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 ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer ReUseSupersetCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product17.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 22:40:50,693 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 22:40:50,695 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 22:40:50,706 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 22:40:50,707 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 22:40:50,708 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 22:40:50,709 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 22:40:50,711 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 22:40:50,713 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 22:40:50,714 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 22:40:50,715 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 22:40:50,716 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 22:40:50,716 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 22:40:50,717 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 22:40:50,718 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 22:40:50,719 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 22:40:50,720 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 22:40:50,721 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 22:40:50,723 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 22:40:50,724 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 22:40:50,726 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 22:40:50,727 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 22:40:50,728 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 22:40:50,729 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 22:40:50,731 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 22:40:50,732 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 22:40:50,732 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 22:40:50,733 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 22:40:50,733 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 22:40:50,734 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 22:40:50,735 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 22:40:50,735 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 22:40:50,736 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 22:40:50,737 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 22:40:50,738 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 22:40:50,738 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 22:40:50,739 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 22:40:50,739 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 22:40:50,739 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 22:40:50,740 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 22:40:50,741 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 22:40:50,741 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 [2019-09-18 22:40:50,756 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 22:40:50,756 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 22:40:50,757 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 22:40:50,757 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 22:40:50,758 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 22:40:50,758 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 22:40:50,758 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 22:40:50,758 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 22:40:50,759 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 22:40:50,759 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 22:40:50,759 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 22:40:50,759 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 22:40:50,759 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 22:40:50,760 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 22:40:50,760 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 22:40:50,760 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 22:40:50,760 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 22:40:50,760 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 22:40:50,761 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 22:40:50,761 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 22:40:50,761 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 22:40:50,761 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 22:40:50,761 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 22:40:50,762 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 22:40:50,762 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 22:40:50,762 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 22:40:50,762 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 22:40:50,762 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 22:40:50,763 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain 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 -> ReUseSupersetCallSummarizer 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 [2019-09-18 22:40:50,793 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 22:40:50,805 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 22:40:50,808 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 22:40:50,810 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 22:40:50,810 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 22:40:50,811 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product17.cil.c [2019-09-18 22:40:50,884 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e9652449/cc90c2a7b4f045aab9e1c056e130524b/FLAGa880f3789 [2019-09-18 22:40:51,475 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 22:40:51,476 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product17.cil.c [2019-09-18 22:40:51,489 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e9652449/cc90c2a7b4f045aab9e1c056e130524b/FLAGa880f3789 [2019-09-18 22:40:51,744 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e9652449/cc90c2a7b4f045aab9e1c056e130524b [2019-09-18 22:40:51,753 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 22:40:51,755 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 