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 --abstractinterpretationv2.abstract.domain IntervalDomain --traceabstraction.trace.refinement.strategy TAIPAN --traceabstraction.abstract.interpretation.mode USE_PREDICATES -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product20.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 21:20:30,682 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 21:20:30,685 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 21:20:30,696 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 21:20:30,697 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 21:20:30,698 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 21:20:30,699 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 21:20:30,701 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 21:20:30,702 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 21:20:30,703 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 21:20:30,704 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 21:20:30,705 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 21:20:30,705 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 21:20:30,706 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 21:20:30,707 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 21:20:30,708 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 21:20:30,709 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 21:20:30,710 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 21:20:30,711 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 21:20:30,713 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 21:20:30,715 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 21:20:30,716 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 21:20:30,717 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 21:20:30,717 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 21:20:30,720 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 21:20:30,720 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 21:20:30,720 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 21:20:30,721 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 21:20:30,721 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 21:20:30,722 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 21:20:30,722 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 21:20:30,723 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 21:20:30,724 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 21:20:30,724 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 21:20:30,725 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 21:20:30,726 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 21:20:30,726 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 21:20:30,727 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 21:20:30,727 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 21:20:30,728 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 21:20:30,728 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 21:20:30,731 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 21:20:30,751 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 21:20:30,751 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 21:20:30,754 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 21:20:30,754 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 21:20:30,754 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 21:20:30,754 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 21:20:30,754 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 21:20:30,755 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 21:20:30,755 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 21:20:30,755 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 21:20:30,756 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 21:20:30,756 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 21:20:30,757 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 21:20:30,757 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 21:20:30,757 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 21:20:30,757 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 21:20:30,758 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 21:20:30,758 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 21:20:30,758 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 21:20:30,758 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 21:20:30,759 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 21:20:30,759 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 21:20:30,759 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 21:20:30,759 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 21:20:30,760 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 21:20:30,760 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 21:20:30,760 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 21:20:30,760 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 21:20:30,760 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-10-13 21:20:31,048 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 21:20:31,071 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 21:20:31,076 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 21:20:31,078 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 21:20:31,078 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 21:20:31,079 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product20.cil.c [2019-10-13 21:20:31,153 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/faad2d08d/4cac6f4341954e98a4471a4bf1d4043a/FLAGe45a45e36 [2019-10-13 21:20:31,692 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 21:20:31,693 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product20.cil.c [2019-10-13 21:20:31,707 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/faad2d08d/4cac6f4341954e98a4471a4bf1d4043a/FLAGe45a45e36 [2019-10-13 21:20:31,997 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/faad2d08d/4cac6f4341954e98a4471a4bf1d4043a [2019-10-13 21:20:32,006 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 21:20:32,008 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 21:20:32,009 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 21:20:32,009 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 21:20:32,013 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 21:20:32,014 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:20:31" (1/1) ... [2019-10-13 21:20:32,019 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24b2a64d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:32, skipping insertion in model container [2019-10-13 21:20:32,019 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:20:31" (1/1) ... [2019-10-13 21:20:32,028 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 21:20:32,073 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 21:20:32,529 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 21:20:32,554 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 21:20:32,696 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 21:20:32,735 INFO L192 MainTranslator]: Completed translation [2019-10-13 21:20:32,736 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:32 WrapperNode [2019-10-13 21:20:32,736 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 21:20:32,737 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 21:20:32,737 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 21:20:32,737 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 21:20:32,747 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:32" (1/1) ... [2019-10-13 21:20:32,748 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:32" (1/1) ... [2019-10-13 21:20:32,767 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:32" (1/1) ... [2019-10-13 21:20:32,767 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:32" (1/1) ... [2019-10-13 21:20:32,797 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:32" (1/1) ... [2019-10-13 21:20:32,808 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:32" (1/1) ... [2019-10-13 21:20:32,813 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:32" (1/1) ... [2019-10-13 