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_product64.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 06:03:19,817 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 06:03:19,819 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 06:03:19,831 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 06:03:19,831 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 06:03:19,833 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 06:03:19,834 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 06:03:19,836 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 06:03:19,837 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 06:03:19,838 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 06:03:19,839 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 06:03:19,840 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 06:03:19,841 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 06:03:19,842 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 06:03:19,843 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 06:03:19,844 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 06:03:19,845 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 06:03:19,846 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 06:03:19,848 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 06:03:19,850 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 06:03:19,852 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 06:03:19,853 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 06:03:19,854 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 06:03:19,855 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 06:03:19,857 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 06:03:19,858 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 06:03:19,858 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 06:03:19,859 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 06:03:19,859 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 06:03:19,860 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 06:03:19,861 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 06:03:19,861 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 06:03:19,862 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 06:03:19,863 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 06:03:19,864 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 06:03:19,864 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 06:03:19,865 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 06:03:19,865 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 06:03:19,865 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 06:03:19,866 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 06:03:19,867 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 06:03:19,868 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 06:03:19,884 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 06:03:19,885 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 06:03:19,886 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 06:03:19,886 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 06:03:19,886 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 06:03:19,887 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 06:03:19,887 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 06:03:19,887 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 06:03:19,887 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 06:03:19,887 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 06:03:19,888 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 06:03:19,888 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 06:03:19,888 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 06:03:19,888 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 06:03:19,888 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 06:03:19,889 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 06:03:19,889 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 06:03:19,889 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 06:03:19,889 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 06:03:19,889 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 06:03:19,890 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 06:03:19,890 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 06:03:19,890 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 06:03:19,890 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 06:03:19,890 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 06:03:19,891 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 06:03:19,891 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 06:03:19,891 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 06:03:19,891 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 06:03:19,922 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 06:03:19,936 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 06:03:19,939 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 06:03:19,941 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 06:03:19,941 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 06:03:19,942 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product64.cil.c [2019-09-17 06:03:20,024 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/36910ede8/57d6c5ed34b04bb3a5cea757b37607b8/FLAG305a649c1 [2019-09-17 06:03:20,586 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 06:03:20,587 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product64.cil.c [2019-09-17 06:03:20,602 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/36910ede8/57d6c5ed34b04bb3a5cea757b37607b8/FLAG305a649c1 [2019-09-17 06:03:20,949 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/36910ede8/57d6c5ed34b04bb3a5cea757b37607b8 [2019-09-17 06:03:20,958 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 06:03:20,960 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 06:03:20,961 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 06:03:20,961 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 06:03:20,965 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 06:03:20,966 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:03:20" (1/1) ... [2019-09-17 06:03:20,971 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d344efb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:03:20, skipping insertion in model container [2019-09-17 06:03:20,971 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:03:20" (1/1) ... [2019-09-17 06:03:20,978 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 06:03:21,036 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 06:03:21,531 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 06:03:21,548 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 06:03:21,653 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 06:03:21,707 INFO L192 MainTranslator]: Completed translation [2019-09-17 06:03:21,707 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:03:21 WrapperNode [2019-09-17 06:03:21,707 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 06:03:21,708 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 06:03:21,708 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 06:03:21,708 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 06:03:21,719 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:03:21" (1/1) ... [2019-09-17 06:03:21,719 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:03:21" (1/1) ... [2019-09-17 06:03:21,739 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:03:21" (1/1) ... [2019-09-17 06:03:21,740 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:03:21" (1/1) ... [2019-09-17 06:03:21,769 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:03:21" (1/1) ... [2019-09-17 06:03:21,780 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:03:21" (1/1) ... [2019-09-17 06:03:21,786 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:03:21" (1/1) ... [2019-09-17 06:03:21,797 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 06:03:21,798 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 06:03:21,798 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 06:03:21,798 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 06:03:21,799 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:03:21" (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 06:03:21,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 06:03:21,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 