22:40:51,756 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 22:40:51,756 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 22:40:51,759 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 22:40:51,762 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 10:40:51" (1/1) ... [2019-09-18 22:40:51,764 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@385207fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:40:51, skipping insertion in model container [2019-09-18 22:40:51,764 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 10:40:51" (1/1) ... [2019-09-18 22:40:51,771 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 22:40:51,830 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 22:40:52,307 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 22:40:52,325 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 22:40:52,427 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 22:40:52,466 INFO L192 MainTranslator]: Completed translation [2019-09-18 22:40:52,467 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:40:52 WrapperNode [2019-09-18 22:40:52,467 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 22:40:52,468 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 22:40:52,468 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 22:40:52,468 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 22:40:52,482 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:40:52" (1/1) ... [2019-09-18 22:40:52,482 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:40:52" (1/1) ... [2019-09-18 22:40:52,509 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:40:52" (1/1) ... [2019-09-18 22:40:52,509 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:40:52" (1/1) ... [2019-09-18 22:40:52,535 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:40:52" (1/1) ... [2019-09-18 22:40:52,545 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:40:52" (1/1) ... [2019-09-18 22:40:52,550 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:40:52" (1/1) ... [2019-09-18 22:40:52,559 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 22:40:52,559 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 22:40:52,559 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 22:40:52,559 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 22:40:52,560 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:40:52" (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 [2019-09-18 22:40:52,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 22:40:52,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 22:40:52,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 22:40:52,614 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 22:40:52,614 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 22:40:52,615 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 22:40:52,615 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 22:40:52,616 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 22:40:52,616 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 22:40:52,616 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-18 22:40:52,617 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 22:40:52,617 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 22:40:52,618 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-18 22:40:52,618 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 22:40:52,618 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 22:40:52,618 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 22:40:52,620 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 22:40:52,621 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 22:40:52,621 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 22:40:52,621 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-18 22:40:52,621 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 22:40:52,621 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 22:40:52,621 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 22:40:52,622 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 22:40:52,622 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 22:40:52,622 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 22:40:52,622 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 22:40:52,622 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 22:40:52,622 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 22:40:52,622 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 22:40:52,623 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 22:40:52,623 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-18 22:40:52,623 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-18 22:40:52,623 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 22:40:52,623 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 22:40:52,624 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 22:40:52,624 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 22:40:52,624 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 22:40:52,624 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 22:40:52,624 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 22:40:52,624 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 22:40:52,625 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 22:40:52,625 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 22:40:52,625 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 22:40:52,625 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 22:40:52,625 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 22:40:52,625 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 22:40:52,625 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-18 22:40:52,626 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 22:40:52,626 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 22:40:52,626 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 22:40:52,626 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 22:40:52,626 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 22:40:52,626 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 22:40:52,627 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 22:40:52,627 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 22:40:52,627 