21:20:32,820 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 21:20:32,821 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 21:20:32,821 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 21:20:32,821 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 21:20:32,822 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:32" (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 21:20:32,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 21:20:32,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 21:20:32,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-13 21:20:32,887 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-10-13 21:20:32,887 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-10-13 21:20:32,887 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-13 21:20:32,888 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-13 21:20:32,888 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-13 21:20:32,888 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-13 21:20:32,888 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-13 21:20:32,888 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-13 21:20:32,889 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-13 21:20:32,889 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-13 21:20:32,889 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-13 21:20:32,889 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-13 21:20:32,889 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-13 21:20:32,889 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-13 21:20:32,890 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-13 21:20:32,890 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-13 21:20:32,890 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-13 21:20:32,890 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 21:20:32,890 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-13 21:20:32,890 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-13 21:20:32,891 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-13 21:20:32,891 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-13 21:20:32,891 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-13 21:20:32,891 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-13 21:20:32,891 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-13 21:20:32,892 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-13 21:20:32,892 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-13 21:20:32,892 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-13 21:20:32,892 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-13 21:20:32,892 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-13 21:20:32,892 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-13 21:20:32,892 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-13 21:20:32,893 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-13 21:20:32,893 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-13 21:20:32,893 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-13 21:20:32,893 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-13 21:20:32,893 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-13 21:20:32,894 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 21:20:32,894 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 21:20:32,894 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-13 21:20:32,894 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-13 21:20:32,894 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-13 21:20:32,894 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-13 21:20:32,895 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-10-13 21:20:32,895 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-10-13 21:20:32,895 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-13 21:20:32,895 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-13 21:20:32,895 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-13 21:20:32,895 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-13 21:20:32,896 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-13 21:20:32,896 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-13 21:20:32,896 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-13 21:20:32,896 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-13 21:20:32,896 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-13 21:20:32,896 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-13 21:20:32,897 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 21:20:32,897 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-13 21:20:32,897 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-13 21:20:32,897 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-13 21:20:32,897 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-13 21:20:32,897 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-13 21:20:32,898 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-13 21:20:32,898 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-13 21:20:32,898 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 21:20:32,898 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-13 21:20:32,898 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 21:20:32,898 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 21:20:32,898 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-13 21:20:32,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 21:20:32,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 21:20:32,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 21:20:32,899 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 21:20:32,899 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-13 21:20:32,899 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 21:20:32,900 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-13 21:20:32,900 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-13 21:20:32,900 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 21:20:32,900 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-13 21:20:32,900 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-13 21:20:32,900 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-13 21:20:32,901 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-13 21:20:32,901 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-13 21:20:32,901 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-13 21:20:32,901 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-13 21:20:32,901 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-13 21:20:32,901 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-13 21:20:32,902 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-13 21:20:32,902 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-13 21:20:32,902 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 21:20:32,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 21:20:32,902 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 21:20:33,993 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 21:20:33,994 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-13 21:20:33,997 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:20:33 BoogieIcfgContainer [2019-10-13 21:20:33,998 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 21:20:33,999 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 21:20:33,999 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 21:20:34,004 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 21:20:34,004 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 09:20:31" (1/3) ... [2019-10-13 21:20:34,005 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f56b6fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:20:34, skipping insertion in model container [2019-10-13 21:20:34,005 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:32" (2/3) ... [2019-10-13 21:20:34,006 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f56b6fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:20:34, skipping insertion in model container [2019-10-13 21:20:34,006 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:20:33" (3/3) ... [2019-10-13 21:20:34,008 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product20.cil.c [2019-10-13 21:20:34,019 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 21:20:34,029 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 21:20:34,041 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 21:20:34,073 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 21:20:34,073 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 21:20:34,074 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 21:20:34,074 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 21:20:34,074 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 21:20:34,074 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 21:20:34,075 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 21:20:34,075 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 21:20:34,098 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states. [2019-10-13 21:20:34,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-13 21:20:34,108 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:20:34,110 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] [2019-10-13 21:20:34,112 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:20:34,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:20:34,118 INFO L82 PathProgramCache]: Analyzing trace with hash -1678806906, now seen corresponding path program 1 times [2019-10-13 21:20:34,129 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:20:34,129 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [471784247] [2019-10-13 21:20:34,129 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:34,130 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:34,130 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:20:34,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:20:34,480 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 21:20:34,481 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [471784247] [2019-10-13 21:20:34,482 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:20:34,484 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-13 21:20:34,484 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1234391410] [2019-10-13 21:20:34,491 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-13 21:20:34,496 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:20:34,509 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-13 21:20:34,510 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 21:20:34,512 INFO L87 Difference]: Start difference. First operand 165 states. Second operand 2 states. [2019-10-13 21:20:34,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:20:34,590 INFO L93 Difference]: Finished difference Result 234 states and 291 transitions. [2019-10-13 21:20:34,590 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-13 21:20:34,599 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2019-10-13 21:20:34,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:20:34,627 INFO L225 Difference]: With dead ends: 234 [2019-10-13 21:20:34,627 INFO L226 Difference]: Without dead ends: 119 [2019-10-13 21:20:34,634 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 21:20:34,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2019-10-13 21:20:34,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2019-10-13 21:20:34,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2019-10-13 21:20:34,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 139 transitions. [2019-10-13 21:20:34,706 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 139 transitions. Word has length 51 [2019-10-13 21:20:34,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:20:34,706 INFO L462 AbstractCegarLoop]: Abstraction has 119 states and 139 transitions. [2019-10-13 21:20:34,706 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-13 21:20:34,707 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 139 transitions. [2019-10-13 21:20:34,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-10-13 21:20:34,714 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:20:34,714 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] [2019-10-13 21:20:34,715 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:20:34,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:20:34,715 INFO L82 PathProgramCache]: Analyzing trace with hash 1533869534, now seen corresponding path program 1 times [2019-10-13 21:20:34,716 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:20:34,716 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [941343887] [2019-10-13 21:20:34,716 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:34,716 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:34,716 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:20:34,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:20:34,899 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 21:20:34,899 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [941343887] [2019-10-13 21:20:34,900 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:20:34,900 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 21:20:34,900 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [367559052] [2019-10-13 21:20:34,902 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 21:20:34,903 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:20:34,903 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 21:20:34,904 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 21:20:34,904 INFO L87 Difference]: Start difference. First operand 119 states and 139 transitions. Second operand 3 states. [2019-10-13 21:20:34,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:20:34,946 INFO L93 Difference]: Finished difference Result 173 states and 201 transitions. [2019-10-13 21:20:34,947 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 21:20:34,947 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2019-10-13 21:20:34,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:20:34,949 INFO L225 Difference]: With dead ends: 173 [2019-10-13 21:20:34,950 INFO L226 Difference]: Without dead ends: 110 [2019-10-13 21:20:34,952 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 21:20:34,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2019-10-13 21:20:34,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2019-10-13 21:20:34,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 110 states. [2019-10-13 21:20:34,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 127 transitions. [2019-10-13 21:20:34,978 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 127 transitions. Word has length 52 [2019-10-13 21:20:34,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:20:34,979 INFO L462 AbstractCegarLoop]: Abstraction has 110 states and 127 transitions. [2019-10-13 21:20:34,979 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 21:20:34,979 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 127 transitions. [2019-10-13 21:20:34,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-10-13 21:20:34,986 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:20:34,986 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] [2019-10-13 21:20:34,987 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:20:34,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:20:34,987 INFO L82 PathProgramCache]: Analyzing trace with hash 2046992772, now seen corresponding path program 1 times [2019-10-13 21:20:34,987 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:20:34,988 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1303522450] [2019-10-13 21:20:34,988 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:34,988 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:34,988 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:20:35,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:20:35,131 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 21:20:35,131 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1303522450] [2019-10-13 21:20:35,132 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:20:35,132 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 21:20:35,134 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [958336206] [2019-10-13 21:20:35,134 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 21:20:35,135 