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.logsizewrapperfluid.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK --sifa.max.parallel.explicit.values 2 --sifa.sizelimitfluid.max.disjunctions 4 -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product56.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 17:08:22,943 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 17:08:22,945 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 17:08:22,957 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 17:08:22,957 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 17:08:22,958 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 17:08:22,960 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 17:08:22,961 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 17:08:22,963 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 17:08:22,964 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 17:08:22,965 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 17:08:22,966 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 17:08:22,967 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 17:08:22,968 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 17:08:22,969 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 17:08:22,970 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 17:08:22,976 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 17:08:22,978 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 17:08:22,980 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 17:08:22,982 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 17:08:22,983 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 17:08:22,984 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 17:08:22,985 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 17:08:22,986 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 17:08:22,989 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 17:08:22,989 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 17:08:22,989 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 17:08:22,990 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 17:08:22,990 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 17:08:22,991 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 17:08:22,992 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 17:08:22,992 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 17:08:22,993 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 17:08:22,994 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 17:08:22,995 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 17:08:22,995 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 17:08:22,996 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 17:08:22,996 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 17:08:22,996 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 17:08:22,997 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 17:08:22,998 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 17:08:22,999 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 [2019-09-25 17:08:23,021 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 17:08:23,023 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 17:08:23,025 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 17:08:23,025 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 17:08:23,025 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 17:08:23,025 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 17:08:23,026 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 17:08:23,026 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 17:08:23,026 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 17:08:23,026 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 17:08:23,026 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 17:08:23,027 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 17:08:23,027 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 17:08:23,027 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 17:08:23,028 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 17:08:23,028 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 17:08:23,029 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 17:08:23,029 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 17:08:23,029 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 17:08:23,029 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 17:08:23,030 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 17:08:23,030 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 17:08:23,030 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 17:08:23,030 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 17:08:23,031 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 17:08:23,031 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 17:08:23,031 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 17:08:23,031 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 17:08:23,031 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: LogSizeWrapperFluid Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Max. Parallel Explicit Values -> 2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: SizeLimitFluid Max. Disjunctions -> 4 [2019-09-25 17:08:23,082 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 17:08:23,097 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 17:08:23,102 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 17:08:23,104 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 17:08:23,105 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 17:08:23,105 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product56.cil.c [2019-09-25 17:08:23,181 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21a0f2e71/5ae61365ef31485282586e6b14bea409/FLAGeb1522b5f [2019-09-25 17:08:23,750 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 17:08:23,751 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product56.cil.c [2019-09-25 17:08:23,774 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21a0f2e71/5ae61365ef31485282586e6b14bea409/FLAGeb1522b5f [2019-09-25 17:08:24,002 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21a0f2e71/5ae61365ef31485282586e6b14bea409 [2019-09-25 17:08:24,015 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 17:08:24,016 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 