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 SequenceOfStatements --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product28.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 04:01:17,747 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 04:01:17,749 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 04:01:17,762 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 04:01:17,762 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 04:01:17,763 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 04:01:17,764 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 04:01:17,777 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 04:01:17,778 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 04:01:17,779 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 04:01:17,780 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 04:01:17,782 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 04:01:17,783 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 04:01:17,786 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 04:01:17,788 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 04:01:17,790 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 04:01:17,792 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 04:01:17,796 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 04:01:17,798 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 04:01:17,804 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 04:01:17,808 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 04:01:17,809 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 04:01:17,812 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 04:01:17,813 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 04:01:17,815 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 04:01:17,815 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 04:01:17,816 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 04:01:17,818 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 04:01:17,819 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 04:01:17,821 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 04:01:17,821 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 04:01:17,823 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 04:01:17,824 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 04:01:17,825 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 04:01:17,827 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 04:01:17,827 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 04:01:17,828 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 04:01:17,828 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 04:01:17,828 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 04:01:17,830 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 04:01:17,831 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 04:01:17,832 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 04:01:17,855 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 04:01:17,856 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 04:01:17,858 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 04:01:17,859 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 04:01:17,859 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 04:01:17,859 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 04:01:17,859 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 04:01:17,860 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 04:01:17,860 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 04:01:17,860 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 04:01:17,861 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 04:01:17,862 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 04:01:17,862 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 04:01:17,862 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 04:01:17,863 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 04:01:17,863 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 04:01:17,863 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 04:01:17,863 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 04:01:17,864 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 04:01:17,864 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 04:01:17,864 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 04:01:17,864 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 04:01:17,865 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 04:01:17,865 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 04:01:17,865 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 04:01:17,865 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 04:01:17,866 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 04:01:17,866 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 04:01:17,866 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 -> SequenceOfStatements 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 [2019-09-18 04:01:17,921 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 04:01:17,941 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 04:01:17,946 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 04:01:17,948 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 04:01:17,948 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 04:01:17,949 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product28.cil.c [2019-09-18 04:01:18,021 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e954a9ae/752dcd8ba75042c09ad35c3ce0865efc/FLAG1589d548f [2019-09-18 04:01:18,486 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 04:01:18,486 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product28.cil.c [2019-09-18 04:01:18,500 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e954a9ae/752dcd8ba75042c09ad35c3ce0865efc/FLAG1589d548f [2019-09-18 04:01:18,855 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e954a9ae/752dcd8ba75042c09ad35c3ce0865efc [2019-09-18 04:01:18,867 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 04:01:18,869 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 04:01:18,872 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 04:01:18,872 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 04:01:18,875 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 04:01:18,875 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 04:01:18" (1/1) ... [2019-09-18 04:01:18,878 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b9c1821 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:01:18, skipping insertion in model container [2019-09-18 04:01:18,878 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 04:01:18" (1/1) ... [2019-09-18 04:01:18,884 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 04:01:18,941 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 04:01:19,376 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 04:01:19,398 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 04:01:19,509 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 04:01:19,548 INFO L192 MainTranslator]: Completed translation [2019-09-18 04:01:19,549 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:01:19 WrapperNode [2019-09-18 04:01:19,549 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 