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 SingleStatement --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product60.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 14:58:27,556 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 14:58:27,558 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 14:58:27,570 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 14:58:27,570 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 14:58:27,571 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 14:58:27,573 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 14:58:27,574 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 14:58:27,576 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 14:58:27,577 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 14:58:27,578 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 14:58:27,579 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 14:58:27,579 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 14:58:27,580 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 14:58:27,581 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 14:58:27,583 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 14:58:27,583 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 14:58:27,584 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 14:58:27,586 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 14:58:27,588 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 14:58:27,590 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 14:58:27,591 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 14:58:27,593 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 14:58:27,593 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 14:58:27,596 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 14:58:27,596 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 14:58:27,597 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 14:58:27,598 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 14:58:27,598 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 14:58:27,599 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 14:58:27,600 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 14:58:27,601 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 14:58:27,601 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 14:58:27,602 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 14:58:27,603 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 14:58:27,604 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 14:58:27,604 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 14:58:27,605 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 14:58:27,605 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 14:58:27,606 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 14:58:27,606 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 14:58:27,607 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 [2019-09-18 14:58:27,623 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 14:58:27,623 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 14:58:27,624 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 14:58:27,624 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 14:58:27,624 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 14:58:27,625 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 14:58:27,625 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 14:58:27,625 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 14:58:27,625 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 14:58:27,626 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 14:58:27,626 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 14:58:27,626 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 14:58:27,626 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 14:58:27,626 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 14:58:27,626 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 14:58:27,627 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 14:58:27,627 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 14:58:27,627 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 14:58:27,627 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 14:58:27,627 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 14:58:27,628 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 14:58:27,628 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 14:58:27,628 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 14:58:27,628 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 14:58:27,628 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 14:58:27,629 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 14:58:27,629 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 14:58:27,629 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 14:58:27,629 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 -> SingleStatement 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 [2019-09-18 14:58:27,664 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 14:58:27,676 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 14:58:27,680 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 14:58:27,681 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 14:58:27,681 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 14:58:27,682 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product60.cil.c [2019-09-18 14:58:27,756 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b73a3d660/cadf7f9a4de849f6ac77d8f237de73e6/FLAGa74dfc2a0 [2019-09-18 14:58:28,291 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 14:58:28,292 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product60.cil.c [2019-09-18 14:58:28,309 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b73a3d660/cadf7f9a4de849f6ac77d8f237de73e6/FLAGa74dfc2a0 [2019-09-18 14:58:28,589 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b73a3d660/cadf7f9a4de849f6ac77d8f237de73e6 [2019-09-18 14:58:28,600 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 14:58:28,601 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 14:58:28,603 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 14:58:28,603 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 14:58:28,607 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 14:58:28,608 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 02:58:28" (1/1) ... [2019-09-18 14:58:28,610 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22078a93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:58:28, skipping insertion in model container [2019-09-18 14:58:28,611 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 02:58:28" (1/1) ... [2019-09-18 14:58:28,618 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 14:58:28,677 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 14:58:29,180 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 14:58:29,204 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 14:58:29,292 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 14:58:29,328 INFO L192 MainTranslator]: Completed translation [2019-09-18 14:58:29,328 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:58:29 WrapperNode [2019-09-18 14:58:29,328 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 14:58:29,329 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 14:58:29,329 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 14:58:29,329 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 14:58:29,340 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:58:29" (1/1) ... [2019-09-18 14:58:29,340 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:58:29" (1/1) ... [2019-09-18 14:58:29,358 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:58:29" (1/1) ... [2019-09-18 14:58:29,359 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:58:29" (1/1) ... [2019-09-18 14:58:29,386 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:58:29" (1/1) ... [2019-09-18 14:58:29,398 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:58:29" (1/1) ... [2019-09-18 14:58:29,403 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:58:29" (1/1) ... [2019-09-18 14:58:29,422 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 14:58:29,423 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 14:58:29,423 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 14:58:29,423 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 14:58:29,424 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:58:29" (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 [2019-09-18 14:58:29,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 14:58:29,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 14:58:29,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 14:58:29,513 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 14:58:29,514 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-18 14:58:29,514 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-18 14:58:29,515 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 14:58:29,515 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-18 14:58:29,515 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 14:58:29,516 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 14:58:29,516 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 14:58:29,517 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 14:58:29,517 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 14:58:29,517 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-18 14:58:29,517 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-18 14:58:29,517 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-18 14:58:29,519 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-18 14:58:29,520 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 14:58:29,520 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-18 14:58:29,520 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-18 14:58:29,520 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-18 14:58:29,520 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 14:58:29,521 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 14:58:29,521 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 14:58:29,521 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 14:58:29,521 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 14:58:29,521 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 14:58:29,521 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 14:58:29,521 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 14:58:29,522 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 14:58:29,522 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 14:58:29,522 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 14:58:29,523 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 14:58:29,523 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 14:58:29,523 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 14:58:29,523 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 14:58:29,523 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 14:58:29,523 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 14:58:29,523 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 14:58:29,524 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 14:58:29,524 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 14:58:29,524 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 14:58:29,524 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 14:58:29,524 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-18 14:58:29,524 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-18 14:58:29,524 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 14:58:29,525 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 14:58:29,525 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 14:58:29,525 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 