point L682(lines 682 695) no Hoare annotation was computed. [2019-10-13 23:15:21,469 INFO L439 ceAbstractionStarter]: At program point L674(line 674) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:21,469 INFO L443 ceAbstractionStarter]: For program point L672(lines 672 678) no Hoare annotation was computed. [2019-10-13 23:15:21,470 INFO L443 ceAbstractionStarter]: For program point L672-1(lines 672 678) no Hoare annotation was computed. [2019-10-13 23:15:21,470 INFO L439 ceAbstractionStarter]: At program point L697(lines 652 699) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:21,470 INFO L439 ceAbstractionStarter]: At program point L664(line 664) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:21,470 INFO L443 ceAbstractionStarter]: For program point L662(lines 662 668) no Hoare annotation was computed. [2019-10-13 23:15:21,470 INFO L443 ceAbstractionStarter]: For program point L662-1(lines 662 668) no Hoare annotation was computed. [2019-10-13 23:15:21,470 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 642 707) no Hoare annotation was computed. [2019-10-13 23:15:21,470 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 313 358) no Hoare annotation was computed. [2019-10-13 23:15:21,471 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 313 358) no Hoare annotation was computed. [2019-10-13 23:15:21,471 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 799 806) no Hoare annotation was computed. [2019-10-13 23:15:21,471 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 799 806) no Hoare annotation was computed. [2019-10-13 23:15:21,471 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 631 639) the Hoare annotation is: true [2019-10-13 23:15:21,471 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 631 639) no Hoare annotation was computed. [2019-10-13 23:15:21,471 INFO L439 ceAbstractionStarter]: At program point L949(line 949) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2019-10-13 23:15:21,471 INFO L443 ceAbstractionStarter]: For program point L947(lines 947 953) no Hoare annotation was computed. [2019-10-13 23:15:21,471 INFO L443 ceAbstractionStarter]: For program point L946(lines 946 956) no Hoare annotation was computed. [2019-10-13 23:15:21,472 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 934 962) the Hoare annotation is: true [2019-10-13 23:15:21,472 INFO L439 ceAbstractionStarter]: At program point L944(line 944) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2019-10-13 23:15:21,472 INFO L443 ceAbstractionStarter]: For program point L944-1(line 944) no Hoare annotation was computed. [2019-10-13 23:15:21,472 INFO L443 ceAbstractionStarter]: For program point L942(lines 942 959) no Hoare annotation was computed. [2019-10-13 23:15:21,472 INFO L443 ceAbstractionStarter]: For program point L942-1(lines 934 962) no Hoare annotation was computed. [2019-10-13 23:15:21,472 INFO L446 ceAbstractionStarter]: At program point L940(line 940) the Hoare annotation is: true [2019-10-13 23:15:21,472 INFO L443 ceAbstractionStarter]: For program point L940-1(line 940) no Hoare annotation was computed. [2019-10-13 23:15:21,472 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 934 962) no Hoare annotation was computed. [2019-10-13 23:15:21,473 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 926 933) the Hoare annotation is: true [2019-10-13 23:15:21,473 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 926 933) no Hoare annotation was computed. [2019-10-13 23:15:21,473 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 599 621) no Hoare annotation was computed. [2019-10-13 23:15:21,473 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 599 621) no Hoare annotation was computed. [2019-10-13 23:15:21,473 INFO L443 ceAbstractionStarter]: For program point L256(lines 256 297) no Hoare annotation was computed. [2019-10-13 23:15:21,473 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 210 312) no Hoare annotation was computed. [2019-10-13 23:15:21,473 INFO L443 ceAbstractionStarter]: For program point L275(line 275) no Hoare annotation was computed. [2019-10-13 23:15:21,474 INFO L443 ceAbstractionStarter]: For program point L275-1(line 275) no Hoare annotation was computed. [2019-10-13 23:15:21,474 INFO L443 ceAbstractionStarter]: For program point L234(lines 234 238) no Hoare annotation was computed. [2019-10-13 23:15:21,474 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 210 312) no Hoare annotation was computed. [2019-10-13 23:15:21,474 INFO L443 ceAbstractionStarter]: For program point L259-2(lines 259 279) no Hoare annotation was computed. [2019-10-13 23:15:21,474 INFO L443 ceAbstractionStarter]: For program point L280(lines 258 281) no Hoare annotation was computed. [2019-10-13 23:15:21,474 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 210 312) no Hoare annotation was computed. [2019-10-13 23:15:21,474 INFO L443 ceAbstractionStarter]: For program point L239(lines 239 255) no Hoare annotation was computed. [2019-10-13 23:15:21,474 INFO L443 ceAbstractionStarter]: For program point L260(lines 259 279) no Hoare annotation was computed. [2019-10-13 23:15:21,474 