06:03:21,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 06:03:21,859 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 06:03:21,860 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 06:03:21,860 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 06:03:21,860 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 06:03:21,861 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 06:03:21,861 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-17 06:03:21,861 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 06:03:21,861 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 06:03:21,862 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 06:03:21,862 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 06:03:21,862 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 06:03:21,863 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 06:03:21,863 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 06:03:21,865 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 06:03:21,865 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 06:03:21,866 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 06:03:21,866 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 06:03:21,866 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 06:03:21,866 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-17 06:03:21,867 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-17 06:03:21,867 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-17 06:03:21,867 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 06:03:21,867 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-17 06:03:21,867 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 06:03:21,868 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 06:03:21,868 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 06:03:21,868 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 06:03:21,869 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 06:03:21,869 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-17 06:03:21,869 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-17 06:03:21,869 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-17 06:03:21,870 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-17 06:03:21,870 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 06:03:21,870 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 06:03:21,870 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 06:03:21,870 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 06:03:21,871 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 06:03:21,871 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 06:03:21,871 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-17 06:03:21,871 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-17 06:03:21,871 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 06:03:21,871 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 06:03:21,872 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 06:03:21,872 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 06:03:21,872 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 06:03:21,872 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 06:03:21,872 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 06:03:21,872 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 06:03:21,872 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 06:03:21,873 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 06:03:21,873 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 06:03:21,873 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-17 06:03:21,873 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 06:03:21,873 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 06:03:21,873 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 06:03:21,874 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 06:03:21,874 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 06:03:21,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 06:03:21,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 06:03:21,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 06:03:21,875 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 06:03:21,875 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 06:03:21,875 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 06:03:21,875 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 06:03:21,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 06:03:21,875 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 06:03:21,876 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 06:03:21,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 06:03:21,876 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 06:03:21,876 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 06:03:21,877 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 06:03:21,877 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 06:03:21,877 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 06:03:21,877 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 06:03:21,877 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 06:03:21,878 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 06:03:21,878 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 06:03:21,878 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 06:03:21,878 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 06:03:21,878 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 06:03:21,878 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 06:03:21,878 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-17 06:03:21,879 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-17 06:03:21,879 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 06:03:21,879 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 06:03:21,880 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-17 06:03:21,880 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-17 06:03:21,880 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 06:03:21,880 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-17 06:03:21,880 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-17 06:03:21,880 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-17 06:03:21,880 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-17 06:03:21,881 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-17 06:03:21,881 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 06:03:21,881 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-17 06:03:21,881 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 06:03:21,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 06:03:21,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 06:03:21,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 06:03:23,566 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 06:03:23,567 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 06:03:23,568 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:03:23 BoogieIcfgContainer [2019-09-17 06:03:23,569 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 06:03:23,569 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 06:03:23,570 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 06:03:23,570 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 06:03:23,571 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:03:23" (1/1) ... [2019-09-17 06:03:23,573 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 06:03:23,612 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 06:03:23,612 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 06:03:23,630 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 06:03:23,642 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 06:03:23,644 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 06:03:34,262 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-17 06:03:36,066 WARN L191 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 06:03:36,234 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-17 06:03:36,384 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-17 06:03:36,519 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-17 06:03:36,544 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 480 for LOIs [2019-09-17 06:03:36,614 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 480 for LOIs [2019-09-17 06:03:36,621 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 480 for LOIs [2019-09-17 06:03:36,803 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-09-17 06:03:36,916 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-09-17 06:03:37,423 WARN L191 SmtUtils]: Spent 435.