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.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product02.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 15:48:47,637 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:48:47,640 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:48:47,659 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:48:47,659 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:48:47,661 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:48:47,663 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:48:47,667 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:48:47,668 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:48:47,669 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:48:47,670 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:48:47,671 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:48:47,672 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:48:47,672 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:48:47,673 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:48:47,675 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:48:47,678 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:48:47,679 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:48:47,681 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:48:47,685 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:48:47,689 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:48:47,691 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:48:47,692 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:48:47,694 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:48:47,696 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 15:48:47,697 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 15:48:47,697 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 15:48:47,698 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 15:48:47,699 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 15:48:47,702 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 15:48:47,702 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 15:48:47,702 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 15:48:47,704 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 15:48:47,705 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 15:48:47,707 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 15:48:47,707 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 15:48:47,707 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 15:48:47,708 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 15:48:47,708 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:48:47,709 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:48:47,709 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:48:47,710 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 [2019-09-20 15:48:47,725 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:48:47,725 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:48:47,726 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:48:47,727 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:48:47,727 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:48:47,727 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:48:47,727 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:48:47,728 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:48:47,728 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:48:47,728 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:48:47,728 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:48:47,728 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:48:47,729 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:48:47,729 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:48:47,729 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:48:47,729 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:48:47,729 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:48:47,730 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:48:47,730 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:48:47,730 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:48:47,730 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:48:47,730 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:48:47,731 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:48:47,731 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:48:47,731 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:48:47,731 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:48:47,731 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:48:47,732 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:48:47,732 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: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-20 15:48:47,768 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:48:47,780 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:48:47,784 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:48:47,785 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:48:47,785 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:48:47,786 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product02.cil.c [2019-09-20 15:48:47,848 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70669eaa5/6c7feea6cdeb408c89d893dfebabf7f2/FLAG7562a872a [2019-09-20 15:48:48,347 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:48:48,348 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product02.cil.c [2019-09-20 15:48:48,368 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70669eaa5/6c7feea6cdeb408c89d893dfebabf7f2/FLAG7562a872a [2019-09-20 15:48:48,668 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70669eaa5/6c7feea6cdeb408c89d893dfebabf7f2 [2019-09-20 15:48:48,679 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:48:48,680 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:48:48,681 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:48:48,681 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:48:48,684 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:48:48,685 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:48:48" (1/1) ... [2019-09-20 15:48:48,687 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1dc1d1fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:48, skipping insertion in model container [2019-09-20 15:48:48,688 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:48:48" (1/1) ... [2019-09-20 15:48:48,694 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:48:48,744 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:48:49,165 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:48:49,186 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:48:49,262 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:48:49,299 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:48:49,300 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:49 WrapperNode [2019-09-20 15:48:49,300 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:48:49,301 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:48:49,301 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:48:49,301 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:48:49,314 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:49" (1/1) ... [2019-09-20 15:48:49,314 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:49" (1/1) ... [2019-09-20 15:48:49,339 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:49" (1/1) ... [2019-09-20 15:48:49,339 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:49" (1/1) ... [2019-09-20 15:48:49,374 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:49" (1/1) ... [2019-09-20 15:48:49,384 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:49" (1/1) ... [2019-09-20 15:48:49,389 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:49" (1/1) ... [2019-09-20 15:48:49,399 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:48:49,400 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:48:49,400 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:48:49,400 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:48:49,401 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:49" (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 [2019-09-20 