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:20:35,135 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 21:20:35,136 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-13 21:20:35,136 INFO L87 Difference]: Start difference. First operand 110 states and 127 transitions. Second operand 7 states. [2019-10-13 21:20:35,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:20:35,588 INFO L93 Difference]: Finished difference Result 325 states and 395 transitions. [2019-10-13 21:20:35,589 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 21:20:35,589 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 57 [2019-10-13 21:20:35,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:20:35,593 INFO L225 Difference]: With dead ends: 325 [2019-10-13 21:20:35,594 INFO L226 Difference]: Without dead ends: 243 [2019-10-13 21:20:35,595 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 21:20:35,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 243 states. [2019-10-13 21:20:35,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 243 to 231. [2019-10-13 21:20:35,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 231 states. [2019-10-13 21:20:35,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 231 states and 280 transitions. [2019-10-13 21:20:35,679 INFO L78 Accepts]: Start accepts. Automaton has 231 states and 280 transitions. Word has length 57 [2019-10-13 21:20:35,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:20:35,680 INFO L462 AbstractCegarLoop]: Abstraction has 231 states and 280 transitions. [2019-10-13 21:20:35,680 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 21:20:35,680 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 280 transitions. [2019-10-13 21:20:35,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-10-13 21:20:35,688 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:20:35,689 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] [2019-10-13 21:20:35,692 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:20:35,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:20:35,693 INFO L82 PathProgramCache]: Analyzing trace with hash 1465271355, now seen corresponding path program 1 times [2019-10-13 21:20:35,693 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:20:35,693 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [269505588] [2019-10-13 21:20:35,694 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:35,694 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:35,694 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:20:35,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:20:35,869 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 21:20:35,870 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [269505588] [2019-10-13 21:20:35,870 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:20:35,871 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-13 21:20:35,871 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [76286045] [2019-10-13 21:20:35,871 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-13 21:20:35,871 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:20:35,872 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-13 21:20:35,872 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-13 21:20:35,872 INFO L87 Difference]: Start difference. First operand 231 states and 280 transitions. Second operand 6 states. [2019-10-13 21:20:36,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:20:36,076 INFO L93 Difference]: Finished difference Result 619 states and 774 transitions. [2019-10-13 21:20:36,077 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-13 21:20:36,077 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 62 [2019-10-13 21:20:36,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:20:36,082 INFO L225 Difference]: With dead ends: 619 [2019-10-13 21:20:36,082 INFO L226 Difference]: Without dead ends: 416 [2019-10-13 21:20:36,084 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 21:20:36,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 416 states. [2019-10-13 21:20:36,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 416 to 410. [2019-10-13 21:20:36,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 410 states. [2019-10-13 21:20:36,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 410 states and 500 transitions. [2019-10-13 21:20:36,130 INFO L78 Accepts]: Start accepts. Automaton has 410 states and 500 transitions. Word has length 62 [2019-10-13 21:20:36,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:20:36,131 INFO L462 AbstractCegarLoop]: Abstraction has 410 states and 500 transitions. [2019-10-13 21:20:36,131 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-13 21:20:36,131 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 500 transitions. [2019-10-13 21:20:36,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-10-13 21:20:36,135 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:20:36,135 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 21:20:36,135 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:20:36,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:20:36,136 INFO L82 PathProgramCache]: Analyzing trace with hash 1017707479, now seen corresponding path program 1 times [2019-10-13 21:20:36,136 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:20:36,137 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [205531693] [2019-10-13 21:20:36,137 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:36,137 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:36,137 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:20:36,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:20:36,270 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 21:20:36,270 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [205531693] [2019-10-13 21:20:36,271 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:20:36,271 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-13 21:20:36,271 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1287379446] [2019-10-13 21:20:36,273 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-13 21:20:36,274 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:20:36,274 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-13 21:20:36,274 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-13 21:20:36,274 INFO L87 Difference]: Start difference. First operand 410 states and 500 transitions. Second operand 6 states. [2019-10-13 21:20:36,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:20:36,431 INFO L93 Difference]: Finished difference Result 684 states and 861 transitions. [2019-10-13 21:20:36,432 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-13 21:20:36,432 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 66 [2019-10-13 21:20:36,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:20:36,433 INFO L225 Difference]: With dead ends: 684 [2019-10-13 21:20:36,433 INFO L226 Difference]: Without dead ends: 0 [2019-10-13 21:20:36,435 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 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 21:20:36,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-13 21:20:36,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-13 21:20:36,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-13 21:20:36,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-13 21:20:36,436 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 66 [2019-10-13 21:20:36,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:20:36,437 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-13 21:20:36,437 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-13 21:20:36,437 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-13 21:20:36,437 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-13 21:20:36,443 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-13 21:20:37,365 INFO L443 ceAbstractionStarter]: For program point L414(lines 391 415) no Hoare annotation was computed. [2019-10-13 21:20:37,366 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 367 422) no Hoare annotation was computed. [2019-10-13 21:20:37,366 INFO L443 ceAbstractionStarter]: For program point