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-18 22:40:52,627 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 22:40:52,627 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-18 22:40:52,628 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-18 22:40:52,628 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 22:40:52,628 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 22:40:52,628 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 22:40:52,629 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 22:40:52,629 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 22:40:52,629 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 22:40:52,629 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 22:40:52,629 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 22:40:52,629 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 22:40:52,629 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 22:40:52,630 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 22:40:52,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 22:40:52,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 22:40:52,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 22:40:52,631 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 22:40:52,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 22:40:52,632 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 22:40:52,632 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 22:40:52,632 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 22:40:52,632 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 22:40:52,632 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 22:40:52,633 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 22:40:52,633 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-18 22:40:52,634 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 22:40:52,634 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 22:40:52,634 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 22:40:52,634 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 22:40:52,635 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 22:40:52,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 22:40:52,635 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 22:40:54,131 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 22:40:54,131 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 22:40:54,132 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 10:40:54 BoogieIcfgContainer [2019-09-18 22:40:54,132 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 22:40:54,133 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 22:40:54,133 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 22:40:54,133 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 22:40:54,135 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 10:40:54" (1/1) ... [2019-09-18 22:40:54,136 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ 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=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-18 22:40:54,172 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 22:40:54,172 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 22:40:54,184 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 22:40:54,200 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 22:40:54,201 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 22:41:06,839 WARN L191 SmtUtils]: Spent 12.51 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-18 22:41:18,924 WARN L191 SmtUtils]: Spent 12.08 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-18 22:41:42,212 WARN L191 SmtUtils]: Spent 14.59 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-18 22:41:43,923 WARN L191 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-18 22:41:47,698 WARN L191 SmtUtils]: Spent 3.77 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-18 22:41:47,708 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 432 for LOIs [2019-09-18 22:41:49,443 WARN L191 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 22:41:51,136 WARN L191 SmtUtils]: Spent 1.69 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 22:41:52,836 WARN L191 SmtUtils]: Spent 1.69 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 22:41:54,515 WARN L191 SmtUtils]: Spent 1.68 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 22:41:56,266 WARN L191 SmtUtils]: Spent 1.74 s on a formula simplification that was a NOOP. DAG size: 428 [2019-09-18 22:41:58,038 WARN L191 SmtUtils]: Spent 1.77 s on a formula simplification that was a NOOP. DAG size: 428 [2019-09-18 22:41:59,747 WARN L191 SmtUtils]: Spent 1.70 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 22:42:01,400 WARN L191 SmtUtils]: Spent 1.65 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 22:42:01,406 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 432 for LOIs [2019-09-18 22:42:03,169 WARN L191 SmtUtils]: Spent 1.75 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-18 22:42:04,889 WARN L191 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-18 22:42:04,898 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 432 for LOIs [2019-09-18 22:42:08,380 WARN L191 SmtUtils]: Spent 3.39 s on a formula simplification. DAG size of input: 433 DAG size of output: 427 [2019-09-18 22:42:10,080 WARN L191 SmtUtils]: Spent 1.70 s on a formula simplification that was a NOOP. DAG size: 427 [2019-09-18 22:42:13,488 WARN L191 SmtUtils]: Spent 3.37 s on a formula simplification. DAG size of input: 431 DAG size of output: 426 [2019-09-18 22:42:15,196 WARN L191 SmtUtils]: Spent 1.71 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-18 22:42:27,141 WARN L191 SmtUtils]: Spent 11.90 s on a formula simplification. DAG size of input: 469 DAG size of output: 464 [2019-09-18 22:42:32,935 WARN L191 SmtUtils]: Spent 5.79 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-18 22:42:44,715 WARN L191 SmtUtils]: Spent 11.78 s on a formula simplification. DAG size of input: 469 DAG size of output: 464 [2019-09-18 22:42:50,516 WARN L191 SmtUtils]: Spent 5.80 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-18 22:42:53,984 WARN L191 SmtUtils]: Spent 3.41 s on a formula simplification. DAG size of input: 431 DAG