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 TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product13.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 06:01:18,823 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 06:01:18,825 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 06:01:18,837 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 06:01:18,838 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 06:01:18,839 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 06:01:18,840 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 06:01:18,842 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 06:01:18,844 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 06:01:18,844 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 06:01:18,845 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 06:01:18,847 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 06:01:18,847 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 06:01:18,848 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 06:01:18,849 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 06:01:18,850 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 06:01:18,851 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 06:01:18,852 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 06:01:18,853 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 06:01:18,855 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 06:01:18,857 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 06:01:18,858 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 06:01:18,859 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 06:01:18,860 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 06:01:18,862 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 06:01:18,862 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 06:01:18,863 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 06:01:18,864 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 06:01:18,864 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 06:01:18,865 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 06:01:18,865 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 06:01:18,866 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 06:01:18,867 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 06:01:18,867 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 06:01:18,868 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 06:01:18,869 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 06:01:18,869 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 06:01:18,870 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 06:01:18,870 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 06:01:18,871 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 06:01:18,871 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 06:01:18,872 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-17 06:01:18,887 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 06:01:18,887 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 06:01:18,888 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 06:01:18,888 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 06:01:18,889 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 06:01:18,889 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 06:01:18,889 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 06:01:18,889 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 06:01:18,890 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 06:01:18,890 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 06:01:18,890 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 06:01:18,890 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 06:01:18,890 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 06:01:18,890 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 06:01:18,891 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 06:01:18,891 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 06:01:18,891 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 06:01:18,891 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 06:01:18,892 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 06:01:18,892 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 06:01:18,892 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 06:01:18,892 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 06:01:18,893 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 06:01:18,893 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 06:01:18,893 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 06:01:18,893 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 06:01:18,893 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 06:01:18,894 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 06:01:18,894 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 -> 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_QUICK [2019-09-17 06:01:18,934 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 06:01:18,951 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 06:01:18,954 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 06:01:18,955 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 06:01:18,956 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 06:01:18,956 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product13.cil.c [2019-09-17 06:01:19,020 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ed9e09b9/490455f4253742108be7dabb47e4de16/FLAGe26e1c833 [2019-09-17 06:01:19,523 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 06:01:19,526 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product13.cil.c [2019-09-17 06:01:19,551 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ed9e09b9/490455f4253742108be7dabb47e4de16/FLAGe26e1c833 [2019-09-17 06:01:19,816 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ed9e09b9/490455f4253742108be7dabb47e4de16 [2019-09-17 06:01:19,826 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 06:01:19,828 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 06:01:19,829 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 06:01:19,829 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 06:01:19,833 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 06:01:19,834 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:01:19" (1/1) ... [2019-09-17 06:01:19,837 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76351bcf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:01:19, skipping insertion in model container [2019-09-17 06:01:19,837 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:01:19" (1/1) ... [2019-09-17 06:01:19,844 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 06:01:19,890 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 06:01:20,415 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 06:01:20,441 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 06:01:20,573 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 06:01:20,615 INFO L192 MainTranslator]: Completed translation [2019-09-17 06:01:20,615 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:01:20 WrapperNode [2019-09-17 06:01:20,616 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 06:01:20,616 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 06:01:20,616 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 06:01:20,617 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 06:01:20,629 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:01:20" (1/1) ... [2019-09-17 06:01:20,629 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:01:20" (1/1) ... [2019-09-17 06:01:20,647 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:01:20" (1/1) ... [2019-09-17 06:01:20,648 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:01:20" (1/1) ... [2019-09-17 06:01:20,697 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:01:20" (1/1) ... [2019-09-17 06:01:20,709 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:01:20" (1/1) ... [2019-09-17 06:01:20,714 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:01:20" (1/1) ... [2019-09-17 06:01:20,724 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 06:01:20,725 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 06:01:20,725 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 06:01:20,725 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 06:01:20,726 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:01:20" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 