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_spec5_product38.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 05:20:27,721 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 05:20:27,723 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 05:20:27,735 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 05:20:27,735 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 05:20:27,736 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 05:20:27,737 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 05:20:27,739 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 05:20:27,741 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 05:20:27,742 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 05:20:27,743 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 05:20:27,744 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 05:20:27,744 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 05:20:27,745 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 05:20:27,746 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 05:20:27,747 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 05:20:27,748 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 05:20:27,749 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 05:20:27,750 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 05:20:27,752 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 05:20:27,754 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 05:20:27,755 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 05:20:27,756 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 05:20:27,756 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 05:20:27,758 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 05:20:27,759 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 05:20:27,759 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 05:20:27,760 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 05:20:27,760 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 05:20:27,761 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 05:20:27,761 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 05:20:27,762 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 05:20:27,763 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 05:20:27,764 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 05:20:27,765 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 05:20:27,765 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 05:20:27,765 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 05:20:27,766 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 05:20:27,766 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 05:20:27,767 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 05:20:27,767 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 05:20:27,768 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-18 05:20:27,782 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 05:20:27,782 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 05:20:27,783 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 05:20:27,783 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 05:20:27,784 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 05:20:27,784 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 05:20:27,784 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 05:20:27,784 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 05:20:27,784 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 05:20:27,785 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 05:20:27,785 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 05:20:27,785 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 05:20:27,785 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 05:20:27,785 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 05:20:27,786 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 05:20:27,786 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 05:20:27,786 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 05:20:27,786 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 05:20:27,786 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 05:20:27,787 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 05:20:27,787 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 05:20:27,787 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 05:20:27,787 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 05:20:27,787 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 05:20:27,788 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 05:20:27,788 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 05:20:27,788 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 05:20:27,788 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 05:20:27,788 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 [2019-09-18 05:20:27,818 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 05:20:27,830 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 05:20:27,833 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 05:20:27,835 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 05:20:27,835 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 05:20:27,836 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product38.cil.c [2019-09-18 05:20:27,903 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56b6dc09b/ae164bdad98f4e3f935172a078f48a80/FLAG9d654ce0b [2019-09-18 05:20:28,367 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 05:20:28,368 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product38.cil.c [2019-09-18 05:20:28,381 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56b6dc09b/ae164bdad98f4e3f935172a078f48a80/FLAG9d654ce0b [2019-09-18 