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_product57.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 17:08:22,969 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 17:08:22,971 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 17:08:22,984 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 17:08:22,984 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 17:08:22,985 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 17:08:22,987 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 17:08:22,990 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 17:08:22,992 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 17:08:22,993 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 17:08:22,994 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 17:08:22,995 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 17:08:22,995 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 17:08:22,996 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 17:08:22,997 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 17:08:22,998 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 17:08:22,999 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 17:08:23,000 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 17:08:23,002 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 17:08:23,004 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 17:08:23,005 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 17:08:23,006 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 17:08:23,007 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 17:08:23,008 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 17:08:23,011 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 17:08:23,011 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 17:08:23,011 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 17:08:23,012 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 17:08:23,013 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 17:08:23,014 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 17:08:23,014 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 17:08:23,015 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 17:08:23,016 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 17:08:23,017 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 17:08:23,018 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 17:08:23,018 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 17:08:23,019 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 17:08:23,019 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 17:08:23,019 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 17:08:23,020 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 17:08:23,021 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 17:08:23,022 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 17:08:23,037 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 17:08:23,037 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 17:08:23,038 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 17:08:23,039 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 17:08:23,039 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 17:08:23,039 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 17:08:23,039 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 17:08:23,040 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 17:08:23,040 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 17:08:23,040 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 17:08:23,040 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 17:08:23,040 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 17:08:23,041 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 17:08:23,041 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 17:08:23,041 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 17:08:23,041 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 17:08:23,041 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 17:08:23,042 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 17:08:23,042 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 17:08:23,042 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 17:08:23,044 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 17:08:23,044 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 17:08:23,045 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 17:08:23,045 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 17:08:23,045 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 17:08:23,045 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 17:08:23,045 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 17:08:23,045 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 17:08:23,046 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 17:08:23,100 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 17:08:23,115 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 17:08:23,118 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 17:08:23,120 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 17:08:23,120 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 17:08:23,122 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product57.cil.c [2019-09-25 17:08:23,184 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83248b67d/a28e156e297e443d834506747561c82d/FLAG3a7627586 [2019-09-25 17:08:23,663 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 17:08:23,664 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product57.cil.c [2019-09-25 17:08:23,683 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83248b67d/a28e156e297e443d834506747561c82d/FLAG3a7627586 [2019-09-25 17:08:24,009 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83248b67d/a28e156e297e443d834506747561c82d [2019-09-25 17:08:24,021 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 17:08:24,022 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 17:08:24,023 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 17:08:24,023 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 17:08:24,027 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 17:08:24,028 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:08:24" (1/1) ... [2019-09-25 17:08:24,032 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c8d1e52 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 17:08:24,032 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:08:24" (1/1) ... [2019-09-25 17:08:24,039 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 17:08:24,095 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 17:08:24,565 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:08:24,580 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 17:08:24,681 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:08:24,721 INFO L192 MainTranslator]: Completed translation [2019-09-25 17:08:24,722 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:24 WrapperNode [2019-09-25 17:08:24,722 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 17:08:24,723 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 17:08:24,723 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 17:08:24,723 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 17:08:24,736 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 17:08:24,736 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 17:08:24,754 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 17:08:24,754 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 17:08:24,782 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 17:08:24,792 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 17:08:24,797 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 17:08:24,805 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 17:08:24,805 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 17:08:24,805 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 17:08:24,806 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 17:08:24,806 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 17:08:24,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 