L398(lines 398 402) no Hoare annotation was computed. [2019-10-13 21:20:37,366 INFO L443 ceAbstractionStarter]: For program point L398-1(lines 398 402) no Hoare annotation was computed. [2019-10-13 21:20:37,366 INFO L443 ceAbstractionStarter]: For program point L393(line 393) no Hoare annotation was computed. [2019-10-13 21:20:37,366 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 367 422) no Hoare annotation was computed. [2019-10-13 21:20:37,366 INFO L443 ceAbstractionStarter]: For program point L392-2(lines 392 413) no Hoare annotation was computed. [2019-10-13 21:20:37,366 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 367 422) no Hoare annotation was computed. [2019-10-13 21:20:37,367 INFO L443 ceAbstractionStarter]: For program point L449-2(lines 449 474) no Hoare annotation was computed. [2019-10-13 21:20:37,367 INFO L443 ceAbstractionStarter]: For program point L475(lines 448 476) no Hoare annotation was computed. [2019-10-13 21:20:37,367 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 423 482) no Hoare annotation was computed. [2019-10-13 21:20:37,367 INFO L443 ceAbstractionStarter]: For program point L468(line 468) no Hoare annotation was computed. [2019-10-13 21:20:37,367 INFO L443 ceAbstractionStarter]: For program point L468-1(line 468) no Hoare annotation was computed. [2019-10-13 21:20:37,368 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 423 482) no Hoare annotation was computed. [2019-10-13 21:20:37,368 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 423 482) no Hoare annotation was computed. [2019-10-13 21:20:37,368 INFO L443 ceAbstractionStarter]: For program point L455(lines 455 459) no Hoare annotation was computed. [2019-10-13 21:20:37,368 INFO L443 ceAbstractionStarter]: For program point L455-1(lines 455 459) no Hoare annotation was computed. [2019-10-13 21:20:37,368 INFO L443 ceAbstractionStarter]: For program point L450(line 450) no Hoare annotation was computed. [2019-10-13 21:20:37,368 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 103 109) the Hoare annotation is: true [2019-10-13 21:20:37,369 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 103 109) no Hoare annotation was computed. [2019-10-13 21:20:37,369 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 110 118) no Hoare annotation was computed. [2019-10-13 21:20:37,369 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 110 118) the Hoare annotation is: true [2019-10-13 21:20:37,369 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 110 118) no Hoare annotation was computed. [2019-10-13 21:20:37,370 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 291 313) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:37,370 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 291 313) no Hoare annotation was computed. [2019-10-13 21:20:37,371 INFO L439 ceAbstractionStarter]: At program point L303(line 303) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= main_~tmp~1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:37,371 INFO L439 ceAbstractionStarter]: At program point L303-1(line 303) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= main_~tmp~1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:37,372 INFO L443 ceAbstractionStarter]: For program point L301(lines 301 308) no Hoare annotation was computed. [2019-10-13 21:20:37,372 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 291 313) no Hoare annotation was computed. [2019-10-13 21:20:37,372 INFO L443 ceAbstractionStarter]: For program point L301-1(lines 301 308) no Hoare annotation was computed. [2019-10-13 21:20:37,372 INFO L443 ceAbstractionStarter]: For program point L299(line 299) no Hoare annotation was computed. [2019-10-13 21:20:37,372 INFO L439 ceAbstractionStarter]: At program point L298(line 298) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:37,373 INFO L439 ceAbstractionStarter]: At program point L297(line 297) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:37,373 INFO L439 ceAbstractionStarter]: At program point L297-1(line 297) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:37,373 INFO L443 ceAbstractionStarter]: For program point L257(line 257) no Hoare annotation was computed. [2019-10-13 21:20:37,373 INFO L443 ceAbstractionStarter]: For program point L256(line 256) no Hoare annotation was computed. [2019-10-13 21:20:37,373 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 248 271) no Hoare annotation was computed. [2019-10-13 21:20:37,373 INFO L443 ceAbstractionStarter]: For program point L255(line 255) no Hoare annotation was computed. [2019-10-13 21:20:37,374 INFO L443 ceAbstractionStarter]: For program point L254(line 254) no Hoare annotation was computed. [2019-10-13 21:20:37,374 INFO L443 ceAbstractionStarter]: For program point L253(line 253) no Hoare annotation was computed. [2019-10-13 21:20:37,374 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 248 271) no Hoare annotation was computed. [2019-10-13 21:20:37,374 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 248 271) no Hoare annotation was computed. [2019-10-13 21:20:37,375 INFO L443 ceAbstractionStarter]: For program point L266(line 266) no Hoare annotation was computed. [2019-10-13 21:20:37,375 INFO L443 ceAbstractionStarter]: For program point L265(line 265) no Hoare annotation was computed. [2019-10-13 21:20:37,376 INFO L443 ceAbstractionStarter]: For program point L264(line 264) no Hoare annotation was computed. [2019-10-13 21:20:37,376 INFO L443 ceAbstractionStarter]: For program point L263(line 263) no Hoare annotation was computed. [2019-10-13 21:20:37,376 INFO L443 ceAbstractionStarter]: For program point L262(line 262) no Hoare annotation was computed. [2019-10-13 21:20:37,376 INFO L443 ceAbstractionStarter]: For program point L261(line 261) no Hoare annotation was computed. [2019-10-13 21:20:37,376 INFO L443 ceAbstractionStarter]: For program point L260(line 260) no Hoare annotation was computed. [2019-10-13 21:20:37,376 INFO L443 ceAbstractionStarter]: For program point L259(line 259) no Hoare annotation was computed. [2019-10-13 21:20:37,376 INFO L443 ceAbstractionStarter]: For program point L258(line 258) no Hoare annotation was computed. [2019-10-13 21:20:37,376 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 914 928) no Hoare annotation was computed. [2019-10-13 21:20:37,377 INFO L439 ceAbstractionStarter]: At program point L920(line 920) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-10-13 21:20:37,377 INFO L443 ceAbstractionStarter]: For program point L918(lines 918 924) no Hoare annotation was computed. [2019-10-13 21:20:37,377 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 914 928) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (= ~pumpRunning~0 0)) (or .cse0 (not (= 0 ~systemActive~0)) (= |old(~systemActive~0)| 0)) (or .cse0 (not (= |old(~systemActive~0)| 1)) (= 1 ~systemActive~0)))) [2019-10-13 21:20:37,377 INFO L443 ceAbstractionStarter]: For program point stopSystemFINAL(lines 914 928) no Hoare annotation was computed. [2019-10-13 21:20:37,377 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 850 858) no Hoare annotation was computed. [2019-10-13 21:20:37,377 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 850 858) the Hoare annotation is: true [2019-10-13 21:20:37,377 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 850 858) no Hoare annotation was computed. [2019-10-13 21:20:37,378 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 895 913) the Hoare annotation is: true [2019-10-13 21:20:37,378 INFO L443 ceAbstractionStarter]: For program point L904(lines 904 908) no Hoare annotation was computed. [2019-10-13 21:20:37,378 INFO L446 ceAbstractionStarter]: At program point L902(line 902) the Hoare annotation is: true [2019-10-13 21:20:37,378 INFO L443 ceAbstractionStarter]: For program point L904-2(lines 904 908) no Hoare annotation was computed. [2019-10-13 21:20:37,378 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 895 913) no Hoare annotation was computed. [2019-10-13 21:20:37,378 INFO L443 ceAbstractionStarter]: For program point L902-1(line 902) no Hoare annotation was computed. [2019-10-13 21:20:37,379 