05:20:28,731 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56b6dc09b/ae164bdad98f4e3f935172a078f48a80 [2019-09-18 05:20:28,740 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 05:20:28,741 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 05:20:28,742 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 05:20:28,742 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 05:20:28,746 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 05:20:28,746 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 05:20:28" (1/1) ... [2019-09-18 05:20:28,749 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@337b8df9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 05:20:28, skipping insertion in model container [2019-09-18 05:20:28,749 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 05:20:28" (1/1) ... [2019-09-18 05:20:28,761 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 05:20:28,821 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 05:20:29,317 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 05:20:29,342 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 05:20:29,422 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 05:20:29,457 INFO L192 MainTranslator]: Completed translation [2019-09-18 05:20:29,457 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 05:20:29 WrapperNode [2019-09-18 05:20:29,457 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 05:20:29,458 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 05:20:29,458 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 05:20:29,458 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 05:20:29,468 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 05:20:29" (1/1) ... [2019-09-18 05:20:29,468 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 05:20:29" (1/1) ... [2019-09-18 05:20:29,487 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 05:20:29" (1/1) ... [2019-09-18 05:20:29,488 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 05:20:29" (1/1) ... [2019-09-18 05:20:29,514 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 05:20:29" (1/1) ... [2019-09-18 05:20:29,535 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 05:20:29" (1/1) ... [2019-09-18 05:20:29,540 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 05:20:29" (1/1) ... [2019-09-18 05:20:29,557 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 05:20:29,558 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 05:20:29,558 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 05:20:29,558 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 05:20:29,559 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 05:20:29" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 05:20:29,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 05:20:29,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 05:20:29,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 05:20:29,630 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 05:20:29,631 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 05:20:29,631 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 05:20:29,632 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 05:20:29,632 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 05:20:29,632 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 05:20:29,632 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-18 05:20:29,632 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-18 05:20:29,633 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-18 05:20:29,633 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 05:20:29,633 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 05:20:29,634 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 05:20:29,634 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 05:20:29,636 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 05:20:29,636 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 05:20:29,636 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 05:20:29,636 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 05:20:29,636 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 05:20:29,636 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 05:20:29,637 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 05:20:29,637 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 05:20:29,637 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-18 05:20:29,637 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 05:20:29,637 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-18 05:20:29,637 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-18 05:20:29,637 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 05:20:29,638 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 05:20:29,638 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 05:20:29,638 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 05:20:29,639 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 05:20:29,639 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 05:20:29,639 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-18 05:20:29,639 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-18 05:20:29,639 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 05:20:29,639 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 05:20:29,639 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 05:20:29,639 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 05:20:29,640 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 05:20:29,640 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 05:20:29,640 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 05:20:29,640 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 05:20:29,640 