java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product47.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 15:50:14,635 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:50:14,637 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:50:14,654 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:50:14,655 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:50:14,656 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:50:14,658 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:50:14,670 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:50:14,673 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:50:14,675 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:50:14,677 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:50:14,679 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:50:14,679 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:50:14,680 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:50:14,681 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:50:14,682 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:50:14,682 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:50:14,683 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:50:14,685 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:50:14,686 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:50:14,688 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:50:14,688 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:50:14,689 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:50:14,690 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:50:14,693 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 15:50:14,694 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 15:50:14,694 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 15:50:14,695 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 15:50:14,695 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 15:50:14,696 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 15:50:14,696 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 15:50:14,698 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 15:50:14,699 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 15:50:14,700 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 15:50:14,701 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 15:50:14,701 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 15:50:14,702 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 15:50:14,702 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 15:50:14,702 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:50:14,705 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:50:14,708 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:50:14,709 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-20 15:50:14,734 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:50:14,734 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:50:14,736 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:50:14,736 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:50:14,737 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:50:14,737 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:50:14,737 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:50:14,737 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:50:14,738 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:50:14,738 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:50:14,739 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:50:14,739 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:50:14,739 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:50:14,740 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:50:14,740 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:50:14,740 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:50:14,740 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:50:14,740 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:50:14,741 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:50:14,741 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:50:14,741 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:50:14,741 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:50:14,742 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:50:14,742 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:50:14,742 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:50:14,742 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:50:14,743 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:50:14,743 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:50:14,743 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-20 15:50:14,794 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:50:14,808 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:50:14,813 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:50:14,815 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:50:14,815 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:50:14,816 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product47.cil.c [2019-09-20 15:50:14,877 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76d938fda/3d247e1a77e74fbcbfcb7816cdeb70d6/FLAG3d52b5215 [2019-09-20 15:50:15,381 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:50:15,381 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product47.cil.c [2019-09-20 15:50:15,395 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76d938fda/3d247e1a77e74fbcbfcb7816cdeb70d6/FLAG3d52b5215 [2019-09-20 15:50:15,696 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76d938fda/3d247e1a77e74fbcbfcb7816cdeb70d6 [2019-09-20 15:50:15,705 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:50:15,707 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:50:15,707 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:50:15,707 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:50:15,710 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:50:15,711 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:50:15" (1/1) ... [2019-09-20 15:50:15,713 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d2dc4b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:15, skipping insertion in model container [2019-09-20 15:50:15,713 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:50:15" (1/1) ... [2019-09-20 15:50:15,721 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:50:15,787 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:50:16,262 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:50:16,278 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:50:16,353 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:50:16,392 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:50:16,393 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:16 WrapperNode [2019-09-20 15:50:16,393 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:50:16,394 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:50:16,394 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:50:16,394 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:50:16,407 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:16" (1/1) ... [2019-09-20 15:50:16,407 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:16" (1/1) ... [2019-09-20 15:50:16,425 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:16" (1/1) ... [2019-09-20 15:50:16,426 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:16" (1/1) ... [2019-09-20 15:50:16,461 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:16" (1/1) ... [2019-09-20 15:50:16,476 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:16" (1/1) ... [2019-09-20 15:50:16,486 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:16" (1/1) ... [2019-09-20 15:50:16,502 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:50:16,502 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:50:16,502 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:50:16,503 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:50:16,503 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:16" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:50:16,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:50:16,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:50:16,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 15:50:16,581 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 15:50:16,581 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 15:50:16,581 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 15:50:16,582 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 15:50:16,582 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 15:50:16,582 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 15:50:16,582 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 15:50:16,582 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 15:50:16,583 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 15:50:16,583 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 15:50:16,583 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 15:50:16,583 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-20 15:50:16,583 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-20 15:50:16,583 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 15:50:16,584 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 15:50:16,584 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 15:50:16,584 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 15:50:16,584 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:50:16,584 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 15:50:16,584 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 15:50:16,585 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 15:50:16,585 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 15:50:16,585 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 15:50:16,585 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 15:50:16,585 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-20 15:50:16,585 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 15:50:16,586 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 15:50:16,586 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 15:50:16,586 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 15:50:16,586 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2019-09-20 15:50:16,586 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 15:50:16,586 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 15:50:16,587 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 15:50:16,587 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 15:50:16,587 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 15:50:16,587 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-20 15:50:16,587 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 15:50:16,587 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 15:50:16,588 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:50:16,588 