14:58:29,525 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 14:58:29,525 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 14:58:29,525 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-18 14:58:29,525 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-18 14:58:29,526 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 14:58:29,526 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 14:58:29,526 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 14:58:29,526 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 14:58:29,526 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 14:58:29,526 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-18 14:58:29,527 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-18 14:58:29,527 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-18 14:58:29,527 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-18 14:58:29,528 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 14:58:29,528 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-18 14:58:29,528 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-18 14:58:29,528 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-18 14:58:29,528 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-18 14:58:29,528 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-18 14:58:29,528 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 14:58:29,528 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 14:58:29,529 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 14:58:29,529 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 14:58:29,529 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 14:58:29,530 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 14:58:29,530 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 14:58:29,530 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 14:58:29,531 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-18 14:58:29,531 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 14:58:29,531 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 14:58:29,531 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 14:58:29,532 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 14:58:29,532 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 14:58:29,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 14:58:29,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 14:58:29,533 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 14:58:29,533 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 14:58:29,534 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 14:58:29,534 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 14:58:29,534 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 14:58:29,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 14:58:29,535 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 14:58:29,535 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 14:58:29,535 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 14:58:29,535 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 14:58:29,535 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 14:58:29,535 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 14:58:29,536 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 14:58:29,536 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 14:58:29,536 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 14:58:29,536 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 14:58:29,536 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 14:58:29,536 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 14:58:29,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 14:58:29,537 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 14:58:30,809 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 14:58:30,810 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 14:58:30,812 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 02:58:30 BoogieIcfgContainer [2019-09-18 14:58:30,812 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 14:58:30,813 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 14:58:30,813 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 14:58:30,814 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 14:58:30,815 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 02:58:30" (1/1) ... [2019-09-18 14:58:30,816 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 [2019-09-18 14:58:30,848 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 14:58:30,849 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 14:58:30,869 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 14:58:30,885 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 14:58:30,886 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 14:58:31,493 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 61 [2019-09-18 14:58:31,664 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 56 [2019-09-18 14:58:31,966 WARN L191 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 83 [2019-09-18 14:58:32,211 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 78 [2019-09-18 14:58:32,658 WARN L191 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 120 [2019-09-18 14:58:33,108 WARN L191 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 117 [2019-09-18 14:58:33,693 WARN L191 SmtUtils]: Spent 506.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 139 [2019-09-18 14:58:34,224 WARN L191 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 136 [2019-09-18 14:58:35,051 WARN L191 SmtUtils]: Spent 723.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 161 [2019-09-18 14:58:35,783 WARN L191 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 160 [2019-09-18 14:58:36,869 WARN L191 SmtUtils]: Spent 910.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 180 [2019-09-18 14:58:37,627 WARN L191 SmtUtils]: Spent 650.