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 SequenceOfStatements --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product30.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 18:35:31,638 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 18:35:31,640 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 18:35:31,651 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 18:35:31,652 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 18:35:31,653 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 18:35:31,654 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 18:35:31,656 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 18:35:31,658 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 18:35:31,659 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 18:35:31,660 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 18:35:31,661 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 18:35:31,661 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 18:35:31,662 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 18:35:31,663 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 18:35:31,664 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 18:35:31,665 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 18:35:31,666 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 18:35:31,668 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 18:35:31,670 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 18:35:31,672 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 18:35:31,673 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 18:35:31,674 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 18:35:31,675 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 18:35:31,677 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 18:35:31,677 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 18:35:31,678 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 18:35:31,679 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 18:35:31,679 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 18:35:31,680 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 18:35:31,680 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 18:35:31,681 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 18:35:31,682 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 18:35:31,682 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 18:35:31,683 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 18:35:31,684 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 18:35:31,684 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 18:35:31,685 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 18:35:31,685 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 18:35:31,686 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 18:35:31,686 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 18:35:31,687 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 18:35:31,709 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 18:35:31,710 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 18:35:31,711 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 18:35:31,711 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 18:35:31,712 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 18:35:31,712 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 18:35:31,712 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 18:35:31,712 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 18:35:31,713 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 18:35:31,713 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 18:35:31,713 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 18:35:31,713 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 18:35:31,713 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 18:35:31,714 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 18:35:31,714 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 18:35:31,714 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 18:35:31,717 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 18:35:31,717 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 18:35:31,717 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 18:35:31,717 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 18:35:31,718 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 18:35:31,718 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 18:35:31,718 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 18:35:31,719 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 18:35:31,719 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 18:35:31,719 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 18:35:31,719 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 18:35:31,719 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 18:35:31,720 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 -> SequenceOfStatements 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 [2019-09-20 18:35:31,754 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 18:35:31,766 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 18:35:31,770 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 18:35:31,771 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 18:35:31,772 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 18:35:31,772 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product30.cil.c [2019-09-20 18:35:31,832 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6ecf7ed4/3156cd0d11bd45d7a5dbe55e2040519e/FLAGbab86f5bb [2019-09-20 18:35:32,339 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 18:35:32,340 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product30.cil.c [2019-09-20 18:35:32,356 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6ecf7ed4/3156cd0d11bd45d7a5dbe55e2040519e/FLAGbab86f5bb [2019-09-20 18:35:32,669 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6ecf7ed4/3156cd0d11bd45d7a5dbe55e2040519e [2019-09-20 18:35:32,679 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 18:35:32,681 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 18:35:32,682 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 18:35:32,682 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 18:35:32,686 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 18:35:32,687 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 06:35:32" (1/1) ... [2019-09-20 18:35:32,689 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23ac3fee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:35:32, skipping insertion in model container [2019-09-20 18:35:32,690 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 06:35:32" (1/1) ... [2019-09-20 18:35:32,697 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 18:35:32,758 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 18:35:33,204 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 18:35:33,224 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 18:35:33,378 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 18:35:33,413 INFO L192 MainTranslator]: Completed translation [2019-09-20 18:35:33,413 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:35:33 WrapperNode [2019-09-20 18:35:33,413 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 18:35:33,414 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 18:35:33,414 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 18:35:33,414 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 18:35:33,425 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:35:33" (1/1) ... [2019-09-20 18:35:33,425 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:35:33" (1/1) ... [2019-09-20 18:35:33,444 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:35:33" (1/1) ... [2019-09-20 18:35:33,444 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:35:33" (1/1) ... [2019-09-20 18:35:33,472 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:35:33" (1/1) ... [2019-09-20 18:35:33,482 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:35:33" (1/1) ... [2019-09-20 18:35:33,487 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:35:33" (1/1) ... [2019-09-20 18:35:33,494 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 18:35:33,495 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 18:35:33,495 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 18:35:33,495 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 18:35:33,496 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:35:33" (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 18:35:33,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 18:35:33,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 18:35:33,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 18:35:33,551 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 18:35:33,552 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 18:35:33,552 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 18:35:33,552 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 18:35:33,552 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 18:35:33,552 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 18:35:33,552 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 18:35:33,552 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 18:35:33,552 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 18:35:33,552 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 18:35:33,553 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 18:35:33,553 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 18:35:33,553 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 18:35:33,553 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 18:35:33,553 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 18:35:33,553 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 18:35:33,555 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 18:35:33,555 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 18:35:33,555 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 18:35:33,555 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 18:35:33,555 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 18:35:33,555 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 18:35:33,558 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 18:35:33,558 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 18:35:33,558 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 18:35:33,558 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 18:35:33,558 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 18:35:33,558 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 18:35:33,559 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 18:35:33,559 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 18:35:33,559 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 18:35:33,560 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 18:35:33,560 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 18:35:33,560 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 18:35:33,561 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-20 18:35:33,561 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 18:35:33,561 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-20 18:35:33,563 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-20 18:35:33,563 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 18:35:33,563 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 18:35:33,563 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 18:35:33,564 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 18:35:33,564 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 18:35:33,564 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 18:35:33,564 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 18:35:33,564 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 18:35:33,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 18:35:33,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 18:35:33,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 18:35:33,565 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 18:35:33,565 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 18:35:33,565 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 18:35:33,565 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 18:35:33,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 18:35:33,566 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 18:35:33,566 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 18:35:33,566 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 18:35:33,567 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 18:35:33,567 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 18:35:33,567 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 18:35:33,567 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 18:35:33,567 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 18:35:33,567 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 18:35:33,567 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 18:35:33,568 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 18:35:33,568 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 18:35:33,568 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 18:35:33,568 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 18:35:33,568 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 18:35:33,569 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-20 18:35:33,569 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 18:35:33,570 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 18:35:33,570 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 18:35:33,571 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 18:35:33,571 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 18:35:33,571 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 18:35:33,572 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 18:35:33,572 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 18:35:33,573 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-20 18:35:33,573 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 18:35:33,573 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 18:35:33,573 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 18:35:33,574 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-20 18:35:33,574 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 18:35:33,575 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 18:35:33,575 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 18:35:33,575 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 18:35:33,575 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 18:35:33,575 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 18:35:33,575 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 18:35:33,576 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 18:35:33,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 18:35:33,576 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 18:35:34,815 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 18:35:34,816 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 18:35:34,817 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 06:35:34 BoogieIcfgContainer [2019-09-20 18:35:34,817 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 18:35:34,818 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 18:35:34,818 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 18:35:34,818 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 18:35:34,820 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 06:35:34" (1/1) ... [2019-09-20 18:35:34,820 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 [2019-09-20 18:35:34,846 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 18:35:34,846 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 18:35:34,856 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 18:35:34,866 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 18:35:34,868 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 18:35:59,083 WARN L191 SmtUtils]: Spent 14.62 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-20 18:36:00,883 WARN L191 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 18:36:04,684 WARN L191 SmtUtils]: Spent 3.80 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-20 18:36:06,580 WARN L191 SmtUtils]: Spent 1.89 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-20 18:36:08,444 WARN L191 SmtUtils]: Spent 1.86 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-20 18:36:08,459 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 434 for LOIs [2019-09-20 18:36:08,552 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 434 for LOIs [2019-09-20 18:36:08,568 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 434 for LOIs