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_spec2_product10.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 15:49:12,046 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:49:12,048 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:49:12,060 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:49:12,060 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:49:12,061 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:49:12,062 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:49:12,064 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:49:12,066 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:49:12,067 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:49:12,068 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:49:12,069 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:49:12,070 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:49:12,071 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:49:12,072 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:49:12,073 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:49:12,074 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:49:12,075 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:49:12,077 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:49:12,079 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:49:12,081 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:49:12,082 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:49:12,083 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:49:12,084 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:49:12,087 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 15:49:12,087 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 15:49:12,087 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 15:49:12,088 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 15:49:12,089 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 15:49:12,090 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 15:49:12,090 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 15:49:12,091 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 15:49:12,091 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 15:49:12,092 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 15:49:12,093 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 15:49:12,093 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 15:49:12,094 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 15:49:12,094 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 15:49:12,095 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:49:12,096 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:49:12,096 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:49:12,097 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 [2019-09-20 15:49:12,111 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:49:12,112 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:49:12,113 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:49:12,113 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:49:12,113 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:49:12,114 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:49:12,114 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:49:12,114 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:49:12,114 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:49:12,114 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:49:12,114 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:49:12,115 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:49:12,115 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:49:12,115 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:49:12,115 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:49:12,115 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:49:12,115 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:49:12,116 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:49:12,116 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:49:12,116 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:49:12,116 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:49:12,117 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:49:12,117 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:49:12,117 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:49:12,117 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:49:12,117 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:49:12,118 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:49:12,118 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:49:12,118 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 [2019-09-20 15:49:12,150 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:49:12,162 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:49:12,166 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:49:12,167 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:49:12,167 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:49:12,168 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product10.cil.c [2019-09-20 15:49:12,228 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb09a509e/48985dfe88f64510869fa5be5a2c1da9/FLAG751af3517 [2019-09-20 15:49:12,765 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:49:12,766 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product10.cil.c [2019-09-20 15:49:12,786 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb09a509e/48985dfe88f64510869fa5be5a2c1da9/FLAG751af3517 [2019-09-20 15:49:13,096 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb09a509e/48985dfe88f64510869fa5be5a2c1da9 [2019-09-20 15:49:13,105 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:49:13,106 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:49:13,107 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:49:13,107 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:49:13,111 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:49:13,112 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:49:13" (1/1) ... [2019-09-20 15:49:13,115 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f315885 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:49:13, skipping insertion in model container [2019-09-20 15:49:13,115 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:49:13" (1/1) ... [2019-09-20 15:49:13,122 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:49:13,165 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:49:13,675 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:49:13,696 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:49:13,787 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:49:13,827 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:49:13,828 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:49:13 WrapperNode [2019-09-20 15:49:13,828 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:49:13,829 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:49:13,829 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:49:13,829 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:49:13,840 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:49:13" (1/1) ... [2019-09-20 15:49:13,841 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:49:13" (1/1) ... [2019-09-20 15:49:13,857 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:49:13" (1/1) ... [2019-09-20 15:49:13,858 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:49:13" (1/1) ... [2019-09-20 15:49:13,887 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:49:13" (1/1) ... [2019-09-20 15:49:13,897 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:49:13" (1/1) ... [2019-09-20 15:49:13,902 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:49:13" (1/1) ... [2019-09-20 15:49:13,909 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:49:13,909 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:49:13,910 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:49:13,910 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:49:13,911 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:49:13" (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 [2019-09-20 15:49:13,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:49:13,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:49:13,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 