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_spec5_product51.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 15:55:15,647 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:55:15,649 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:55:15,663 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:55:15,664 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:55:15,666 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:55:15,667 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:55:15,669 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:55:15,675 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:55:15,682 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:55:15,684 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:55:15,685 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:55:15,686 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:55:15,687 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:55:15,688 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:55:15,689 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:55:15,690 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:55:15,691 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:55:15,692 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:55:15,694 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:55:15,695 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:55:15,697 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:55:15,700 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:55:15,700 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:55:15,703 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 15:55:15,703 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 15:55:15,704 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 15:55:15,708 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 15:55:15,708 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 15:55:15,709 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 15:55:15,710 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 15:55:15,711 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 15:55:15,712 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 15:55:15,713 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 15:55:15,715 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 15:55:15,717 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 15:55:15,718 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 15:55:15,718 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 15:55:15,718 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:55:15,721 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:55:15,724 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:55:15,725 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 15:55:15,748 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:55:15,749 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:55:15,750 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:55:15,750 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:55:15,750 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:55:15,751 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:55:15,751 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:55:15,751 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:55:15,751 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:55:15,751 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:55:15,752 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:55:15,752 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:55:15,752 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:55:15,752 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:55:15,752 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:55:15,753 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:55:15,753 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:55:15,753 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:55:15,753 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:55:15,754 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:55:15,754 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:55:15,754 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:55:15,754 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:55:15,755 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:55:15,755 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:55:15,755 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:55:15,755 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:55:15,755 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:55:15,756 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 15:55:15,811 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:55:15,824 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:55:15,828 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:55:15,829 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:55:15,830 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:55:15,831 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product51.cil.c [2019-09-20 15:55:15,892 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5c5e18bf/858613c4dc0d47948cff351b16c0c106/FLAGdb0e193aa [2019-09-20 15:55:16,451 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:55:16,452 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product51.cil.c [2019-09-20 15:55:16,467 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5c5e18bf/858613c4dc0d47948cff351b16c0c106/FLAGdb0e193aa [2019-09-20 15:55:16,697 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5c5e18bf/858613c4dc0d47948cff351b16c0c106 [2019-09-20 15:55:16,710 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:55:16,711 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:55:16,712 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:55:16,712 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:55:16,715 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:55:16,716 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:55:16" (1/1) ... [2019-09-20 15:55:16,719 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a55c8bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:55:16, skipping insertion in model container [2019-09-20 15:55:16,719 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:55:16" (1/1) ... [2019-09-20 15:55:16,726 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:55:16,792 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:55:17,314 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:55:17,337 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:55:17,417 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:55:17,460 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:55:17,461 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:55:17 WrapperNode [2019-09-20 15:55:17,462 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:55:17,463 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:55:17,463 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:55:17,463 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:55:17,478 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:55:17" (1/1) ... [2019-09-20 15:55:17,478 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:55:17" (1/1) ... [2019-09-20 15:55:17,512 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:55:17" (1/1) ... [2019-09-20 15:55:17,512 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:55:17" (1/1) ... [2019-09-20 15:55:17,540 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:55:17" (1/1) ... [2019-09-20 15:55:17,551 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:55:17" (1/1) ... [2019-09-20 15:55:17,557 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:55:17" (1/1) ... [2019-09-20 15:55:17,565 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:55:17,565 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:55:17,565 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:55:17,566 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:55:17,573 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:55:17" (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 15:55:17,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:55:17,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:55:17,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 15:55:17,641 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 15:55:17,642 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 15:55:17,643 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 15:55:17,643 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 15:55:17,643 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 15:55:17,643 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 15:55:17,644 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 15:55:17,644 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 15:55:17,645 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 15:55:17,645 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-20 15:55:17,645 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 15:55:17,645 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 15:55:17,645 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 15:55:17,648 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 15:55:17,648 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 15:55:17,648 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 15:55:17,648 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:55:17,649 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 15:55:17,649 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 15:55:17,649 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 15:55:17,649 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 15:55:17,649 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 15:55:17,649 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 15:55:17,650 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 15:55:17,650 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 15:55:17,650 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 15:55:17,650 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 15:55:17,650 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 15:55:17,650 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 15:55:17,650 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 15:55:17,651 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 15:55:17,651 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 15:55:17,651 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 15:55:17,651 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 15:55:17,652 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-20 15:55:17,652 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 15:55:17,652 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 15:55:17,652 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-20 15:55:17,652 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-20 15:55:17,652 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-20 15:55:17,653 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:55:17,653 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 15:55:17,653 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 15:55:17,653 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 15:55:17,653 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 15:55:17,653 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 15:55:17,655 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-20 15:55:17,655 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 15:55:17,655 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 15:55:17,655 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 15:55:17,655 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 15:55:17,656 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 15:55:17,656 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 