15:48:49,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:48:49,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:48:49,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 15:48:49,475 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 15:48:49,476 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 15:48:49,476 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 15:48:49,477 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 15:48:49,477 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 15:48:49,477 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 15:48:49,477 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 15:48:49,477 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 15:48:49,478 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 15:48:49,478 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 15:48:49,479 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-20 15:48:49,479 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-20 15:48:49,479 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 15:48:49,481 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 15:48:49,481 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 15:48:49,482 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 15:48:49,482 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 15:48:49,482 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 15:48:49,482 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 15:48:49,482 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 15:48:49,482 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 15:48:49,483 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 15:48:49,483 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:48:49,483 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 15:48:49,483 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 15:48:49,483 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 15:48:49,483 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 15:48:49,483 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 15:48:49,484 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 15:48:49,484 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 15:48:49,484 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-20 15:48:49,484 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 15:48:49,485 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 15:48:49,485 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:48:49,485 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 15:48:49,485 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 15:48:49,485 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 15:48:49,485 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 15:48:49,485 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 15:48:49,486 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 15:48:49,486 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 15:48:49,486 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 15:48:49,486 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 15:48:49,486 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 15:48:49,486 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 15:48:49,486 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 15:48:49,487 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 15:48:49,487 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 15:48:49,487 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 15:48:49,487 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-20 15:48:49,487 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-20 15:48:49,487 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 15:48:49,487 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 15:48:49,488 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 15:48:49,488 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 15:48:49,488 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 15:48:49,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 15:48:49,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 15:48:49,489 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 15:48:49,489 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 15:48:49,489 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 15:48:49,489 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 15:48:49,489 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 15:48:49,490 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 15:48:49,490 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 15:48:49,490 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 15:48:49,490 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 15:48:49,490 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 15:48:49,490 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 15:48:49,491 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 15:48:49,491 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 15:48:49,492 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 15:48:49,492 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 15:48:49,492 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 15:48:49,492 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:48:49,493 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 15:48:49,493 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 15:48:49,493 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-20 15:48:49,494 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 15:48:49,494 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 15:48:49,494 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:48:49,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 15:48:49,494 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:48:50,873 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:48:50,873 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 15:48:50,875 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:48:50 BoogieIcfgContainer [2019-09-20 15:48:50,875 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:48:50,876 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:48:50,876 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:48:50,876 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:48:50,877 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:48:50" (1/1) ... [2019-09-20 15:48:50,878 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-20 15:48:50,918 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:48:50,919 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:48:50,932 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:48:50,945 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:48:50,947 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:48:59,602 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-20 15:49:01,161 WARN L191 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 15:49:01,311 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 15:49:01,460 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 15:49:01,583 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 15:49:01,606 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 482 for LOIs [2019-09-20 15:49:01,659 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 482 for LOIs [2019-09-20 15:49:01,676 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 482 for LOIs [2019-09-20 15:49:01,887 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 486 [2019-09-20 15:49:02,049 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 486 [2019-09-20 15:49:02,422 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-09-20 15:49:02,715 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-09-20 15:49:03,060 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-09-20 15:49:03,342 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-09-20 15:49:03,540 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-09-20 15:49:03,753 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-09-20 15:49:04,291 WARN L191 SmtUtils]: Spent 503.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-20 15:49:04,649 WARN L191 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-20 15:49:05,393 WARN L191 SmtUtils]: Spent 667.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-20 15:49:06,003 WARN L191 SmtUtils]: Spent 608.