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 175 [2019-09-18 14:58:39,031 WARN L191 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 230 DAG size of output: 202 [2019-09-18 14:58:39,932 WARN L191 SmtUtils]: Spent 797.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 197 [2019-09-18 14:58:41,522 WARN L191 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 267 DAG size of output: 211 [2019-09-18 14:58:42,565 WARN L191 SmtUtils]: Spent 907.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 206 [2019-09-18 14:58:42,883 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-18 14:58:44,503 WARN L191 SmtUtils]: Spent 1.61 s on a formula simplification. DAG size of input: 304 DAG size of output: 220 [2019-09-18 14:58:45,612 WARN L191 SmtUtils]: Spent 978.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 215 [2019-09-18 14:58:46,075 WARN L191 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2019-09-18 14:58:48,184 WARN L191 SmtUtils]: Spent 2.10 s on a formula simplification. DAG size of input: 334 DAG size of output: 228 [2019-09-18 14:58:49,421 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 259 DAG size of output: 225 [2019-09-18 14:58:50,049 WARN L191 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2019-09-18 14:58:52,464 WARN L191 SmtUtils]: Spent 2.41 s on a formula simplification. DAG size of input: 393 DAG size of output: 238 [2019-09-18 14:58:53,833 WARN L191 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 281 DAG size of output: 235 [2019-09-18 14:58:54,657 WARN L191 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2019-09-18 14:58:57,521 WARN L191 SmtUtils]: Spent 2.85 s on a formula simplification. DAG size of input: 454 DAG size of output: 248 [2019-09-18 14:58:57,759 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-18 14:58:59,019 WARN L191 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 289 DAG size of output: 245 [2019-09-18 14:59:00,083 WARN L191 SmtUtils]: Spent 538.00 ms on a formula simplification that was a NOOP. DAG size: 297 [2019-09-18 14:59:03,761 WARN L191 SmtUtils]: Spent 3.67 s on a formula simplification. DAG size of input: 458 DAG size of output: 258 [2019-09-18 14:59:04,018 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-18 14:59:05,466 WARN L191 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 309 DAG size of output: 257 [2019-09-18 14:59:06,760 WARN L191 SmtUtils]: Spent 690.00 ms on a formula simplification that was a NOOP. DAG size: 347 [2019-09-18 14:59:11,068 WARN L191 SmtUtils]: Spent 4.30 s on a formula simplification. DAG size of input: 540 DAG size of output: 270 [2019-09-18 14:59:11,375 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-09-18 14:59:12,955 WARN L191 SmtUtils]: Spent 1.58 s on a formula simplification. DAG size of input: 327 DAG size of output: 269 [2019-09-18 14:59:14,539 WARN L191 SmtUtils]: Spent 872.00 ms on a formula simplification that was a NOOP. DAG size: 401 [2019-09-18 14:59:19,498 WARN L191 SmtUtils]: Spent 4.95 s on a formula simplification. DAG size of input: 558 DAG size of output: 283 [2019-09-18 14:59:21,406 WARN L191 SmtUtils]: Spent 1.63 s on a formula simplification. DAG size of input: 332 DAG size of output: 278 [2019-09-18 14:59:23,556 WARN L191 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-18 14:59:29,825 WARN L191 SmtUtils]: Spent 6.25 s on a formula simplification. DAG size of input: 653 DAG size of output: 291 [2019-09-18 14:59:30,199 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-18 14:59:32,101 WARN L191 SmtUtils]: Spent 1.90 s on a formula simplification. DAG size of input: 359 DAG size of output: 292 [2019-09-18 14:59:34,530 WARN L191 SmtUtils]: Spent 1.35 s on a formula simplification that was a NOOP. DAG size: 525 [2019-09-18 14:59:41,420 WARN L191 SmtUtils]: Spent 6.88 s on a formula simplification. DAG size of input: 687 DAG size of output: 305 [2019-09-18 14:59:41,811 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-09-18 14:59:43,884 WARN L191 SmtUtils]: Spent 2.07 s on a formula simplification. DAG size of input: 380 DAG size of output: 306 [2019-09-18 14:59:46,780 WARN L191 SmtUtils]: Spent 1.64 s on a formula simplification that was a NOOP. DAG size: 587 [2019-09-18 14:59:55,464 WARN L191 SmtUtils]: Spent 8.67 s on a formula simplification. DAG size of input: 803 DAG size of output: 319 [2019-09-18 14:59:55,874 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-18 14:59:58,153 WARN L191 SmtUtils]: Spent 2.27 s on a formula simplification. DAG size of input: 389 DAG size of output: 316 [2019-09-18 15:00:01,693 WARN L191 SmtUtils]: Spent 2.02 s on a formula simplification that was a NOOP. DAG size: 661 [2019-09-18 15:00:11,934 WARN L191 SmtUtils]: Spent 10.22 s on a formula simplification. DAG size of input: 913 DAG size of output: 335 [2019-09-18 15:00:12,328 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-18 15:00:14,786 WARN L191 SmtUtils]: Spent 2.45 s on a formula simplification. DAG size of input: 411 DAG size of output: 332 [2019-09-18 15:00:19,062 WARN L191 SmtUtils]: Spent 2.45 s on a formula simplification that was a NOOP. DAG size: 739 [2019-09-18 15:00:31,296 WARN L191 SmtUtils]: Spent 12.21 s on a formula simplification. DAG size of input: 979 DAG size of output: 345 [2019-09-18 15:00:31,721 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-09-18 15:00:34,351 WARN L191 SmtUtils]: Spent 2.62 s on a formula simplification. DAG size of input: 410 DAG size of output: 342 [2019-09-18 15:00:39,352 WARN L191 SmtUtils]: Spent 2.85 s on a formula simplification that was a NOOP. DAG size: 797 [2019-09-18 15:00:53,692 WARN L191 SmtUtils]: Spent 14.32 s on a formula simplification. DAG size of input: 982 DAG size of output: 378 [2019-09-18 15:00:54,172 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-18 15:00:57,145 WARN L191 SmtUtils]: Spent 2.97 s on a formula simplification. DAG size of input: 453 DAG size of output: 373 [2019-09-18 15:01:03,056 WARN L191 SmtUtils]: Spent 3.20 s on a