15:55:17,656 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 15:55:17,656 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-20 15:55:17,656 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-20 15:55:17,657 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 15:55:17,657 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 15:55:17,657 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-20 15:55:17,657 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 15:55:17,657 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 15:55:17,658 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 15:55:17,658 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 15:55:17,658 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 15:55:17,658 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 15:55:17,658 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 15:55:17,658 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 15:55:17,658 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 15:55:17,659 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-20 15:55:17,659 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 15:55:17,660 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 15:55:17,660 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 15:55:17,660 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 15:55:17,661 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 15:55:17,661 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:55:17,661 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 15:55:17,661 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 15:55:17,662 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 15:55:17,662 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 15:55:17,663 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 15:55:17,663 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 15:55:17,663 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 15:55:17,663 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 15:55:17,663 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 15:55:17,663 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 15:55:17,664 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 15:55:17,664 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 15:55:17,664 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 15:55:17,664 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 15:55:17,664 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 15:55:17,664 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 15:55:17,664 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 15:55:17,665 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 15:55:17,665 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 15:55:17,665 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:55:17,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 15:55:17,665 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:55:19,264 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:55:19,264 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 15:55:19,266 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:55:19 BoogieIcfgContainer [2019-09-20 15:55:19,266 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:55:19,266 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:55:19,266 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:55:19,267 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:55:19,268 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:55:19" (1/1) ... [2019-09-20 15:55:19,269 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 15:55:19,294 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:55:19,294 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:55:19,309 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:55:19,322 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:55:19,324 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:55:29,710 WARN L191 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-20 15:55:31,400 WARN L191 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 15:55:31,551 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 15:55:31,702 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 15:55:31,822 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 15:55:31,838 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-20 15:55:31,893 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-20 15:55:31,910 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-20 15:55:32,118 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-20 15:55:32,268 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-20 15:55:32,876 WARN L191 SmtUtils]: Spent 431.00 ms on a formula simplification that was a NOOP. DAG size: 517 [2019-09-20 15:55:33,318 WARN L191 SmtUtils]: Spent 438.00 ms on a formula simplification that was a NOOP. DAG size: 517 [2019-09-20 15:55:33,736 WARN L191 SmtUtils]: Spent 415.00 ms on a formula simplification that was a NOOP. DAG size: 517 [2019-09-20 15:55:34,078 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 517 [2019-09-20 15:55:34,323 WARN L191 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 517 [2019-09-20 15:55:34,559 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 517 [2019-09-20 15:55:34,770 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 517 [2019-09-20 15:55:35,024 WARN L191 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 517 [2019-09-20 15:55:35,221 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 517 [2019-09-20 15:55:35,444 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 517 [2019-09-20 15:55:35,665 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-20 15:55:35,845 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-20 15:55:36,068 WARN L191 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-20 15:55:36,241 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-20 15:55:36,427 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-20 15:55:36,614 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-20 15:55:36,787 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-20 15:55:36,959 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-20 15:55:37,172 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-20 15:55:37,373 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-20 15:55:37,547 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-20 15:55:37,719 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-20 15:55:37,914 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-20 15:55:38,094 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-20 15:55:38,377 WARN L191 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-20 15:55:38,715 WARN L191 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-20 15:55:38,987 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-20 15:55:39,236 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-20 15:55:39,492 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-20 15:55:39,746 WARN L191 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-20 15:55:39,987 WARN L191 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-20 15:55:40,259 WARN L191 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-20 15:55:40,590 WARN L191 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-20 15:55:40,823 WARN L191 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-20 15:55:41,050 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-20 15:55:41,293 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-20 15:55:43,344 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 526 [2019-09-20 15:55:43,506 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 526 [2019-09-20 15:55:43,641 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 526 [2019-09-20 15:55:43,768 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 526 [2019-09-20 15:55:44,104 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2019-09-20 15:55:44,338 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2019-09-20 15:55:44,578 WARN L191 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 540 DAG size of output: 540 [2019-09-20 15:55:44,767 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-20 15:55:45,360 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2019-09-20 15:55:45,543 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2019-09-20 15:55:45,761 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 552 DAG size of output: 546 [2019-09-20 15:55:45,955 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 546 [2019-09-20 15:55:46,281 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 542 DAG size of output: 541 [2019-09-20 15:55:46,463 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 541 [2019-09-20 15:55:46,663 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 542 DAG size of output: 541 [2019-09-20 15:55:46,861 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 541 [2019-09-20 15:55:47,197 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 555 DAG size of output: 552 [2019-09-20 15:55:47,473 WARN L191 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 552 [2019-09-20 15:55:47,810 WARN L191 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 552 DAG size of output: 550 [2019-09-20 15:55:48,069 WARN L191 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 550 [2019-09-20 15:55:48,434 WARN L191 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 568 [2019-09-20 15:55:48,797 WARN L191 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 568 [2019-09-20 15:55:49,268 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 556 DAG size of output: 550 [2019-09-20 15:55:49,568 WARN L191 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 550 [2019-09-20 15:55:49,885 WARN L191 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 556 DAG size of output: 550 [2019-09-20 15:55:50,153 WARN L191 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 550 [2019-09-20 15:55:50,996 WARN L191 SmtUtils]: Spent 813.00 ms on a formula simplification that was a NOOP. DAG size: 566 [2019-09-20 15:55:51,393 WARN L191 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 566 [2019-09-20 15:55:51,686 WARN L191 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 561 DAG size of output: 551 [2019-09-20 15:55:51,943 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 551 [2019-09-20 15:55:52,469 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 555 DAG size of output: 549 [2019-09-20 15:55:52,735 WARN L191 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 549 [2019-09-20 15:55:53,029 WARN L191 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 555 DAG size of output: 549 [2019-09-20 15:55:53,297 WARN L191 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 549 [2019-09-20 15:55:53,952 WARN L191 SmtUtils]: Spent 624.00 ms on a formula simplification that was a NOOP. DAG size: 565 [2019-09-20 15:55:54,318 WARN L191 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 565 [2019-09-20 15:55:54,587 WARN L191 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-20 15:55:54,830 WARN L191 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-20 15:55:55,230 WARN L191 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 543 DAG size of output: 542 [2019-09-20 15:55:55,409 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-20 15:55:55,620 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 543 DAG size of output: 542 [2019-09-20 15:55:55,800 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-20 15:55:56,097 WARN L191 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 556 DAG size of output: 555 [2019-09-20 15:55:56,360 WARN L191 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 555 [2019-09-20 15:55:56,634 WARN L191 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 554 DAG size of output: 550 [2019-09-20 15:55:56,891 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 550