INFO L443 ceAbstractionStarter]: For program point L291(line 291) no Hoare annotation was computed. [2019-10-13 23:15:21,475 INFO L443 ceAbstractionStarter]: For program point L291-1(line 291) no Hoare annotation was computed. [2019-10-13 23:15:21,475 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 410 419) no Hoare annotation was computed. [2019-10-13 23:15:21,475 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 410 419) no Hoare annotation was computed. [2019-10-13 23:15:21,475 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-10-13 23:15:21,475 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-13 23:15:21,475 INFO L443 ceAbstractionStarter]: For program point L818-1(lines 807 823) no Hoare annotation was computed. [2019-10-13 23:15:21,475 INFO L443 ceAbstractionStarter]: For program point L814(lines 814 820) no Hoare annotation was computed. [2019-10-13 23:15:21,475 INFO L443 ceAbstractionStarter]: For program point L812(line 812) no Hoare annotation was computed. [2019-10-13 23:15:21,476 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 807 823) no Hoare annotation was computed. [2019-10-13 23:15:21,476 INFO L443 ceAbstractionStarter]: For program point L812-1(line 812) no Hoare annotation was computed. [2019-10-13 23:15:21,476 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 807 823) no Hoare annotation was computed. [2019-10-13 23:15:21,476 INFO L443 ceAbstractionStarter]: For program point L818(line 818) no Hoare annotation was computed. [2019-10-13 23:15:21,476 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 622 630) no Hoare annotation was computed. [2019-10-13 23:15:21,476 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 622 630) no Hoare annotation was computed. [2019-10-13 23:15:21,476 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-13 23:15:21,476 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-13 23:15:21,476 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 578 589) the Hoare annotation is: true [2019-10-13 23:15:21,477 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 578 589) no Hoare annotation was computed. [2019-10-13 23:15:21,477 INFO L439 ceAbstractionStarter]: At program point L729(line 729) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 23:15:21,477 INFO L439 ceAbstractionStarter]: At program point L727(lines 727 733) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 23:15:21,477 INFO L439 ceAbstractionStarter]: At program point L722(line 722) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 23:15:21,477 INFO L443 ceAbstractionStarter]: For program point L720(lines 719 738) no Hoare annotation was computed. [2019-10-13 23:15:21,477 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 716 739) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 23:15:21,477 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 716 739) no Hoare annotation was computed. [2019-10-13 23:15:21,478 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 716 739) no Hoare annotation was computed. [2019-10-13 23:15:21,478 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 446 475) no Hoare annotation was computed. [2019-10-13 23:15:21,478 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 446 475) the Hoare annotation is: true [2019-10-13 23:15:21,478 INFO L446 ceAbstractionStarter]: At program point L471(lines 446 475) the Hoare annotation is: true [2019-10-13 23:15:21,478 INFO L443 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2019-10-13 23:15:21,478 INFO L443 ceAbstractionStarter]: For program point L460(lines 460 464) no Hoare annotation was computed. [2019-10-13 23:15:21,478 INFO L446 ceAbstractionStarter]: At program point L460-1(lines 460 464) the Hoare annotation is: true [2019-10-13 23:15:21,478 INFO L446 ceAbstractionStarter]: At program point L456-2(lines 456 470) the Hoare annotation is: true [2019-10-13 23:15:21,479 INFO L446 ceAbstractionStarter]: At program point L452(line 452) the Hoare annotation is: true [2019-10-13 23:15:21,479 INFO L443 ceAbstractionStarter]: For program point L452-1(line 452) no Hoare annotation was computed. [2019-10-13 23:15:21,479 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 590 598) the Hoare annotation is: true [2019-10-13 23:15:21,479 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 590 598) no Hoare annotation was computed. [2019-10-13 23:15:21,479 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 554 565) the Hoare annotation is: true [2019-10-13 23:15:21,479 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 554 565) no Hoare annotation was computed. [2019-10-13 23:15:21,479 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 503 509) no Hoare annotation was computed. [2019-10-13 23:15:21,479 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 503 509) the Hoare annotation is: true [2019-10-13 23:15:21,479 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-13 23:15:21,480 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-10-13 23:15:21,480 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-13 23:15:21,480 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-13 23:15:21,480 