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_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product48.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-16 18:43:40,696 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-16 18:43:40,698 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-16 18:43:40,710 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-16 18:43:40,710 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-16 18:43:40,711 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-16 18:43:40,712 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-16 18:43:40,714 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-16 18:43:40,716 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-16 18:43:40,717 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-16 18:43:40,718 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-16 18:43:40,719 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-16 18:43:40,719 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-16 18:43:40,720 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-16 18:43:40,721 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-16 18:43:40,722 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-16 18:43:40,723 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-16 18:43:40,724 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-16 18:43:40,725 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-16 18:43:40,727 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-16 18:43:40,729 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-16 18:43:40,730 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-16 18:43:40,731 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-16 18:43:40,731 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-16 18:43:40,734 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-16 18:43:40,734 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-16 18:43:40,734 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-16 18:43:40,735 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-16 18:43:40,735 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-16 18:43:40,736 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-16 18:43:40,737 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-16 18:43:40,737 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-16 18:43:40,738 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-16 18:43:40,739 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-16 18:43:40,740 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-16 18:43:40,740 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-16 18:43:40,740 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-16 18:43:40,741 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-16 18:43:40,741 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-16 18:43:40,742 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-16 18:43:40,742 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-16 18:43:40,743 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 [2019-09-16 18:43:40,757 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-16 18:43:40,757 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-16 18:43:40,759 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-16 18:43:40,759 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-16 18:43:40,759 INFO L138 SettingsManager]: * Use SBE=true [2019-09-16 18:43:40,759 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-16 18:43:40,759 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-16 18:43:40,760 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-16 18:43:40,760 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-16 18:43:40,760 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-16 18:43:40,760 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-16 18:43:40,760 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-16 18:43:40,761 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-16 18:43:40,761 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-16 18:43:40,761 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-16 18:43:40,761 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-16 18:43:40,761 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-16 18:43:40,762 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-16 18:43:40,762 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-16 18:43:40,762 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-16 18:43:40,762 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-16 18:43:40,762 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 18:43:40,763 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-16 18:43:40,763 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-16 18:43:40,763 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-16 18:43:40,763 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-16 18:43:40,763 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-16 18:43:40,764 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-16 18:43:40,764 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_DDA [2019-09-16 18:43:40,805 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-16 18:43:40,817 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-16 18:43:40,821 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-16 18:43:40,822 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-16 18:43:40,822 INFO L275 PluginConnector]: CDTParser initialized [2019-09-16 18:43:40,825 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product48.cil.c [2019-09-16 18:43:40,883 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/555c15d91/0e73b59f72c64669bf72b51a926d4176/FLAG00aa1835b [2019-09-16 18:43:41,410 INFO L306 CDTParser]: Found 1 translation units. [2019-09-16 18:43:41,410 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product48.cil.c [2019-09-16 18:43:41,424 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/555c15d91/0e73b59f72c64669bf72b51a926d4176/FLAG00aa1835b [2019-09-16 18:43:41,706 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/555c15d91/0e73b59f72c64669bf72b51a926d4176 [2019-09-16 18:43:41,717 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-16 18:43:41,719 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-16 