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 --sifa.abstract.domain IntervalDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product32.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 10:21:06,703 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 10:21:06,705 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 10:21:06,717 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 10:21:06,718 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 10:21:06,719 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 10:21:06,721 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 10:21:06,722 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 10:21:06,724 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 10:21:06,725 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 10:21:06,726 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 10:21:06,727 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 10:21:06,728 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 10:21:06,729 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 10:21:06,730 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 10:21:06,731 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 10:21:06,731 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 10:21:06,732 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 10:21:06,734 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 10:21:06,736 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 10:21:06,738 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 10:21:06,739 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 10:21:06,740 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 10:21:06,741 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 10:21:06,743 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 10:21:06,744 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 10:21:06,744 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 10:21:06,745 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 10:21:06,745 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 10:21:06,746 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 10:21:06,746 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 10:21:06,747 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 10:21:06,748 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 10:21:06,749 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 10:21:06,750 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 10:21:06,750 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 10:21:06,751 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 10:21:06,751 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 10:21:06,751 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 10:21:06,752 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 10:21:06,753 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 10:21:06,754 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 [2019-09-17 10:21:06,768 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 10:21:06,769 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 10:21:06,770 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 10:21:06,770 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 10:21:06,770 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 10:21:06,771 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 10:21:06,771 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 10:21:06,771 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 10:21:06,771 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 10:21:06,771 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 10:21:06,772 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 10:21:06,772 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 10:21:06,772 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 10:21:06,772 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 10:21:06,772 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 10:21:06,773 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 10:21:06,773 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 10:21:06,773 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 10:21:06,773 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 10:21:06,773 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 10:21:06,774 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 10:21:06,774 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 10:21:06,774 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 10:21:06,774 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 10:21:06,774 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 10:21:06,775 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 10:21:06,775 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 10:21:06,775 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 10:21:06,775 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-17 10:21:06,806 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 10:21:06,820 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 10:21:06,823 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 10:21:06,825 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 10:21:06,825 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 10:21:06,826 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product32.cil.c [2019-09-17 10:21:06,892 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f913fd3b5/fe9d677088de4d9da9759039b0f1cc94/FLAG10710703a [2019-09-17 10:21:07,466 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 10:21:07,467 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product32.cil.c [2019-09-17 10:21:07,481 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f913fd3b5/fe9d677088de4d9da9759039b0f1cc94/FLAG10710703a [2019-09-17 10:21:07,731 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f913fd3b5/fe9d677088de4d9da9759039b0f1cc94 [2019-09-17 10:21:07,743 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 10:21:07,745 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 10:21:07,748 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 10:21:07,748 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 10:21:07,753 