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 NeverFluid --sifa.intern.fluid NeverFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product63.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 22:48:40,725 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 22:48:40,727 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 22:48:40,739 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 22:48:40,739 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 22:48:40,740 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 22:48:40,741 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 22:48:40,743 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 22:48:40,745 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 22:48:40,746 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 22:48:40,747 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 22:48:40,748 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 22:48:40,748 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 22:48:40,749 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 22:48:40,750 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 22:48:40,751 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 22:48:40,752 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 22:48:40,753 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 22:48:40,754 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 22:48:40,756 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 22:48:40,757 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 22:48:40,759 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 22:48:40,760 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 22:48:40,760 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 22:48:40,762 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 22:48:40,763 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 22:48:40,763 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 22:48:40,764 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 22:48:40,764 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 22:48:40,765 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 22:48:40,765 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 22:48:40,766 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 22:48:40,767 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 22:48:40,767 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 22:48:40,768 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 22:48:40,769 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 22:48:40,769 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 22:48:40,770 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 22:48:40,770 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 22:48:40,771 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 22:48:40,771 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 22:48:40,772 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 [2019-09-19 22:48:40,786 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 22:48:40,787 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 22:48:40,788 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 22:48:40,788 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 22:48:40,788 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 22:48:40,788 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 22:48:40,789 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 22:48:40,789 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 22:48:40,789 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 22:48:40,789 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 22:48:40,789 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 22:48:40,790 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 22:48:40,790 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 22:48:40,790 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 22:48:40,790 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 22:48:40,790 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 22:48:40,791 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 22:48:40,791 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 22:48:40,791 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 22:48:40,791 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 22:48:40,791 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 22:48:40,792 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 22:48:40,792 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 22:48:40,792 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 22:48:40,792 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 22:48:40,792 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 22:48:40,793 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 22:48:40,793 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 22:48:40,793 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 -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 22:48:40,824 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 22:48:40,837 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 22:48:40,840 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 22:48:40,841 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 22:48:40,842 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 22:48:40,843 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product63.cil.c [2019-09-19 22:48:40,901 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/722b449f4/df48b5fe266244a484db2afde18a6636/FLAG5860beeb5 [2019-09-19 22:48:41,459 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 22:48:41,459 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product63.cil.c [2019-09-19 22:48:41,473 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/722b449f4/df48b5fe266244a484db2afde18a6636/FLAG5860beeb5 [2019-09-19 22:48:41,737 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/722b449f4/df48b5fe266244a484db2afde18a6636 [2019-09-19 22:48:41,747 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 22:48:41,748 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 22:48:41,749 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 22:48:41,749 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 22:48:41,753 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 22:48:41,754 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 10:48:41" (1/1) ... [2019-09-19 22:48:41,756 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d74bca3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:48:41, skipping insertion in model