15:49:13,968 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 15:49:13,969 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 15:49:13,969 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 15:49:13,969 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 15:49:13,969 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 15:49:13,969 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 15:49:13,970 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 15:49:13,970 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 15:49:13,970 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 15:49:13,970 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 15:49:13,970 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 15:49:13,970 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 15:49:13,971 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 15:49:13,971 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 15:49:13,971 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 15:49:13,971 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 15:49:13,971 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 15:49:13,971 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 15:49:13,972 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 15:49:13,972 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 15:49:13,972 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-09-20 15:49:13,972 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 15:49:13,972 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 15:49:13,972 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 15:49:13,973 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 15:49:13,973 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 15:49:13,973 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-20 15:49:13,973 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-20 15:49:13,973 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-20 15:49:13,973 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 15:49:13,974 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 15:49:13,974 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 15:49:13,974 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 15:49:13,974 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:49:13,974 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:49:13,974 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 15:49:13,975 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 15:49:13,975 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 15:49:13,975 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 15:49:13,975 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 15:49:13,975 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 15:49:13,975 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 15:49:13,975 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 15:49:13,976 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 15:49:13,976 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 15:49:13,976 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 15:49:13,976 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 15:49:13,976 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 15:49:13,976 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 15:49:13,977 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 15:49:13,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 15:49:13,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 15:49:13,977 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 15:49:13,977 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 15:49:13,977 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 15:49:13,977 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 15:49:13,978 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 15:49:13,978 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 15:49:13,978 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 15:49:13,978 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 15:49:13,978 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 15:49:13,978 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 15:49:13,979 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 15:49:13,979 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 15:49:13,979 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 15:49:13,979 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-20 15:49:13,979 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 15:49:13,979 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 15:49:13,979 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 15:49:13,980 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 15:49:13,980 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 15:49:13,980 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 15:49:13,980 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 15:49:13,980 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-20 15:49:13,980 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 15:49:13,981 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-09-20 15:49:13,981 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 15:49:13,981 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-20 15:49:13,981 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 15:49:13,981 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 15:49:13,981 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 15:49:13,982 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:49:13,982 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:49:13,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 15:49:13,982 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:49:15,549 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:49:15,549 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 15:49:15,550 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:49:15 BoogieIcfgContainer [2019-09-20 15:49:15,551 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:49:15,551 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:49:15,551 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:49:15,551 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:49:15,552 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:49:15" (1/1) ... [2019-09-20 15:49:15,553 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 [2019-09-20 15:49:15,578 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:49:15,578 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:49:15,588 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:49:15,600 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:49:15,602 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:49:24,538 WARN L191 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-20 15:49:26,284 WARN L191 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 15:49:26,440 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 15:49:26,587 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 15:49:26,696 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 15:49:26,712 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 482 for LOIs [2019-09-20 15:49:26,759 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 482 for LOIs [2019-09-20 15:49:26,774 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 482 for LOIs [2019-09-20 15:49:26,948 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 486 [2019-09-20 15:49:27,075 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 486 [2019-09-20 15:49:27,487 WARN L191 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-09-20 15:49:27,780 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-09-20 15:49:28,070 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-09-20 15:49:28,323 WARN L191 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-09-20 15:49:28,558 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-09-20 15:49:28,730 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-09-20 15:49:29,255 WARN L191 SmtUtils]: Spent 484.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-20 15:49:29,705 WARN L191 SmtUtils]: Spent 449.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-20 15:49:30,573 WARN L191 SmtUtils]: Spent 803.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-20 15:49:31,182 WARN L191 SmtUtils]: Spent 607.