18:43:41,720 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-16 18:43:41,720 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-16 18:43:41,723 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-16 18:43:41,724 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 06:43:41" (1/1) ... [2019-09-16 18:43:41,727 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28e5564a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:43:41, skipping insertion in model container [2019-09-16 18:43:41,727 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 06:43:41" (1/1) ... [2019-09-16 18:43:41,734 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-16 18:43:41,792 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-16 18:43:42,273 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 18:43:42,286 INFO L188 MainTranslator]: Completed pre-run [2019-09-16 18:43:42,356 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 18:43:42,392 INFO L192 MainTranslator]: Completed translation [2019-09-16 18:43:42,393 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:43:42 WrapperNode [2019-09-16 18:43:42,393 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-16 18:43:42,393 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-16 18:43:42,394 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-16 18:43:42,394 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-16 18:43:42,405 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:43:42" (1/1) ... [2019-09-16 18:43:42,405 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:43:42" (1/1) ... [2019-09-16 18:43:42,424 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:43:42" (1/1) ... [2019-09-16 18:43:42,424 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:43:42" (1/1) ... [2019-09-16 18:43:42,462 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:43:42" (1/1) ... [2019-09-16 18:43:42,473 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:43:42" (1/1) ... [2019-09-16 18:43:42,479 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:43:42" (1/1) ... [2019-09-16 18:43:42,499 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-16 18:43:42,500 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-16 18:43:42,500 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-16 18:43:42,500 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-16 18:43:42,501 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:43:42" (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 [2019-09-16 18:43:42,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-16 18:43:42,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-16 18:43:42,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-16 18:43:42,582 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-16 18:43:42,583 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-16 18:43:42,583 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-16 18:43:42,583 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-16 18:43:42,584 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-16 18:43:42,584 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-16 18:43:42,584 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-16 18:43:42,585 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-16 18:43:42,586 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-16 18:43:42,586 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-16 18:43:42,586 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-16 18:43:42,586 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-16 18:43:42,586 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-16 18:43:42,589 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-16 18:43:42,589 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-16 18:43:42,589 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-16 18:43:42,589 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-16 18:43:42,589 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-16 18:43:42,589 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-16 18:43:42,590 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-16 18:43:42,590 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-16 18:43:42,590 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-16 18:43:42,590 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-16 18:43:42,590 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2019-09-16 18:43:42,590 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-16 18:43:42,590 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-16 18:43:42,591 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-16 18:43:42,591 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-16 18:43:42,591 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-16 18:43:42,591 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-16 18:43:42,591 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-16 18:43:42,592 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-16 18:43:42,592 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-16 18:43:42,592 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-16 18:43:42,592 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-16 18:43:42,592 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-16 18:43:42,592 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-16 18:43:42,593 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-16 18:43:42,593 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-16 18:43:42,593 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-16 18:43:42,593 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-16 18:43:42,593 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-16 18:43:42,593 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-16 18:43:42,593 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-16 18:43:42,594 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-16 18:43:42,594 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-16 18:43:42,594 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-16 18:43:42,594 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-16 18:43:42,594 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-16 18:43:42,595 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-16 