container [2019-09-19 22:48:41,757 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 10:48:41" (1/1) ... [2019-09-19 22:48:41,764 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 22:48:41,820 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 22:48:42,281 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 22:48:42,312 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 22:48:42,400 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 22:48:42,438 INFO L192 MainTranslator]: Completed translation [2019-09-19 22:48:42,439 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:48:42 WrapperNode [2019-09-19 22:48:42,439 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 22:48:42,439 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 22:48:42,440 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 22:48:42,440 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 22:48:42,453 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:48:42" (1/1) ... [2019-09-19 22:48:42,454 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:48:42" (1/1) ... [2019-09-19 22:48:42,471 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:48:42" (1/1) ... [2019-09-19 22:48:42,472 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:48:42" (1/1) ... [2019-09-19 22:48:42,518 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:48:42" (1/1) ... [2019-09-19 22:48:42,528 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:48:42" (1/1) ... [2019-09-19 22:48:42,538 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:48:42" (1/1) ... [2019-09-19 22:48:42,551 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 22:48:42,552 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 22:48:42,552 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 22:48:42,552 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 22:48:42,553 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:48:42" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 22:48:42,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 22:48:42,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 22:48:42,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-19 22:48:42,616 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-19 22:48:42,616 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-19 22:48:42,617 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-19 22:48:42,617 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-19 22:48:42,617 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-19 22:48:42,617 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-19 22:48:42,617 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-19 22:48:42,617 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-19 22:48:42,618 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-19 22:48:42,618 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-19 22:48:42,618 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-19 22:48:42,618 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-19 22:48:42,618 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-19 22:48:42,619 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-19 22:48:42,619 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-19 22:48:42,619 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-19 22:48:42,619 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-19 22:48:42,619 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-19 22:48:42,619 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-19 22:48:42,620 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-19 22:48:42,620 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-19 22:48:42,620 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-19 22:48:42,620 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-19 22:48:42,620 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-19 22:48:42,620 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-19 22:48:42,621 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-19 22:48:42,621 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 22:48:42,621 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-19 22:48:42,621 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-19 22:48:42,621 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-19 22:48:42,621 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-19 22:48:42,621 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-19 22:48:42,622 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-19 22:48:42,622 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-19 22:48:42,622 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-19 22:48:42,622 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-19 22:48:42,622 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-19 22:48:42,622 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-19 22:48:42,622 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-19 22:48:42,623 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-19 22:48:42,623 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 22:48:42,623 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 22:48:42,623 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-19 22:48:42,623 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-19 22:48:42,623 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-19 22:48:42,624 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-19 22:48:42,624 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-19 22:48:42,624 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-19 22:48:42,624 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-19 22:48:42,624 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-19 22:48:42,624 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-19 22:48:42,625 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-19 22:48:42,625 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-19 22:48:42,625 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-19 22:48:42,625 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-19 22:48:42,625 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-19 22:48:42,625 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-19 22:48:42,626 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-19 22:48:42,626 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-19 22:48:42,626 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-19 22:48:42,626 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-19 22:48:42,626 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-19 22:48:42,626 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-19 