17:08:24,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 17:08:24,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-25 17:08:24,859 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-25 17:08:24,859 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-25 17:08:24,859 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-25 17:08:24,859 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-25 17:08:24,859 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-25 17:08:24,860 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-25 17:08:24,860 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-25 17:08:24,860 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-25 17:08:24,860 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-25 17:08:24,860 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-25 17:08:24,860 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-25 17:08:24,861 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-25 17:08:24,861 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-25 17:08:24,861 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-25 17:08:24,861 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-25 17:08:24,861 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-25 17:08:24,861 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 17:08:24,862 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-25 17:08:24,862 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-25 17:08:24,862 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-25 17:08:24,862 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-25 17:08:24,862 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-25 17:08:24,862 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-25 17:08:24,863 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-25 17:08:24,863 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-25 17:08:24,863 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-25 17:08:24,863 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-25 17:08:24,863 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-25 17:08:24,863 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-25 17:08:24,864 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-25 17:08:24,864 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-25 17:08:24,864 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-25 17:08:24,864 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-25 17:08:24,864 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-25 17:08:24,864 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-25 17:08:24,864 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-25 17:08:24,865 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-25 17:08:24,865 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-25 17:08:24,865 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-25 17:08:24,865 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 17:08:24,865 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 17:08:24,865 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-25 17:08:24,865 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-25 17:08:24,866 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-25 17:08:24,866 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-25 17:08:24,866 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-25 17:08:24,866 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-25 17:08:24,866 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-25 17:08:24,866 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-25 17:08:24,867 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-25 17:08:24,867 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-25 17:08:24,867 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-25 17:08:24,867 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-25 17:08:24,867 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-25 17:08:24,867 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-25 17:08:24,868 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-25 17:08:24,868 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-25 17:08:24,868 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-25 17:08:24,868 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-25 17:08:24,868 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-25 17:08:24,868 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-25 17:08:24,869 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-25 17:08:24,869 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-25 17:08:24,869 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 17:08:24,869 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-25 17:08:24,869 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-25 17:08:24,869 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-25 17:08:24,869 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-25 17:08:24,870 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-25 17:08:24,870 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-25 17:08:24,870 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-25 17:08:24,870 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-25 17:08:24,870 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-25 17:08:24,870 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-25 17:08:24,871 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-25 17:08:24,871 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-25 17:08:24,871 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-25 17:08:24,871 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-25 17:08:24,871 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-25 17:08:24,871 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-25 17:08:24,871 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-25 17:08:24,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-25 17:08:24,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 17:08:24,872 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-25 17:08:24,872 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-25 17:08:24,872 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 17:08:24,872 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-25 17:08:24,873 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-25 17:08:24,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 17:08:24,873 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-25 17:08:24,873 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-25 17:08:24,873 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-25 17:08:24,873 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 17:08:24,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-25 17:08:24,874 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 17:08:26,432 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 17:08:26,433 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-25 17:08:26,434 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:08:26 BoogieIcfgContainer [2019-09-25 17:08:26,435 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 17:08:26,435 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 17:08:26,435 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 17:08:26,435 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 17:08:26,437 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 17:08:26,438 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 17:08:26,476 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 17:08:26,477 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 17:08:26,491 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 17:08:26,505 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 17:08:26,507 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 17:08:35,570 WARN L191 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-25 17:08:37,151 WARN L191 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-25 17:08:37,312 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 17:08:37,440 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 17:08:37,575 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 17:08:37,591 