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 10:21:07,754 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 10:21:07" (1/1) ... [2019-09-17 10:21:07,757 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73ec9619 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:21:07, skipping insertion in model container [2019-09-17 10:21:07,757 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 10:21:07" (1/1) ... [2019-09-17 10:21:07,765 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 10:21:07,835 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 10:21:08,320 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 10:21:08,338 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 10:21:08,447 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 10:21:08,490 INFO L192 MainTranslator]: Completed translation [2019-09-17 10:21:08,491 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:21:08 WrapperNode [2019-09-17 10:21:08,491 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 10:21:08,491 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 10:21:08,492 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 10:21:08,492 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 10:21:08,506 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:21:08" (1/1) ... [2019-09-17 10:21:08,506 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:21:08" (1/1) ... [2019-09-17 10:21:08,530 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:21:08" (1/1) ... [2019-09-17 10:21:08,530 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:21:08" (1/1) ... [2019-09-17 10:21:08,567 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:21:08" (1/1) ... [2019-09-17 10:21:08,579 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:21:08" (1/1) ... [2019-09-17 10:21:08,585 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:21:08" (1/1) ... [2019-09-17 10:21:08,593 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 10:21:08,593 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 10:21:08,594 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 10:21:08,594 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 10:21:08,595 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:21:08" (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 [2019-09-17 10:21:08,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 10:21:08,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 10:21:08,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 10:21:08,662 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 10:21:08,662 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 10:21:08,662 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 10:21:08,663 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-17 10:21:08,663 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-17 10:21:08,663 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 10:21:08,663 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-17 10:21:08,663 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 10:21:08,664 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 10:21:08,664 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 10:21:08,664 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 10:21:08,664 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 10:21:08,664 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-17 10:21:08,665 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-17 10:21:08,665 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-17 10:21:08,665 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 10:21:08,665 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 10:21:08,666 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 10:21:08,666 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 10:21:08,667 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 10:21:08,667 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 10:21:08,667 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 10:21:08,667 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 10:21:08,667 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 10:21:08,667 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 10:21:08,668 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 10:21:08,668 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 10:21:08,668 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 10:21:08,668 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 10:21:08,669 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 10:21:08,669 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-17 10:21:08,669 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-17 10:21:08,669 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-17 10:21:08,669 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 10:21:08,670 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 10:21:08,670 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 10:21:08,670 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 10:21:08,670 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 10:21:08,671 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 10:21:08,671 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 10:21:08,671 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 10:21:08,671 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 10:21:08,671 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 10:21:08,671 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 10:21:08,673 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 10:21:08,673 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-17 10:21:08,673 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-17 10:21:08,673 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 10:21:08,673 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 10:21:08,673 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 10:21:08,674 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 10:21:08,674 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 10:21:08,674 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 10:21:08,674 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-17 10:21:08,674 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 