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 05:20:29,640 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 05:20:29,640 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 05:20:29,641 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 05:20:29,641 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 05:20:29,641 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 05:20:29,641 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 05:20:29,641 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 05:20:29,641 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-18 05:20:29,641 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 05:20:29,641 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 05:20:29,642 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 05:20:29,642 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 05:20:29,642 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 05:20:29,642 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 05:20:29,643 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 05:20:29,643 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 05:20:29,643 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-18 05:20:29,643 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-18 05:20:29,643 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 05:20:29,644 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 05:20:29,644 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 05:20:29,644 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 05:20:29,644 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 05:20:29,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 05:20:29,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 05:20:29,645 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 05:20:29,645 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 05:20:29,645 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 05:20:29,646 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 05:20:29,646 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 05:20:29,646 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 05:20:29,646 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 05:20:29,647 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 05:20:29,647 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 05:20:29,647 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 05:20:29,647 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 05:20:29,648 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 05:20:29,648 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 05:20:29,649 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-18 05:20:29,649 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 05:20:29,649 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 05:20:29,649 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-18 05:20:29,649 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 05:20:29,649 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-18 05:20:29,649 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-18 05:20:29,650 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-18 05:20:29,650 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 05:20:29,650 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 05:20:29,650 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 05:20:29,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 05:20:29,650 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 05:20:30,689 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 05:20:30,689 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 05:20:30,691 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 05:20:30 BoogieIcfgContainer [2019-09-18 05:20:30,691 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 05:20:30,691 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 05:20:30,692 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 05:20:30,692 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 05:20:30,693 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 05:20:30" (1/1) ... [2019-09-18 05:20:30,694 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-18 05:20:30,719 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 05:20:30,719 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 05:20:30,732 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 05:20:30,743 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 05:20:30,745 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 05:20:51,885 WARN L191 SmtUtils]: Spent 12.69 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-18 05:20:53,330 WARN L191 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-18 05:20:57,008 WARN L191 SmtUtils]: Spent 3.67 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-18 05:20:58,702 WARN L191 SmtUtils]: Spent 1.69 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 05:21:00,380 WARN L191 SmtUtils]: Spent 1.68 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 05:21:00,395 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 434 for LOIs [2019-09-18 05:21:00,468 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 434 for LOIs [2019-09-18 05:21:00,486 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 434 for LOIs [2019-09-18 05:21:11,192 WARN L191 SmtUtils]: Spent 10.54 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-18 05:21:16,450 WARN L191 SmtUtils]: Spent 5.26 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 05:21:26,957 WARN L191 SmtUtils]: Spent 10.50 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-18 05:21:32,132 WARN L191 SmtUtils]: Spent 5.17 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 05:21:42,655 WARN L191 SmtUtils]: Spent 10.52 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-18 05:21:47,872 WARN L191 SmtUtils]: Spent 5.22 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 05:21:58,376 WARN L191 SmtUtils]: Spent 10.50 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-18 05:22:03,588 WARN L191 SmtUtils]: Spent 5.21 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 05:22:14,104 WARN L191 SmtUtils]: Spent 10.51 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-18 05:22:19,324 WARN L191 SmtUtils]: Spent 5.22 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 05:22:36,842 WARN L191 SmtUtils]: Spent 17.44 s on a formula simplification. DAG size of input: 461 DAG size of output: 459 [2019-09-18 05:22:45,552 WARN L191 SmtUtils]: Spent 8.71 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-18 05:23:02,295 WARN L191 SmtUtils]: Spent 15.78 s on a formula simplification. DAG size of input: 471 DAG size of output: 457 [2019-09-18 05:23:07,512 WARN L191 SmtUtils]: Spent 5.22 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-18 05:23:09,436 WARN L191 SmtUtils]: Spent 1.89 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-18 05:23:11,289 WARN L191 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-18 05:23:21,864 WARN L191 SmtUtils]: Spent 10.57 s on a formula simplification. DAG size of input: 460 DAG size of output: 454 [2019-09-18 05:23:27,239 WARN L191 SmtUtils]: Spent 5.37 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-18 05:23:37,838 WARN L191 SmtUtils]: Spent 10.60 s on a formula simplification. DAG size of input: 460 DAG size of output: 454 [2019-09-18 05:23:43,215 WARN L191 SmtUtils]: Spent 5.38 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-18 05:23:55,294 WARN L191 SmtUtils]: Spent 12.05 s on a formula simplification that was a NOOP. DAG size: 473 [2019-09-18 05:23:55,653 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 25 [2019-09-18 05:23:55,853 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-18 05:23:56,032 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-18 05:23:56,404 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 44 [2019-09-18 05:23:56,638 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 41 [2019-09-18 05:23:56,909 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 40 [2019-09-18 05:23:57,130 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 40 [2019-09-18 05:23:57,452 WARN L191 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 51 [2019-09-18 05:23:57,602 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 25 [2019-09-18 05:23:57,800 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-18 05:23:57,980 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-18 05:24:15,727 WARN L191 SmtUtils]: Spent 17.48 s on a formula simplification. DAG size of input: 461 DAG size of output: 459 [2019-09-18 05:24:24,438 WARN L191 SmtUtils]: Spent 8.71 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-18 05:24:40,647 WARN L191 SmtUtils]: Spent 16.11 s on a formula simplification. DAG size of input: 471 DAG size of output: 457 [2019-09-18 05:24:45,898 WARN L191 SmtUtils]: Spent 5.25 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-18 05:24:47,822 WARN L191 SmtUtils]: Spent 1.89 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-18 05:24:49,692 WARN L191 SmtUtils]: Spent 1.87 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-18 05:25:00,223 WARN L191 SmtUtils]: Spent 10.53 s on a formula simplification. DAG size of input: 460 DAG size of output: 454 [2019-09-18 05:25:05,559 WARN L191 SmtUtils]: Spent 5.34 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-18 05:25:16,220 WARN L191 SmtUtils]: Spent 10.66 s on a formula simplification. DAG size of input: 460 DAG size of output: 454 [2019-09-18 05:25:21,559 WARN L191 SmtUtils]: Spent 5.34 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-18 05:25:33,646 WARN L191 SmtUtils]: Spent 12.07 s on a formula simplification that was a NOOP. DAG size: 473 [2019-09-18 05:25:33,798 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 25 [2019-09-18 05:25:33,997 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-18 05:25:34,178 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-18 05:25:34,521 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 44 [2019-09-18 05:25:34,764 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 41 [2019-09-18 05:25:35,030 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 40 [2019-09-18 05:25:35,252 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 40 [2019-09-18 05:25:35,571 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 51 [2019-09-18 05:25:35,719 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 25 [2019-09-18 05:25:35,930 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-18 05:25:36,110 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-18 05:25:36,560 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 44 [2019-09-18 05:25:36,807 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 41 [2019-09-18 05:25:37,069 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 40 [2019-09-18 05:25:37,291 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 40 [2019-09-18 05:25:37,613 WARN L191 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 51 [2019-09-18 05:25:37,776 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 25 [2019-09-18 05:25:37,991 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-18 05:25:38,171 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-18 05:25:55,934 WARN L191 SmtUtils]: Spent 17.45 s on a formula simplification. DAG size of input: 461 DAG size of output: 459 [2019-09-18 05:26:04,694 WARN L191 SmtUtils]: Spent 8.76 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-18 