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_spec3_product62.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 17:50:12,684 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 17:50:12,686 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 17:50:12,698 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 17:50:12,698 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 17:50:12,699 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 17:50:12,700 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 17:50:12,702 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 17:50:12,704 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 17:50:12,704 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 17:50:12,705 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 17:50:12,706 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 17:50:12,707 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 17:50:12,708 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 17:50:12,708 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 17:50:12,710 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 17:50:12,710 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 17:50:12,711 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 17:50:12,713 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 17:50:12,717 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 17:50:12,719 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 17:50:12,720 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 17:50:12,724 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 17:50:12,725 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 17:50:12,729 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 17:50:12,730 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 17:50:12,730 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 17:50:12,733 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 17:50:12,734 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 17:50:12,735 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 17:50:12,735 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 17:50:12,736 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 17:50:12,737 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 17:50:12,739 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 17:50:12,740 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 17:50:12,740 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 17:50:12,741 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 17:50:12,741 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 17:50:12,741 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 17:50:12,744 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 17:50:12,745 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 17:50:12,746 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 17:50:12,761 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 17:50:12,762 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 17:50:12,763 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 17:50:12,763 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 17:50:12,763 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 17:50:12,763 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 17:50:12,764 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 17:50:12,764 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 17:50:12,764 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 17:50:12,764 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 17:50:12,764 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 17:50:12,765 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 17:50:12,765 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 17:50:12,765 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 17:50:12,765 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 17:50:12,765 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 17:50:12,766 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 17:50:12,766 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 17:50:12,766 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 17:50:12,766 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 17:50:12,766 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 17:50:12,767 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 17:50:12,767 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 17:50:12,767 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 17:50:12,767 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 17:50:12,767 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 17:50:12,768 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 17:50:12,768 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 17:50:12,768 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 17:50:12,808 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 17:50:12,823 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 17:50:12,826 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 17:50:12,827 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 17:50:12,828 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 17:50:12,828 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product62.cil.c [2019-09-25 17:50:12,891 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac44496dd/3a9b0ba48a6c49b1acc5c207cdd95635/FLAGd22f11b24 [2019-09-25 17:50:13,393 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 17:50:13,394 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product62.cil.c [2019-09-25 17:50:13,417 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac44496dd/3a9b0ba48a6c49b1acc5c207cdd95635/FLAGd22f11b24 [2019-09-25 17:50:13,697 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac44496dd/3a9b0ba48a6c49b1acc5c207cdd95635 [2019-09-25 17:50:13,708 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 17:50:13,709 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 17:50:13,710 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 17:50:13,711 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 17:50:13,714 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 17:50:13,715 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:50:13" (1/1) ... [2019-09-25 17:50:13,718 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 05:50:13, skipping insertion in model container [2019-09-25 17:50:13,718 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:50:13" (1/1) ... [2019-09-25 17:50:13,725 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 17:50:13,768 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 17:50:14,252 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:50:14,284 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 17:50:14,388 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:50:14,428 INFO L192 MainTranslator]: Completed translation [2019-09-25 17:50:14,429 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:50:14 WrapperNode [2019-09-25 17:50:14,429 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 17:50:14,430 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 17:50:14,430 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 17:50:14,430 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 17:50:14,446 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:50:14" (1/1) ... [2019-09-25 17:50:14,446 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:50:14" (1/1) ... [2019-09-25 17:50:14,467 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:50:14" (1/1) ... [2019-09-25 17:50:14,467 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:50:14" (1/1) ... [2019-09-25 17:50:14,498 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:50:14" (1/1) ... [2019-09-25 17:50:14,512 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:50:14" (1/1) ... [2019-09-25 17:50:14,517 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:50:14" (1/1) ... [2019-09-25 17:50:14,535 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 17:50:14,536 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 17:50:14,538 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 17:50:14,538 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 17:50:14,542 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:50:14" (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 