formula simplification that was a NOOP. DAG size: 855 [2019-09-18 15:01:19,802 WARN L191 SmtUtils]: Spent 16.72 s on a formula simplification. DAG size of input: 1069 DAG size of output: 405 [2019-09-18 15:01:20,379 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-09-18 15:01:23,890 WARN L191 SmtUtils]: Spent 3.50 s on a formula simplification. DAG size of input: 476 DAG size of output: 406 [2019-09-18 15:01:30,626 WARN L191 SmtUtils]: Spent 3.60 s on a formula simplification that was a NOOP. DAG size: 913 [2019-09-18 15:01:49,690 WARN L191 SmtUtils]: Spent 19.03 s on a formula simplification. DAG size of input: 1193 DAG size of output: 423 [2019-09-18 15:01:50,283 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-09-18 15:01:54,320 WARN L191 SmtUtils]: Spent 4.03 s on a formula simplification. DAG size of input: 507 DAG size of output: 420 [2019-09-18 15:01:57,691 WARN L191 SmtUtils]: Spent 3.36 s on a formula simplification. DAG size of input: 426 DAG size of output: 424 [2019-09-18 15:01:59,385 WARN L191 SmtUtils]: Spent 1.69 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 15:01:59,395 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 434 for LOIs [2019-09-18 15:01:59,458 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 434 for LOIs [2019-09-18 15:01:59,476 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 434 for LOIs [2019-09-18 15:02:10,887 WARN L191 SmtUtils]: Spent 11.22 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-18 15:02:16,403 WARN L191 SmtUtils]: Spent 5.51 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 15:02:27,553 WARN L191 SmtUtils]: Spent 11.15 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-18 15:02:33,056 WARN L191 SmtUtils]: Spent 5.50 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 15:02:44,151 WARN L191 SmtUtils]: Spent 11.09 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-18 15:02:49,671 WARN L191 SmtUtils]: Spent 5.52 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 15:03:00,799 WARN L191 SmtUtils]: Spent 11.13 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-18 15:03:06,332 WARN L191 SmtUtils]: Spent 5.53 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 15:03:17,447 WARN L191 SmtUtils]: Spent 11.11 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-18 15:03:22,931 WARN L191 SmtUtils]: Spent 5.48 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 15:03:34,067 WARN L191 SmtUtils]: Spent 11.13 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-18 15:03:39,582 WARN L191 SmtUtils]: Spent 5.51 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 15:04:07,753 WARN L191 SmtUtils]: Spent 28.10 s on a formula simplification. DAG size of input: 461 DAG size of output: 459 [2019-09-18 15:04:16,913 WARN L191 SmtUtils]: Spent 9.16 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-18 15:04:49,703 WARN L191 SmtUtils]: Spent 32.65 s on a formula simplification. DAG size of input: 485 DAG size of output: 485 [2019-09-18 15:05:05,963 WARN L191 SmtUtils]: Spent 16.26 s on a formula simplification that was a NOOP. DAG size: 485 [2019-09-18 15:05:52,992 WARN L191 SmtUtils]: Spent 47.03 s on a formula simplification. DAG size of input: 496 DAG size of output: 496 [2019-09-18 15:05:54,544 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 38 [2019-09-18 15:05:57,494 WARN L191 SmtUtils]: Spent 2.74 s on a formula simplification. DAG size of input: 486 DAG size of output: 45 [2019-09-18 15:05:57,775 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 51 [2019-09-18 15:05:58,187 WARN L191 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 63 [2019-09-18 15:05:58,551 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 38 [2019-09-18 15:05:58,988 WARN L191 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 53 [2019-09-18 15:05:59,249 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 56 [2019-09-18 15:05:59,507 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 56 [2019-09-18 15:05:59,767 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 56 [2019-09-18 15:06:27,493 WARN L191 SmtUtils]: Spent 27.57 s on a formula simplification. DAG size of input: 461 DAG size of output: 459 [2019-09-18 15:06:36,681 WARN L191 SmtUtils]: Spent 9.19 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-18 15:07:09,433 WARN L191 SmtUtils]: Spent 32.67 s on a formula simplification. DAG size of input: 485 DAG size of output: 485 [2019-09-18 15:07:25,751 WARN L191 SmtUtils]: Spent 16.32 s on a formula simplification that was a NOOP. DAG size: 485 [2019-09-18 15:08:13,585 WARN L191 SmtUtils]: Spent 47.83 s on a formula simplification. DAG size of input: 496 DAG size of output: 496 [2019-09-18 15:08:13,839 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 38 [2019-09-18 15:08:16,303 WARN L191 SmtUtils]: Spent 2.29 s on a formula simplification. DAG size of input: 486 DAG size of output: 45 [2019-09-18 15:08:16,571 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 51 [2019-09-18 15:08:16,978 WARN L191 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 63 [2019-09-18 15:08:17,243 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 38 [2019-09-18 15:08:17,643 WARN L191 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 53 [2019-09-18 15:08:17,758 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2019-09-18 15:08:45,255 WARN L191 SmtUtils]: Spent 27.48 s on a formula simplification. DAG size of input: 461 DAG size of output: 459 [2019-09-18 15:08:54,382 WARN L191 SmtUtils]: Spent 9.13 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-18 15:09:28,530 WARN L191 SmtUtils]: Spent 34.04 s on a formula simplification. DAG size of input: 485 DAG size of output: 485 [2019-09-18 15:09:45,564 WARN L191 SmtUtils]: Spent 17.03 s on a formula simplification that was a NOOP. DAG size: 485 [2019-09-18 15:10:35,374 WARN L191 SmtUtils]: Spent 49.81 s on a formula simplification. DAG size of input: 496 DAG size of output: 