05:26:20,670 WARN L191 SmtUtils]: Spent 15.89 s on a formula simplification. DAG size of input: 471 DAG size of output: 457 [2019-09-18 05:26:25,886 WARN L191 SmtUtils]: Spent 5.21 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-18 05:26:27,780 WARN L191 SmtUtils]: Spent 1.87 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-18 05:26:29,672 WARN L191 SmtUtils]: Spent 1.89 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-18 05:26:35,258 WARN L191 SmtUtils]: Spent 5.58 s on a formula simplification. DAG size of input: 460 DAG size of output: 452 [2019-09-18 05:26:37,078 WARN L191 SmtUtils]: Spent 1.82 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-18 05:26:42,527 WARN L191 SmtUtils]: Spent 5.45 s on a formula simplification. DAG size of input: 460 DAG size of output: 452 [2019-09-18 05:26:44,345 WARN L191 SmtUtils]: Spent 1.82 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-18 05:26:54,846 WARN L191 SmtUtils]: Spent 10.48 s on a formula simplification that was a NOOP. DAG size: 472 [2019-09-18 05:26:55,086 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 25 [2019-09-18 05:26:55,283 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-18 05:26:55,464 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-18 05:27:13,445 WARN L191 SmtUtils]: Spent 17.44 s on a formula simplification. DAG size of input: 461 DAG size of output: 459 [2019-09-18 05:27:22,122 WARN L191 SmtUtils]: Spent 8.68 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-18 05:27:38,066 WARN L191 SmtUtils]: Spent 15.85 s on a formula simplification. DAG size of input: 471 DAG size of output: 457 [2019-09-18 05:27:43,243 WARN L191 SmtUtils]: Spent 5.18 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-18 05:27:45,160 WARN L191 SmtUtils]: Spent 1.89 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-18 05:27:47,000 WARN L191 SmtUtils]: Spent 1.84 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-18 05:27:57,620 WARN L191 SmtUtils]: Spent 10.62 s on a formula simplification. DAG size of input: 460 DAG size of output: 454 [2019-09-18 05:28:03,000 WARN L191 SmtUtils]: Spent 5.38 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-18 05:28:13,613 WARN L191 SmtUtils]: Spent 10.61 s on a formula simplification. DAG size of input: 460 DAG size of output: 454 [2019-09-18 05:28:19,005 WARN L191 SmtUtils]: Spent 5.39 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-18 05:28:31,033 WARN L191 SmtUtils]: Spent 12.01 s on a formula simplification that was a NOOP. DAG size: 473 [2019-09-18 05:28:31,180 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 25 [2019-09-18 05:28:31,379 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-18 05:28:31,559 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-18 05:28:31,898 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 44 [2019-09-18 05:28:32,134 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 41 [2019-09-18 05:28:32,401 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 40 [2019-09-18 05:28:32,624 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 40 [2019-09-18 05:28:32,951 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 51 [2019-09-18 05:28:33,105 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 25 [2019-09-18 05:28:33,300 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-18 05:28:33,480 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-18 05:28:39,064 WARN L191 SmtUtils]: Spent 5.45 s on a formula simplification that was a NOOP. DAG size: 472 [2019-09-18 05:28:44,483 WARN L191 SmtUtils]: Spent 5.42 s on a formula simplification that was a NOOP. DAG size: 472 [2019-09-18 05:28:49,913 WARN L191 SmtUtils]: Spent 5.43 s on a formula simplification that was a NOOP. DAG size: 472 [2019-09-18 05:28:55,341 WARN L191 SmtUtils]: Spent 5.43 s on a formula simplification that was a NOOP. DAG size: 472 [2019-09-18 05:29:12,997 WARN L191 SmtUtils]: Spent 17.64 s on a formula simplification. DAG size of input: 485 DAG size of output: 484 [2019-09-18 05:29:21,793 WARN L191 SmtUtils]: Spent 8.79 s on a formula simplification that was a NOOP. DAG size: 484 [2019-09-18 05:29:38,074 WARN L191 SmtUtils]: Spent 16.18 s on a formula simplification. DAG size of input: 482 DAG size of output: 469 [2019-09-18 05:29:43,427 WARN L191 SmtUtils]: Spent 5.35 s on a formula simplification that was a NOOP. DAG size: 469 [2019-09-18 05:29:45,373 WARN L191 SmtUtils]: Spent 1.92 s on a formula simplification that was a NOOP. DAG size: 462 [2019-09-18 05:29:47,342 WARN L191 SmtUtils]: Spent 1.97 s on a formula simplification that was a NOOP. DAG size: 462 [2019-09-18 05:29:53,200 WARN L191 SmtUtils]: Spent 5.86 s on a formula simplification. DAG size of input: 468 DAG size of output: 463 [2019-09-18 05:29:55,168 WARN L191 SmtUtils]: Spent 1.97 s on a formula simplification that was a NOOP. DAG size: 463 [2019-09-18 05:30:00,949 WARN L191 SmtUtils]: Spent 5.78 s on a formula simplification. DAG size of input: 468 DAG size of output: 463 [2019-09-18 05:30:02,999 WARN L191 SmtUtils]: Spent 2.05 s on a formula simplification that was a NOOP. DAG size: 463 [2019-09-18 05:30:24,257 WARN L191 SmtUtils]: Spent 21.24 s on a formula simplification. DAG size of input: 494 DAG size of output: 494 [2019-09-18 05:30:24,408 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 25 [2019-09-18 05:30:24,641 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-18 05:30:24,820 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-18 05:30:24,911 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 30 for LOIs [2019-09-18 05:30:25,149 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 44 [2019-09-18 05:30:25,471 