04:01:19,550 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 04:01:19,550 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 04:01:19,550 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 04:01:19,563 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:01:19" (1/1) ... [2019-09-18 04:01:19,563 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:01:19" (1/1) ... [2019-09-18 04:01:19,583 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:01:19" (1/1) ... [2019-09-18 04:01:19,583 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:01:19" (1/1) ... [2019-09-18 04:01:19,612 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:01:19" (1/1) ... [2019-09-18 04:01:19,623 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:01:19" (1/1) ... [2019-09-18 04:01:19,628 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:01:19" (1/1) ... [2019-09-18 04:01:19,636 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 04:01:19,636 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 04:01:19,637 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 04:01:19,637 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 04:01:19,638 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:01:19" (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 04:01:19,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 04:01:19,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 04:01:19,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 04:01:19,695 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 04:01:19,695 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 04:01:19,696 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 04:01:19,696 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 04:01:19,696 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 04:01:19,696 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 04:01:19,696 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 04:01:19,696 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 04:01:19,697 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 04:01:19,697 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 04:01:19,697 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 04:01:19,697 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-18 04:01:19,697 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 04:01:19,697 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-18 04:01:19,697 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 04:01:19,698 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-18 04:01:19,698 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 04:01:19,698 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 04:01:19,698 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 04:01:19,698 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 04:01:19,698 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 04:01:19,699 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-18 04:01:19,699 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-18 04:01:19,699 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-18 04:01:19,699 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 04:01:19,699 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-18 04:01:19,700 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-18 04:01:19,700 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 04:01:19,700 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 04:01:19,700 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 04:01:19,700 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 04:01:19,700 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 04:01:19,700 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 04:01:19,701 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 04:01:19,701 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 04:01:19,701 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 04:01:19,701 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 04:01:19,701 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 04:01:19,701 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 04:01:19,702 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 04:01:19,702 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 04:01:19,702 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 04:01:19,702 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 04:01:19,702 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 04:01:19,702 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 04:01:19,702 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 04:01:19,703 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 04:01:19,703 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 04:01:19,703 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 04:01:19,703 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 04:01:19,703 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 04:01:19,704 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 04:01:19,704 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-18 04:01:19,704 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 04:01:19,704 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 04:01:19,704 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 04:01:19,704 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 04:01:19,705 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 04:01:19,705 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 04:01:19,705 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-18 04:01:19,705 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-18 04:01:19,705 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-18 04:01:19,705 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 04:01:19,706 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-18 04:01:19,706 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-18 04:01:19,706 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-18 04:01:19,706 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 04:01:19,706 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 04:01:19,706 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 04:01:19,706 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-18 04:01:19,707 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 04:01:19,707 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 04:01:19,707 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 04:01:19,707 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 04:01:19,707 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 04:01:19,708 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 04:01:19,708 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 04:01:19,708 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 04:01:19,708 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 04:01:19,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 04:01:19,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 04:01:19,708 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 04:01:19,709 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 04:01:19,709 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 04:01:19,709 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 04:01:19,709 