06:01:20,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 06:01:20,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 06:01:20,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 06:01:20,783 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 06:01:20,783 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 06:01:20,783 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 06:01:20,784 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 06:01:20,784 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 06:01:20,784 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 06:01:20,784 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 06:01:20,784 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 06:01:20,785 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 06:01:20,785 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 06:01:20,785 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 06:01:20,785 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 06:01:20,785 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 06:01:20,786 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 06:01:20,786 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 06:01:20,786 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 06:01:20,786 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 06:01:20,786 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 06:01:20,786 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 06:01:20,786 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 06:01:20,787 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 06:01:20,787 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 06:01:20,787 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-17 06:01:20,787 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 06:01:20,787 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 06:01:20,787 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-17 06:01:20,788 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 06:01:20,788 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-09-17 06:01:20,788 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 06:01:20,788 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 06:01:20,788 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 06:01:20,788 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 06:01:20,789 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 06:01:20,789 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 06:01:20,789 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 06:01:20,789 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 06:01:20,789 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 06:01:20,789 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 06:01:20,790 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 06:01:20,790 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 06:01:20,790 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 06:01:20,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 06:01:20,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 06:01:20,790 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 06:01:20,791 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 06:01:20,791 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 06:01:20,791 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 06:01:20,791 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 06:01:20,791 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 06:01:20,791 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 06:01:20,792 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 06:01:20,792 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 06:01:20,792 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 06:01:20,792 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 06:01:20,792 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 06:01:20,792 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 06:01:20,793 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 06:01:20,793 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 06:01:20,793 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 06:01:20,793 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 06:01:20,793 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 06:01:20,794 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 06:01:20,794 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 06:01:20,794 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 06:01:20,794 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 06:01:20,794 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 06:01:20,794 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 06:01:20,795 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 06:01:20,795 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 06:01:20,795 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 06:01:20,795 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 06:01:20,795 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 06:01:20,795 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 06:01:20,796 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-17 06:01:20,796 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 06:01:20,796 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 06:01:20,796 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 06:01:20,796 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-17 06:01:20,796 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 06:01:20,796 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-09-17 06:01:20,797 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 06:01:20,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 06:01:20,797 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 06:01:22,325 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 06:01:22,326 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 06:01:22,327 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:01:22 BoogieIcfgContainer [2019-09-17 06:01:22,327 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 06:01:22,328 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 06:01:22,328 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 06:01:22,328 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 06:01:22,329 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:01:22" (1/1) ... [2019-09-17 06:01:22,330 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_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-17 06:01:22,355 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 06:01:22,355 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 06:01:22,365 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 06:01:22,377 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 06:01:22,379 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 06:01:31,533 WARN L191 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-17 06:01:33,377 WARN L191 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 06:01:33,519 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-17 06:01:33,629 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-17 06:01:33,758 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-17 06:01:33,774 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 478 for LOIs [2019-09-17 06:01:33,831 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 478 for LOIs [2019-09-17 06:01:33,839 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 478 for LOIs [2019-09-17 06:01:33,986 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 482 [2019-09-17 06:01:34,190 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 482 [2019-09-17 06:01:34,650 WARN L191 SmtUtils]: Spent 413.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2019-09-17 06:01:34,961 WARN L191 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2019-09-17 06:01:35,213 WARN L191 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2019-09-17 06:01:35,482 WARN L191 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2019-09-17 06:01:36,024 WARN L191 SmtUtils]: Spent 495.