10:21:08,675 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 10:21:08,675 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 10:21:08,675 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 10:21:08,676 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-17 10:21:08,676 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 10:21:08,676 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-17 10:21:08,676 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-17 10:21:08,676 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-17 10:21:08,676 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 10:21:08,676 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-17 10:21:08,677 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 10:21:08,677 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 10:21:08,677 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 10:21:08,678 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-17 10:21:08,678 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 10:21:08,678 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 10:21:08,679 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 10:21:08,679 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 10:21:08,679 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 10:21:08,679 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 10:21:08,680 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 10:21:08,680 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 10:21:08,681 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 10:21:08,682 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 10:21:08,682 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 10:21:08,682 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 10:21:08,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 10:21:08,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 10:21:08,683 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 10:21:08,683 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 10:21:08,684 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 10:21:08,684 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 10:21:08,684 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 10:21:08,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 10:21:08,684 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 10:21:08,685 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 10:21:08,685 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 10:21:08,685 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 10:21:08,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 10:21:08,685 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 10:21:10,439 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 10:21:10,439 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 10:21:10,441 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 10:21:10 BoogieIcfgContainer [2019-09-17 10:21:10,441 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 10:21:10,441 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 10:21:10,441 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 10:21:10,442 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 10:21:10,443 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 10:21:10" (1/1) ... [2019-09-17 10:21:10,443 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-17 10:21:10,472 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 10:21:10,472 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 10:21:10,493 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 10:21:10,507 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 10:21:10,509 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 10:21:33,643 WARN L191 SmtUtils]: Spent 13.90 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-17 10:21:35,393 WARN L191 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 10:21:39,537 WARN L191 SmtUtils]: Spent 4.14 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-17 10:21:39,861 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-17 10:21:39,873 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 119 for LOIs [2019-09-17 10:21:39,920 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 119 for LOIs [2019-09-17 10:21:39,937 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 119 for LOIs [2019-09-17 10:21:40,416 WARN L191 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-17 10:21:40,869 WARN L191 SmtUtils]: Spent 421.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2019-09-17 10:21:41,290 WARN L191 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2019-09-17 10:21:42,527 WARN L191 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 150 [2019-09-17 10:21:42,923 WARN L191 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-17 10:21:43,569 WARN L191 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 10:21:43,930 WARN L191 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-17 10:21:44,301 WARN L191 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 10:21:44,655 WARN L191 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 10:21:45,746 WARN L191 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 145 [2019-09-17 10:21:46,088 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-17 10:21:46,470 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:21:46,858 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:21:47,225 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:21:47,585 WARN L191 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:21:48,634 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 10:21:48,999 WARN L191 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:21:49,387 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:21:49,768 WARN L191 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:21:50,146 WARN L191 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:21:51,196 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 10:21:51,545 WARN L191 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:21:51,913 WARN L191 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:21:52,275 WARN L191 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:21:52,634 