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 4 --sifa.sizelimitfluid.max.disjunctions 16 -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product31.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 17:47:16,782 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 17:47:16,784 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 17:47:16,797 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 17:47:16,797 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 17:47:16,799 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 17:47:16,800 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 17:47:16,802 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 17:47:16,804 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 17:47:16,805 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 17:47:16,806 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 17:47:16,807 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 17:47:16,807 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 17:47:16,808 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 17:47:16,809 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 17:47:16,811 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 17:47:16,812 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 17:47:16,813 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 17:47:16,815 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 17:47:16,817 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 17:47:16,819 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 17:47:16,820 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 17:47:16,821 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 17:47:16,822 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 17:47:16,825 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 17:47:16,825 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 17:47:16,825 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 17:47:16,827 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 17:47:16,827 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 17:47:16,828 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 17:47:16,829 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 17:47:16,830 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 17:47:16,830 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 17:47:16,831 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 17:47:16,833 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 17:47:16,833 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 17:47:16,834 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 17:47:16,834 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 17:47:16,834 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 17:47:16,835 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 17:47:16,836 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 17:47:16,837 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 17:47:16,852 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 17:47:16,853 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 17:47:16,854 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 17:47:16,854 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 17:47:16,854 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 17:47:16,855 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 17:47:16,855 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 17:47:16,855 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 17:47:16,855 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 17:47:16,856 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 17:47:16,856 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 17:47:16,856 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 17:47:16,857 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 17:47:16,857 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 17:47:16,857 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 17:47:16,858 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 17:47:16,858 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 17:47:16,858 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 17:47:16,858 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 17:47:16,858 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 17:47:16,859 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 17:47:16,859 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 17:47:16,859 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 17:47:16,860 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 17:47:16,860 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 17:47:16,860 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 17:47:16,860 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 17:47:16,861 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 17:47:16,861 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 -> 4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: SizeLimitFluid Max. Disjunctions -> 16 [2019-09-25 17:47:16,923 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 17:47:16,935 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 17:47:16,939 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 17:47:16,940 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 17:47:16,941 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 17:47:16,942 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product31.cil.c [2019-09-25 17:47:17,013 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/533998197/6188b7c4dcb4440ebf156da9d59ab1c9/FLAGc364b67af [2019-09-25 17:47:17,576 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 17:47:17,577 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product31.cil.c [2019-09-25 17:47:17,610 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/533998197/6188b7c4dcb4440ebf156da9d59ab1c9/FLAGc364b67af [2019-09-25 17:47:17,849 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/533998197/6188b7c4dcb4440ebf156da9d59ab1c9 [2019-09-25 17:47:17,863 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 17:47:17,864 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 17:47:17,865 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 17:47:17,865 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 17:47:17,869 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 17:47:17,870 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:47:17" (1/1) ... [2019-09-25 17:47:17,873 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28c6f9b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:47:17, skipping insertion in model container [2019-09-25 17:47:17,873 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:47:17" (1/1) ... [2019-09-25 17:47:17,881 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 17:47:17,947 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 17:47:18,372 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:47:18,389 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 17:47:18,528 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:47:18,570 INFO L192 MainTranslator]: Completed translation [2019-09-25 17:47:18,571 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:47:18 WrapperNode [2019-09-25 17:47:18,571 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 17:47:18,571 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 17:47:18,571 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 17:47:18,572 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 17:47:18,584 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:47:18" (1/1) ... [2019-09-25 17:47:18,584 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:47:18" (1/1) ... [2019-09-25 17:47:18,602 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:47:18" (1/1) ... [2019-09-25 17:47:18,603 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:47:18" (1/1) ... [2019-09-25 17:47:18,644 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:47:18" (1/1) ... [2019-09-25 17:47:18,654 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:47:18" (1/1) ... [2019-09-25 17:47:18,659 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:47:18" (1/1) ... [2019-09-25 17:47:18,666 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 17:47:18,667 