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_product30.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 19:41:25,688 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 19:41:25,690 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 19:41:25,701 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 19:41:25,702 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 19:41:25,703 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 19:41:25,704 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 19:41:25,706 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 19:41:25,708 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 19:41:25,708 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 19:41:25,709 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 19:41:25,710 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 19:41:25,711 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 19:41:25,712 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 19:41:25,713 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 19:41:25,714 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 19:41:25,714 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 19:41:25,715 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 19:41:25,717 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 19:41:25,719 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 19:41:25,720 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 19:41:25,722 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 19:41:25,723 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 19:41:25,724 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 19:41:25,728 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 19:41:25,729 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 19:41:25,729 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 19:41:25,730 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 19:41:25,731 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 19:41:25,733 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 19:41:25,733 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 19:41:25,733 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 19:41:25,734 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 19:41:25,735 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 19:41:25,736 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 19:41:25,736 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 19:41:25,739 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 19:41:25,739 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 19:41:25,740 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 19:41:25,741 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 19:41:25,743 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 19:41:25,745 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 19:41:25,765 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 19:41:25,765 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 19:41:25,767 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 19:41:25,768 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 19:41:25,768 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 19:41:25,768 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 19:41:25,768 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 19:41:25,768 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 19:41:25,769 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 19:41:25,769 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 19:41:25,770 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 19:41:25,770 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 19:41:25,770 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 19:41:25,770 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 19:41:25,771 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 19:41:25,771 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 19:41:25,771 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 19:41:25,771 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 19:41:25,771 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 19:41:25,772 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 19:41:25,772 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 19:41:25,772 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:41:25,772 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 19:41:25,773 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 19:41:25,773 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 19:41:25,773 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 19:41:25,773 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 19:41:25,774 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 19:41:25,774 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 [2019-09-20 19:41:25,822 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 19:41:25,833 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 19:41:25,836 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 19:41:25,838 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 19:41:25,838 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 19:41:25,839 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product30.cil.c [2019-09-20 19:41:25,900 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83b0c9c80/281b259f7e7844f583956d582745cf3c/FLAG78f676ef1 [2019-09-20 19:41:26,382 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 19:41:26,383 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product30.cil.c [2019-09-20 19:41:26,404 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83b0c9c80/281b259f7e7844f583956d582745cf3c/FLAG78f676ef1 [2019-09-20 19:41:26,712 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83b0c9c80/281b259f7e7844f583956d582745cf3c [2019-09-20 19:41:26,720 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 19:41:26,721 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 19:41:26,722 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 19:41:26,722 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 19:41:26,725 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 19:41:26,726 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:41:26" (1/1) ... [2019-09-20 19:41:26,729 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ad02aa6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:41:26, skipping insertion in model container [2019-09-20 19:41:26,729 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:41:26" (1/1) ... [2019-09-20 19:41:26,736 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 19:41:26,793 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 19:41:27,233 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:41:27,253 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 19:41:27,325 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:41:27,362 INFO L192 MainTranslator]: Completed translation [2019-09-20 19:41:27,363 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:41:27 WrapperNode [2019-09-20 19:41:27,363 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 19:41:27,364 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 19:41:27,364 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 19:41:27,364 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 19:41:27,376 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:41:27" (1/1) ... [2019-09-20 19:41:27,376 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:41:27" (1/1) ... [2019-09-20 19:41:27,394 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:41:27" (1/1) ... [2019-09-20 19:41:27,394 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:41:27" (1/1) ... [2019-09-20 19:41:27,437 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:41:27" (1/1) ... [2019-09-20 19:41:27,446 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:41:27" (1/1) ... [2019-09-20 19:41:27,452 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:41:27" (1/1) ... [2019-09-20 19:41:27,460 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 19:41:27,460 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 19:41:27,460 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 19:41:27,461 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 19:41:27,461 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:41:27" (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 19:41:27,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 19:41:27,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 19:41:27,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 19:41:27,534 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 19:41:27,535 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 19:41:27,535 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 19:41:27,536 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 19:41:27,536 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 19:41:27,536 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 19:41:27,536 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 19:41:27,536 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 19:41:27,537 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 19:41:27,537 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 19:41:27,537 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 19:41:27,538 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-20 19:41:27,538 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 19:41:27,540 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-20 19:41:27,540 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-20 19:41:27,540 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-20 19:41:27,540 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 19:41:27,541 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 19:41:27,541 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 19:41:27,541 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 19:41:27,541 