22:48:42,627 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 22:48:42,627 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-19 22:48:42,627 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-19 22:48:42,627 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-19 22:48:42,627 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-19 22:48:42,627 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-19 22:48:42,628 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-19 22:48:42,628 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 22:48:42,628 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 22:48:42,628 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-19 22:48:42,628 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 22:48:42,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 22:48:42,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 22:48:42,629 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 22:48:42,629 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-19 22:48:42,629 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 22:48:42,629 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-19 22:48:42,629 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-19 22:48:42,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 22:48:42,630 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-19 22:48:42,630 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-19 22:48:42,630 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-19 22:48:42,630 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-19 22:48:42,630 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-19 22:48:42,630 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-19 22:48:42,631 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-19 22:48:42,631 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-19 22:48:42,631 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-19 22:48:42,631 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 22:48:42,631 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-19 22:48:42,631 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-19 22:48:42,632 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 22:48:42,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 22:48:42,632 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 22:48:44,291 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 22:48:44,291 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-19 22:48:44,293 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 10:48:44 BoogieIcfgContainer [2019-09-19 22:48:44,293 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 22:48:44,293 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 22:48:44,293 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 22:48:44,294 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 22:48:44,295 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 10:48:44" (1/1) ... [2019-09-19 22:48:44,296 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=NeverFluid ♦ 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=NeverFluid [2019-09-19 22:48:44,320 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 22:48:44,320 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 22:48:44,330 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 22:48:44,341 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 22:48:44,342 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 22:49:04,009 WARN L191 SmtUtils]: Spent 12.13 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-19 22:49:05,713 WARN L191 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-19 22:49:09,468 WARN L191 SmtUtils]: Spent 3.75 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-19 22:49:11,211 WARN L191 SmtUtils]: Spent 1.74 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 22:49:12,882 WARN L191 SmtUtils]: Spent 1.67 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 22:49:12,897 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 430 for LOIs [2019-09-19 22:49:12,960 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 430 for LOIs [2019-09-19 22:49:12,965 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 430 for LOIs [2019-09-19 22:49:30,715 WARN L191 SmtUtils]: Spent 17.50 s on a formula simplification. DAG size of input: 459 DAG size of output: 453 [2019-09-19 22:49:36,441 WARN L191 SmtUtils]: Spent 5.73 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-19 22:49:53,697 WARN L191 SmtUtils]: Spent 17.25 s on a formula simplification. DAG size of input: 459 DAG size of output: 453 [2019-09-19 22:49:59,388 WARN L191 SmtUtils]: Spent 5.69 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-19 22:50:10,875 WARN L191 SmtUtils]: Spent 11.46 s on a formula simplification. DAG size of input: 456 DAG size of output: 453 [2019-09-19 22:50:16,536 WARN L191 SmtUtils]: Spent 5.66 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-19 22:50:27,926 WARN L191 SmtUtils]: Spent 11.39 s on a formula simplification. DAG size of input: 456 DAG size of output: 453 [2019-09-19 22:50:33,650 WARN L191 SmtUtils]: Spent 5.72 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-19 22:50:45,060 WARN L191 SmtUtils]: Spent 11.41 s on a formula simplification. DAG size of input: 456 DAG size of output: 453 [2019-09-19 22:50:50,820 WARN L191 SmtUtils]: Spent 5.76 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-19 22:51:02,284 WARN L191 SmtUtils]: Spent 11.46 s on a formula simplification. DAG size of input: 456 DAG size of output: 453 [2019-09-19 22:51:08,006 WARN L191 SmtUtils]: Spent 5.72 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-19 22:51:23,275 WARN L191 SmtUtils]: Spent 15.19 s on a formula simplification. DAG size of input: 462 DAG size of output: 458 [2019-09-19 22:51:23,838 WARN L191 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 76 [2019-09-19 22:51:38,912 WARN L191 SmtUtils]: Spent 15.07 s on a formula simplification. DAG size of input: 462 DAG size of output: 458 [2019-09-19 22:51:39,202 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-19 22:51:39,475 WARN L191 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 76 [2019-09-19 22:51:54,579 WARN L191 SmtUtils]: Spent 15.09 s on a formula simplification. DAG size of input: 459 DAG size of output: 458 [2019-09-19 22:52:10,028 WARN L191 SmtUtils]: Spent 15.09 s on a formula simplification. DAG size of input: 459 DAG size of output: 458 [2019-09-19 22:52:25,570 WARN L191 SmtUtils]: Spent 15.18 s on a formula simplification. DAG size of input: 459 DAG size of output: 458 [2019-09-19 