java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product30.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f3d0b09 [2019-08-08 12:21:02,733 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-08 12:21:02,736 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-08 12:21:02,747 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-08 12:21:02,748 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-08 12:21:02,749 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-08 12:21:02,750 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-08 12:21:02,752 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-08 12:21:02,754 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-08 12:21:02,755 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-08 12:21:02,756 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-08 12:21:02,758 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-08 12:21:02,759 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-08 12:21:02,763 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-08 12:21:02,764 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-08 12:21:02,768 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-08 12:21:02,769 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-08 12:21:02,770 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-08 12:21:02,778 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-08 12:21:02,783 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-08 12:21:02,785 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-08 12:21:02,789 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-08 12:21:02,790 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-08 12:21:02,791 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-08 12:21:02,793 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-08 12:21:02,794 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-08 12:21:02,794 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-08 12:21:02,795 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-08 12:21:02,795 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-08 12:21:02,796 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-08 12:21:02,796 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-08 12:21:02,797 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-08 12:21:02,798 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-08 12:21:02,799 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-08 12:21:02,800 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-08 12:21:02,800 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-08 12:21:02,801 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-08 12:21:02,801 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-08 12:21:02,801 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-08 12:21:02,802 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-08 12:21:02,803 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-08 12:21:02,804 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 [2019-08-08 12:21:02,824 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-08 12:21:02,824 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-08 12:21:02,826 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-08 12:21:02,826 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-08 12:21:02,826 INFO L138 SettingsManager]: * Use SBE=true [2019-08-08 12:21:02,827 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-08 12:21:02,827 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-08 12:21:02,827 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-08 12:21:02,827 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-08 12:21:02,827 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-08 12:21:02,828 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-08 12:21:02,828 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-08 12:21:02,828 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-08 12:21:02,828 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-08 12:21:02,828 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-08 12:21:02,829 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-08 12:21:02,829 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-08 12:21:02,829 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-08 12:21:02,829 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-08 12:21:02,829 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-08 12:21:02,830 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-08 12:21:02,830 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-08 12:21:02,830 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-08 12:21:02,830 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-08 12:21:02,831 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-08 12:21:02,831 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-08 12:21:02,831 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-08 12:21:02,831 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-08 12:21:02,831 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-08 12:21:02,861 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-08 12:21:02,878 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-08 12:21:02,882 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-08 12:21:02,883 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-08 12:21:02,884 INFO L275 PluginConnector]: CDTParser initialized [2019-08-08 12:21:02,884 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product30.cil.c [2019-08-08 12:21:02,945 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6bae20c7f/2d942826879e47c7ac9af81e4c746435/FLAG722536190 [2019-08-08 12:21:03,528 INFO L306 CDTParser]: Found 1 translation units. [2019-08-08 12:21:03,529 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product30.cil.c [2019-08-08 12:21:03,548 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6bae20c7f/2d942826879e47c7ac9af81e4c746435/FLAG722536190 [2019-08-08 12:21:03,793 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6bae20c7f/2d942826879e47c7ac9af81e4c746435 [2019-08-08 12:21:03,804 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-08 12:21:03,806 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-08 12:21:03,807 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-08 12:21:03,807 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-08 12:21:03,811 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-08 12:21:03,812 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 12:21:03" (1/1) ... [2019-08-08 12:21:03,815 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2891a506 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 12:21:03, skipping insertion in model container [2019-08-08 12:21:03,816 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 12:21:03" (1/1) ... [2019-08-08 12:21:03,824 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-08 12:21:03,892 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-08 12:21:04,393 