18:43:42,595 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-16 18:43:42,595 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-16 18:43:42,595 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-16 18:43:42,596 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-16 18:43:42,596 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-16 18:43:42,596 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-16 18:43:42,597 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-16 18:43:42,597 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-16 18:43:42,597 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-16 18:43:42,597 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-16 18:43:42,597 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-16 18:43:42,597 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-16 18:43:42,598 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-16 18:43:42,598 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-16 18:43:42,598 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-16 18:43:42,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-16 18:43:42,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-16 18:43:42,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-16 18:43:42,599 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-16 18:43:42,599 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-16 18:43:42,600 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-16 18:43:42,600 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-16 18:43:42,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-16 18:43:42,601 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-16 18:43:42,601 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-16 18:43:42,601 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-16 18:43:42,601 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-16 18:43:42,601 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-16 18:43:42,602 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-16 18:43:42,602 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-16 18:43:42,602 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-16 18:43:42,603 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-16 18:43:42,603 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-16 18:43:42,603 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-16 18:43:42,604 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-16 18:43:42,604 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-16 18:43:42,604 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-16 18:43:42,604 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-16 18:43:42,604 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2019-09-16 18:43:42,605 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-16 18:43:42,605 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-16 18:43:42,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-16 18:43:42,605 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-16 18:43:44,171 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-16 18:43:44,172 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-16 18:43:44,174 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 06:43:44 BoogieIcfgContainer [2019-09-16 18:43:44,174 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-16 18:43:44,174 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-16 18:43:44,175 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-16 18:43:44,175 INFO L275 PluginConnector]: Sifa initialized [2019-09-16 18:43:44,176 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 06:43:44" (1/1) ... [2019-09-16 18:43:44,177 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_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-16 18:43:44,208 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-16 18:43:44,208 INFO L169 IcfgInterpreter]: Building call graph [2019-09-16 18:43:44,222 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-16 18:43:44,233 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-16 18:43:44,235 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-16 18:44:06,135 WARN L191 SmtUtils]: Spent 13.15 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-16 18:44:07,759 WARN L191 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-16 18:44:11,600 WARN L191 SmtUtils]: Spent 3.84 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-16 18:44:13,371 WARN L191 SmtUtils]: Spent 1.77 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-16 18:44:15,099 WARN L191 SmtUtils]: Spent 1.73 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-16 18:44:15,114 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 430 for LOIs [2019-09-16 18:44:15,184 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 430 for LOIs [2019-09-16 18:44:15,190 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 430 for LOIs [2019-09-16 18:44:26,501 WARN L191 SmtUtils]: Spent 11.20 s on a formula simplification. DAG size of input: 451 DAG size of output: 445 [2019-09-16 18:44:31,912 WARN L191 SmtUtils]: Spent 5.41 s on a formula simplification that was a NOOP. DAG size: 445 [2019-09-16 18:44:42,871 WARN L191 SmtUtils]: Spent 10.96 s on a formula simplification. DAG size of input: 451 DAG size of output: 445 [2019-09-16 18:44:48,326 WARN L191 SmtUtils]: Spent 5.45 s on a formula simplification that was a NOOP. DAG size: 445 [2019-09-16 18:45:06,363 WARN L191 SmtUtils]: Spent 17.95 s on a formula simplification. DAG size of input: 464 DAG size of output: 461 [2019-09-16 18:45:15,364 WARN L191 SmtUtils]: Spent 9.00 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-16 18:45:27,800 WARN L191 SmtUtils]: Spent 12.40 s on a formula simplification that was a NOOP. DAG size: 470 [2019-09-16 18:45:28,926 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 44 [2019-09-16 18:45:29,753 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 48 [2019-09-16 18:45:29,980 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2019-09-16 18:45:30,412 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 44 [2019-09-16 18:45:31,728 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 48 [2019-09-16 18:45:31,927 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2019-09-16 18:45:32,360 