17:08:24,018 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 17:08:24,018 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 17:08:24,021 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 17:08:24,022 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:08:24" (1/1) ... [2019-09-25 17:08:24,025 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c97aa4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:24, skipping insertion in model container [2019-09-25 17:08:24,026 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:08:24" (1/1) ... [2019-09-25 17:08:24,034 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 17:08:24,101 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 17:08:24,561 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:08:24,576 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 17:08:24,722 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:08:24,781 INFO L192 MainTranslator]: Completed translation [2019-09-25 17:08:24,782 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:24 WrapperNode [2019-09-25 17:08:24,782 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 17:08:24,783 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 17:08:24,783 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 17:08:24,783 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 17:08:24,796 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:24" (1/1) ... [2019-09-25 17:08:24,796 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:24" (1/1) ... [2019-09-25 17:08:24,814 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:24" (1/1) ... [2019-09-25 17:08:24,815 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:24" (1/1) ... [2019-09-25 17:08:24,844 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:24" (1/1) ... [2019-09-25 17:08:24,855 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:24" (1/1) ... [2019-09-25 17:08:24,866 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:24" (1/1) ... [2019-09-25 17:08:24,874 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 17:08:24,875 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 17:08:24,875 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 17:08:24,875 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 17:08:24,876 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:24" (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 [2019-09-25 17:08:24,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 17:08:24,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 17:08:24,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-25 17:08:24,935 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-25 17:08:24,935 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-25 17:08:24,936 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-25 17:08:24,936 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-25 17:08:24,936 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-25 17:08:24,936 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-25 17:08:24,936 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-25 17:08:24,936 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-25 17:08:24,937 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-25 17:08:24,937 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-25 17:08:24,937 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-25 17:08:24,937 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-25 17:08:24,937 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-25 17:08:24,938 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-25 17:08:24,938 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-25 17:08:24,938 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-25 17:08:24,938 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-25 17:08:24,938 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-25 17:08:24,938 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-25 17:08:24,939 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-25 17:08:24,939 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-25 17:08:24,939 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-25 17:08:24,939 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-25 17:08:24,939 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-25 17:08:24,940 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-25 17:08:24,940 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-25 17:08:24,940 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-25 17:08:24,940 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-25 17:08:24,940 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-25 17:08:24,940 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-25 17:08:24,940 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-25 17:08:24,941 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-25 17:08:24,941 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-25 17:08:24,941 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-25 17:08:24,941 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-25 17:08:24,941 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-25 17:08:24,941 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-25 17:08:24,941 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-25 17:08:24,942 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-25 17:08:24,942 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-25 17:08:24,942 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 17:08:24,942 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 17:08:24,942 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 17:08:24,942 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-25 17:08:24,943 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-25 17:08:24,943 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-25 17:08:24,943 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-25 17:08:24,943 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-25 17:08:24,943 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-25 17:08:24,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-25 17:08:24,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 17:08:24,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-25 17:08:24,944 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-25 17:08:24,944 