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 12:21:04,418 INFO L188 MainTranslator]: Completed pre-run [2019-08-08 12:21:04,516 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 12:21:04,553 INFO L192 MainTranslator]: Completed translation [2019-08-08 12:21:04,553 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 12:21:04 WrapperNode [2019-08-08 12:21:04,554 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-08 12:21:04,554 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-08 12:21:04,554 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-08 12:21:04,555 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-08 12:21:04,565 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 12:21:04" (1/1) ... [2019-08-08 12:21:04,565 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 12:21:04" (1/1) ... [2019-08-08 12:21:04,583 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 12:21:04" (1/1) ... [2019-08-08 12:21:04,584 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 12:21:04" (1/1) ... [2019-08-08 12:21:04,616 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 12:21:04" (1/1) ... [2019-08-08 12:21:04,627 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 12:21:04" (1/1) ... [2019-08-08 12:21:04,632 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 12:21:04" (1/1) ... [2019-08-08 12:21:04,640 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-08 12:21:04,641 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-08 12:21:04,641 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-08 12:21:04,641 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-08 12:21:04,642 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 12:21:04" (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 [2019-08-08 12:21:04,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-08 12:21:04,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-08 12:21:04,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-08-08 12:21:04,711 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-08-08 12:21:04,712 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-08-08 12:21:04,712 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-08-08 12:21:04,712 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-08-08 12:21:04,712 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-08-08 12:21:04,712 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-08-08 12:21:04,713 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-08-08 12:21:04,713 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-08-08 12:21:04,713 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-08-08 12:21:04,714 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-08-08 12:21:04,714 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-08-08 12:21:04,715 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-08-08 12:21:04,715 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-08-08 12:21:04,717 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-08-08 12:21:04,718 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-08 12:21:04,718 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-08-08 12:21:04,718 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-08-08 12:21:04,719 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-08-08 12:21:04,719 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-08-08 12:21:04,719 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-08-08 12:21:04,719 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-08-08 12:21:04,719 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-08-08 12:21:04,719 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-08-08 12:21:04,720 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-08-08 12:21:04,720 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-08-08 12:21:04,720 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-08-08 12:21:04,720 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-08-08 12:21:04,720 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-08-08 12:21:04,720 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-08-08 12:21:04,720 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-08-08 12:21:04,721 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-08-08 12:21:04,721 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-08-08 12:21:04,721 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-08-08 12:21:04,721 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-08-08 12:21:04,721 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-08-08 12:21:04,721 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-08-08 12:21:04,721 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-08-08 12:21:04,722 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-08-08 12:21:04,722 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-08 12:21:04,723 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-08 12:21:04,723 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-08-08 12:21:04,723 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-08-08 12:21:04,723 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-08 12:21:04,723 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-08 12:21:04,723 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-08-08 12:21:04,723 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-08 12:21:04,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-08 12:21:04,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-08 12:21:04,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-08 12:21:04,724 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-08-08 12:21:04,724 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-08 12:21:04,724 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-08-08 12:21:04,725 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-08-08 12:21:04,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-08 12:21:04,725 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-08-08 12:21:04,725 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-08-08 12:21:04,725 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-08 12:21:04,725 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-08-08 12:21:04,726 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-08-08 12:21:04,726 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-08-08 12:21:04,726 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-08-08 12:21:04,726 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-08-08 12:21:04,726 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-08-08 12:21:04,727 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-08-08 12:21:04,727 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-08-08 12:21:04,727 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-08-08 12:21:04,727 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-08-08 12:21:04,727 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-08-08 12:21:04,728 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-08-08 