22:52:40,931 WARN L191 SmtUtils]: Spent 15.01 s on a formula simplification. DAG size of input: 459 DAG size of output: 458 [2019-09-19 22:52:41,609 WARN L191 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 477 DAG size of output: 76 [2019-09-19 22:52:41,963 WARN L191 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 477 DAG size of output: 76 [2019-09-19 22:52:42,320 WARN L191 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 473 DAG size of output: 74 [2019-09-19 22:52:42,674 WARN L191 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 473 DAG size of output: 74 [2019-09-19 22:52:43,015 WARN L191 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 473 DAG size of output: 74 [2019-09-19 22:52:43,369 WARN L191 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 473 DAG size of output: 74 [2019-09-19 22:52:44,822 WARN L191 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 93 [2019-09-19 22:52:44,938 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-19 22:52:45,301 WARN L191 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 93 [2019-09-19 22:52:45,422 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-19 22:52:46,121 WARN L191 SmtUtils]: Spent 693.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 99 [2019-09-19 22:52:46,453 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-09-19 22:52:46,801 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-19 22:52:47,147 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-19 22:52:47,622 WARN L191 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 93 [2019-09-19 22:52:47,742 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-19 22:52:48,107 WARN L191 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 93 [2019-09-19 22:52:48,228 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-19 22:52:48,908 WARN L191 SmtUtils]: Spent 676.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 99 [2019-09-19 22:52:49,237 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-09-19 22:52:49,531 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 76 [2019-09-19 22:52:50,237 WARN L191 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 84 [2019-09-19 22:52:50,519 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-19 22:52:51,190 WARN L191 SmtUtils]: Spent 645.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 102 [2019-09-19 22:52:51,489 WARN L191 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-09-19 22:52:52,123 WARN L191 SmtUtils]: Spent 632.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 102 [2019-09-19 22:52:52,428 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-09-19 22:52:53,107 WARN L191 SmtUtils]: Spent 675.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 108 [2019-09-19 22:52:53,452 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2019-09-19 22:52:53,798 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-19 22:52:54,146 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-19 22:52:54,711 WARN L191 SmtUtils]: Spent 561.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-19 22:52:55,748 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-09-19 22:52:55,908 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-09-19 22:52:56,355 WARN L191 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 121 [2019-09-19 22:52:56,565 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2019-09-19 22:52:56,950 WARN L191 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 111 [2019-09-19 22:52:57,103 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2019-09-19 22:52:57,461 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 111 [2019-09-19 22:52:57,608 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2019-09-19 22:52:58,036 WARN L191 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 122 [2019-09-19 22:52:58,245 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2019-09-19 22:52:58,435 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2019-09-19 22:52:58,621 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2019-09-19 22:52:59,089 WARN L191 SmtUtils]: Spent 464.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-19 22:53:00,311 WARN L191 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 112 [2019-09-19 22:53:00,463 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-19 22:53:00,973 WARN L191 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 119 [2019-09-19 22:53:01,470 WARN L191 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 93 [2019-09-19 22:53:01,593 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-19 22:53:01,958 WARN L191 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 93 [2019-09-19 22:53:02,078 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-19 22:53:02,770 WARN L191 SmtUtils]: Spent 686.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 99 [2019-09-19 22:53:03,098 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-09-19 22:53:03,450 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-19 22:53:03,799 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-19 22:53:04,200 WARN L191 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 93 [2019-09-19 22:53:04,323 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-19 22:53:04,688 WARN L191 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 93 [2019-09-19 22:53:04,808 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-19 22:53:05,492 WARN L191 SmtUtils]: Spent 679.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 99 [2019-09-19 22:53:05,823 WARN L191 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-09-19 22:53:06,106 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 76 [2019-09-19 22:53:06,765 WARN L191 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 84 [2019-09-19 22:53:07,053 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-19 22:53:07,702 WARN L191 SmtUtils]: Spent 616.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 102 [2019-09-19 22:53:08,005 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-09-19 22:53:08,637 WARN L191 SmtUtils]: Spent 630.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 102 [2019-09-19 22:53:08,942 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-09-19 22:53:09,626 WARN L191 SmtUtils]: Spent 679.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 108 [2019-09-19 22:53:09,960 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2019-09-19 22:53:10,313 WARN L191 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-19 22:53:10,662 WARN L191 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-19 22:53:11,223 WARN L191 SmtUtils]: Spent 557.