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 04:01:19,709 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 04:01:19,709 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 04:01:19,709 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 04:01:19,710 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 04:01:19,710 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 04:01:19,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 04:01:19,710 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 04:01:20,857 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 04:01:20,858 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 04:01:20,859 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 04:01:20 BoogieIcfgContainer [2019-09-18 04:01:20,860 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 04:01:20,860 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 04:01:20,860 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 04:01:20,861 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 04:01:20,862 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 04:01:20" (1/1) ... [2019-09-18 04:01:20,863 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=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-18 04:01:20,885 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 04:01:20,886 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 04:01:20,895 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 04:01:20,904 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 04:01:20,905 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 04:01:45,348 WARN L191 SmtUtils]: Spent 14.79 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-18 04:01:47,120 WARN L191 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-18 04:01:50,931 WARN L191 SmtUtils]: Spent 3.80 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-18 04:01:52,705 WARN L191 SmtUtils]: Spent 1.77 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 04:01:54,431 WARN L191 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 04:01:54,445 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 434 for LOIs [2019-09-18 04:01:54,513 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 434 for LOIs [2019-09-18 04:01:54,536 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 434 for LOIs [2019-09-18 04:02:11,827 WARN L191 SmtUtils]: Spent 17.09 s on a formula simplification. DAG size of input: 459 DAG size of output: 453 [2019-09-18 04:02:17,514 WARN L191 SmtUtils]: Spent 5.68 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-18 04:02:29,101 WARN L191 SmtUtils]: Spent 11.57 s on a formula simplification. DAG size of input: 464 DAG size of output: 455 [2019-09-18 04:02:34,753 WARN L191 SmtUtils]: Spent 5.65 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-18 04:02:46,246 WARN L191 SmtUtils]: Spent 11.49 s on a formula simplification. DAG size of input: 464 DAG size of output: 455 [2019-09-18 04:02:51,947 WARN L191 SmtUtils]: Spent 5.70 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-18 04:03:06,963 WARN L191 SmtUtils]: Spent 14.96 s on a formula simplification. DAG size of input: 459 DAG size of output: 458 [2019-09-18 04:03:07,264 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-18 04:03:07,535 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 76 [2019-09-18 04:03:22,658 WARN L191 SmtUtils]: Spent 15.10 s on a formula simplification. DAG size of input: 464 DAG size of output: 460 [2019-09-18 04:03:22,865 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-18 04:03:22,971 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-18 04:03:23,252 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 78 [2019-09-18 04:03:38,382 WARN L191 SmtUtils]: Spent 15.13 s on a formula simplification. DAG size of input: 464 DAG size of output: 460 [2019-09-18 04:03:38,486 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-18 04:03:38,690 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-18 04:03:38,983 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 78 [2019-09-18 04:03:39,268 WARN L191 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 472 DAG size of output: 76 [2019-09-18 04:03:39,652 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 478 DAG size of output: 78 [2019-09-18 04:03:40,002 WARN L191 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 478 DAG size of output: 78 [2019-09-18 04:03:40,422 WARN L191 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-18 04:03:40,710 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-18 04:03:41,497 WARN L191 SmtUtils]: Spent 785.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 90 [2019-09-18 04:03:41,793 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-18 04:03:42,067 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 76 [2019-09-18 04:03:42,820 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-18 04:03:42,930 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-18 04:03:43,236 WARN L191 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 460 DAG size of output: 87 [2019-09-18 04:03:43,344 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-18 04:03:44,169 WARN L191 SmtUtils]: Spent 795.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 106 [2019-09-18 04:03:44,546 WARN L191 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-18 04:03:45,416 WARN L191 SmtUtils]: Spent 865.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 108 [2019-09-18 04:03:45,805 WARN L191 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2019-09-18 04:03:46,653 WARN L191 SmtUtils]: Spent 847.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 108 [2019-09-18 04:03:47,041 WARN L191 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2019-09-18 04:03:48,072 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 112 DAG size of output: 111 [2019-09-18 04:03:48,635 WARN L191 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 76 [2019-09-18 04:03:49,689 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 117 DAG size of output: 113 [2019-09-18 04:03:49,991 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-18 04:03:50,274 WARN L191 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 78 [2019-09-18 04:03:51,320 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 117 DAG size of output: 113 [2019-09-18 04:03:51,425 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-18 04:03:51,626 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-18 04:03:51,907 WARN L191 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 78 [2019-09-18 04:03:52,185 WARN L191 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 76 [2019-09-18 04:03:52,563 WARN L191 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 78 [2019-09-18 04:03:52,931 WARN L191 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 78 [2019-09-18 04:03:53,328 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-18 04:03:53,625 WARN L191 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-18 04:03:54,407 WARN L191 SmtUtils]: Spent 780.