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 19:41:27,541 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 19:41:27,541 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 19:41:27,541 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 19:41:27,542 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 19:41:27,542 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 19:41:27,542 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 19:41:27,542 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 19:41:27,542 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 19:41:27,543 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 19:41:27,543 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 19:41:27,543 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 19:41:27,543 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 19:41:27,543 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 19:41:27,543 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 19:41:27,544 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 19:41:27,544 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 19:41:27,544 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 19:41:27,544 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 19:41:27,544 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 19:41:27,544 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 19:41:27,544 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 19:41:27,545 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 19:41:27,545 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 19:41:27,545 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 19:41:27,545 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 19:41:27,545 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 19:41:27,545 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 19:41:27,546 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 19:41:27,546 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 19:41:27,546 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 19:41:27,546 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-20 19:41:27,546 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-20 19:41:27,546 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-20 19:41:27,546 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 19:41:27,547 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 19:41:27,547 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 19:41:27,547 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 19:41:27,548 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 19:41:27,548 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 19:41:27,548 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 19:41:27,548 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 19:41:27,548 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 19:41:27,548 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 19:41:27,548 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 19:41:27,549 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 19:41:27,549 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 19:41:27,549 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-20 19:41:27,549 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 19:41:27,549 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 19:41:27,550 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 19:41:27,550 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 19:41:27,550 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 19:41:27,551 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 19:41:27,551 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 19:41:27,551 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 19:41:27,551 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 19:41:27,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 19:41:27,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 19:41:27,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 19:41:27,553 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 19:41:27,553 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 19:41:27,553 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 19:41:27,553 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 19:41:27,554 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 19:41:27,554 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 19:41:27,554 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 19:41:27,554 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 19:41:27,555 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 19:41:27,555 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 19:41:27,555 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 19:41:27,555 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 19:41:27,555 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 19:41:27,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 19:41:27,555 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 19:41:28,817 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 19:41:28,818 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 19:41:28,819 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:41:28 BoogieIcfgContainer [2019-09-20 19:41:28,819 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 19:41:28,819 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 19:41:28,820 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 19:41:28,820 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 19:41:28,821 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:41:28" (1/1) ... [2019-09-20 19:41:28,822 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 19:41:28,844 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 19:41:28,844 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 19:41:28,854 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 19:41:28,863 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 19:41:28,865 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 19:41:29,453 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 61 [2019-09-20 19:41:29,627 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 56 [2019-09-20 19:41:29,923 WARN L191 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 83 [2019-09-20 19:41:30,132 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 78 [2019-09-20 19:41:30,587 WARN L191 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 120 [2019-09-20 19:41:31,032 WARN L191 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 117 [2019-09-20 19:41:31,626 WARN L191 SmtUtils]: Spent 516.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 139 [2019-09-20 19:41:32,130 WARN L191 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 136 [2019-09-20 19:41:32,974 WARN L191 SmtUtils]: Spent 722.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 161 [2019-09-20 19:41:33,652 WARN L191 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 160 [2019-09-20 19:41:34,686 WARN L191 SmtUtils]: Spent 899.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 180 [2019-09-20 19:41:35,452 WARN L191 SmtUtils]: Spent 671.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 175 [2019-09-20 19:41:36,751 WARN L191 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 230 DAG size of output: 202 [2019-09-20 19:41:37,648 WARN L191 SmtUtils]: Spent 797.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 197 [2019-09-20 19:41:39,328 WARN L191 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 267 DAG size of output: 211 [2019-09-20 19:41:40,337 WARN L191 SmtUtils]: Spent 893.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 206 [2019-09-20 19:41:40,650 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-20 19:41:42,323 WARN L191 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 304 DAG size of output: 220 [2019-09-20 19:41:43,375 WARN L191 SmtUtils]: Spent 905.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 215 [2019-09-20 19:41:43,835 WARN L191 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2019-09-20 19:41:45,811 WARN L191 SmtUtils]: Spent 1.97 s on a formula simplification. DAG size of input: 334 DAG size of output: 228 [2019-09-20 19:41:46,990 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 259 DAG size of output: 225 [2019-09-20 19:41:47,607 WARN L191 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2019-09-20 19:41:50,041 WARN L191 SmtUtils]: Spent 2.42 s on a formula simplification. DAG size of input: 393 DAG size of output: 238 [2019-09-20 19:41:51,347 WARN L191 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 281 DAG size of output: 235 [2019-09-20 19:41:52,098 WARN L191 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2019-09-20 19:41:54,922 WARN L191 SmtUtils]: Spent 2.81 s on a formula simplification. DAG size of input: 454 DAG size of output: 248 [2019-09-20 19:41:56,391 WARN L191 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 289 DAG size of output: 245 [2019-09-20 19:41:57,451 WARN L191 SmtUtils]: Spent 512.00 ms on a formula simplification that was a NOOP. DAG size: 297 [2019-09-20 19:42:00,941 WARN L191 SmtUtils]: Spent 3.48 s on a formula simplification. DAG size of input: 458 DAG size of output: 258 [2019-09-20 19:42:01,230 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-20 19:42:02,646 WARN L191 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 309 DAG size of output: 257 [2019-09-20 19:42:03,968 WARN L191 SmtUtils]: Spent 664.00 ms on a formula simplification that was a NOOP. DAG size: 347 [2019-09-20 19:42:08,238 WARN L191 SmtUtils]: Spent 4.26 s on a formula simplification. DAG size of input: 540 DAG size of output: 270 [2019-09-20 19:42:08,499 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-09-20 19:42:10,015 WARN L191 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 327 DAG size of output: 269 [2019-09-20 19:42:11,592 WARN L191 SmtUtils]: Spent 852.00 ms on a formula simplification that was a NOOP. DAG size: 401