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-19 22:53:12,247 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-09-19 22:53:12,403 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-09-19 22:53:12,855 WARN L191 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 121 [2019-09-19 22:53:13,065 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2019-09-19 22:53:13,628 WARN L191 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 111 [2019-09-19 22:53:13,778 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2019-09-19 22:53:14,310 WARN L191 SmtUtils]: Spent 530.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 111 [2019-09-19 22:53:14,463 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2019-09-19 22:53:14,911 WARN L191 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 122 [2019-09-19 22:53:15,120 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2019-09-19 22:53:15,308 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2019-09-19 22:53:15,495 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2019-09-19 22:53:15,970 WARN L191 SmtUtils]: Spent 471.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-19 22:53:17,190 WARN L191 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 112 [2019-09-19 22:53:17,341 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-19 22:53:17,834 WARN L191 SmtUtils]: Spent 491.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 119 [2019-09-19 22:53:18,679 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 18 for LOIs [2019-09-19 22:53:19,124 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 34 [2019-09-19 22:53:19,183 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-19 22:53:19,274 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 1 for LOIs [2019-09-19 22:53:19,277 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 16 for LOIs [2019-09-19 22:53:19,297 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 22:53:19,297 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 22:53:19,300 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 930#(and (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))) [2019-09-19 22:53:19,311 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-19 22:53:19,311 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 22:53:19,312 INFO L168 Benchmark]: Toolchain (without parser) took 277564.36 ms. Allocated memory was 132.1 MB in the beginning and 149.4 MB in the end (delta: 17.3 MB). Free memory was 86.6 MB in the beginning and 92.0 MB in the end (delta: -5.4 MB). Peak memory consumption was 11.9 MB. Max. memory is 7.1 GB. [2019-09-19 22:53:19,313 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 132.1 MB. Free memory was 106.4 MB in the beginning and 106.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 22:53:19,314 INFO L168 Benchmark]: CACSL2BoogieTranslator took 689.94 ms. Allocated memory was 132.1 MB in the beginning and 200.3 MB in the end (delta: 68.2 MB). Free memory was 86.4 MB in the beginning and 163.8 MB in the end (delta: -77.4 MB). Peak memory consumption was 27.6 MB. Max. memory is 7.1 GB. [2019-09-19 22:53:19,315 INFO L168 Benchmark]: Boogie Preprocessor took 111.92 ms. Allocated memory is still 200.3 MB. Free memory was 163.8 MB in the beginning and 159.5 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-09-19 22:53:19,316 INFO L168 Benchmark]: RCFGBuilder took 1741.26 ms. Allocated memory was 200.3 MB in the beginning and 222.8 MB in the end (delta: 22.5 MB). Free memory was 158.8 MB in the beginning and 138.9 MB in the end (delta: 19.9 MB). Peak memory consumption was 89.7 MB. Max. memory is 7.1 GB. [2019-09-19 22:53:19,316 INFO L168 Benchmark]: Sifa took 275017.72 ms. Allocated memory was 222.8 MB in the beginning and 149.4 MB in the end (delta: -73.4 MB). Free memory was 138.9 MB in the beginning and 92.0 MB in the end (delta: 46.9 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-19 22:53:19,320 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 132.1 MB. Free memory was 106.4 MB in the beginning and 106.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 689.94 ms. Allocated memory was 132.1 MB in the beginning and 200.3 MB in the end (delta: 68.2 MB). Free memory was 86.4 MB in the beginning and 163.8 MB in the end (delta: -77.4 MB). Peak memory consumption was 27.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 111.92 ms. Allocated memory is still 200.3 MB. Free memory was 163.8 MB in the beginning and 159.5 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1741.26 ms. Allocated memory was 200.3 MB in the beginning and 222.8 MB in the end (delta: 22.5 MB). Free memory was 158.8 MB in the beginning and 138.9 MB in the end (delta: 19.9 MB). Peak memory consumption was 89.7 MB. Max. memory is 7.1 GB. * Sifa took 275017.72 ms. Allocated memory was 222.8 MB in the beginning and 149.4 MB in the end (delta: -73.4 MB). Free memory was 138.9 MB in the beginning and 92.0 MB in the end (delta: 46.9 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 274980, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 474, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 327, TOOLS_POST_TIME[ms]: 25205, TOOLS_POST_CALL_APPLICATIONS: 121, TOOLS_POST_CALL_TIME[ms]: 178, TOOLS_POST_RETURN_APPLICATIONS: 112, TOOLS_POST_RETURN_TIME[ms]: 98, TOOLS_QUANTIFIERELIM_APPLICATIONS: 560, TOOLS_QUANTIFIERELIM_TIME[ms]: 25332, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 25064, FLUID_QUERY_TIME[ms]: 1, FLUID_QUERIES: 493, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 155, DOMAIN_JOIN_TIME[ms]: 245608, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 8, DOMAIN_WIDEN_TIME[ms]: 3145, DOMAIN_ISSUBSETEQ_APPLICATIONS: 19, DOMAIN_ISSUBSETEQ_TIME[ms]: 24, DOMAIN_ISBOTTOM_APPLICATIONS: 98, DOMAIN_ISBOTTOM_TIME[ms]: 560, LOOP_SUMMARIZER_APPLICATIONS: 11, LOOP_SUMMARIZER_CACHE_MISSES: 11, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 28520, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 28519, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 19, CALL_SUMMARIZER_APPLICATIONS: 112, CALL_SUMMARIZER_CACHE_MISSES: 29, CALL_SUMMARIZER_OVERALL_TIME[ms]: 29659, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 29658, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 10, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 37, DAG_COMPRESSION_PROCESSED_NODES: 810, DAG_COMPRESSION_RETAINED_NODES: 311 - UnprovableResult [Line: 381]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 930#(and (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...