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-20 15:49:06,786 WARN L191 SmtUtils]: Spent 579.00 ms on a formula simplification. DAG size of input: 524 DAG size of output: 524 [2019-09-20 15:49:07,197 WARN L191 SmtUtils]: Spent 409.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-20 15:49:07,470 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2019-09-20 15:49:07,641 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2019-09-20 15:49:08,117 WARN L191 SmtUtils]: Spent 473.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-20 15:49:08,568 WARN L191 SmtUtils]: Spent 449.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-20 15:49:09,023 WARN L191 SmtUtils]: Spent 454.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-20 15:49:09,455 WARN L191 SmtUtils]: Spent 430.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-20 15:49:10,210 WARN L191 SmtUtils]: Spent 734.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-20 15:49:10,933 WARN L191 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-20 15:49:11,218 WARN L191 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-20 15:49:12,500 WARN L191 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 536 [2019-09-20 15:49:13,067 WARN L191 SmtUtils]: Spent 564.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-20 15:49:13,508 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 524 DAG size of output: 524 [2019-09-20 15:49:13,803 WARN L191 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-20 15:49:14,045 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2019-09-20 15:49:14,215 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2019-09-20 15:49:14,632 WARN L191 SmtUtils]: Spent 414.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-20 15:49:15,067 WARN L191 SmtUtils]: Spent 432.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-20 15:49:15,487 WARN L191 SmtUtils]: Spent 418.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-20 15:49:15,908 WARN L191 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-20 15:49:16,584 WARN L191 SmtUtils]: Spent 662.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-20 15:49:16,978 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-20 15:49:17,255 WARN L191 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-20 15:49:17,833 WARN L191 SmtUtils]: Spent 534.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-20 15:49:18,365 WARN L191 SmtUtils]: Spent 530.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-20 15:49:18,789 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 524 DAG size of output: 524 [2019-09-20 15:49:19,095 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-20 15:49:19,310 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2019-09-20 15:49:19,472 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2019-09-20 15:49:19,888 WARN L191 SmtUtils]: Spent 414.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-20 15:49:20,315 WARN L191 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-20 15:49:20,728 WARN L191 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-20 15:49:21,147 WARN L191 SmtUtils]: Spent 418.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-20 15:49:21,817 WARN L191 SmtUtils]: Spent 657.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-20 15:49:21,878 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 7 for LOIs [2019-09-20 15:49:21,910 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-20 15:49:21,921 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 16 for LOIs [2019-09-20 15:49:21,926 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 27 for LOIs [2019-09-20 15:49:21,930 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 15:49:21,930 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 15:49:21,932 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 495#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (not (= ~pumpRunning~0 0))) [2019-09-20 15:49:21,944 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 15:49:21,944 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 15:49:21,946 INFO L168 Benchmark]: Toolchain (without parser) took 33265.72 ms. Allocated memory was 132.6 MB in the beginning and 961.0 MB in the end (delta: 828.4 MB). Free memory was 87.8 MB in the beginning and 210.7 MB in the end (delta: -122.9 MB). Peak memory consumption was 705.5 MB. Max. memory is 7.1 GB. [2019-09-20 15:49:21,947 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 132.6 MB. Free memory was 106.7 MB in the beginning and 106.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 15:49:21,948 INFO L168 Benchmark]: CACSL2BoogieTranslator took 619.37 ms. Allocated memory was 132.6 MB in the beginning and 199.2 MB in the end (delta: 66.6 MB). Free memory was 87.6 MB in the beginning and 165.6 MB in the end (delta: -78.0 MB). Peak memory consumption was 27.5 MB. Max. memory is 7.1 GB. [2019-09-20 15:49:21,948 INFO L168 Benchmark]: Boogie Preprocessor took 98.62 ms. Allocated memory is still 199.2 MB. Free memory was 165.6 MB in the beginning and 161.9 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-09-20 15:49:21,949 INFO L168 Benchmark]: RCFGBuilder took 1475.32 ms. Allocated memory was 199.2 MB in the beginning and 223.3 MB in the end (delta: 24.1 MB). Free memory was 161.9 MB in the beginning and 150.1 MB in the end (delta: 11.7 MB). Peak memory consumption was 92.1 MB. Max. memory is 7.1 GB. [2019-09-20 15:49:21,950 INFO L168 Benchmark]: Sifa took 31068.61 ms. Allocated memory was 223.3 MB in the beginning and 961.0 MB in the end (delta: 737.7 MB). Free memory was 150.1 MB in the beginning and 210.7 MB in the end (delta: -60.6 MB). Peak memory consumption was 677.1 MB. Max. memory is 7.1 GB. [2019-09-20 15:49:21,954 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 132.6 MB. Free memory was 106.7 MB in the beginning and 106.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 619.37 ms. Allocated memory was 132.6 MB in the beginning and 199.2 MB in the end (delta: 66.6 MB). Free memory was 87.6 MB in the beginning and 165.6 MB in the end (delta: -78.0 MB). Peak memory consumption was 27.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 98.62 ms. Allocated memory is still 199.2 MB. Free memory was 165.6 MB in the beginning and 161.9 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1475.32 ms. Allocated memory was 199.2 MB in the beginning and 223.3 MB in the end (delta: 24.1 MB). Free memory was 161.9 MB in the beginning and 150.1 MB in the end (delta: 11.7 MB). Peak memory consumption was 92.1 MB. Max. memory is 7.1 GB. * Sifa took 31068.61 ms. Allocated memory was 223.3 MB in the beginning and 961.0 MB in the end (delta: 737.7 MB). Free memory was 150.1 MB in the beginning and 210.7 MB in the end (delta: -60.6 MB). Peak memory consumption was 677.1 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]: 31014, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 248, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 163, TOOLS_POST_TIME[ms]: 10449, TOOLS_POST_CALL_APPLICATIONS: 70, TOOLS_POST_CALL_TIME[ms]: 328, TOOLS_POST_RETURN_APPLICATIONS: 61, TOOLS_POST_RETURN_TIME[ms]: 201, TOOLS_QUANTIFIERELIM_APPLICATIONS: 294, TOOLS_QUANTIFIERELIM_TIME[ms]: 10830, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 10267, FLUID_QUERY_TIME[ms]: 11, FLUID_QUERIES: 257, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 81, DOMAIN_JOIN_TIME[ms]: 17482, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 5, DOMAIN_WIDEN_TIME[ms]: 2066, DOMAIN_ISSUBSETEQ_APPLICATIONS: 9, DOMAIN_ISSUBSETEQ_TIME[ms]: 56, DOMAIN_ISBOTTOM_APPLICATIONS: 45, DOMAIN_ISBOTTOM_TIME[ms]: 257, LOOP_SUMMARIZER_APPLICATIONS: 4, LOOP_SUMMARIZER_CACHE_MISSES: 4, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 15701, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 15700, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 9, CALL_SUMMARIZER_APPLICATIONS: 61, CALL_SUMMARIZER_CACHE_MISSES: 18, CALL_SUMMARIZER_OVERALL_TIME[ms]: 10689, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 10688, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 43, DAG_COMPRESSION_PROCESSED_NODES: 357, DAG_COMPRESSION_RETAINED_NODES: 185 - UnprovableResult [Line: 860]: 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 495#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...