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:21:52,995 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:21:53,351 WARN L191 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:21:54,372 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 10:21:54,728 WARN L191 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:21:55,124 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:21:55,505 WARN L191 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:21:55,863 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:21:56,925 WARN L191 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 10:21:57,277 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:21:57,626 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:21:57,992 WARN L191 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:21:58,399 WARN L191 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:21:58,792 WARN L191 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:21:59,170 WARN L191 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:21:59,520 WARN L191 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:21:59,879 WARN L191 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:22:00,235 WARN L191 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:22:00,598 WARN L191 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:22:00,960 WARN L191 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:22:01,326 WARN L191 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 10:22:01,688 WARN L191 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 10:22:02,031 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 10:22:02,377 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 10:22:02,729 WARN L191 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 10:22:03,072 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 10:22:03,421 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 10:22:03,765 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 10:22:04,825 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 10:22:05,814 WARN L191 SmtUtils]: Spent 986.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 10:22:06,829 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 10:22:07,808 WARN L191 SmtUtils]: Spent 977.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 10:22:08,798 WARN L191 SmtUtils]: Spent 988.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 10:22:09,776 WARN L191 SmtUtils]: Spent 975.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 10:22:10,759 WARN L191 SmtUtils]: Spent 980.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 10:22:11,741 WARN L191 SmtUtils]: Spent 979.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 10:22:12,086 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:22:12,424 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:22:12,775 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:22:13,126 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:22:13,460 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:22:13,800 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:22:14,140 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:22:14,473 WARN L191 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:22:15,467 WARN L191 SmtUtils]: Spent 968.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 133 [2019-09-17 10:22:16,440 WARN L191 SmtUtils]: Spent 970.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 133 [2019-09-17 10:22:17,400 WARN L191 SmtUtils]: Spent 957.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 133 [2019-09-17 10:22:18,374 WARN L191 SmtUtils]: Spent 972.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 133 [2019-09-17 10:22:19,352 WARN L191 SmtUtils]: Spent 976.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 133 [2019-09-17 10:22:20,381 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 138 DAG size of output: 133 [2019-09-17 10:22:21,406 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 138 DAG size of output: 133 [2019-09-17 10:22:22,434 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 138 DAG size of output: 133 [2019-09-17 10:22:22,808 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:22:23,179 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:22:23,536 WARN L191 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:22:24,590 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 10:22:24,940 WARN L191 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:22:25,285 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:22:26,175 WARN L191 SmtUtils]: Spent 883.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 118 [2019-09-17 10:22:27,124 WARN L191 SmtUtils]: Spent 943.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 128 [2019-09-17 10:22:27,628 WARN L191 SmtUtils]: Spent 467.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:22:27,970 WARN L191 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:22:28,326 WARN L191 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:22:29,361 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 10:22:29,705 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:22:30,045 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:22:30,925 WARN L191 SmtUtils]: Spent 874.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 118 [2019-09-17 10:22:31,881 WARN L191 SmtUtils]: Spent 950.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 128 [2019-09-17 10:22:32,260 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:22:32,627 WARN L191 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:22:32,984 WARN L191 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:22:34,017 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 10:22:34,364 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:22:34,707 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:22:35,592 WARN L191 SmtUtils]: Spent 880.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 118 [2019-09-17 10:22:36,536 WARN L191 SmtUtils]: Spent 939.