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 -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product42.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 15:47:23,610 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 15:47:23,612 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 15:47:23,623 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 15:47:23,624 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 15:47:23,625 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 15:47:23,626 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 15:47:23,628 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 15:47:23,630 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 15:47:23,631 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 15:47:23,632 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 15:47:23,633 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 15:47:23,633 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 15:47:23,634 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 15:47:23,635 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 15:47:23,636 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 15:47:23,637 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 15:47:23,638 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 15:47:23,640 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 15:47:23,642 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 15:47:23,644 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 15:47:23,645 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 15:47:23,646 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 15:47:23,647 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 15:47:23,650 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 15:47:23,650 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 15:47:23,650 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 15:47:23,651 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 15:47:23,652 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 15:47:23,653 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 15:47:23,653 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 15:47:23,654 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 15:47:23,654 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 15:47:23,655 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 15:47:23,656 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 15:47:23,657 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 15:47:23,657 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 15:47:23,658 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 15:47:23,658 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 15:47:23,659 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 15:47:23,659 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 15:47:23,660 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 15:47:23,675 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 15:47:23,675 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 15:47:23,676 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 15:47:23,677 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 15:47:23,677 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 15:47:23,677 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 15:47:23,677 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 15:47:23,677 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 15:47:23,678 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 15:47:23,678 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 15:47:23,678 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 15:47:23,678 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 15:47:23,678 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 15:47:23,679 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 15:47:23,679 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 15:47:23,679 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 15:47:23,679 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 15:47:23,679 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 15:47:23,679 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 15:47:23,680 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 15:47:23,680 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 15:47:23,680 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 15:47:23,680 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 15:47:23,680 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 15:47:23,681 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 15:47:23,681 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 15:47:23,681 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 15:47:23,681 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 15:47:23,682 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 [2019-09-25 15:47:23,722 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 15:47:23,738 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 15:47:23,743 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 15:47:23,747 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 15:47:23,748 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 15:47:23,749 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product42.cil.c [2019-09-25 15:47:23,825 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25a1cb8d8/6adbe57a32ea48699cc626326b975bb8/FLAG4c872add4 [2019-09-25 15:47:24,419 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 15:47:24,419 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product42.cil.c [2019-09-25 15:47:24,449 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25a1cb8d8/6adbe57a32ea48699cc626326b975bb8/FLAG4c872add4 [2019-09-25 15:47:24,688 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25a1cb8d8/6adbe57a32ea48699cc626326b975bb8 [2019-09-25 15:47:24,696 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 15:47:24,698 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 15:47:24,699 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 15:47:24,699 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 15:47:24,702 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 15:47:24,704 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 03:47:24" (1/1) ... [2019-09-25 15:47:24,708 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f296037 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:47:24, skipping insertion in model container [2019-09-25 15:47:24,709 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 03:47:24" (1/1) ... [2019-09-25 15:47:24,716 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 15:47:24,768 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 15:47:25,241 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 15:47:25,262 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 15:47:25,407 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 15:47:25,455 INFO L192 MainTranslator]: Completed translation [2019-09-25 15:47:25,455 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:47:25 WrapperNode [2019-09-25 15:47:25,456 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 15:47:25,457 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 15:47:25,457 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 15:47:25,457 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 15:47:25,473 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:47:25" (1/1) ... [2019-09-25 15:47:25,473 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:47:25" (1/1) ... [2019-09-25 15:47:25,493 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:47:25" (1/1) ... [2019-09-25 15:47:25,493 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:47:25" (1/1) ... [2019-09-25 15:47:25,533 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:47:25" (1/1) ... [2019-09-25 15:47:25,549 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:47:25" (1/1) ... [2019-09-25 15:47:25,560 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:47:25" (1/1) ... [2019-09-25 