12:21:04,728 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-08-08 12:21:04,728 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-08-08 12:21:04,729 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-08-08 12:21:04,729 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-08 12:21:04,729 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-08-08 12:21:04,729 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-08-08 12:21:04,729 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-08-08 12:21:04,729 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-08-08 12:21:04,730 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-08-08 12:21:04,730 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-08-08 12:21:04,730 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-08-08 12:21:04,731 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-08-08 12:21:04,731 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-08-08 12:21:04,731 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-08-08 12:21:04,731 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-08-08 12:21:04,732 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-08-08 12:21:04,732 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-08-08 12:21:04,732 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-08-08 12:21:04,733 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-08-08 12:21:04,733 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-08-08 12:21:04,733 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-08-08 12:21:04,734 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-08 12:21:04,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-08-08 12:21:04,734 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-08 12:21:06,305 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-08 12:21:06,305 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-08-08 12:21:06,307 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 12:21:06 BoogieIcfgContainer [2019-08-08 12:21:06,307 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-08 12:21:06,307 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-08 12:21:06,308 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-08 12:21:06,308 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-08 12:21:06,309 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 12:21:06" (1/1) ... [2019-08-08 12:21:06,321 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-08 12:21:06,323 INFO L155 IcfgInterpreter]: Building call graph [2019-08-08 12:21:06,331 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-08 12:21:06,339 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-08 12:21:06,341 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-08 12:21:06,463 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 456 [2019-08-08 12:21:06,501 INFO L185 IcfgInterpreter]: Interpreting procedure runTest with input of size 456 [2019-08-08 12:21:06,511 INFO L185 IcfgInterpreter]: Interpreting procedure test with input of size 456 [2019-08-08 12:21:06,814 INFO L185 IcfgInterpreter]: Interpreting procedure cleanup with input of size 31 [2019-08-08 12:21:06,870 INFO L185 IcfgInterpreter]: Interpreting procedure timeShift with input of size 1 [2019-08-08 12:21:06,873 INFO L185 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 22 [2019-08-08 12:21:06,877 INFO L185 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 33 [2019-08-08 12:21:06,878 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-08 12:21:06,878 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-08 12:21:06,881 INFO L179 IcfgInterpreter]: Location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 451#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (or (and (or (and (or (< 0 (+ ~waterLevel~0 1)) (not (< 0 ~waterLevel~0))) (not (= ~pumpRunning~0 0))) (= ~pumpRunning~0 0)) (= 0 ~systemActive~0)) (not (= 0 ~systemActive~0))) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))) [2019-08-08 12:21:06,882 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-08 12:21:06,890 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-08 12:21:06,893 INFO L168 Benchmark]: Toolchain (without parser) took 3086.26 ms. Allocated memory was 132.1 MB in the beginning and 221.8 MB in the end (delta: 89.7 MB). Free memory was 86.6 MB in the beginning and 132.6 MB in the end (delta: -46.1 MB). Peak memory consumption was 85.9 MB. Max. memory is 7.1 GB. [2019-08-08 12:21:06,894 INFO L168 Benchmark]: CDTParser took 0.42 ms. Allocated memory is still 132.1 MB. Free memory was 106.3 MB in the beginning and 106.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-08 12:21:06,896 INFO L168 Benchmark]: CACSL2BoogieTranslator took 746.92 ms. Allocated memory was 132.1 MB in the beginning and 199.2 MB in the end (delta: 67.1 MB). Free memory was 86.4 MB in the beginning and 163.8 MB in the end (delta: -77.4 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. [2019-08-08 12:21:06,899 INFO L168 Benchmark]: Boogie Preprocessor took 86.14 ms. Allocated memory is still 199.2 MB. Free memory was 163.8 MB in the beginning and 159.3 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-08-08 12:21:06,900 INFO L168 Benchmark]: RCFGBuilder took 1666.20 ms. Allocated memory is still 199.2 MB. Free memory was 159.3 MB in the beginning and 78.3 MB in the end (delta: 81.0 MB). Peak memory consumption was 81.0 MB. Max. memory is 7.1 GB. [2019-08-08 12:21:06,901 INFO L168 Benchmark]: Symbolic Interpretation took 582.60 ms. Allocated memory was 199.2 MB in the beginning and 221.8 MB in the end (delta: 22.5 MB). Free memory was 78.3 MB in the beginning and 132.6 MB in the end (delta: -54.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 7.1 GB. [2019-08-08 12:21:06,912 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 920]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Interpreter reached this location of interest. Location might be reachable.. Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 ms. Allocated memory is still 132.1 MB. Free memory was 106.3 MB in the beginning and 106.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 746.92 ms. Allocated memory was 132.1 MB in the beginning and 199.2 MB in the end (delta: 67.1 MB). Free memory was 86.4 MB in the beginning and 163.8 MB in the end (delta: -77.4 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 86.14 ms. Allocated memory is still 199.2 MB. Free memory was 163.8 MB in the beginning and 159.3 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1666.20 ms. Allocated memory is still 199.2 MB. Free memory was 159.3 MB in the beginning and 78.3 MB in the end (delta: 81.0 MB). Peak memory consumption was 81.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 582.60 ms. Allocated memory was 199.2 MB in the beginning and 221.8 MB in the end (delta: 22.5 MB). Free memory was 78.3 MB in the beginning and 132.6 MB in the end (delta: -54.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...