496 [2019-09-18 15:10:35,656 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 38 [2019-09-18 15:10:38,210 WARN L191 SmtUtils]: Spent 2.37 s on a formula simplification. DAG size of input: 486 DAG size of output: 45 [2019-09-18 15:10:38,488 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 51 [2019-09-18 15:10:38,590 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2019-09-18 15:10:38,914 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 63 [2019-09-18 15:10:39,193 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 38 [2019-09-18 15:10:39,689 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 63 [2019-09-18 15:10:39,696 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-18 15:10:39,698 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-18 15:10:39,924 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 25 for LOIs [2019-09-18 15:10:39,929 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 33 for LOIs [2019-09-18 15:10:40,011 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 15:10:40,011 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 15:10:40,014 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 876#(and (not (= 0 ~systemActive~0)) (<= ~pumpRunning~0 2147483647) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (not (= 2 ~waterLevel~0)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))) [2019-09-18 15:10:40,028 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 15:10:40,028 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 15:10:40,029 INFO L168 Benchmark]: Toolchain (without parser) took 731428.56 ms. Allocated memory was 140.0 MB in the beginning and 150.5 MB in the end (delta: 10.5 MB). Free memory was 86.8 MB in the beginning and 87.1 MB in the end (delta: -360.7 kB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. [2019-09-18 15:10:40,038 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 140.0 MB. Free memory was 106.1 MB in the beginning and 105.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-18 15:10:40,038 INFO L168 Benchmark]: CACSL2BoogieTranslator took 725.61 ms. Allocated memory was 140.0 MB in the beginning and 199.8 MB in the end (delta: 59.8 MB). Free memory was 86.6 MB in the beginning and 164.6 MB in the end (delta: -78.0 MB). Peak memory consumption was 24.3 MB. Max. memory is 7.1 GB. [2019-09-18 15:10:40,039 INFO L168 Benchmark]: Boogie Preprocessor took 93.49 ms. Allocated memory is still 199.8 MB. Free memory was 164.6 MB in the beginning and 160.3 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-09-18 15:10:40,039 INFO L168 Benchmark]: RCFGBuilder took 1389.90 ms. Allocated memory was 199.8 MB in the beginning and 224.4 MB in the end (delta: 24.6 MB). Free memory was 160.3 MB in the beginning and 168.9 MB in the end (delta: -8.5 MB). Peak memory consumption was 89.7 MB. Max. memory is 7.1 GB. [2019-09-18 15:10:40,040 INFO L168 Benchmark]: Sifa took 729214.96 ms. Allocated memory was 224.4 MB in the beginning and 150.5 MB in the end (delta: -73.9 MB). Free memory was 168.9 MB in the beginning and 87.1 MB in the end (delta: 81.7 MB). Peak memory consumption was 7.8 MB. Max. memory is 7.1 GB. [2019-09-18 15:10:40,042 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 140.0 MB. Free memory was 106.1 MB in the beginning and 105.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 725.61 ms. Allocated memory was 140.0 MB in the beginning and 199.8 MB in the end (delta: 59.8 MB). Free memory was 86.6 MB in the beginning and 164.6 MB in the end (delta: -78.0 MB). Peak memory consumption was 24.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 93.49 ms. Allocated memory is still 199.8 MB. Free memory was 164.6 MB in the beginning and 160.3 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1389.90 ms. Allocated memory was 199.8 MB in the beginning and 224.4 MB in the end (delta: 24.6 MB). Free memory was 160.3 MB in the beginning and 168.9 MB in the end (delta: -8.5 MB). Peak memory consumption was 89.7 MB. Max. memory is 7.1 GB. * Sifa took 729214.96 ms. Allocated memory was 224.4 MB in the beginning and 150.5 MB in the end (delta: -73.9 MB). Free memory was 168.9 MB in the beginning and 87.1 MB in the end (delta: 81.7 MB). Peak memory consumption was 7.8 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]: 729166, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 560, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 464, TOOLS_POST_TIME[ms]: 203454, TOOLS_POST_CALL_APPLICATIONS: 84, TOOLS_POST_CALL_TIME[ms]: 193, TOOLS_POST_RETURN_APPLICATIONS: 77, TOOLS_POST_RETURN_TIME[ms]: 115, TOOLS_QUANTIFIERELIM_APPLICATIONS: 622, TOOLS_QUANTIFIERELIM_TIME[ms]: 203580, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 30427, FLUID_QUERY_TIME[ms]: 20, FLUID_QUERIES: 566, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 108, DOMAIN_JOIN_TIME[ms]: 517221, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 7577, DOMAIN_ISSUBSETEQ_APPLICATIONS: 6, DOMAIN_ISSUBSETEQ_TIME[ms]: 40, DOMAIN_ISBOTTOM_APPLICATIONS: 62, DOMAIN_ISBOTTOM_TIME[ms]: 348, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 307502, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 307501, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 6, CALL_SUMMARIZER_APPLICATIONS: 77, CALL_SUMMARIZER_CACHE_MISSES: 30, CALL_SUMMARIZER_OVERALL_TIME[ms]: 209865, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 209864, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 9, PATH_EXPR_TIME[ms]: 13, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 51, DAG_COMPRESSION_PROCESSED_NODES: 859, DAG_COMPRESSION_RETAINED_NODES: 499 - UnprovableResult [Line: 923]: 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 876#(and (not (= 0 ~systemActive~0)) (<= ~pumpRunning~0 2147483647) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (not (= 2 ~waterLevel~0)) (= ~switchedOnBeforeTS~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...