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 17:08:24,944 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-25 17:08:24,944 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-25 17:08:24,945 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 17:08:24,945 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-25 17:08:24,945 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-25 17:08:24,945 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-25 17:08:24,945 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-25 17:08:24,945 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-25 17:08:24,946 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-25 17:08:24,946 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-25 17:08:24,946 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-25 17:08:24,946 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-25 17:08:24,946 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-25 17:08:24,946 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-25 17:08:24,946 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-25 17:08:24,947 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-25 17:08:24,947 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-25 17:08:24,947 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-25 17:08:24,947 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-25 17:08:24,947 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-25 17:08:24,947 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-25 17:08:24,948 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-25 17:08:24,948 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-25 17:08:24,948 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-25 17:08:24,948 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-25 17:08:24,948 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-25 17:08:24,948 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-25 17:08:24,949 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-25 17:08:24,949 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-25 17:08:24,949 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-25 17:08:24,949 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-25 17:08:24,949 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-25 17:08:24,949 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-25 17:08:24,949 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-25 17:08:24,950 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-25 17:08:24,950 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-25 17:08:24,950 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-25 17:08:24,950 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-25 17:08:24,950 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-25 17:08:24,950 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-25 17:08:24,950 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-25 17:08:24,951 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 17:08:24,951 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 17:08:24,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-25 17:08:24,951 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 17:08:26,600 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 17:08:26,601 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-25 17:08:26,602 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:08:26 BoogieIcfgContainer [2019-09-25 17:08:26,602 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 17:08:26,603 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 17:08:26,603 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 17:08:26,603 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 17:08:26,605 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:08:26" (1/1) ... [2019-09-25 17:08:26,605 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=ExplicitValueDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=4 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-09-25 17:08:26,634 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 17:08:26,635 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 17:08:26,650 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 17:08:26,665 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 17:08:26,667 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 17:08:37,605 WARN L191 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-25 17:08:39,350 WARN L191 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-25 17:08:39,486 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 17:08:39,634 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 17:08:39,769 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 17:08:39,785 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-25 17:08:39,829 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-25 17:08:39,844 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-25 17:08:40,024 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-25 17:08:40,208 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-25 17:08:40,714 WARN L191 SmtUtils]: Spent 451.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 17:08:41,056 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 17:08:41,351 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 17:08:41,620 WARN L191 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 17:08:41,819 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 17:08:42,015 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 17:08:42,208 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 17:08:42,421 WARN L191 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 17:08:47,747 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-25 17:08:47,749 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 72 for LOIs [2019-09-25 17:08:47,796 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 66 for LOIs [2019-09-25 17:08:47,801 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 80 for LOIs [2019-09-25 17:08:47,809 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 17:08:47,810 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 17:08:47,812 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1539#(and (not (= 0 ~methAndRunningLastTime~0)) (= |#t~string20.offset| 0) (= |#t~string21.offset| 0) (= |#t~string44.offset| 0) (= |#t~string56.offset| 0) (= |#t~string29.offset| 0) (= |#t~string42.offset| 0) (= |#t~string27.offset| 0) (= |#t~string54.offset| 0) (= |#t~string58.