15:47:25,573 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 15:47:25,574 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 15:47:25,574 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 15:47:25,576 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 15:47:25,577 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:47:25" (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 15:47:25,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 15:47:25,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 15:47:25,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-25 15:47:25,657 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-25 15:47:25,658 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-25 15:47:25,658 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-25 15:47:25,659 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-25 15:47:25,659 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-25 15:47:25,659 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-25 15:47:25,659 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-25 15:47:25,660 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 15:47:25,660 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-25 15:47:25,661 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-25 15:47:25,661 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-25 15:47:25,661 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-25 15:47:25,662 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-25 15:47:25,664 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-25 15:47:25,664 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-25 15:47:25,664 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-25 15:47:25,664 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-25 15:47:25,665 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-25 15:47:25,665 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-25 15:47:25,666 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-25 15:47:25,666 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-25 15:47:25,666 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-25 15:47:25,666 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-25 15:47:25,666 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-25 15:47:25,666 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-25 15:47:25,666 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-25 15:47:25,667 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-25 15:47:25,667 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-25 15:47:25,667 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-25 15:47:25,667 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-25 15:47:25,667 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2019-09-25 15:47:25,667 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-25 15:47:25,667 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-25 15:47:25,667 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-25 15:47:25,667 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-25 15:47:25,668 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-25 15:47:25,668 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-25 15:47:25,668 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-25 15:47:25,668 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 15:47:25,668 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 15:47:25,668 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-25 15:47:25,668 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-25 15:47:25,669 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-25 15:47:25,669 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-25 15:47:25,669 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-25 15:47:25,669 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-25 15:47:25,669 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-25 15:47:25,669 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-25 15:47:25,670 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-25 15:47:25,670 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-25 15:47:25,670 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-25 15:47:25,670 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-25 15:47:25,670 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-25 15:47:25,670 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-25 15:47:25,670 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-25 15:47:25,671 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-25 15:47:25,671 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-25 15:47:25,671 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-25 15:47:25,671 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-25 15:47:25,671 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 15:47:25,671 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-25 15:47:25,672 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-25 15:47:25,672 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-25 15:47:25,672 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-25 15:47:25,672 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-25 15:47:25,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-25 15:47:25,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-25 15:47:25,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 15:47:25,673 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-25 15:47:25,673 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-25 15:47:25,673 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 15:47:25,673 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-25 15:47:25,673 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-25 15:47:25,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 15:47:25,675 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-25 15:47:25,675 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-25 15:47:25,675 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-25 15:47:25,675 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-25 15:47:25,676 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-25 15:47:25,676 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-25 15:47:25,677 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-25 15:47:25,677 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-25 15:47:25,677 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-25 15:47:25,677 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-25 15:47:25,678 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-25 15:47:25,678 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-25 15:47:25,678 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-25 15:47:25,678 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-25 15:47:25,679 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2019-09-25 15:47:25,679 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-25 15:47:25,679 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 15:47:25,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-25 15:47:25,679 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 15:47:27,201 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 15:47:27,203 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-25 15:47:27,204 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 03:47:27 BoogieIcfgContainer [2019-09-25 15:47:27,205 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 15:47:27,205 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 15:47:27,205 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 15:47:27,205 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 15:47:27,207 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 03:47:27" (1/1) ... [2019-09-25 15:47:27,208 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=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-09-25 15:47:27,250 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 15:47:27,250 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 15:47:27,264 