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:03:37,841 WARN L191 SmtUtils]: Spent 415.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:03:38,143 WARN L191 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:03:38,359 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:03:38,602 WARN L191 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:03:38,811 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:03:38,988 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:03:39,173 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:03:39,554 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 06:03:39,904 WARN L191 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 06:03:40,751 WARN L191 SmtUtils]: Spent 735.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-17 06:03:41,333 WARN L191 SmtUtils]: Spent 579.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-17 06:03:42,136 WARN L191 SmtUtils]: Spent 800.00 ms on a formula simplification that was a NOOP. DAG size: 548 [2019-09-17 06:03:42,888 WARN L191 SmtUtils]: Spent 556.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-17 06:03:43,451 WARN L191 SmtUtils]: Spent 432.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 06:03:43,755 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 06:03:44,500 WARN L191 SmtUtils]: Spent 658.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-17 06:03:45,075 WARN L191 SmtUtils]: Spent 571.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-17 06:03:45,879 WARN L191 SmtUtils]: Spent 801.00 ms on a formula simplification that was a NOOP. DAG size: 548 [2019-09-17 06:03:46,229 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2019-09-17 06:03:46,386 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-17 06:03:46,500 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-17 06:03:46,618 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-17 06:03:47,070 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 06:03:47,385 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 06:03:48,016 WARN L191 SmtUtils]: Spent 550.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-17 06:03:48,543 WARN L191 SmtUtils]: Spent 525.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-17 06:03:49,331 WARN L191 SmtUtils]: Spent 786.00 ms on a formula simplification that was a NOOP. DAG size: 548 [2019-09-17 06:03:49,701 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2019-09-17 06:03:50,403 WARN L191 SmtUtils]: Spent 612.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 06:03:50,929 WARN L191 SmtUtils]: Spent 525.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 06:03:51,582 WARN L191 SmtUtils]: Spent 541.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-17 06:03:52,104 WARN L191 SmtUtils]: Spent 519.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-17 06:03:52,902 WARN L191 SmtUtils]: Spent 796.00 ms on a formula simplification that was a NOOP. DAG size: 548 [2019-09-17 06:03:53,259 WARN L191 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-17 06:03:53,332 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 34 for LOIs [2019-09-17 06:03:53,394 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-17 06:03:53,410 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 17 for LOIs [2019-09-17 06:03:53,414 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 29 for LOIs [2019-09-17 06:03:53,417 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 06:03:53,418 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 06:03:53,422 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 864#(and (or (not (= 0 ~systemActive~0)) (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0))) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))) [2019-09-17 06:03:53,436 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 06:03:53,436 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 06:03:53,439 INFO L168 Benchmark]: Toolchain (without parser) took 32478.40 ms. Allocated memory was 134.7 MB in the beginning and 1.0 GB in the end (delta: 868.7 MB). Free memory was 81.5 MB in the beginning and 283.1 MB in the end (delta: -201.6 MB). Peak memory consumption was 667.1 MB. Max. memory is 7.1 GB. [2019-09-17 06:03:53,445 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 134.7 MB. Free memory was 101.2 MB in the beginning and 101.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 06:03:53,446 INFO L168 Benchmark]: CACSL2BoogieTranslator took 746.74 ms. Allocated memory was 134.7 MB in the beginning and 197.1 MB in the end (delta: 62.4 MB). Free memory was 81.3 MB in the beginning and 160.6 MB in the end (delta: -79.3 MB). Peak memory consumption was 22.1 MB. Max. memory is 7.1 GB. [2019-09-17 06:03:53,448 INFO L168 Benchmark]: Boogie Preprocessor took 89.64 ms. Allocated memory is still 197.1 MB. Free memory was 160.6 MB in the beginning and 156.1 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2019-09-17 06:03:53,453 INFO L168 Benchmark]: RCFGBuilder took 1770.88 ms. Allocated memory was 197.1 MB in the beginning and 214.4 MB in the end (delta: 17.3 MB). Free memory was 156.1 MB in the beginning and 134.7 MB in the end (delta: 21.4 MB). Peak memory consumption was 95.5 MB. Max. memory is 7.1 GB. [2019-09-17 06:03:53,456 INFO L168 Benchmark]: Sifa took 29867.04 ms. Allocated memory was 214.4 MB in the beginning and 1.0 GB in the end (delta: 789.1 MB). Free memory was 134.7 MB in the beginning and 283.1 MB in the end (delta: -148.5 MB). Peak memory consumption was 640.6 MB. Max. memory is 7.1 GB. [2019-09-17 06:03:53,465 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 134.7 MB. Free memory was 101.2 MB in the beginning and 101.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 746.74 ms. Allocated memory was 134.7 MB in the beginning and 197.1 MB in the end (delta: 62.4 MB). Free memory was 81.3 MB in the beginning and 160.6 MB in the end (delta: -79.3 MB). Peak memory consumption was 22.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 89.64 ms. Allocated memory is still 197.1 MB. Free memory was 160.6 MB in the beginning and 156.1 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1770.88 ms. Allocated memory was 197.1 MB in the beginning and 214.4 MB in the end (delta: 17.3 MB). Free memory was 156.1 MB in the beginning and 134.7 MB in the end (delta: 21.4 MB). Peak memory consumption was 95.5 MB. Max. memory is 7.1 GB. * Sifa took 29867.04 ms. Allocated memory was 214.4 MB in the beginning and 1.0 GB in the end (delta: 789.1 MB). Free memory was 134.7 MB in the beginning and 283.1 MB in the end (delta: -148.5 MB). Peak memory consumption was 640.6 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]: 29811, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 357, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 230, TOOLS_POST_TIME[ms]: 12643, TOOLS_POST_CALL_APPLICATIONS: 104, TOOLS_POST_CALL_TIME[ms]: 289, TOOLS_POST_RETURN_APPLICATIONS: 95, TOOLS_POST_RETURN_TIME[ms]: 196, TOOLS_QUANTIFIERELIM_APPLICATIONS: 429, TOOLS_QUANTIFIERELIM_TIME[ms]: 12967, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12496, FLUID_QUERY_TIME[ms]: 22, FLUID_QUERIES: 366, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 117, DOMAIN_JOIN_TIME[ms]: 14592, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME[ms]: 34, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 1464, DOMAIN_ISSUBSETEQ_APPLICATIONS: 9, DOMAIN_ISSUBSETEQ_TIME[ms]: 62, DOMAIN_ISBOTTOM_APPLICATIONS: 66, DOMAIN_ISBOTTOM_TIME[ms]: 312, LOOP_SUMMARIZER_APPLICATIONS: 5, LOOP_SUMMARIZER_CACHE_MISSES: 5, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 10349, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 10348, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 9, CALL_SUMMARIZER_APPLICATIONS: 95, CALL_SUMMARIZER_CACHE_MISSES: 29, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12969, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12968, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 12, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 48, DAG_COMPRESSION_PROCESSED_NODES: 515, DAG_COMPRESSION_RETAINED_NODES: 283 - UnprovableResult [Line: 44]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 864#(and (or (not (= 0 ~systemActive~0)) (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0))) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...