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 128 [2019-09-17 10:22:36,895 WARN L191 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:22:37,254 WARN L191 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:22:37,614 WARN L191 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:22:38,669 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 10:22:39,013 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:22:39,389 WARN L191 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:22:40,279 WARN L191 SmtUtils]: Spent 884.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 118 [2019-09-17 10:22:41,224 WARN L191 SmtUtils]: Spent 940.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 128 [2019-09-17 10:22:41,589 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:22:41,954 WARN L191 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:22:42,314 WARN L191 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:22:43,357 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 10:22:43,698 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:22:44,033 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:22:44,913 WARN L191 SmtUtils]: Spent 874.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 118 [2019-09-17 10:22:45,861 WARN L191 SmtUtils]: Spent 942.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 128 [2019-09-17 10:22:46,183 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:22:46,550 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:22:46,901 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:22:47,263 WARN L191 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:22:48,296 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 10:22:48,643 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:22:48,999 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:22:49,902 WARN L191 SmtUtils]: Spent 898.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 118 [2019-09-17 10:22:50,847 WARN L191 SmtUtils]: Spent 940.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 128 [2019-09-17 10:22:51,168 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:22:52,186 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 144 [2019-09-17 10:22:52,532 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:22:52,890 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:22:53,247 WARN L191 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:22:54,258 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 10:22:54,601 WARN L191 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:22:54,943 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:22:55,792 WARN L191 SmtUtils]: Spent 844.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 118 [2019-09-17 10:22:56,104 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:22:57,085 WARN L191 SmtUtils]: Spent 977.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 132 [2019-09-17 10:22:57,413 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:22:57,758 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:22:58,107 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:22:58,449 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:22:59,447 WARN L191 SmtUtils]: Spent 992.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 10:22:59,778 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:23:00,107 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:23:00,963 WARN L191 SmtUtils]: Spent 848.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 118 [2019-09-17 10:23:01,299 WARN L191 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:23:01,643 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:23:01,979 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:23:02,968 WARN L191 SmtUtils]: Spent 984.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 10:23:03,297 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:23:03,301 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-17 10:23:03,302 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 108 for LOIs [2019-09-17 10:23:03,970 WARN L191 SmtUtils]: Spent 658.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 102 [2019-09-17 10:23:04,630 WARN L191 SmtUtils]: Spent 653.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 102 [2019-09-17 10:23:04,632 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 102 for LOIs [2019-09-17 10:23:04,638 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 102 for LOIs [2019-09-17 10:23:04,856 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-09-17 10:23:04,856 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 10:23:04,857 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 10:23:04,859 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 770#(and (<= |#t~string58.offset| 0) (<= 0 |#t~string62.offset|) (<= ~head~0.base 0) (<= 0 |#t~string19.offset|) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string70.offset|) (<= 0 |#t~string17.offset|) (<= |#t~string67.offset| 0) (<= ~systemActive~0 1) (<= ~head~0.offset 0) (<= 0 |#t~string32.offset|) (<= 0 |#t~string67.offset|) (<= |#t~string34.offset| 0) (<= 0 |#t~string11.offset|) (<= 0 |#t~string60.offset|) (<= |#t~string70.offset| 0) (<= 0 |#t~string59.offset|) (<= 0 |#t~string21.offset|) (<= |#t~string57.offset| 0) (<= 0 |#t~string69.offset|) (<= 0 ~head~0.base) (<= |#NULL.offset| 0) (<= |#t~string13.offset| 0) (<= |#t~string15.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= |#t~string9.offset| 0) (<= |#t~string71.offset| 0) (<= |#t~string11.offset| 0) (<= 0 |#t~string61.offset|) (<= 0 |#t~string36.offset|) (<= |#t~string36.offset| 0) (<= |#t~string66.offset| 0) (<= 0 |#t~string9.offset|) (<= |#t~string21.offset| 0) (<= |#t~string61.offset| 0) (<= 0 |#t~string15.offset|) (<= |#t~string59.offset| 0) (<= 0 |#t~string23.offset|) (<= 0 |#NULL.offset|) (<= |#t~string30.offset| 0) (<= |#t~string69.offset| 0) (<= |#t~string32.offset| 0) (<= |#t~string60.offset| 0) (<= ~cleanupTimeShifts~0 4) (<= 0 |#t~string13.offset|) (<= |#t~string62.offset| 0) (<= |#NULL.base| 0) (<= 0 |#t~string66.offset|) (<= |#t~string28.offset| 0) (<= 0 |#t~string30.offset|) (<= 0 |#t~string71.offset|) (<= |#t~string23.offset| 0) (<= |#t~string17.