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 907 914) no Hoare annotation was computed. [2019-10-13 23:15:21,480 INFO L439 ceAbstractionStarter]: At program point startSystemENTRY(lines 907 914) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 1 ~systemActive~0) (not (= |old(~systemActive~0)| 1))) [2019-10-13 23:15:21,480 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 566 577) no Hoare annotation was computed. [2019-10-13 23:15:21,480 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 566 577) the Hoare annotation is: true [2019-10-13 23:15:21,481 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 916 923) the Hoare annotation is: true [2019-10-13 23:15:21,481 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 916 923) no Hoare annotation was computed. [2019-10-13 23:15:21,481 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 920) no Hoare annotation was computed. [2019-10-13 23:15:21,495 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 11:15:21 BoogieIcfgContainer [2019-10-13 23:15:21,495 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-13 23:15:21,501 INFO L168 Benchmark]: Toolchain (without parser) took 5573.85 ms. Allocated memory was 138.9 MB in the beginning and 282.1 MB in the end (delta: 143.1 MB). Free memory was 101.6 MB in the beginning and 205.2 MB in the end (delta: -103.6 MB). Peak memory consumption was 116.3 MB. Max. memory is 7.1 GB. [2019-10-13 23:15:21,503 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 138.9 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-10-13 23:15:21,505 INFO L168 Benchmark]: CACSL2BoogieTranslator took 652.49 ms. Allocated memory was 138.9 MB in the beginning and 202.4 MB in the end (delta: 63.4 MB). Free memory was 101.4 MB in the beginning and 168.6 MB in the end (delta: -67.2 MB). Peak memory consumption was 24.7 MB. Max. memory is 7.1 GB. [2019-10-13 23:15:21,506 INFO L168 Benchmark]: Boogie Preprocessor took 90.82 ms. Allocated memory is still 202.4 MB. Free memory was 168.6 MB in the beginning and 164.7 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-10-13 23:15:21,510 INFO L168 Benchmark]: RCFGBuilder took 1573.50 ms. Allocated memory was 202.4 MB in the beginning and 235.9 MB in the end (delta: 33.6 MB). Free memory was 164.7 MB in the beginning and 145.1 MB in the end (delta: 19.6 MB). Peak memory consumption was 80.8 MB. Max. memory is 7.1 GB. [2019-10-13 23:15:21,512 INFO L168 Benchmark]: TraceAbstraction took 3252.64 ms. Allocated memory was 235.9 MB in the beginning and 282.1 MB in the end (delta: 46.1 MB). Free memory was 145.1 MB in the beginning and 205.2 MB in the end (delta: -60.1 MB). Peak memory consumption was 62.8 MB. Max. memory is 7.1 GB. [2019-10-13 23:15:21,519 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 138.9 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 652.49 ms. Allocated memory was 138.9 MB in the beginning and 202.4 MB in the end (delta: 63.4 MB). Free memory was 101.4 MB in the beginning and 168.6 MB in the end (delta: -67.2 MB). Peak memory consumption was 24.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 90.82 ms. Allocated memory is still 202.4 MB. Free memory was 168.6 MB in the beginning and 164.7 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1573.50 ms. Allocated memory was 202.4 MB in the beginning and 235.9 MB in the end (delta: 33.6 MB). Free memory was 164.7 MB in the beginning and 145.1 MB in the end (delta: 19.6 MB). Peak memory consumption was 80.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3252.64 ms. Allocated memory was 235.9 MB in the beginning and 282.1 MB in the end (delta: 46.1 MB). Free memory was 145.1 MB in the beginning and 205.2 MB in the end (delta: -60.1 MB). Peak memory consumption was 62.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 920]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 652]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || ((1 == systemActive && 0 == splverifierCounter) && pumpRunning == 0)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 456]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 446]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 651]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 191 locations, 1 error locations. Result: SAFE, OverallTime: 3.1s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.9s, HoareTripleCheckerStatistics: 554 SDtfs, 249 SDslu, 857 SDs, 0 SdLazy, 348 SolverSat, 67 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 49 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=167occurred 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: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 60 LocationsWithAnnotation, 325 PreInvPairs, 339 NumberOfFragments, 561 HoareAnnotationTreeSize, 325 FomulaSimplifications, 87 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 60 FomulaSimplificationsInter, 842 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 272 NumberOfCodeBlocks, 272 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 267 ConstructedInterpolants, 0 QuantifiedInterpolants, 27322 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...