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-20 15:49:31,841 WARN L191 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 524 DAG size of output: 524 [2019-09-20 15:49:32,332 WARN L191 SmtUtils]: Spent 490.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-20 15:49:32,579 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2019-09-20 15:49:32,788 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2019-09-20 15:49:33,268 WARN L191 SmtUtils]: Spent 477.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-20 15:49:33,694 WARN L191 SmtUtils]: Spent 424.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-20 15:49:34,122 WARN L191 SmtUtils]: Spent 426.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-20 15:49:34,571 WARN L191 SmtUtils]: Spent 446.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-20 15:49:35,308 WARN L191 SmtUtils]: Spent 718.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-20 15:49:35,955 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-20 15:49:36,279 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-20 15:49:36,861 WARN L191 SmtUtils]: Spent 533.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-20 15:49:37,409 WARN L191 SmtUtils]: Spent 546.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-20 15:49:37,815 WARN L191 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 524 DAG size of output: 524 [2019-09-20 15:49:38,126 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-20 15:49:38,339 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2019-09-20 15:49:38,503 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2019-09-20 15:49:38,916 WARN L191 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-20 15:49:39,348 WARN L191 SmtUtils]: Spent 431.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-20 15:49:39,758 WARN L191 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-20 15:49:40,187 WARN L191 SmtUtils]: Spent 427.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-20 15:49:40,850 WARN L191 SmtUtils]: Spent 650.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-20 15:49:41,318 WARN L191 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-20 15:49:41,595 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-20 15:49:42,474 WARN L191 SmtUtils]: Spent 837.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-20 15:49:42,996 WARN L191 SmtUtils]: Spent 520.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-20 15:49:43,373 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 524 DAG size of output: 524 [2019-09-20 15:49:43,667 WARN L191 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-20 15:49:43,912 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2019-09-20 15:49:44,081 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2019-09-20 15:49:44,510 WARN L191 SmtUtils]: Spent 427.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-20 15:49:44,943 WARN L191 SmtUtils]: Spent 432.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-20 15:49:45,362 WARN L191 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-20 15:49:45,782 WARN L191 SmtUtils]: Spent 418.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-20 15:49:46,451 WARN L191 SmtUtils]: Spent 656.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-20 15:49:46,490 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 7 for LOIs [2019-09-20 15:49:46,523 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-20 15:49:46,537 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 16 for LOIs [2019-09-20 15:49:46,541 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 27 for LOIs [2019-09-20 15:49:46,544 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 15:49:46,545 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 15:49:46,546 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 496#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (not (= ~pumpRunning~0 0))) [2019-09-20 15:49:46,558 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 15:49:46,558 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 15:49:46,560 INFO L168 Benchmark]: Toolchain (without parser) took 33453.23 ms. Allocated memory was 137.4 MB in the beginning and 995.6 MB in the end (delta: 858.3 MB). Free memory was 83.7 MB in the beginning and 245.4 MB in the end (delta: -161.7 MB). Peak memory consumption was 696.6 MB. Max. memory is 7.1 GB. [2019-09-20 15:49:46,561 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 137.4 MB. Free memory was 103.4 MB in the beginning and 103.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 15:49:46,562 INFO L168 Benchmark]: CACSL2BoogieTranslator took 721.12 ms. Allocated memory was 137.4 MB in the beginning and 197.7 MB in the end (delta: 60.3 MB). Free memory was 83.5 MB in the beginning and 163.9 MB in the end (delta: -80.4 MB). Peak memory consumption was 21.2 MB. Max. memory is 7.1 GB. [2019-09-20 15:49:46,563 INFO L168 Benchmark]: Boogie Preprocessor took 80.25 ms. Allocated memory is still 197.7 MB. Free memory was 163.9 MB in the beginning and 160.0 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-09-20 15:49:46,564 INFO L168 Benchmark]: RCFGBuilder took 1641.25 ms. Allocated memory was 197.7 MB in the beginning and 217.6 MB in the end (delta: 19.9 MB). Free memory was 160.0 MB in the beginning and 148.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 96.2 MB. Max. memory is 7.1 GB. [2019-09-20 15:49:46,564 INFO L168 Benchmark]: Sifa took 31007.23 ms. Allocated memory was 217.6 MB in the beginning and 995.6 MB in the end (delta: 778.0 MB). Free memory was 148.5 MB in the beginning and 245.4 MB in the end (delta: -96.9 MB). Peak memory consumption was 681.2 MB. Max. memory is 7.1 GB. [2019-09-20 15:49:46,571 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 137.4 MB. Free memory was 103.4 MB in the beginning and 103.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 721.12 ms. Allocated memory was 137.4 MB in the beginning and 197.7 MB in the end (delta: 60.3 MB). Free memory was 83.5 MB in the beginning and 163.9 MB in the end (delta: -80.4 MB). Peak memory consumption was 21.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 80.25 ms. Allocated memory is still 197.7 MB. Free memory was 163.9 MB in the beginning and 160.0 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1641.25 ms. Allocated memory was 197.7 MB in the beginning and 217.6 MB in the end (delta: 19.9 MB). Free memory was 160.0 MB in the beginning and 148.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 96.2 MB. Max. memory is 7.1 GB. * Sifa took 31007.23 ms. Allocated memory was 217.6 MB in the beginning and 995.6 MB in the end (delta: 778.0 MB). Free memory was 148.5 MB in the beginning and 245.4 MB in the end (delta: -96.9 MB). Peak memory consumption was 681.2 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]: 30969, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 249, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 166, TOOLS_POST_TIME[ms]: 10924, TOOLS_POST_CALL_APPLICATIONS: 68, TOOLS_POST_CALL_TIME[ms]: 311, TOOLS_POST_RETURN_APPLICATIONS: 59, TOOLS_POST_RETURN_TIME[ms]: 193, TOOLS_QUANTIFIERELIM_APPLICATIONS: 293, TOOLS_QUANTIFIERELIM_TIME[ms]: 11289, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 10745, FLUID_QUERY_TIME[ms]: 12, FLUID_QUERIES: 258, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 82, DOMAIN_JOIN_TIME[ms]: 17068, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 5, DOMAIN_WIDEN_TIME[ms]: 2035, DOMAIN_ISSUBSETEQ_APPLICATIONS: 9, DOMAIN_ISSUBSETEQ_TIME[ms]: 45, DOMAIN_ISBOTTOM_APPLICATIONS: 46, DOMAIN_ISBOTTOM_TIME[ms]: 239, LOOP_SUMMARIZER_APPLICATIONS: 4, LOOP_SUMMARIZER_CACHE_MISSES: 4, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 15184, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 15183, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 9, CALL_SUMMARIZER_APPLICATIONS: 59, CALL_SUMMARIZER_CACHE_MISSES: 18, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11116, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11115, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 36, DAG_COMPRESSION_PROCESSED_NODES: 381, DAG_COMPRESSION_RETAINED_NODES: 189 - 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 496#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...