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= 0 |#t~string34.offset|) (<= |#t~string19.offset| 0) (<= |#t~string68.offset| 0) (<= 0 ~methAndRunningLastTime~0) (<= 0 |#t~string58.offset|) (<= 0 |#t~string57.offset|) (<= 0 |#t~string68.offset|) (<= 0 |#t~string28.offset|)) [2019-09-17 10:23:04,873 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 10:23:04,873 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 10:23:04,874 INFO L168 Benchmark]: Toolchain (without parser) took 117129.93 ms. Allocated memory was 140.0 MB in the beginning and 444.6 MB in the end (delta: 304.6 MB). Free memory was 86.5 MB in the beginning and 329.6 MB in the end (delta: -243.0 MB). Peak memory consumption was 61.6 MB. Max. memory is 7.1 GB. [2019-09-17 10:23:04,875 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 140.0 MB. Free memory was 106.0 MB in the beginning and 105.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 10:23:04,878 INFO L168 Benchmark]: CACSL2BoogieTranslator took 743.65 ms. Allocated memory was 140.0 MB in the beginning and 197.1 MB in the end (delta: 57.1 MB). Free memory was 86.3 MB in the beginning and 160.0 MB in the end (delta: -73.7 MB). Peak memory consumption was 21.6 MB. Max. memory is 7.1 GB. [2019-09-17 10:23:04,879 INFO L168 Benchmark]: Boogie Preprocessor took 101.66 ms. Allocated memory is still 197.1 MB. Free memory was 160.0 MB in the beginning and 155.7 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-09-17 10:23:04,880 INFO L168 Benchmark]: RCFGBuilder took 1847.54 ms. Allocated memory was 197.1 MB in the beginning and 222.3 MB in the end (delta: 25.2 MB). Free memory was 155.7 MB in the beginning and 140.3 MB in the end (delta: 15.4 MB). Peak memory consumption was 87.0 MB. Max. memory is 7.1 GB. [2019-09-17 10:23:04,880 INFO L168 Benchmark]: Sifa took 114431.69 ms. Allocated memory was 222.3 MB in the beginning and 444.6 MB in the end (delta: 222.3 MB). Free memory was 140.3 MB in the beginning and 329.6 MB in the end (delta: -189.2 MB). Peak memory consumption was 33.1 MB. Max. memory is 7.1 GB. [2019-09-17 10:23:04,883 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 140.0 MB. Free memory was 106.0 MB in the beginning and 105.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 743.65 ms. Allocated memory was 140.0 MB in the beginning and 197.1 MB in the end (delta: 57.1 MB). Free memory was 86.3 MB in the beginning and 160.0 MB in the end (delta: -73.7 MB). Peak memory consumption was 21.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 101.66 ms. Allocated memory is still 197.1 MB. Free memory was 160.0 MB in the beginning and 155.7 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1847.54 ms. Allocated memory was 197.1 MB in the beginning and 222.3 MB in the end (delta: 25.2 MB). Free memory was 155.7 MB in the beginning and 140.3 MB in the end (delta: 15.4 MB). Peak memory consumption was 87.0 MB. Max. memory is 7.1 GB. * Sifa took 114431.69 ms. Allocated memory was 222.3 MB in the beginning and 444.6 MB in the end (delta: 222.3 MB). Free memory was 140.3 MB in the beginning and 329.6 MB in the end (delta: -189.2 MB). Peak memory consumption was 33.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 114388, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 479, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 337, TOOLS_POST_TIME[ms]: 29109, TOOLS_POST_CALL_APPLICATIONS: 120, TOOLS_POST_CALL_TIME[ms]: 227, TOOLS_POST_RETURN_APPLICATIONS: 113, TOOLS_POST_RETURN_TIME[ms]: 114, TOOLS_QUANTIFIERELIM_APPLICATIONS: 569, TOOLS_QUANTIFIERELIM_TIME[ms]: 29258, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 28938, FLUID_QUERY_TIME[ms]: 20, FLUID_QUERIES: 493, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 196, DOMAIN_JOIN_TIME[ms]: 84231, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 5, DOMAIN_ISSUBSETEQ_APPLICATIONS: 14, DOMAIN_ISSUBSETEQ_TIME[ms]: 43, DOMAIN_ISBOTTOM_APPLICATIONS: 110, DOMAIN_ISBOTTOM_TIME[ms]: 431, LOOP_SUMMARIZER_APPLICATIONS: 12, LOOP_SUMMARIZER_CACHE_MISSES: 12, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 40543, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 40542, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 14, CALL_SUMMARIZER_APPLICATIONS: 113, CALL_SUMMARIZER_CACHE_MISSES: 25, CALL_SUMMARIZER_OVERALL_TIME[ms]: 29673, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 29672, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 10, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 56, DAG_COMPRESSION_PROCESSED_NODES: 1274, DAG_COMPRESSION_RETAINED_NODES: 331 - UnprovableResult [Line: 44]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 770#(and (<= |#t~string58.offset| 0) (<= 0 |#t~string62.offset|) (<= ~head~0.base 0) (<= 0 |#t~string19.offset|) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string70.offset|) (<= 0 |#t~string17.offset|) (<= |#t~string67.offset| 0) (<= ~systemActive~0 1) (<= ~head~0.offset 0) (<= 0 |#t~string32.offset|) (<= 0 |#t~string67.offset|) (<= |#t~string34.offset| 0) (<= 0 |#t~string11.offset|) (<= 0 |#t~string60.offset|) (<= |#t~string70.offset| 0) (<= 0 |#t~string59.offset|) (<= 0 |#t~string21.offset|) (<= |#t~string57.offset| 0) (<= 0 |#t~string69.offset|) (<= 0 ~head~0.base) (<= |#NULL.offset| 0) (<= |#t~string13.offset| 0) (<= |#t~string15.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= |#t~string9.offset| 0) (<= |#t~string71.offset| 0) (<= |#t~string11.offset| 0) (<= 0 |#t~string61.offset|) (<= 0 |#t~string36.offset|) (<= |#t~string36.offset| 0) (<= |#t~string66.offset| 0) (<= 0 |#t~string9.offset|) (<= |#t~string21.offset| 0) (<= |#t~string61.offset| 0) (<= 0 |#t~string15.offset|) (<= |#t~string59.offset| 0) (<= 0 |#t~string23.offset|) (<= 0 |#NULL.offset|) (<= |#t~string30.offset| 0) (<= |#t~string69.offset| 0) (<= |#t~string32.offset| 0) (<= |#t~string60.offset| 0) (<= ~cleanupTimeShifts~0 4) (<= 0 |#t~string13.offset|) (<= |#t~string62.offset| 0) (<= |#NULL.base| 0) (<= 0 |#t~string66.offset|) (<= |#t~string28.offset| 0) (<= 0 |#t~string30.offset|) (<= 0 |#t~string71.offset|) (<= |#t~string23.offset| 0) (<= |#t~string17.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= 0 |#t~string34.offset|) (<= |#t~string19.offset| 0) (<= |#t~string68.offset| 0) (<= 0 ~methAndRunningLastTime~0) (<= 0 |#t~string58.offset|) (<= 0 |#t~string57.offset|) (<= 0 |#t~string68.offset|) (<= 0 |#t~string28.offset|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...