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 44 [2019-09-16 18:45:33,211 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 48 [2019-09-16 18:45:33,406 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2019-09-16 18:45:33,521 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 29 [2019-09-16 18:45:33,849 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 44 [2019-09-16 18:45:34,038 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2019-09-16 18:45:34,292 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 38 [2019-09-16 18:45:34,457 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 38 [2019-09-16 18:45:34,690 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 52 [2019-09-16 18:45:34,797 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2019-09-16 18:45:35,003 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2019-09-16 18:45:35,014 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 18 for LOIs [2019-09-16 18:45:35,722 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 38 [2019-09-16 18:45:35,893 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 39 [2019-09-16 18:45:36,069 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 42 [2019-09-16 18:45:36,239 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 43 [2019-09-16 18:45:36,460 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 47 [2019-09-16 18:45:36,546 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-16 18:45:36,629 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 1 for LOIs [2019-09-16 18:45:36,633 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 16 for LOIs [2019-09-16 18:45:36,669 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-16 18:45:36,670 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-16 18:45:36,672 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 693#(and (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))) [2019-09-16 18:45:36,692 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-16 18:45:36,693 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-16 18:45:36,695 INFO L168 Benchmark]: Toolchain (without parser) took 114975.58 ms. Allocated memory was 131.6 MB in the beginning and 259.0 MB in the end (delta: 127.4 MB). Free memory was 86.9 MB in the beginning and 191.7 MB in the end (delta: -104.7 MB). Peak memory consumption was 22.7 MB. Max. memory is 7.1 GB. [2019-09-16 18:45:36,696 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 131.6 MB. Free memory is still 105.3 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-16 18:45:36,697 INFO L168 Benchmark]: CACSL2BoogieTranslator took 673.60 ms. Allocated memory was 131.6 MB in the beginning and 198.7 MB in the end (delta: 67.1 MB). Free memory was 86.9 MB in the beginning and 163.1 MB in the end (delta: -76.2 MB). Peak memory consumption was 28.7 MB. Max. memory is 7.1 GB. [2019-09-16 18:45:36,698 INFO L168 Benchmark]: Boogie Preprocessor took 106.32 ms. Allocated memory is still 198.7 MB. Free memory was 163.1 MB in the beginning and 158.5 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2019-09-16 18:45:36,699 INFO L168 Benchmark]: RCFGBuilder took 1673.95 ms. Allocated memory was 198.7 MB in the beginning and 220.2 MB in the end (delta: 21.5 MB). Free memory was 158.5 MB in the beginning and 142.4 MB in the end (delta: 16.0 MB). Peak memory consumption was 91.8 MB. Max. memory is 7.1 GB. [2019-09-16 18:45:36,700 INFO L168 Benchmark]: Sifa took 112518.41 ms. Allocated memory was 220.2 MB in the beginning and 259.0 MB in the end (delta: 38.8 MB). Free memory was 142.4 MB in the beginning and 191.7 MB in the end (delta: -49.2 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-16 18:45:36,706 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 131.6 MB. Free memory is still 105.3 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 673.60 ms. Allocated memory was 131.6 MB in the beginning and 198.7 MB in the end (delta: 67.1 MB). Free memory was 86.9 MB in the beginning and 163.1 MB in the end (delta: -76.2 MB). Peak memory consumption was 28.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 106.32 ms. Allocated memory is still 198.7 MB. Free memory was 163.1 MB in the beginning and 158.5 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1673.95 ms. Allocated memory was 198.7 MB in the beginning and 220.2 MB in the end (delta: 21.5 MB). Free memory was 158.5 MB in the beginning and 142.4 MB in the end (delta: 16.0 MB). Peak memory consumption was 91.8 MB. Max. memory is 7.1 GB. * Sifa took 112518.41 ms. Allocated memory was 220.2 MB in the beginning and 259.0 MB in the end (delta: 38.8 MB). Free memory was 142.4 MB in the beginning and 191.7 MB in the end (delta: -49.2 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]: 112464, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 342, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 233, TOOLS_POST_TIME[ms]: 27383, TOOLS_POST_CALL_APPLICATIONS: 95, TOOLS_POST_CALL_TIME[ms]: 148, TOOLS_POST_RETURN_APPLICATIONS: 86, TOOLS_POST_RETURN_TIME[ms]: 75, TOOLS_QUANTIFIERELIM_APPLICATIONS: 414, TOOLS_QUANTIFIERELIM_TIME[ms]: 27500, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 27291, FLUID_QUERY_TIME[ms]: 13, FLUID_QUERIES: 354, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 113, DOMAIN_JOIN_TIME[ms]: 83584, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 6, DOMAIN_WIDEN_TIME[ms]: 843, DOMAIN_ISSUBSETEQ_APPLICATIONS: 12, DOMAIN_ISSUBSETEQ_TIME[ms]: 17, DOMAIN_ISBOTTOM_APPLICATIONS: 63, DOMAIN_ISBOTTOM_TIME[ms]: 246, LOOP_SUMMARIZER_APPLICATIONS: 6, LOOP_SUMMARIZER_CACHE_MISSES: 6, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 78231, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 78230, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 12, CALL_SUMMARIZER_APPLICATIONS: 86, CALL_SUMMARIZER_CACHE_MISSES: 28, CALL_SUMMARIZER_OVERALL_TIME[ms]: 31744, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 31743, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 36, DAG_COMPRESSION_PROCESSED_NODES: 532, DAG_COMPRESSION_RETAINED_NODES: 270 - UnprovableResult [Line: 863]: 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 693#(and (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...