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 482 for LOIs [2019-09-25 17:08:37,633 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 482 for LOIs [2019-09-25 17:08:37,647 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 482 for LOIs [2019-09-25 17:08:37,824 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 486 [2019-09-25 17:08:37,961 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 486 [2019-09-25 17:08:38,443 WARN L191 SmtUtils]: Spent 413.00 ms on a formula simplification that was a NOOP. DAG size: 503 [2019-09-25 17:08:38,878 WARN L191 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 503 [2019-09-25 17:08:39,207 WARN L191 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 503 [2019-09-25 17:08:39,499 WARN L191 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 503 [2019-09-25 17:08:39,945 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 525 DAG size of output: 525 [2019-09-25 17:08:40,401 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 520 DAG size of output: 520 [2019-09-25 17:08:40,627 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 525 DAG size of output: 525 [2019-09-25 17:08:40,941 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 75 for LOIs [2019-09-25 17:08:41,067 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 75 for LOIs [2019-09-25 17:08:41,113 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 66 for LOIs [2019-09-25 17:08:41,120 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 80 for LOIs [2019-09-25 17:08:41,128 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 17:08:41,129 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 17:08:41,131 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 640#(and (not (= 0 ~methAndRunningLastTime~0)) (= |#t~string8.offset| 0) (= |#t~string21.offset| 0) (= |#t~string61.offset| 0) (= |#t~string29.offset| 0) (= |#t~string4.offset| 0) (= |#t~string67.offset| 0) (= |#t~string27.offset| 0) (= |#t~string10.offset| 0) (= |#t~string2.offset| 0) (= |#t~string58.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string72.offset| 0) (= |#t~string62.offset| 0) (= |#t~string19.offset| 0) (= ~head~0.base 0) (= |#t~string59.offset| 0) (not (= 0 ~methaneLevelCritical~0)) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (<= ~methaneLevelCritical~0 2147483647) (= |#NULL.base| 0) (= |#t~string33.offset| 0) (= |#t~string71.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string25.offset| 0) (= |#t~string60.offset| 0) (= ~head~0.offset 0) (= |#t~string6.offset| 0) (= |#t~string63.offset| 0) (<= ~pumpRunning~0 2147483647) (= |#t~string31.offset| 0) (= |#t~string70.offset| 0) (= |#t~string69.offset| 0) (= |#NULL.offset| 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (= |#t~string23.offset| 0)) [2019-09-25 17:08:41,145 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 17:08:41,146 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 17:08:41,148 INFO L168 Benchmark]: Toolchain (without parser) took 17125.51 ms. Allocated memory was 139.5 MB in the beginning and 433.6 MB in the end (delta: 294.1 MB). Free memory was 85.6 MB in the beginning and 171.5 MB in the end (delta: -85.9 MB). Peak memory consumption was 208.2 MB. Max. memory is 7.1 GB. [2019-09-25 17:08:41,150 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 139.5 MB. Free memory was 105.4 MB in the beginning and 105.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-25 17:08:41,154 INFO L168 Benchmark]: CACSL2BoogieTranslator took 699.19 ms. Allocated memory was 139.5 MB in the beginning and 199.8 MB in the end (delta: 60.3 MB). Free memory was 85.4 MB in the beginning and 165.2 MB in the end (delta: -79.8 MB). Peak memory consumption was 21.9 MB. Max. memory is 7.1 GB. [2019-09-25 17:08:41,161 INFO L168 Benchmark]: Boogie Preprocessor took 82.18 ms. Allocated memory is still 199.8 MB. Free memory was 165.2 MB in the beginning and 160.9 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-09-25 17:08:41,166 INFO L168 Benchmark]: RCFGBuilder took 1629.43 ms. Allocated memory was 199.8 MB in the beginning and 223.9 MB in the end (delta: 24.1 MB). Free memory was 160.3 MB in the beginning and 138.4 MB in the end (delta: 21.9 MB). Peak memory consumption was 90.1 MB. Max. memory is 7.1 GB. [2019-09-25 17:08:41,168 INFO L168 Benchmark]: Sifa took 14710.99 ms. Allocated memory was 223.9 MB in the beginning and 433.6 MB in the end (delta: 209.7 MB). Free memory was 138.4 MB in the beginning and 171.5 MB in the end (delta: -33.1 MB). Peak memory consumption was 176.6 MB. Max. memory is 7.1 GB. [2019-09-25 17:08:41,174 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 139.5 MB. Free memory was 105.4 MB in the beginning and 105.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 699.19 ms. Allocated memory was 139.5 MB in the beginning and 199.8 MB in the end (delta: 60.3 MB). Free memory was 85.4 MB in the beginning and 165.2 MB in the end (delta: -79.8 MB). Peak memory consumption was 21.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 82.18 ms. Allocated memory is still 199.8 MB. Free memory was 165.2 MB in the beginning and 160.9 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1629.43 ms. Allocated memory was 199.8 MB in the beginning and 223.9 MB in the end (delta: 24.1 MB). Free memory was 160.3 MB in the beginning and 138.4 MB in the end (delta: 21.9 MB). Peak memory consumption was 90.1 MB. Max. memory is 7.1 GB. * Sifa took 14710.99 ms. Allocated memory was 223.9 MB in the beginning and 433.6 MB in the end (delta: 209.7 MB). Free memory was 138.4 MB in the beginning and 171.5 MB in the end (delta: -33.1 MB). Peak memory consumption was 176.6 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]: 14655, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 294, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 197, TOOLS_POST_TIME[ms]: 10802, TOOLS_POST_CALL_APPLICATIONS: 83, TOOLS_POST_CALL_TIME[ms]: 167, TOOLS_POST_RETURN_APPLICATIONS: 74, TOOLS_POST_RETURN_TIME[ms]: 60, TOOLS_QUANTIFIERELIM_APPLICATIONS: 354, TOOLS_QUANTIFIERELIM_TIME[ms]: 10925, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 10712, FLUID_QUERY_TIME[ms]: 14, FLUID_QUERIES: 305, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 85, DOMAIN_JOIN_TIME[ms]: 3276, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 45, DOMAIN_ISSUBSETEQ_APPLICATIONS: 11, DOMAIN_ISSUBSETEQ_TIME[ms]: 24, DOMAIN_ISBOTTOM_APPLICATIONS: 41, DOMAIN_ISBOTTOM_TIME[ms]: 117, LOOP_SUMMARIZER_APPLICATIONS: 9, LOOP_SUMMARIZER_CACHE_MISSES: 9, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 927, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 926, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 11, CALL_SUMMARIZER_APPLICATIONS: 74, CALL_SUMMARIZER_CACHE_MISSES: 28, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11136, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11136, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 35, DAG_COMPRESSION_PROCESSED_NODES: 487, DAG_COMPRESSION_RETAINED_NODES: 254 - UnprovableResult [Line: 983]: 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 640#(and (not (= 0 ~methAndRunningLastTime~0)) (= |#t~string8.offset| 0) (= |#t~string21.offset| 0) (= |#t~string61.offset| 0) (= |#t~string29.offset| 0) (= |#t~string4.offset| 0) (= |#t~string67.offset| 0) (= |#t~string27.offset| 0) (= |#t~string10.offset| 0) (= |#t~string2.offset| 0) (= |#t~string58.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string72.offset| 0) (= |#t~string62.offset| 0) (= |#t~string19.offset| 0) (= ~head~0.base 0) (= |#t~string59.offset| 0) (not (= 0 ~methaneLevelCritical~0)) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (<= ~methaneLevelCritical~0 2147483647) (= |#NULL.base| 0) (= |#t~string33.offset| 0) (= |#t~string71.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string25.offset| 0) (= |#t~string60.offset| 0) (= ~head~0.offset 0) (= |#t~string6.offset| 0) (= |#t~string63.offset| 0) (<= ~pumpRunning~0 2147483647) (= |#t~string31.offset| 0) (= |#t~string70.offset| 0) (= |#t~string69.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...