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 90 [2019-09-18 04:03:54,527 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-18 04:03:54,630 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-18 04:03:54,734 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-18 04:03:55,006 WARN L191 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 76 [2019-09-18 04:03:55,327 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-18 04:03:55,439 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-18 04:03:56,207 WARN L191 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 101 [2019-09-18 04:03:56,559 WARN L191 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-18 04:03:57,304 WARN L191 SmtUtils]: Spent 741.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 103 [2019-09-18 04:03:57,658 WARN L191 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-09-18 04:03:58,394 WARN L191 SmtUtils]: Spent 734.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 103 [2019-09-18 04:03:58,754 WARN L191 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-09-18 04:03:59,494 WARN L191 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 103 [2019-09-18 04:03:59,853 WARN L191 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-09-18 04:04:00,908 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 115 DAG size of output: 114 [2019-09-18 04:04:01,414 WARN L191 SmtUtils]: Spent 505.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-18 04:04:02,445 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 115 DAG size of output: 114 [2019-09-18 04:04:02,951 WARN L191 SmtUtils]: Spent 504.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-18 04:04:04,168 WARN L191 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 113 DAG size of output: 112 [2019-09-18 04:04:04,775 WARN L191 SmtUtils]: Spent 606.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-18 04:04:06,066 WARN L191 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 116 DAG size of output: 114 [2019-09-18 04:04:07,553 WARN L191 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 116 DAG size of output: 114 [2019-09-18 04:04:07,655 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-18 04:04:09,028 WARN L191 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 126 DAG size of output: 123 [2019-09-18 04:04:09,667 WARN L191 SmtUtils]: Spent 637.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-09-18 04:04:10,304 WARN L191 SmtUtils]: Spent 635.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-09-18 04:04:10,314 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-18 04:04:10,320 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-18 04:04:10,449 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 15 for LOIs [2019-09-18 04:04:10,453 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 27 for LOIs [2019-09-18 04:04:10,510 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 04:04:10,510 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 04:04:10,512 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 459#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (or (= 0 ~waterLevel~0) (= 0 ~systemActive~0)) (not (= ~pumpRunning~0 0))) [2019-09-18 04:04:10,523 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 04:04:10,523 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 04:04:10,524 INFO L168 Benchmark]: Toolchain (without parser) took 171655.48 ms. Allocated memory was 132.1 MB in the beginning and 175.6 MB in the end (delta: 43.5 MB). Free memory was 87.1 MB in the beginning and 76.5 MB in the end (delta: 10.6 MB). Peak memory consumption was 54.1 MB. Max. memory is 7.1 GB. [2019-09-18 04:04:10,525 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 132.1 MB. Free memory was 106.3 MB in the beginning and 106.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-18 04:04:10,526 INFO L168 Benchmark]: CACSL2BoogieTranslator took 677.44 ms. Allocated memory was 132.1 MB in the beginning and 199.2 MB in the end (delta: 67.1 MB). Free memory was 86.8 MB in the beginning and 163.6 MB in the end (delta: -76.8 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. [2019-09-18 04:04:10,527 INFO L168 Benchmark]: Boogie Preprocessor took 86.60 ms. Allocated memory is still 199.2 MB. Free memory was 163.6 MB in the beginning and 159.8 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-09-18 04:04:10,528 INFO L168 Benchmark]: RCFGBuilder took 1223.47 ms. Allocated memory was 199.2 MB in the beginning and 221.8 MB in the end (delta: 22.5 MB). Free memory was 159.8 MB in the beginning and 192.2 MB in the end (delta: -32.4 MB). Peak memory consumption was 91.7 MB. Max. memory is 7.1 GB. [2019-09-18 04:04:10,528 INFO L168 Benchmark]: Sifa took 169662.50 ms. Allocated memory was 221.8 MB in the beginning and 175.6 MB in the end (delta: -46.1 MB). Free memory was 192.2 MB in the beginning and 76.5 MB in the end (delta: 115.7 MB). Peak memory consumption was 69.6 MB. Max. memory is 7.1 GB. [2019-09-18 04:04:10,532 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 132.1 MB. Free memory was 106.3 MB in the beginning and 106.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 677.44 ms. Allocated memory was 132.1 MB in the beginning and 199.2 MB in the end (delta: 67.1 MB). Free memory was 86.8 MB in the beginning and 163.6 MB in the end (delta: -76.8 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 86.60 ms. Allocated memory is still 199.2 MB. Free memory was 163.6 MB in the beginning and 159.8 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1223.47 ms. Allocated memory was 199.2 MB in the beginning and 221.8 MB in the end (delta: 22.5 MB). Free memory was 159.8 MB in the beginning and 192.2 MB in the end (delta: -32.4 MB). Peak memory consumption was 91.7 MB. Max. memory is 7.1 GB. * Sifa took 169662.50 ms. Allocated memory was 221.8 MB in the beginning and 175.6 MB in the end (delta: -46.1 MB). Free memory was 192.2 MB in the beginning and 76.5 MB in the end (delta: 115.7 MB). Peak memory consumption was 69.6 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]: 169627, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 227, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 160, TOOLS_POST_TIME[ms]: 30052, TOOLS_POST_CALL_APPLICATIONS: 54, TOOLS_POST_CALL_TIME[ms]: 107, TOOLS_POST_RETURN_APPLICATIONS: 47, TOOLS_POST_RETURN_TIME[ms]: 50, TOOLS_QUANTIFIERELIM_APPLICATIONS: 259, TOOLS_QUANTIFIERELIM_TIME[ms]: 30117, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 29965, FLUID_QUERY_TIME[ms]: 12, FLUID_QUERIES: 229, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 79, DOMAIN_JOIN_TIME[ms]: 138510, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 407, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 8, DOMAIN_ISBOTTOM_APPLICATIONS: 50, DOMAIN_ISBOTTOM_TIME[ms]: 352, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 120893, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 120893, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 47, CALL_SUMMARIZER_CACHE_MISSES: 23, CALL_SUMMARIZER_OVERALL_TIME[ms]: 34440, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 34440, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 34, DAG_COMPRESSION_PROCESSED_NODES: 541, DAG_COMPRESSION_RETAINED_NODES: 232 - UnprovableResult [Line: 82]: 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 459#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (or (= 0 ~waterLevel~0) (= 0 ~systemActive~0)) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...