size of output: 426 [2019-09-18 22:42:55,706 WARN L191 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-18 22:43:11,125 WARN L191 SmtUtils]: Spent 15.39 s on a formula simplification. DAG size of input: 473 DAG size of output: 467 [2019-09-18 22:43:11,236 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-18 22:43:11,341 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-18 22:43:11,452 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-18 22:43:11,755 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-18 22:43:27,123 WARN L191 SmtUtils]: Spent 15.37 s on a formula simplification. DAG size of input: 473 DAG size of output: 467 [2019-09-18 22:43:27,239 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-18 22:43:27,342 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-18 22:43:27,452 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-18 22:43:27,749 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-18 22:43:32,298 WARN L191 SmtUtils]: Spent 4.53 s on a formula simplification. DAG size of input: 485 DAG size of output: 478 [2019-09-18 22:43:32,401 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-18 22:43:32,600 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-18 22:43:32,862 WARN L191 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 74 [2019-09-18 22:43:37,325 WARN L191 SmtUtils]: Spent 4.46 s on a formula simplification. DAG size of input: 485 DAG size of output: 478 [2019-09-18 22:43:37,434 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-18 22:43:37,652 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-18 22:43:37,928 WARN L191 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 74 [2019-09-18 22:43:38,714 WARN L191 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 87 [2019-09-18 22:43:38,991 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-18 22:43:39,250 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 77 [2019-09-18 22:43:39,729 WARN L191 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 90 [2019-09-18 22:43:39,853 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-18 22:43:40,173 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 72 [2019-09-18 22:43:40,577 WARN L191 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 75 [2019-09-18 22:43:41,177 WARN L191 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 85 [2019-09-18 22:43:41,321 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-18 22:43:41,563 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 69 [2019-09-18 22:43:42,158 WARN L191 SmtUtils]: Spent 515.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 83 [2019-09-18 22:43:42,836 WARN L191 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 87 [2019-09-18 22:43:43,035 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-18 22:43:43,464 WARN L191 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 87 [2019-09-18 22:43:43,681 WARN L191 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-18 22:43:43,888 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 72 [2019-09-18 22:43:44,224 WARN L191 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 80 [2019-09-18 22:43:44,619 WARN L191 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 89 [2019-09-18 22:43:45,173 WARN L191 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 92 [2019-09-18 22:43:45,344 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-18 22:43:45,836 WARN L191 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 93 [2019-09-18 22:43:46,164 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-09-18 22:43:46,370 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-09-18 22:43:46,672 WARN L191 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 78 [2019-09-18 22:43:47,431 WARN L191 SmtUtils]: Spent 663.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 85 [2019-09-18 22:43:48,183 WARN L191 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 85 [2019-09-18 22:43:48,304 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-18 22:43:49,157 WARN L191 SmtUtils]: Spent 637.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 91 [2019-09-18 22:43:49,458 WARN L191 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-18 22:43:50,111 WARN L191 SmtUtils]: Spent 650.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 104 [2019-09-18 22:43:50,450 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-18 22:43:50,655 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-09-18 22:43:50,907 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-09-18 22:43:51,574 WARN L191 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 85 [2019-09-18 22:43:52,205 WARN L191 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 85 [2019-09-18 22:43:53,038 WARN L191 SmtUtils]: Spent 639.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 91 [2019-09-18 22:43:53,343 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-18 22:43:54,025 WARN L191 SmtUtils]: Spent 679.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 104 [2019-09-18 22:43:54,368 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-18 22:43:54,373 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-18 22:43:54,375 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 75 for LOIs [2019-09-18 22:43:55,041 WARN L191 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 87 [2019-09-18 22:43:55,318 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-18 22:43:55,885 WARN L191 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 87 [2019-09-18 22:43:56,083 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-18 22:43:56,499 WARN L191 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 87 [2019-09-18 22:43:56,703 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-18 22:43:56,706 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 77 for LOIs [2019-09-18 22:43:56,910 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-18 22:43:56,914 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 91 for LOIs [2019-09-18 22:43:57,180 WARN L191 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 84 [2019-09-18 22:43:57,269 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 22:43:57,269 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 22:43:57,271 