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 895 913) no Hoare annotation was computed. [2019-10-13 21:20:37,379 INFO L443 ceAbstractionStarter]: For program point L866-2(lines 866 874) no Hoare annotation was computed. [2019-10-13 21:20:37,379 INFO L443 ceAbstractionStarter]: For program point L889(line 889) no Hoare annotation was computed. [2019-10-13 21:20:37,379 INFO L443 ceAbstractionStarter]: For program point L889-1(line 889) no Hoare annotation was computed. [2019-10-13 21:20:37,379 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 859 894) no Hoare annotation was computed. [2019-10-13 21:20:37,379 INFO L443 ceAbstractionStarter]: For program point L878(lines 878 886) no Hoare annotation was computed. [2019-10-13 21:20:37,379 INFO L443 ceAbstractionStarter]: For program point L878-2(lines 878 886) no Hoare annotation was computed. [2019-10-13 21:20:37,379 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 859 894) no Hoare annotation was computed. [2019-10-13 21:20:37,380 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 859 894) no Hoare annotation was computed. [2019-10-13 21:20:37,380 INFO L443 ceAbstractionStarter]: For program point L866(lines 866 874) no Hoare annotation was computed. [2019-10-13 21:20:37,380 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 96 102) no Hoare annotation was computed. [2019-10-13 21:20:37,380 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 96 102) the Hoare annotation is: true [2019-10-13 21:20:37,380 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 321 366) no Hoare annotation was computed. [2019-10-13 21:20:37,380 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 321 366) no Hoare annotation was computed. [2019-10-13 21:20:37,380 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 321 366) no Hoare annotation was computed. [2019-10-13 21:20:37,381 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 634 679) no Hoare annotation was computed. [2019-10-13 21:20:37,381 INFO L443 ceAbstractionStarter]: For program point L654(lines 654 661) no Hoare annotation was computed. [2019-10-13 21:20:37,381 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 634 679) no Hoare annotation was computed. [2019-10-13 21:20:37,381 INFO L443 ceAbstractionStarter]: For program point L648(lines 648 668) no Hoare annotation was computed. [2019-10-13 21:20:37,382 INFO L443 ceAbstractionStarter]: For program point L648-1(lines 648 668) no Hoare annotation was computed. [2019-10-13 21:20:37,383 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 634 679) no Hoare annotation was computed. [2019-10-13 21:20:37,383 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 280 290) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:37,384 INFO L439 ceAbstractionStarter]: At program point L285(line 285) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:37,384 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 280 290) no Hoare annotation was computed. [2019-10-13 21:20:37,384 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 280 290) no Hoare annotation was computed. [2019-10-13 21:20:37,384 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 839 849) no Hoare annotation was computed. [2019-10-13 21:20:37,384 INFO L443 ceAbstractionStarter]: For program point L844(line 844) no Hoare annotation was computed. [2019-10-13 21:20:37,384 INFO L443 ceAbstractionStarter]: For program point L844-1(line 844) no Hoare annotation was computed. [2019-10-13 21:20:37,384 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 839 849) no Hoare annotation was computed. [2019-10-13 21:20:37,385 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 839 849) no Hoare annotation was computed. [2019-10-13 21:20:37,385 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 831 838) the Hoare annotation is: true [2019-10-13 21:20:37,385 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 831 838) no Hoare annotation was computed. [2019-10-13 21:20:37,385 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 831 838) no Hoare annotation was computed. [2019-10-13 21:20:37,386 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 798 822) no Hoare annotation was computed. [2019-10-13 21:20:37,386 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 798 822) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (= ~systemActive~0 0)) [2019-10-13 21:20:37,386 INFO L439 ceAbstractionStarter]: At program point L817(line 817) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (= ~systemActive~0 0)) [2019-10-13 21:20:37,386 INFO L443 ceAbstractionStarter]: For program point L817-1(lines 798 822) no Hoare annotation was computed. [2019-10-13 21:20:37,386 INFO L439 ceAbstractionStarter]: At program point L812(line 812) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-13 21:20:37,386 INFO L439 ceAbstractionStarter]: At program point L808(line 808) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-13 21:20:37,386 INFO L443 ceAbstractionStarter]: For program point L806(lines 806 814) no Hoare annotation was computed. [2019-10-13 21:20:37,387 INFO L439 ceAbstractionStarter]: At program point L804(line 804) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-13 21:20:37,387 INFO L443 ceAbstractionStarter]: For program point L804-1(line 804) no Hoare annotation was computed. [2019-10-13 21:20:37,387 INFO L443 ceAbstractionStarter]: For program point L802(lines 802 819) no Hoare annotation was computed. [2019-10-13 21:20:37,387 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 790 796) no Hoare annotation was computed. [2019-10-13 21:20:37,387 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 790 796) the Hoare annotation is: true [2019-10-13 21:20:37,387 INFO L443 ceAbstractionStarter]: For program point L704(lines 704 708) no Hoare annotation was computed. [2019-10-13 21:20:37,387 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 692 759) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:37,387 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 692 759) no Hoare annotation was computed. [2019-10-13 21:20:37,388 INFO L439 ceAbstractionStarter]: At program point L752(lines 701 753) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:37,388 INFO L439 ceAbstractionStarter]: At program point L742(line 742) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:37,388 INFO L443 ceAbstractionStarter]: For program point L740(lines 740 746) no Hoare annotation was computed. [2019-10-13 21:20:37,388 INFO L439 ceAbstractionStarter]: At program point L740-1(lines 732 747) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:37,388 INFO L443 ceAbstractionStarter]: For program point L703(lines 702 751) no Hoare annotation was computed. [2019-10-13 21:20:37,388 INFO L439 ceAbstractionStarter]: At program point L734(line 734) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:37,388 INFO L443 ceAbstractionStarter]: For program point L732(lines 732 747) no Hoare annotation was computed. [2019-10-13 21:20:37,389 INFO L439 ceAbstractionStarter]: At program point L724(line 724) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:37,389 INFO L443 ceAbstractionStarter]: For program point L722(lines 722 728) no Hoare annotation was computed. [2019-10-13 21:20:37,389 INFO L443 ceAbstractionStarter]: For program point L722-1(lines 722 728) no Hoare annotation was computed. [2019-10-13 21:20:37,389 INFO L439 ceAbstractionStarter]: At program point L749(lines 702 751) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:37,389 INFO L439 ceAbstractionStarter]: At program point L714(line 714) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:37,389 INFO L443 ceAbstractionStarter]: For program point L712(lines 712 718) no Hoare annotation was computed. [2019-10-13 21:20:37,389 INFO L443 ceAbstractionStarter]: For program point L712-1(lines 712 718) no Hoare annotation was computed. [2019-10-13 21:20:37,390 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 692 759) no Hoare annotation was computed. [2019-10-13 21:20:37,390 INFO L443 ceAbstractionStarter]: For program point L608(lines 608 615) no Hoare annotation was computed. [2019-10-13 21:20:37,390 INFO