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 17:47:18,667 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 17:47:18,667 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 17:47:18,668 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:47:18" (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 17:47:18,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 17:47:18,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 17:47:18,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-25 17:47:18,725 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-25 17:47:18,726 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-25 17:47:18,726 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-25 17:47:18,726 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-25 17:47:18,726 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 17:47:18,726 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-25 17:47:18,726 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-25 17:47:18,727 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-25 17:47:18,727 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-25 17:47:18,727 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-25 17:47:18,727 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-25 17:47:18,727 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-25 17:47:18,727 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-25 17:47:18,728 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-25 17:47:18,728 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-25 17:47:18,728 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-25 17:47:18,728 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-25 17:47:18,728 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-25 17:47:18,728 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-25 17:47:18,729 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-25 17:47:18,729 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-25 17:47:18,729 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-25 17:47:18,729 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-25 17:47:18,729 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-25 17:47:18,729 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-25 17:47:18,730 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-25 17:47:18,730 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-25 17:47:18,730 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-25 17:47:18,730 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-25 17:47:18,730 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-25 17:47:18,730 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-25 17:47:18,730 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-25 17:47:18,731 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-25 17:47:18,731 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-25 17:47:18,731 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-25 17:47:18,731 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-25 17:47:18,731 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-25 17:47:18,731 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 17:47:18,732 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 17:47:18,732 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-25 17:47:18,732 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-25 17:47:18,732 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-25 17:47:18,732 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-25 17:47:18,732 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-25 17:47:18,733 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-25 17:47:18,733 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-25 17:47:18,733 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-25 17:47:18,733 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-25 17:47:18,733 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-25 17:47:18,733 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-25 17:47:18,733 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-25 17:47:18,734 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-25 17:47:18,734 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 17:47:18,734 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-25 17:47:18,734 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-25 17:47:18,734 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-25 17:47:18,734 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-25 17:47:18,735 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-25 17:47:18,735 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-25 17:47:18,735 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-25 17:47:18,735 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-25 17:47:18,735 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-25 17:47:18,735 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-25 17:47:18,736 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-25 17:47:18,736 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-25 17:47:18,736 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-25 17:47:18,736 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-25 17:47:18,736 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-25 17:47:18,736 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-25 17:47:18,736 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-25 17:47:18,737 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-25 17:47:18,737 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-25 17:47:18,737 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-25 17:47:18,737 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-25 17:47:18,737 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-25 17:47:18,737 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-25 17:47:18,738 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-25 17:47:18,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-25 17:47:18,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 17:47:18,738 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-25 17:47:18,738 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-25 17:47:18,738 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 17:47:18,738 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-25 17:47:18,739 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-25 17:47:18,739 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 17:47:18,739 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-25 17:47:18,739 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-25 17:47:18,739 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-25 17:47:18,739 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 17:47:18,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-25 17:47:18,740 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 17:47:20,429 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 17:47:20,429 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-25 17:47:20,431 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:47:20 BoogieIcfgContainer [2019-09-25 17:47:20,431 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 17:47:20,431 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 17:47:20,432 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 17:47:20,432 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 17:47:20,433 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:47:20" (1/1) ... [2019-09-25 17:47:20,434 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=ExplicitValueDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=4 ♦ 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=16 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-09-25 17:47:20,459 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 17:47:20,463 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 17:47:20,474 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 17:47:20,488 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 17:47:20,489 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 17:47:31,661 WARN L191 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-25 17:47:33,434 WARN L191 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-25 17:47:33,646 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 