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 301#(and (not (= 0 ~methAndRunningLastTime~0)) (not (= ~pumpRunning~0 0)) (not (= 0 ~methaneLevelCritical~0)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string25.offset| 0) (= ~head~0.offset 0) (= |#t~string63.offset| 0) (<= ~pumpRunning~0 2147483647) (and (= |#NULL.base| 0) (= |#t~string65.offset| 0) (= |#t~string21.offset| 0) (= |#t~string61.offset| 0) (= |#t~string1.offset| 0) (= |#t~string55.offset| 0) (= |#t~string56.offset| 0) (= |#t~string29.offset| 0) (= |#t~string7.offset| 0) (= |#t~string57.offset| 0) (= |#t~string27.offset| 0) (= |#t~string54.offset| 0) (= ~systemActive~0 1) (= |#t~string66.offset| 0) (= |#t~string62.offset| 0) (= ~head~0.base 0) (= |#t~string64.offset| 0) (= |#t~string19.offset| 0) (= |#t~string3.offset| 0) (= |#t~string9.offset| 0) (= ~cleanupTimeShifts~0 4) (= |#t~string52.offset| 0)) (= |#t~string31.offset| 0) (= |#NULL.offset| 0) (= |#t~string5.offset| 0) (= |#t~string17.offset| 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (= |#t~string53.offset| 0) (= |#t~string23.offset| 0)) [2019-09-18 22:43:57,284 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 22:43:57,284 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 22:43:57,286 INFO L168 Benchmark]: Toolchain (without parser) took 185531.35 ms. Allocated memory was 134.2 MB in the beginning and 180.4 MB in the end (delta: 46.1 MB). Free memory was 89.3 MB in the beginning and 132.7 MB in the end (delta: -43.4 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. [2019-09-18 22:43:57,287 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 134.2 MB. Free memory was 108.5 MB in the beginning and 108.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-18 22:43:57,288 INFO L168 Benchmark]: CACSL2BoogieTranslator took 711.44 ms. Allocated memory was 134.2 MB in the beginning and 201.3 MB in the end (delta: 67.1 MB). Free memory was 89.1 MB in the beginning and 164.4 MB in the end (delta: -75.3 MB). Peak memory consumption was 26.1 MB. Max. memory is 7.1 GB. [2019-09-18 22:43:57,288 INFO L168 Benchmark]: Boogie Preprocessor took 91.21 ms. Allocated memory is still 201.3 MB. Free memory was 164.4 MB in the beginning and 160.2 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-09-18 22:43:57,289 INFO L168 Benchmark]: RCFGBuilder took 1573.44 ms. Allocated memory was 201.3 MB in the beginning and 228.6 MB in the end (delta: 27.3 MB). Free memory was 160.2 MB in the beginning and 146.7 MB in the end (delta: 13.4 MB). Peak memory consumption was 85.0 MB. Max. memory is 7.1 GB. [2019-09-18 22:43:57,290 INFO L168 Benchmark]: Sifa took 183151.34 ms. Allocated memory was 228.6 MB in the beginning and 180.4 MB in the end (delta: -48.2 MB). Free memory was 146.7 MB in the beginning and 132.7 MB in the end (delta: 14.1 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-18 22:43:57,294 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 134.2 MB. Free memory was 108.5 MB in the beginning and 108.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 711.44 ms. Allocated memory was 134.2 MB in the beginning and 201.3 MB in the end (delta: 67.1 MB). Free memory was 89.1 MB in the beginning and 164.4 MB in the end (delta: -75.3 MB). Peak memory consumption was 26.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 91.21 ms. Allocated memory is still 201.3 MB. Free memory was 164.4 MB in the beginning and 160.2 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1573.44 ms. Allocated memory was 201.3 MB in the beginning and 228.6 MB in the end (delta: 27.3 MB). Free memory was 160.2 MB in the beginning and 146.7 MB in the end (delta: 13.4 MB). Peak memory consumption was 85.0 MB. Max. memory is 7.1 GB. * Sifa took 183151.34 ms. Allocated memory was 228.6 MB in the beginning and 180.4 MB in the end (delta: -48.2 MB). Free memory was 146.7 MB in the beginning and 132.7 MB in the end (delta: 14.1 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 183099, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 144, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 100, TOOLS_POST_TIME[ms]: 105, TOOLS_POST_CALL_APPLICATIONS: 38, TOOLS_POST_CALL_TIME[ms]: 110, TOOLS_POST_RETURN_APPLICATIONS: 31, TOOLS_POST_RETURN_TIME[ms]: 28840, TOOLS_QUANTIFIERELIM_APPLICATIONS: 168, TOOLS_QUANTIFIERELIM_TIME[ms]: 28955, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 28771, FLUID_QUERY_TIME[ms]: 12, FLUID_QUERIES: 146, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 52, DOMAIN_JOIN_TIME[ms]: 152593, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 18, DOMAIN_ISSUBSETEQ_TIME[ms]: 102, DOMAIN_ISBOTTOM_APPLICATIONS: 28, DOMAIN_ISBOTTOM_TIME[ms]: 260, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 16187, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 16186, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 31, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 67113, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 35, DAG_COMPRESSION_PROCESSED_NODES: 386, DAG_COMPRESSION_RETAINED_NODES: 176 - UnprovableResult [Line: 402]: 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 301#(and (not (= 0 ~methAndRunningLastTime~0)) (not (= ~pumpRunning~0 0)) (not (= 0 ~methaneLevelCritical~0)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string25.offset| 0) (= ~head~0.offset 0) (= |#t~string63.offset| 0) (<= ~pumpRunning~0 2147483647) (and (= |#NULL.base| 0) (= |#t~string65.offset| 0) (= |#t~string21.offset| 0) (= |#t~string61.offset| 0) (= |#t~string1.offset| 0) (= |#t~string55.offset| 0) (= |#t~string56.offset| 0) (= |#t~string29.offset| 0) (= |#t~string7.offset| 0) (= |#t~string57.offset| 0) (= |#t~string27.offset| 0) (= |#t~string54.offset| 0) (= ~systemActive~0 1) (= |#t~string66.offset| 0) (= |#t~string62.offset| 0) (= ~head~0.base 0) (= |#t~string64.offset| 0) (= |#t~string19.offset| 0) (= |#t~string3.offset| 0) (= |#t~string9.offset| 0) (= ~cleanupTimeShifts~0 4) (= |#t~string52.offset| 0)) (= |#t~string31.offset| 0) (= |#NULL.offset| 0) (= |#t~string5.offset| 0) (= |#t~string17.offset| 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (= |#t~string53.offset| 0) (= |#t~string23.offset| 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...