L443 ceAbstractionStarter]: For program point L602(lines 602 622) no Hoare annotation was computed. [2019-10-13 21:20:37,390 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 588 633) no Hoare annotation was computed. [2019-10-13 21:20:37,390 INFO L443 ceAbstractionStarter]: For program point L602-1(lines 602 622) no Hoare annotation was computed. [2019-10-13 21:20:37,390 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 588 633) no Hoare annotation was computed. [2019-10-13 21:20:37,390 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 588 633) no Hoare annotation was computed. [2019-10-13 21:20:37,390 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 205 213) no Hoare annotation was computed. [2019-10-13 21:20:37,390 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 205 213) the Hoare annotation is: true [2019-10-13 21:20:37,391 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 205 213) no Hoare annotation was computed. [2019-10-13 21:20:37,391 INFO L443 ceAbstractionStarter]: For program point L65(lines 65 71) no Hoare annotation was computed. [2019-10-13 21:20:37,391 INFO L443 ceAbstractionStarter]: For program point L64(lines 64 74) no Hoare annotation was computed. [2019-10-13 21:20:37,391 INFO L439 ceAbstractionStarter]: At program point L62(line 62) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~methaneLevelCritical~0 0))) [2019-10-13 21:20:37,391 INFO L443 ceAbstractionStarter]: For program point L62-1(line 62) no Hoare annotation was computed. [2019-10-13 21:20:37,391 INFO L443 ceAbstractionStarter]: For program point L60(lines 60 77) no Hoare annotation was computed. [2019-10-13 21:20:37,391 INFO L443 ceAbstractionStarter]: For program point L60-1(lines 52 80) no Hoare annotation was computed. [2019-10-13 21:20:37,391 INFO L446 ceAbstractionStarter]: At program point L58(line 58) the Hoare annotation is: true [2019-10-13 21:20:37,392 INFO L443 ceAbstractionStarter]: For program point L58-1(line 58) no Hoare annotation was computed. [2019-10-13 21:20:37,392 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 52 80) the Hoare annotation is: true [2019-10-13 21:20:37,392 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 52 80) no Hoare annotation was computed. [2019-10-13 21:20:37,392 INFO L439 ceAbstractionStarter]: At program point L67(line 67) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2019-10-13 21:20:37,392 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 44 51) the Hoare annotation is: true [2019-10-13 21:20:37,392 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 44 51) no Hoare annotation was computed. [2019-10-13 21:20:37,392 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 44 51) no Hoare annotation was computed. [2019-10-13 21:20:37,392 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 173 195) no Hoare annotation was computed. [2019-10-13 21:20:37,393 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 173 195) no Hoare annotation was computed. [2019-10-13 21:20:37,393 INFO L443 ceAbstractionStarter]: For program point L181(lines 181 189) no Hoare annotation was computed. [2019-10-13 21:20:37,393 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 173 195) no Hoare annotation was computed. [2019-10-13 21:20:37,393 INFO L443 ceAbstractionStarter]: For program point L181-2(lines 181 189) no Hoare annotation was computed. [2019-10-13 21:20:37,393 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 86 95) no Hoare annotation was computed. [2019-10-13 21:20:37,393 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 86 95) no Hoare annotation was computed. [2019-10-13 21:20:37,393 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 86 95) no Hoare annotation was computed. [2019-10-13 21:20:37,393 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 485 587) no Hoare annotation was computed. [2019-10-13 21:20:37,394 INFO L443 ceAbstractionStarter]: For program point L574(lines 574 581) no Hoare annotation was computed. [2019-10-13 21:20:37,394 INFO L443 ceAbstractionStarter]: For program point L535(lines 534 554) no Hoare annotation was computed. [2019-10-13 21:20:37,394 INFO L443 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2019-10-13 21:20:37,394 INFO L443 ceAbstractionStarter]: For program point L566-1(line 566) no Hoare annotation was computed. [2019-10-13 21:20:37,394 INFO L443 ceAbstractionStarter]: For program point L531(lines 531 572) no Hoare annotation was computed. [2019-10-13 21:20:37,394 INFO L443 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2019-10-13 21:20:37,394 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 485 587) no Hoare annotation was computed. [2019-10-13 21:20:37,394 INFO L443 ceAbstractionStarter]: For program point L550-1(line 550) no Hoare annotation was computed. [2019-10-13 21:20:37,395 INFO L443 ceAbstractionStarter]: For program point L509(lines 509 513) no Hoare annotation was computed. [2019-10-13 21:20:37,395 INFO L443 ceAbstractionStarter]: For program point L573(lines 573 584) no Hoare annotation was computed. [2019-10-13 21:20:37,395 INFO L443 ceAbstractionStarter]: For program point L536(lines 536 540) no Hoare annotation was computed. [2019-10-13 21:20:37,395 INFO L443 ceAbstractionStarter]: For program point L534-2(lines 534 554) no Hoare annotation was computed. [2019-10-13 21:20:37,396 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 485 587) no Hoare annotation was computed. [2019-10-13 21:20:37,396 INFO L443 ceAbstractionStarter]: For program point L555(lines 533 556) no Hoare annotation was computed. [2019-10-13 21:20:37,396 INFO L443 ceAbstractionStarter]: For program point L514(lines 514 530) no Hoare annotation was computed. [2019-10-13 21:20:37,396 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:20:37,396 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2019-10-13 21:20:37,396 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:20:37,396 INFO L443 ceAbstractionStarter]: For program point activatePumpFINAL(lines 823 830) no Hoare annotation was computed. [2019-10-13 21:20:37,396 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 823 830) no Hoare annotation was computed. [2019-10-13 21:20:37,397 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 823 830) no Hoare annotation was computed. [2019-10-13 21:20:37,397 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 196 204) no Hoare annotation was computed. [2019-10-13 21:20:37,397 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 196 204) no Hoare annotation was computed. [2019-10-13 21:20:37,397 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 196 204) no Hoare annotation was computed. [2019-10-13 21:20:37,397 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 152 163) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methaneLevelCritical~0) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:37,397 INFO L443 ceAbstractionStarter]: For program point L156-1(lines 152 163) no Hoare annotation was computed. [2019-10-13 21:20:37,397 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 152 163) no Hoare annotation was computed. [2019-10-13 21:20:37,397 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:20:37,398 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-13 21:20:37,398 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:20:37,398 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 164 172) the Hoare annotation is: true [2019-10-13 21:20:37,398 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 164 172) no Hoare annotation was computed. [2019-10-13 21:20:37,398 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 164 172) no Hoare annotation was computed. [2019-10-13 21:20:37,398 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 766 789) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-10-13 21:20:37,398 INFO L439 ceAbstractionStarter]: At program point L779(line 779) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2019-10-13 21:20:37,398 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 766 789) no Hoare annotation was computed. [2019-10-13 21:20:37,399 INFO L439 ceAbstractionStarter]: At program point L777(lines 