17:50:14,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 17:50:14,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 17:50:14,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-25 17:50:14,625 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-25 17:50:14,625 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2019-09-25 17:50:14,625 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-25 17:50:14,626 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-25 17:50:14,626 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-25 17:50:14,626 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-25 17:50:14,626 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-25 17:50:14,626 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-25 17:50:14,626 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-25 17:50:14,627 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-25 17:50:14,627 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-25 17:50:14,627 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-25 17:50:14,627 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-25 17:50:14,627 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-25 17:50:14,628 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-25 17:50:14,628 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-25 17:50:14,628 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-25 17:50:14,628 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-25 17:50:14,628 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-25 17:50:14,628 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-25 17:50:14,628 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-25 17:50:14,629 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-25 17:50:14,629 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-25 17:50:14,629 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-25 17:50:14,629 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-25 17:50:14,629 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-25 17:50:14,630 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-25 17:50:14,630 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-25 17:50:14,630 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-25 17:50:14,630 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-25 17:50:14,630 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-25 17:50:14,630 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-25 17:50:14,631 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-25 17:50:14,631 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-25 17:50:14,631 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-25 17:50:14,631 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-25 17:50:14,631 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-25 17:50:14,631 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-25 17:50:14,631 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-25 17:50:14,632 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 17:50:14,632 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 17:50:14,632 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 17:50:14,632 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-25 17:50:14,632 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-25 17:50:14,632 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-25 17:50:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-25 17:50:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-25 17:50:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2019-09-25 17:50:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-25 17:50:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-25 17:50:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-25 17:50:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-25 17:50:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-25 17:50:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-25 17:50:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 17:50:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-25 17:50:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-25 17:50:14,635 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 17:50:14,635 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-25 17:50:14,635 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-25 17:50:14,635 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 17:50:14,635 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-25 17:50:14,636 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-25 17:50:14,636 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-25 17:50:14,636 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-25 17:50:14,636 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-25 17:50:14,636 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-25 17:50:14,636 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-25 17:50:14,636 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-25 17:50:14,637 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-25 17:50:14,637 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-25 17:50:14,637 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-25 17:50:14,637 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-25 17:50:14,637 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-25 17:50:14,637 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-25 17:50:14,638 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-25 17:50:14,638 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-25 17:50:14,638 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-25 17:50:14,638 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-25 17:50:14,638 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-25 17:50:14,638 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-25 17:50:14,639 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-25 17:50:14,639 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-25 17:50:14,639 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-25 17:50:14,639 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-25 17:50:14,639 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-25 17:50:14,639 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-25 17:50:14,639 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-25 17:50:14,640 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-25 17:50:14,640 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-25 17:50:14,640 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-25 17:50:14,640 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-25 17:50:14,640 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-25 17:50:14,640 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 17:50:14,640 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 17:50:14,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-25 17:50:14,641 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 17:50:16,395 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 17:50:16,395 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-25 17:50:16,397 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:50:16 BoogieIcfgContainer [2019-09-25 17:50:16,397 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 17:50:16,397 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 17:50:16,398 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 17:50:16,398 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 17:50:16,399 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:50:16" (1/1) ... [2019-09-25 17:50:16,400 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 17:50:16,426 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 17:50:16,426 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 17:50:16,437 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 17:50:16,446 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 17:50:16,448 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 17:50:27,390 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-25 17:50:29,138 WARN L191 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-25 17:50:29,281 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 17:50:29,439 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 17:50:29,584 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 17:50:29,600 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 480 for LOIs [2019-09-25 17:50:29,647 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 480 for LOIs [2019-09-25 17:50:29,653 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 480 for LOIs [2019-09-25 17:50:29,824 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-09-25 17:50:29,941 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-09-25 17:50:30,389 WARN L191 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-25 17:50:30,836 WARN L191 SmtUtils]: Spent 442.