17:47:33,828 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 17:47:33,965 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 17:47:33,989 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 480 for LOIs [2019-09-25 17:47:34,052 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 480 for LOIs [2019-09-25 17:47:34,057 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 480 for LOIs [2019-09-25 17:47:34,245 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-09-25 17:47:34,384 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-09-25 17:47:34,832 WARN L191 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-25 17:47:35,236 WARN L191 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-25 17:47:35,491 WARN L191 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-25 17:47:35,753 WARN L191 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-25 17:47:35,948 WARN L191 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-25 17:47:36,282 WARN L191 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-25 17:47:36,460 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-25 17:47:36,683 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-25 17:47:36,863 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-25 17:47:37,121 WARN L191 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-25 17:47:37,291 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-25 17:47:37,537 WARN L191 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-25 17:47:37,693 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-25 17:47:37,917 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-25 17:47:38,600 WARN L191 SmtUtils]: Spent 635.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-09-25 17:47:40,655 WARN L191 SmtUtils]: Spent 476.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-09-25 17:47:42,455 WARN L191 SmtUtils]: Spent 430.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-09-25 17:47:45,052 WARN L191 SmtUtils]: Spent 471.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-09-25 17:47:46,115 WARN L191 SmtUtils]: Spent 431.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-09-25 17:47:46,985 WARN L191 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-09-25 17:47:47,997 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 522 [2019-09-25 17:47:48,224 WARN L191 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-25 17:47:48,446 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 522 [2019-09-25 17:47:48,657 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-25 17:47:49,071 WARN L191 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 532 [2019-09-25 17:47:49,310 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-25 17:47:49,313 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 75 for LOIs [2019-09-25 17:47:49,365 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 63 for LOIs [2019-09-25 17:47:49,369 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 77 for LOIs [2019-09-25 17:47:49,376 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 17:47:49,376 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 17:47:49,378 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1815#(and (= |#t~string8.offset| 0) (= |#t~string21.offset| 0) (= |#t~string61.offset| 0) (= |#t~string29.offset| 0) (= |#t~string4.offset| 0) (= |#t~string57.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~string66.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) (<= ~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 17:47:49,388 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 17:47:49,388 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 17:47:49,389 INFO L168 Benchmark]: Toolchain (without parser) took 31525.07 ms. Allocated memory was 129.5 MB in the beginning and 1.0 GB in the end (delta: 900.2 MB). Free memory was 83.9 MB in the beginning and 829.3 MB in the end (delta: -745.5 MB). Peak memory consumption was 154.7 MB. Max. memory is 7.1 GB. [2019-09-25 17:47:49,390 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 129.5 MB. Free memory was 103.6 MB in the beginning and 103.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-25 17:47:49,391 INFO L168 Benchmark]: CACSL2BoogieTranslator took 705.78 ms. Allocated memory was 129.5 MB in the beginning and 197.1 MB in the end (delta: 67.6 MB). Free memory was 83.7 MB in the beginning and 159.5 MB in the end (delta: -75.8 MB). Peak memory consumption was 27.1 MB. Max. memory is 7.1 GB. [2019-09-25 17:47:49,392 INFO L168 Benchmark]: Boogie Preprocessor took 95.40 ms. Allocated memory is still 197.1 MB. Free memory was 159.5 MB in the beginning and 155.5 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-09-25 17:47:49,393 INFO L168 Benchmark]: RCFGBuilder took 1763.95 ms. Allocated memory was 197.1 MB in the beginning and 214.4 MB in the end (delta: 17.3 MB). Free memory was 155.5 MB in the beginning and 139.3 MB in the end (delta: 16.3 MB). Peak memory consumption was 94.9 MB. Max. memory is 7.1 GB. [2019-09-25 17:47:49,394 INFO L168 Benchmark]: Sifa took 28956.58 ms. Allocated memory was 214.4 MB in the beginning and 1.0 GB in the end (delta: 815.3 MB). Free memory was 139.3 MB in the beginning and 829.3 MB in the end (delta: -690.1 MB). Peak memory consumption was 125.2 MB. Max. memory is 7.1 GB. [2019-09-25 17:47:49,397 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 129.5 MB. Free memory was 103.6 MB in the beginning and 103.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 705.78 ms. Allocated memory was 129.5 MB in the beginning and 197.1 MB in the end (delta: 67.6 MB). Free memory was 83.7 MB in the beginning and 159.5 MB in the end (delta: -75.8 MB). Peak memory consumption was 27.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 95.40 ms. Allocated memory is still 197.1 MB. Free memory was 159.5 MB in the beginning and 155.5 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1763.95 ms. Allocated memory was 197.1 MB in the beginning and 214.4 MB in the end (delta: 17.3 MB). Free memory was 155.5 MB in the beginning and 139.3 MB in the end (delta: 16.3 MB). Peak memory consumption was 94.9 MB. Max. memory is 7.1 GB. * Sifa took 28956.58 ms. Allocated memory was 214.4 MB in the beginning and 1.0 GB in the end (delta: 815.3 MB). Free memory was 139.3 MB in the beginning and 829.3 MB in the end (delta: -690.1 MB). Peak memory consumption was 125.2 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]: 28919, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 687, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 462, TOOLS_POST_TIME[ms]: 13305, TOOLS_POST_CALL_APPLICATIONS: 170, TOOLS_POST_CALL_TIME[ms]: 350, TOOLS_POST_RETURN_APPLICATIONS: 163, TOOLS_POST_RETURN_TIME[ms]: 207, TOOLS_QUANTIFIERELIM_APPLICATIONS: 794, TOOLS_QUANTIFIERELIM_TIME[ms]: 13632, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 13069, FLUID_QUERY_TIME[ms]: 25, FLUID_QUERIES: 716, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 208, DOMAIN_JOIN_TIME[ms]: 14175, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 10, DOMAIN_WIDEN_TIME[ms]: 206, DOMAIN_ISSUBSETEQ_APPLICATIONS: 29, DOMAIN_ISSUBSETEQ_TIME[ms]: 37, DOMAIN_ISBOTTOM_APPLICATIONS: 122, DOMAIN_ISBOTTOM_TIME[ms]: 385, LOOP_SUMMARIZER_APPLICATIONS: 19, LOOP_SUMMARIZER_CACHE_MISSES: 19, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 5799, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 5798, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 29, CALL_SUMMARIZER_APPLICATIONS: 163, CALL_SUMMARIZER_CACHE_MISSES: 24, CALL_SUMMARIZER_OVERALL_TIME[ms]: 13679, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 13677, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 9, REGEX_TO_DAG_TIME[ms]: 7, DAG_COMPRESSION_TIME[ms]: 55, DAG_COMPRESSION_PROCESSED_NODES: 692, DAG_COMPRESSION_RETAINED_NODES: 359 - UnprovableResult [Line: 585]: 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 1815#(and (= |#t~string8.offset| 0) (= |#t~string21.offset| 0) (= |#t~string61.offset| 0) (= |#t~string29.offset| 0) (= |#t~string4.offset| 0) (= |#t~string57.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~string66.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) (<= ~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...