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string28.offset| 0) (= |#t~string66.offset| 0) (= |#t~string62.offset| 0) (= |#t~string64.offset| 0) (= |#t~string19.offset| 0) (= ~head~0.base 0) (not (= 0 ~methaneLevelCritical~0)) (= |#t~string32.offset| 0) (= |#t~string30.offset| 0) (= ~cleanupTimeShifts~0 4) (<= ~methaneLevelCritical~0 2147483647) (= |#t~string52.offset| 0) (= |#NULL.base| 0) (= |#t~string38.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string18.offset| 0) (= |#t~string60.offset| 0) (= |#t~string22.offset| 0) (= ~head~0.offset 0) (<= ~pumpRunning~0 2147483647) (= |#t~string31.offset| 0) (= |#t~string36.offset| 0) (= |#t~string40.offset| 0) (= |#NULL.offset| 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (= |#t~string23.offset| 0)) [2019-09-25 17:08:47,826 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 17:08:47,827 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 17:08:47,829 INFO L168 Benchmark]: Toolchain (without parser) took 23812.60 ms. Allocated memory was 130.5 MB in the beginning and 654.3 MB in the end (delta: 523.8 MB). Free memory was 84.4 MB in the beginning and 158.0 MB in the end (delta: -73.6 MB). Peak memory consumption was 450.2 MB. Max. memory is 7.1 GB. [2019-09-25 17:08:47,830 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 130.5 MB. Free memory was 103.4 MB in the beginning and 103.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-25 17:08:47,831 INFO L168 Benchmark]: CACSL2BoogieTranslator took 764.75 ms. Allocated memory was 130.5 MB in the beginning and 198.2 MB in the end (delta: 67.6 MB). Free memory was 84.2 MB in the beginning and 160.7 MB in the end (delta: -76.5 MB). Peak memory consumption was 27.0 MB. Max. memory is 7.1 GB. [2019-09-25 17:08:47,832 INFO L168 Benchmark]: Boogie Preprocessor took 92.01 ms. Allocated memory is still 198.2 MB. Free memory was 160.7 MB in the beginning and 156.7 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-09-25 17:08:47,833 INFO L168 Benchmark]: RCFGBuilder took 1727.46 ms. Allocated memory was 198.2 MB in the beginning and 217.6 MB in the end (delta: 19.4 MB). Free memory was 156.1 MB in the beginning and 132.8 MB in the end (delta: 23.3 MB). Peak memory consumption was 92.1 MB. Max. memory is 7.1 GB. [2019-09-25 17:08:47,834 INFO L168 Benchmark]: Sifa took 21224.17 ms. Allocated memory was 217.6 MB in the beginning and 654.3 MB in the end (delta: 436.7 MB). Free memory was 132.8 MB in the beginning and 158.0 MB in the end (delta: -25.1 MB). Peak memory consumption was 411.6 MB. Max. memory is 7.1 GB. [2019-09-25 17:08:47,837 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 130.5 MB. Free memory was 103.4 MB in the beginning and 103.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 764.75 ms. Allocated memory was 130.5 MB in the beginning and 198.2 MB in the end (delta: 67.6 MB). Free memory was 84.2 MB in the beginning and 160.7 MB in the end (delta: -76.5 MB). Peak memory consumption was 27.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 92.01 ms. Allocated memory is still 198.2 MB. Free memory was 160.7 MB in the beginning and 156.7 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1727.46 ms. Allocated memory was 198.2 MB in the beginning and 217.6 MB in the end (delta: 19.4 MB). Free memory was 156.1 MB in the beginning and 132.8 MB in the end (delta: 23.3 MB). Peak memory consumption was 92.1 MB. Max. memory is 7.1 GB. * Sifa took 21224.17 ms. Allocated memory was 217.6 MB in the beginning and 654.3 MB in the end (delta: 436.7 MB). Free memory was 132.8 MB in the beginning and 158.0 MB in the end (delta: -25.1 MB). Peak memory consumption was 411.6 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]: 21178, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 657, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 441, TOOLS_POST_TIME[ms]: 12936, TOOLS_POST_CALL_APPLICATIONS: 174, TOOLS_POST_CALL_TIME[ms]: 292, TOOLS_POST_RETURN_APPLICATIONS: 167, TOOLS_POST_RETURN_TIME[ms]: 153, TOOLS_QUANTIFIERELIM_APPLICATIONS: 781, TOOLS_QUANTIFIERELIM_TIME[ms]: 13150, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12735, FLUID_QUERY_TIME[ms]: 23, FLUID_QUERIES: 680, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 200, DOMAIN_JOIN_TIME[ms]: 7180, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 5, DOMAIN_WIDEN_TIME[ms]: 67, DOMAIN_ISSUBSETEQ_APPLICATIONS: 23, DOMAIN_ISSUBSETEQ_TIME[ms]: 26, DOMAIN_ISBOTTOM_APPLICATIONS: 116, DOMAIN_ISBOTTOM_TIME[ms]: 284, LOOP_SUMMARIZER_APPLICATIONS: 18, LOOP_SUMMARIZER_CACHE_MISSES: 18, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 4298, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 4297, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 23, CALL_SUMMARIZER_APPLICATIONS: 167, CALL_SUMMARIZER_CACHE_MISSES: 32, CALL_SUMMARIZER_OVERALL_TIME[ms]: 13293, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 13291, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 54, DAG_COMPRESSION_PROCESSED_NODES: 757, DAG_COMPRESSION_RETAINED_NODES: 388 - UnprovableResult [Line: 410]: 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 1539#(and (not (= 0 ~methAndRunningLastTime~0)) (= |#t~string20.offset| 0) (= |#t~string21.offset| 0) (= |#t~string44.offset| 0) (= |#t~string56.offset| 0) (= |#t~string29.offset| 0) (= |#t~string42.offset| 0) (= |#t~string27.offset| 0) (= |#t~string54.offset| 0) (= |#t~string58.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string28.offset| 0) (= |#t~string66.offset| 0) (= |#t~string62.offset| 0) (= |#t~string64.offset| 0) (= |#t~string19.offset| 0) (= ~head~0.base 0) (not (= 0 ~methaneLevelCritical~0)) (= |#t~string32.offset| 0) (= |#t~string30.offset| 0) (= ~cleanupTimeShifts~0 4) (<= ~methaneLevelCritical~0 2147483647) (= |#t~string52.offset| 0) (= |#NULL.base| 0) (= |#t~string38.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string18.offset| 0) (= |#t~string60.offset| 0) (= |#t~string22.offset| 0) (= ~head~0.offset 0) (<= ~pumpRunning~0 2147483647) (= |#t~string31.offset| 0) (= |#t~string36.offset| 0) (= |#t~string40.offset| 0) (= |#NULL.offset| 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (= |#t~string23.offset| 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...