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 15:47:27,277 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 15:47:27,279 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 15:47:36,067 WARN L191 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-25 15:47:37,723 WARN L191 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-25 15:47:37,867 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 15:47:38,016 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 15:47:38,141 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 15:47:38,157 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-25 15:47:38,213 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-25 15:47:38,231 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-25 15:47:38,416 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-25 15:47:38,549 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-25 15:47:39,016 WARN L191 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 15:47:39,351 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 15:47:39,956 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-25 15:47:40,260 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 72 for LOIs [2019-09-25 15:47:40,412 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 72 for LOIs [2019-09-25 15:47:40,451 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 63 for LOIs [2019-09-25 15:47:40,464 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 80 for LOIs [2019-09-25 15:47:40,474 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 15:47:40,474 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 15:47:40,477 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 468#(and (= |#t~string26.offset| 0) (= |#t~string49.offset| 0) (= |#t~string47.offset| 0) (= |#t~string34.offset| 0) (= ~switchedOnBeforeTS~0 0) (= |#t~string27.offset| 0) (= |#t~string35.offset| 0) (= |#t~string58.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string28.offset| 0) (= |#t~string66.offset| 0) (= |#t~string72.offset| 0) (= |#t~string62.offset| 0) (= |#t~string64.offset| 0) (= ~head~0.base 0) (<= ~waterLevel~0 2147483647) (= |#t~string32.offset| 0) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (= |#t~string43.offset| 0) (= |#NULL.base| 0) (= |#t~string33.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string25.offset| 0) (= |#t~string60.offset| 0) (= ~head~0.offset 0) (= |#t~string41.offset| 0) (= |#t~string37.offset| 0) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (= |#t~string70.offset| 0) (= |#t~string36.offset| 0) (not (= 2 ~waterLevel~0)) (= |#t~string45.offset| 0) (= |#t~string24.offset| 0) (= |#NULL.offset| 0) (= |#t~string23.offset| 0)) [2019-09-25 15:47:40,491 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 15:47:40,491 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 15:47:40,494 INFO L168 Benchmark]: Toolchain (without parser) took 15795.19 ms. Allocated memory was 137.4 MB in the beginning and 401.1 MB in the end (delta: 263.7 MB). Free memory was 83.5 MB in the beginning and 266.7 MB in the end (delta: -183.2 MB). Peak memory consumption was 80.5 MB. Max. memory is 7.1 GB. [2019-09-25 15:47:40,496 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 137.4 MB. Free memory was 103.3 MB in the beginning and 103.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-25 15:47:40,501 INFO L168 Benchmark]: CACSL2BoogieTranslator took 757.47 ms. Allocated memory was 137.4 MB in the beginning and 197.7 MB in the end (delta: 60.3 MB). Free memory was 83.3 MB in the beginning and 159.9 MB in the end (delta: -76.6 MB). Peak memory consumption was 21.2 MB. Max. memory is 7.1 GB. [2019-09-25 15:47:40,507 INFO L168 Benchmark]: Boogie Preprocessor took 116.83 ms. Allocated memory is still 197.7 MB. Free memory was 159.9 MB in the beginning and 155.5 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-09-25 15:47:40,510 INFO L168 Benchmark]: RCFGBuilder took 1630.84 ms. Allocated memory was 197.7 MB in the beginning and 217.1 MB in the end (delta: 19.4 MB). Free memory was 155.5 MB in the beginning and 136.5 MB in the end (delta: 19.0 MB). Peak memory consumption was 92.1 MB. Max. memory is 7.1 GB. [2019-09-25 15:47:40,511 INFO L168 Benchmark]: Sifa took 13286.34 ms. Allocated memory was 217.1 MB in the beginning and 401.1 MB in the end (delta: 184.0 MB). Free memory was 136.5 MB in the beginning and 266.7 MB in the end (delta: -130.2 MB). Peak memory consumption was 53.8 MB. Max. memory is 7.1 GB. [2019-09-25 15:47:40,520 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 137.4 MB. Free memory was 103.3 MB in the beginning and 103.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 757.47 ms. Allocated memory was 137.4 MB in the beginning and 197.7 MB in the end (delta: 60.3 MB). Free memory was 83.3 MB in the beginning and 159.9 MB in the end (delta: -76.6 MB). Peak memory consumption was 21.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 116.83 ms. Allocated memory is still 197.7 MB. Free memory was 159.9 MB in the beginning and 155.5 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1630.84 ms. Allocated memory was 197.7 MB in the beginning and 217.1 MB in the end (delta: 19.4 MB). Free memory was 155.5 MB in the beginning and 136.5 MB in the end (delta: 19.0 MB). Peak memory consumption was 92.1 MB. Max. memory is 7.1 GB. * Sifa took 13286.34 ms. Allocated memory was 217.1 MB in the beginning and 401.1 MB in the end (delta: 184.0 MB). Free memory was 136.5 MB in the beginning and 266.7 MB in the end (delta: -130.2 MB). Peak memory consumption was 53.8 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]: 13227, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 216, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 138, TOOLS_POST_TIME[ms]: 10549, TOOLS_POST_CALL_APPLICATIONS: 67, TOOLS_POST_CALL_TIME[ms]: 138, TOOLS_POST_RETURN_APPLICATIONS: 58, TOOLS_POST_RETURN_TIME[ms]: 51, TOOLS_QUANTIFIERELIM_APPLICATIONS: 263, TOOLS_QUANTIFIERELIM_TIME[ms]: 10638, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 10480, FLUID_QUERY_TIME[ms]: 13, FLUID_QUERIES: 221, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 69, DOMAIN_JOIN_TIME[ms]: 2161, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 51, DOMAIN_ISSUBSETEQ_APPLICATIONS: 5, DOMAIN_ISSUBSETEQ_TIME[ms]: 11, DOMAIN_ISBOTTOM_APPLICATIONS: 34, DOMAIN_ISBOTTOM_TIME[ms]: 85, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 618, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 617, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 5, CALL_SUMMARIZER_APPLICATIONS: 58, CALL_SUMMARIZER_CACHE_MISSES: 27, CALL_SUMMARIZER_OVERALL_TIME[ms]: 10884, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 10883, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 11, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 46, DAG_COMPRESSION_PROCESSED_NODES: 403, DAG_COMPRESSION_RETAINED_NODES: 220 - UnprovableResult [Line: 201]: 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 468#(and (= |#t~string26.offset| 0) (= |#t~string49.offset| 0) (= |#t~string47.offset| 0) (= |#t~string34.offset| 0) (= ~switchedOnBeforeTS~0 0) (= |#t~string27.offset| 0) (= |#t~string35.offset| 0) (= |#t~string58.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string28.offset| 0) (= |#t~string66.offset| 0) (= |#t~string72.offset| 0) (= |#t~string62.offset| 0) (= |#t~string64.offset| 0) (= ~head~0.base 0) (<= ~waterLevel~0 2147483647) (= |#t~string32.offset| 0) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (= |#t~string43.offset| 0) (= |#NULL.base| 0) (= |#t~string33.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string25.offset| 0) (= |#t~string60.offset| 0) (= ~head~0.offset 0) (= |#t~string41.offset| 0) (= |#t~string37.offset| 0) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (= |#t~string70.offset| 0) (= |#t~string36.offset| 0) (not (= 2 ~waterLevel~0)) (= |#t~string45.offset| 0) (= |#t~string24.offset| 0) (= |#NULL.offset| 0) (= |#t~string23.offset| 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...