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 49 [2019-09-18 05:30:25,655 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 51 [2019-09-18 05:30:25,852 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 54 [2019-09-18 05:30:26,049 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 55 [2019-09-18 05:30:26,270 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 58 [2019-09-18 05:30:26,494 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 59 [2019-09-18 05:30:26,772 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 63 [2019-09-18 05:30:26,858 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-18 05:30:27,067 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 25 for LOIs [2019-09-18 05:30:27,070 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 33 for LOIs [2019-09-18 05:30:27,124 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 05:30:27,124 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 05:30:27,126 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1121#(and (not (= 0 ~systemActive~0)) (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (not (= 2 ~waterLevel~0)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))) [2019-09-18 05:30:27,138 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 05:30:27,139 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 05:30:27,140 INFO L168 Benchmark]: Toolchain (without parser) took 598399.29 ms. Allocated memory was 139.5 MB in the beginning and 147.3 MB in the end (delta: 7.9 MB). Free memory was 86.5 MB in the beginning and 78.1 MB in the end (delta: 8.4 MB). Peak memory consumption was 16.3 MB. Max. memory is 7.1 GB. [2019-09-18 05:30:27,141 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 139.5 MB. Free memory was 105.6 MB in the beginning and 105.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-18 05:30:27,142 INFO L168 Benchmark]: CACSL2BoogieTranslator took 715.78 ms. Allocated memory was 139.5 MB in the beginning and 200.8 MB in the end (delta: 61.3 MB). Free memory was 86.3 MB in the beginning and 165.5 MB in the end (delta: -79.2 MB). Peak memory consumption was 21.5 MB. Max. memory is 7.1 GB. [2019-09-18 05:30:27,143 INFO L168 Benchmark]: Boogie Preprocessor took 99.14 ms. Allocated memory is still 200.8 MB. Free memory was 165.5 MB in the beginning and 161.6 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-09-18 05:30:27,143 INFO L168 Benchmark]: RCFGBuilder took 1133.61 ms. Allocated memory was 200.8 MB in the beginning and 224.4 MB in the end (delta: 23.6 MB). Free memory was 161.0 MB in the beginning and 192.0 MB in the end (delta: -31.0 MB). Peak memory consumption was 90.2 MB. Max. memory is 7.1 GB. [2019-09-18 05:30:27,144 INFO L168 Benchmark]: Sifa took 596447.43 ms. Allocated memory was 224.4 MB in the beginning and 147.3 MB in the end (delta: -77.1 MB). Free memory was 192.0 MB in the beginning and 78.1 MB in the end (delta: 113.9 MB). Peak memory consumption was 36.9 MB. Max. memory is 7.1 GB. [2019-09-18 05:30:27,147 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 139.5 MB. Free memory was 105.6 MB in the beginning and 105.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 715.78 ms. Allocated memory was 139.5 MB in the beginning and 200.8 MB in the end (delta: 61.3 MB). Free memory was 86.3 MB in the beginning and 165.5 MB in the end (delta: -79.2 MB). Peak memory consumption was 21.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 99.14 ms. Allocated memory is still 200.8 MB. Free memory was 165.5 MB in the beginning and 161.6 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1133.61 ms. Allocated memory was 200.8 MB in the beginning and 224.4 MB in the end (delta: 23.6 MB). Free memory was 161.0 MB in the beginning and 192.0 MB in the end (delta: -31.0 MB). Peak memory consumption was 90.2 MB. Max. memory is 7.1 GB. * Sifa took 596447.43 ms. Allocated memory was 224.4 MB in the beginning and 147.3 MB in the end (delta: -77.1 MB). Free memory was 192.0 MB in the beginning and 78.1 MB in the end (delta: 113.9 MB). Peak memory consumption was 36.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 596408, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 602, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 408, TOOLS_POST_TIME[ms]: 26385, TOOLS_POST_CALL_APPLICATIONS: 152, TOOLS_POST_CALL_TIME[ms]: 368, TOOLS_POST_RETURN_APPLICATIONS: 143, TOOLS_POST_RETURN_TIME[ms]: 220, TOOLS_QUANTIFIERELIM_APPLICATIONS: 702, TOOLS_QUANTIFIERELIM_TIME[ms]: 26770, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 26182, FLUID_QUERY_TIME[ms]: 16, FLUID_QUERIES: 629, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 172, DOMAIN_JOIN_TIME[ms]: 498595, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 14, DOMAIN_WIDEN_TIME[ms]: 69985, DOMAIN_ISSUBSETEQ_APPLICATIONS: 27, DOMAIN_ISSUBSETEQ_TIME[ms]: 117, DOMAIN_ISBOTTOM_APPLICATIONS: 88, DOMAIN_ISBOTTOM_TIME[ms]: 544, LOOP_SUMMARIZER_APPLICATIONS: 13, LOOP_SUMMARIZER_CACHE_MISSES: 13, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 333101, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 333100, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 27, CALL_SUMMARIZER_APPLICATIONS: 143, CALL_SUMMARIZER_CACHE_MISSES: 27, CALL_SUMMARIZER_OVERALL_TIME[ms]: 30700, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 30699, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 43, DAG_COMPRESSION_PROCESSED_NODES: 638, DAG_COMPRESSION_RETAINED_NODES: 358 - UnprovableResult [Line: 44]: 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 1121#(and (not (= 0 ~systemActive~0)) (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (not (= 2 ~waterLevel~0)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...