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-25 17:50:31,094 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-25 17:50:31,410 WARN L191 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-25 17:50:31,615 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-25 17:50:31,925 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-25 17:50:32,481 WARN L191 SmtUtils]: Spent 506.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-09-25 17:50:33,220 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2019-09-25 17:50:33,359 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-25 17:50:33,489 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-25 17:50:33,624 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-25 17:50:34,287 WARN L191 SmtUtils]: Spent 619.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-09-25 17:50:35,007 WARN L191 SmtUtils]: Spent 448.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-09-25 17:50:35,247 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-25 17:50:35,249 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 75 for LOIs [2019-09-25 17:50:35,316 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification3_spec__1 with input of size 63 for LOIs [2019-09-25 17:50:35,346 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 78 for LOIs [2019-09-25 17:50:35,357 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 17:50:35,358 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 17:50:35,360 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 568#(and (= |#t~string26.offset| 0) (= |#t~string21.offset| 0) (= |#t~string61.offset| 0) (= |#t~string55.offset| 0) (= |#t~string47.offset| 0) (= |#t~string34.offset| 0) (= |#t~string57.offset| 0) (= |#t~string67.offset| 0) (= |#t~string35.offset| 0) (= |#t~string39.offset| 0) (= ~head~0.base 0) (= |#t~string59.offset| 0) (= |#t~string32.offset| 0) (= |#t~string30.offset| 0) (= ~cleanupTimeShifts~0 4) (<= ~methaneLevelCritical~0 2147483647) (= |#t~string43.offset| 0) (= |#NULL.base| 0) (= |#t~string33.offset| 0) (= |#t~string65.offset| 0) (= 0 ~methaneLevelCritical~0) (= 2 ~waterLevel~0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string25.offset| 0) (= |#t~string22.offset| 0) (= ~head~0.offset 0) (= |#t~string41.offset| 0) (= |#t~string63.offset| 0) (<= ~pumpRunning~0 2147483647) (= |#t~string31.offset| 0) (= |#t~string45.offset| 0) (= |#t~string69.offset| 0) (= |#t~string24.offset| 0) (= |#NULL.offset| 0) (= ~pumpRunning~0 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (= |#t~string23.offset| 0)) [2019-09-25 17:50:35,381 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 17:50:35,381 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 17:50:35,383 INFO L168 Benchmark]: Toolchain (without parser) took 21673.83 ms. Allocated memory was 137.4 MB in the beginning and 659.6 MB in the end (delta: 522.2 MB). Free memory was 83.9 MB in the beginning and 618.5 MB in the end (delta: -534.6 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-25 17:50:35,384 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 137.4 MB. Free memory was 103.4 MB in the beginning and 103.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-25 17:50:35,385 INFO L168 Benchmark]: CACSL2BoogieTranslator took 719.12 ms. Allocated memory was 137.4 MB in the beginning and 198.7 MB in the end (delta: 61.3 MB). Free memory was 83.7 MB in the beginning and 164.6 MB in the end (delta: -80.9 MB). Peak memory consumption was 24.5 MB. Max. memory is 7.1 GB. [2019-09-25 17:50:35,386 INFO L168 Benchmark]: Boogie Preprocessor took 105.64 ms. Allocated memory is still 198.7 MB. Free memory was 164.6 MB in the beginning and 160.0 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2019-09-25 17:50:35,387 INFO L168 Benchmark]: RCFGBuilder took 1861.13 ms. Allocated memory was 198.7 MB in the beginning and 217.6 MB in the end (delta: 18.9 MB). Free memory was 160.0 MB in the beginning and 137.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 96.2 MB. Max. memory is 7.1 GB. [2019-09-25 17:50:35,388 INFO L168 Benchmark]: Sifa took 18983.94 ms. Allocated memory was 217.6 MB in the beginning and 659.6 MB in the end (delta: 442.0 MB). Free memory was 137.1 MB in the beginning and 618.5 MB in the end (delta: -481.5 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-25 17:50:35,392 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 137.4 MB. Free memory was 103.4 MB in the beginning and 103.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 719.12 ms. Allocated memory was 137.4 MB in the beginning and 198.7 MB in the end (delta: 61.3 MB). Free memory was 83.7 MB in the beginning and 164.6 MB in the end (delta: -80.9 MB). Peak memory consumption was 24.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 105.64 ms. Allocated memory is still 198.7 MB. Free memory was 164.6 MB in the beginning and 160.0 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1861.13 ms. Allocated memory was 198.7 MB in the beginning and 217.6 MB in the end (delta: 18.9 MB). Free memory was 160.0 MB in the beginning and 137.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 96.2 MB. Max. memory is 7.1 GB. * Sifa took 18983.94 ms. Allocated memory was 217.6 MB in the beginning and 659.6 MB in the end (delta: 442.0 MB). Free memory was 137.1 MB in the beginning and 618.5 MB in the end (delta: -481.5 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 18941, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 262, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 174, TOOLS_POST_TIME[ms]: 12841, TOOLS_POST_CALL_APPLICATIONS: 76, TOOLS_POST_CALL_TIME[ms]: 174, TOOLS_POST_RETURN_APPLICATIONS: 69, TOOLS_POST_RETURN_TIME[ms]: 110, TOOLS_QUANTIFIERELIM_APPLICATIONS: 318, TOOLS_QUANTIFIERELIM_TIME[ms]: 13015, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12765, FLUID_QUERY_TIME[ms]: 13, FLUID_QUERIES: 265, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 85, DOMAIN_JOIN_TIME[ms]: 5475, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 3, DOMAIN_ISSUBSETEQ_TIME[ms]: 9, DOMAIN_ISBOTTOM_APPLICATIONS: 47, DOMAIN_ISBOTTOM_TIME[ms]: 175, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 806, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 805, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 3, CALL_SUMMARIZER_APPLICATIONS: 69, CALL_SUMMARIZER_CACHE_MISSES: 31, CALL_SUMMARIZER_OVERALL_TIME[ms]: 13362, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 13361, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 28, DAG_COMPRESSION_PROCESSED_NODES: 490, DAG_COMPRESSION_RETAINED_NODES: 250 - UnprovableResult [Line: 44]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 568#(and (= |#t~string26.offset| 0) (= |#t~string21.offset| 0) (= |#t~string61.offset| 0) (= |#t~string55.offset| 0) (= |#t~string47.offset| 0) (= |#t~string34.offset| 0) (= |#t~string57.offset| 0) (= |#t~string67.offset| 0) (= |#t~string35.offset| 0) (= |#t~string39.offset| 0) (= ~head~0.base 0) (= |#t~string59.offset| 0) (= |#t~string32.offset| 0) (= |#t~string30.offset| 0) (= ~cleanupTimeShifts~0 4) (<= ~methaneLevelCritical~0 2147483647) (= |#t~string43.offset| 0) (= |#NULL.base| 0) (= |#t~string33.offset| 0) (= |#t~string65.offset| 0) (= 0 ~methaneLevelCritical~0) (= 2 ~waterLevel~0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string25.offset| 0) (= |#t~string22.offset| 0) (= ~head~0.offset 0) (= |#t~string41.offset| 0) (= |#t~string63.offset| 0) (<= ~pumpRunning~0 2147483647) (= |#t~string31.offset| 0) (= |#t~string45.offset| 0) (= |#t~string69.offset| 0) (= |#t~string24.offset| 0) (= |#NULL.offset| 0) (= ~pumpRunning~0 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...