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-17 06:01:36,349 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-17 06:01:36,881 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 523 DAG size of output: 523 [2019-09-17 06:01:37,241 WARN L191 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-17 06:01:37,772 WARN L191 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 538 DAG size of output: 530 [2019-09-17 06:01:38,185 WARN L191 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 530 DAG size of output: 530 [2019-09-17 06:01:38,593 WARN L191 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 531 [2019-09-17 06:01:38,932 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 531 [2019-09-17 06:01:39,533 WARN L191 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 546 DAG size of output: 546 [2019-09-17 06:01:40,115 WARN L191 SmtUtils]: Spent 580.00 ms on a formula simplification that was a NOOP. DAG size: 546 [2019-09-17 06:01:40,625 WARN L191 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 540 DAG size of output: 538 [2019-09-17 06:01:41,022 WARN L191 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-17 06:01:42,131 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 559 DAG size of output: 541 [2019-09-17 06:01:42,733 WARN L191 SmtUtils]: Spent 598.00 ms on a formula simplification. DAG size of input: 541 DAG size of output: 541 [2019-09-17 06:01:43,376 WARN L191 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 542 DAG size of output: 537 [2019-09-17 06:01:43,713 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 537 DAG size of output: 535 [2019-09-17 06:01:44,047 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 552 DAG size of output: 482 [2019-09-17 06:01:44,178 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 482 [2019-09-17 06:01:44,326 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 482 [2019-09-17 06:01:44,473 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 482 [2019-09-17 06:01:44,962 WARN L191 SmtUtils]: Spent 437.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-17 06:01:45,411 WARN L191 SmtUtils]: Spent 447.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-17 06:01:45,682 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 525 DAG size of output: 525 [2019-09-17 06:01:45,855 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 525 [2019-09-17 06:01:46,145 WARN L191 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 539 DAG size of output: 532 [2019-09-17 06:01:46,393 WARN L191 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 532 DAG size of output: 532 [2019-09-17 06:01:46,728 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-17 06:01:47,061 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-17 06:01:47,629 WARN L191 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 548 DAG size of output: 548 [2019-09-17 06:01:48,166 WARN L191 SmtUtils]: Spent 535.00 ms on a formula simplification that was a NOOP. DAG size: 548 [2019-09-17 06:01:48,649 WARN L191 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 539 DAG size of output: 539 [2019-09-17 06:01:49,017 WARN L191 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2019-09-17 06:01:49,485 WARN L191 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 566 DAG size of output: 544 [2019-09-17 06:01:49,797 WARN L191 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 544 DAG size of output: 543 [2019-09-17 06:01:50,296 WARN L191 SmtUtils]: Spent 474.00 ms on a formula simplification. DAG size of input: 550 DAG size of output: 543 [2019-09-17 06:01:50,665 WARN L191 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2019-09-17 06:01:50,698 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-17 06:01:50,700 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 507 for LOIs [2019-09-17 06:01:50,977 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 517 DAG size of output: 488 [2019-09-17 06:01:51,293 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 523 DAG size of output: 500 [2019-09-17 06:01:51,480 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-17 06:01:51,723 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 525 DAG size of output: 501 [2019-09-17 06:01:51,725 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 1 for LOIs [2019-09-17 06:01:51,727 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 16 for LOIs [2019-09-17 06:01:51,729 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 06:01:51,729 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 06:01:51,731 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 312#(and (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))) [2019-09-17 06:01:51,741 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 06:01:51,741 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 06:01:51,743 INFO L168 Benchmark]: Toolchain (without parser) took 31915.06 ms. Allocated memory was 139.5 MB in the beginning and 838.9 MB in the end (delta: 699.4 MB). Free memory was 86.2 MB in the beginning and 749.3 MB in the end (delta: -663.1 MB). Peak memory consumption was 36.3 MB. Max. memory is 7.1 GB. [2019-09-17 06:01:51,743 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 139.5 MB. Free memory is still 105.1 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-17 06:01:51,744 INFO L168 Benchmark]: CACSL2BoogieTranslator took 786.84 ms. Allocated memory was 139.5 MB in the beginning and 200.3 MB in the end (delta: 60.8 MB). Free memory was 86.2 MB in the beginning and 166.4 MB in the end (delta: -80.3 MB). Peak memory consumption was 21.9 MB. Max. memory is 7.1 GB. [2019-09-17 06:01:51,745 INFO L168 Benchmark]: Boogie Preprocessor took 107.91 ms. Allocated memory is still 200.3 MB. Free memory was 166.4 MB in the beginning and 161.9 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2019-09-17 06:01:51,746 INFO L168 Benchmark]: RCFGBuilder took 1602.86 ms. Allocated memory was 200.3 MB in the beginning and 224.4 MB in the end (delta: 24.1 MB). Free memory was 161.9 MB in the beginning and 149.8 MB in the end (delta: 12.1 MB). Peak memory consumption was 91.2 MB. Max. memory is 7.1 GB. [2019-09-17 06:01:51,747 INFO L168 Benchmark]: Sifa took 29413.41 ms. Allocated memory was 224.4 MB in the beginning and 838.9 MB in the end (delta: 614.5 MB). Free memory was 149.8 MB in the beginning and 749.3 MB in the end (delta: -599.5 MB). Peak memory consumption was 15.0 MB. Max. memory is 7.1 GB. [2019-09-17 06:01:51,752 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 139.5 MB. Free memory is still 105.1 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 786.84 ms. Allocated memory was 139.5 MB in the beginning and 200.3 MB in the end (delta: 60.8 MB). Free memory was 86.2 MB in the beginning and 166.4 MB in the end (delta: -80.3 MB). Peak memory consumption was 21.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 107.91 ms. Allocated memory is still 200.3 MB. Free memory was 166.4 MB in the beginning and 161.9 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1602.86 ms. Allocated memory was 200.3 MB in the beginning and 224.4 MB in the end (delta: 24.1 MB). Free memory was 161.9 MB in the beginning and 149.8 MB in the end (delta: 12.1 MB). Peak memory consumption was 91.2 MB. Max. memory is 7.1 GB. * Sifa took 29413.41 ms. Allocated memory was 224.4 MB in the beginning and 838.9 MB in the end (delta: 614.5 MB). Free memory was 149.8 MB in the beginning and 749.3 MB in the end (delta: -599.5 MB). Peak memory consumption was 15.0 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]: 29376, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 164, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 110, TOOLS_POST_TIME[ms]: 11351, TOOLS_POST_CALL_APPLICATIONS: 46, TOOLS_POST_CALL_TIME[ms]: 372, TOOLS_POST_RETURN_APPLICATIONS: 39, TOOLS_POST_RETURN_TIME[ms]: 264, TOOLS_QUANTIFIERELIM_APPLICATIONS: 194, TOOLS_QUANTIFIERELIM_TIME[ms]: 11843, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11074, FLUID_QUERY_TIME[ms]: 10, FLUID_QUERIES: 168, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 51, DOMAIN_JOIN_TIME[ms]: 14674, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 2260, DOMAIN_ISSUBSETEQ_APPLICATIONS: 4, DOMAIN_ISSUBSETEQ_TIME[ms]: 56, DOMAIN_ISBOTTOM_APPLICATIONS: 30, DOMAIN_ISBOTTOM_TIME[ms]: 256, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 12618, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12617, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 39, CALL_SUMMARIZER_CACHE_MISSES: 18, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11425, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11423, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 33, DAG_COMPRESSION_PROCESSED_NODES: 302, DAG_COMPRESSION_RETAINED_NODES: 172 - UnprovableResult [Line: 496]: 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 312#(and (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...