777 783) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-10-13 21:20:37,399 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 766 789) no Hoare annotation was computed. [2019-10-13 21:20:37,399 INFO L439 ceAbstractionStarter]: At program point L772(line 772) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-10-13 21:20:37,400 INFO L443 ceAbstractionStarter]: For program point L770(lines 769 788) no Hoare annotation was computed. [2019-10-13 21:20:37,400 INFO L446 ceAbstractionStarter]: At program point L227-2(lines 227 241) the Hoare annotation is: true [2019-10-13 21:20:37,400 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 217 246) no Hoare annotation was computed. [2019-10-13 21:20:37,400 INFO L446 ceAbstractionStarter]: At program point L223(line 223) the Hoare annotation is: true [2019-10-13 21:20:37,400 INFO L443 ceAbstractionStarter]: For program point L223-1(line 223) no Hoare annotation was computed. [2019-10-13 21:20:37,401 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 217 246) the Hoare annotation is: true [2019-10-13 21:20:37,401 INFO L446 ceAbstractionStarter]: At program point L242(lines 217 246) the Hoare annotation is: true [2019-10-13 21:20:37,401 INFO L443 ceAbstractionStarter]: For program point L238(line 238) no Hoare annotation was computed. [2019-10-13 21:20:37,401 INFO L443 ceAbstractionStarter]: For program point L231(lines 231 235) no Hoare annotation was computed. [2019-10-13 21:20:37,401 INFO L446 ceAbstractionStarter]: At program point L231-1(lines 231 235) the Hoare annotation is: true [2019-10-13 21:20:37,401 INFO L443 ceAbstractionStarter]: For program point L228(line 228) no Hoare annotation was computed. [2019-10-13 21:20:37,402 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 128 139) the Hoare annotation is: true [2019-10-13 21:20:37,403 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 128 139) no Hoare annotation was computed. [2019-10-13 21:20:37,403 INFO L443 ceAbstractionStarter]: For program point L132-1(lines 128 139) no Hoare annotation was computed. [2019-10-13 21:20:37,403 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 272 278) no Hoare annotation was computed. [2019-10-13 21:20:37,403 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 272 278) the Hoare annotation is: true [2019-10-13 21:20:37,403 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:20:37,404 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 21:20:37,404 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-13 21:20:37,404 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:20:37,404 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 929 936) no Hoare annotation was computed. [2019-10-13 21:20:37,404 INFO L446 ceAbstractionStarter]: At program point startSystemENTRY(lines 929 936) the Hoare annotation is: true [2019-10-13 21:20:37,404 INFO L443 ceAbstractionStarter]: For program point startSystemFINAL(lines 929 936) no Hoare annotation was computed. [2019-10-13 21:20:37,404 INFO L443 ceAbstractionStarter]: For program point L144-1(lines 140 151) no Hoare annotation was computed. [2019-10-13 21:20:37,404 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 140 151) no Hoare annotation was computed. [2019-10-13 21:20:37,405 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 140 151) the Hoare annotation is: true [2019-10-13 21:20:37,405 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 681 688) no Hoare annotation was computed. [2019-10-13 21:20:37,405 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 681 688) the Hoare annotation is: true [2019-10-13 21:20:37,405 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 685) no Hoare annotation was computed. [2019-10-13 21:20:37,405 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 681 688) no Hoare annotation was computed. [2019-10-13 21:20:37,428 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 09:20:37 BoogieIcfgContainer [2019-10-13 21:20:37,428 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-13 21:20:37,432 INFO L168 Benchmark]: Toolchain (without parser) took 5421.99 ms. Allocated memory was 144.7 MB in the beginning and 248.0 MB in the end (delta: 103.3 MB). Free memory was 101.7 MB in the beginning and 105.1 MB in the end (delta: -3.4 MB). Peak memory consumption was 118.7 MB. Max. memory is 7.1 GB. [2019-10-13 21:20:37,434 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 144.7 MB. Free memory was 121.1 MB in the beginning and 120.9 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-10-13 21:20:37,436 INFO L168 Benchmark]: CACSL2BoogieTranslator took 727.39 ms. Allocated memory was 144.7 MB in the beginning and 202.9 MB in the end (delta: 58.2 MB). Free memory was 101.5 MB in the beginning and 169.9 MB in the end (delta: -68.5 MB). Peak memory consumption was 21.0 MB. Max. memory is 7.1 GB. [2019-10-13 21:20:37,438 INFO L168 Benchmark]: Boogie Preprocessor took 83.68 ms. Allocated memory is still 202.9 MB. Free memory was 169.9 MB in the beginning and 165.9 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2019-10-13 21:20:37,443 INFO L168 Benchmark]: RCFGBuilder took 1177.13 ms. Allocated memory was 202.9 MB in the beginning and 234.9 MB in the end (delta: 32.0 MB). Free memory was 165.9 MB in the beginning and 197.4 MB in the end (delta: -31.5 MB). Peak memory consumption was 83.6 MB. Max. memory is 7.1 GB. [2019-10-13 21:20:37,445 INFO L168 Benchmark]: TraceAbstraction took 3429.25 ms. Allocated memory was 234.9 MB in the beginning and 248.0 MB in the end (delta: 13.1 MB). Free memory was 197.4 MB in the beginning and 105.1 MB in the end (delta: 92.3 MB). Peak memory consumption was 124.2 MB. Max. memory is 7.1 GB. [2019-10-13 21:20:37,458 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 144.7 MB. Free memory was 121.1 MB in the beginning and 120.9 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 727.39 ms. Allocated memory was 144.7 MB in the beginning and 202.9 MB in the end (delta: 58.2 MB). Free memory was 101.5 MB in the beginning and 169.9 MB in the end (delta: -68.5 MB). Peak memory consumption was 21.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 83.68 ms. Allocated memory is still 202.9 MB. Free memory was 169.9 MB in the beginning and 165.9 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1177.13 ms. Allocated memory was 202.9 MB in the beginning and 234.9 MB in the end (delta: 32.0 MB). Free memory was 165.9 MB in the beginning and 197.4 MB in the end (delta: -31.5 MB). Peak memory consumption was 83.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3429.25 ms. Allocated memory was 234.9 MB in the beginning and 248.0 MB in the end (delta: 13.1 MB). Free memory was 197.4 MB in the beginning and 105.1 MB in the end (delta: 92.3 MB). Peak memory consumption was 124.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 685]: 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: 227]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 217]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || (0 == splverifierCounter && pumpRunning == 0)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 701]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 229 locations, 1 error locations. Result: SAFE, OverallTime: 3.3s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 1.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.9s, HoareTripleCheckerStatistics: 673 SDtfs, 367 SDslu, 1361 SDs, 0 SdLazy, 309 SolverSat, 21 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=410occurred 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: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 18 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 56 LocationsWithAnnotation, 446 PreInvPairs, 493 NumberOfFragments, 522 HoareAnnotationTreeSize, 446 FomulaSimplifications, 359 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 56 FomulaSimplificationsInter, 1573 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 288 NumberOfCodeBlocks, 288 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 283 ConstructedInterpolants, 0 QuantifiedInterpolants, 26703 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...