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 15:50:16,588 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 15:50:16,588 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 15:50:16,588 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 15:50:16,588 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 15:50:16,588 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 15:50:16,589 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 15:50:16,589 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 15:50:16,589 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 15:50:16,589 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 15:50:16,589 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 15:50:16,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 15:50:16,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 15:50:16,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 15:50:16,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 15:50:16,590 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 15:50:16,590 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 15:50:16,590 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 15:50:16,591 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 15:50:16,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 15:50:16,591 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 15:50:16,591 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 15:50:16,591 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 15:50:16,591 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 15:50:16,591 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 15:50:16,592 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 15:50:16,592 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-20 15:50:16,592 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-20 15:50:16,592 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 15:50:16,592 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 15:50:16,592 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 15:50:16,593 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 15:50:16,593 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 15:50:16,593 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 15:50:16,593 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 15:50:16,593 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 15:50:16,593 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 15:50:16,594 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:50:16,594 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 15:50:16,594 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 15:50:16,594 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 15:50:16,594 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-20 15:50:16,594 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 15:50:16,595 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 15:50:16,595 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 15:50:16,595 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 15:50:16,595 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 15:50:16,595 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-20 15:50:16,595 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 15:50:16,595 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 15:50:16,596 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2019-09-20 15:50:16,596 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:50:16,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 15:50:16,596 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:50:18,036 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:50:18,036 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 15:50:18,037 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:50:18 BoogieIcfgContainer [2019-09-20 15:50:18,038 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:50:18,038 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:50:18,038 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:50:18,039 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:50:18,040 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:50:18" (1/1) ... [2019-09-20 15:50:18,040 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-20 15:50:18,069 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:50:18,069 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:50:18,083 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:50:18,092 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:50:18,093 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:50:27,979 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-20 15:50:29,515 WARN L191 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 15:50:29,643 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 15:50:29,773 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 15:50:29,877 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 15:50:29,895 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-20 15:50:29,945 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-20 15:50:29,961 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-20 15:50:30,129 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-20 15:50:30,260 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-20 15:50:30,768 WARN L191 SmtUtils]: Spent 441.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:50:31,149 WARN L191 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:50:31,414 WARN L191 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:50:31,677 WARN L191 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:50:31,860 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:50:32,061 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:50:32,235 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:50:32,414 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:50:32,613 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:50:32,778 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:50:33,184 WARN L191 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:50:33,510 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:50:33,925 WARN L191 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 529 [2019-09-20 15:50:34,270 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 529 [2019-09-20 15:50:34,819 WARN L191 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 521 DAG size of output: 521 [2019-09-20 15:50:35,116 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 521 [2019-09-20 15:50:35,471 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 518 DAG size of output: 518 [2019-09-20 15:50:35,667 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2019-09-20 15:50:35,993 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-20 15:50:36,324 WARN L191 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-20 15:50:36,676 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 530 DAG size of output: 530 [2019-09-20 15:50:36,984 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-20 15:50:37,575 WARN L191 SmtUtils]: Spent 573.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2019-09-20 15:50:38,301 WARN L191 SmtUtils]: Spent 460.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:50:38,609 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:50:38,962 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 529 [2019-09-20 15:50:39,303 WARN L191 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 529 [2019-09-20 15:50:39,584 WARN L191 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 521 DAG size of output: 521 [2019-09-20 15:50:39,758 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 521 [2019-09-20 15:50:40,170 WARN L191 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 518 DAG size of output: 518 [2019-09-20 15:50:40,531 WARN L191 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2019-09-20 15:50:40,848 WARN L191 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-20 15:50:41,143 WARN L191 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-20 15:50:41,463 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 530 DAG size of output: 530 [2019-09-20 15:50:41,760 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-20 15:50:42,327 WARN L191 SmtUtils]: Spent 549.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2019-09-20 15:50:43,008 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:50:43,294 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:50:43,660 WARN L191 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 529 [2019-09-20 15:50:43,963 WARN L191 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 529 [2019-09-20 15:50:44,402 WARN L191 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 521 DAG size of output: 521 [2019-09-20 15:50:44,877 WARN L191 SmtUtils]: Spent 473.00 ms on a formula simplification that was a NOOP. DAG size: 521 [2019-09-20 15:50:45,257 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 518 DAG size of output: 518 [2019-09-20 15:50:45,437 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2019-09-20 15:50:45,732 WARN L191 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-20 15:50:46,024 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-20 15:50:46,329 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 530 DAG size of output: 530 [2019-09-20 15:50:46,624 WARN L191 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-20 15:50:47,188 WARN L191 SmtUtils]: Spent 551.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2019-09-20 15:50:47,758 WARN L191 SmtUtils]: Spent 487.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:50:48,048 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:50:48,780 WARN L191 SmtUtils]: Spent 705.00 ms on a formula simplification that was a NOOP. DAG size: 529 [2019-09-20 15:50:49,125 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 529 [2019-09-20 15:50:49,378 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 521 DAG size of output: 521 [2019-09-20 15:50:49,550 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 521 [2019-09-20 15:50:49,751 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 518 DAG size of output: 518 [2019-09-20 15:50:49,920 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2019-09-20 15:50:50,220 WARN L191 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-20 15:50:50,518 WARN L191 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-20 15:50:50,816 WARN L191 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 530 DAG size of output: 530 [2019-09-20 15:50:51,113 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-20 15:50:51,724 WARN L191 SmtUtils]: Spent 595.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2019-09-20 15:50:52,286 WARN L191 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 522 [2019-09-20 15:50:52,546 WARN L191 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 522 [2019-09-20 15:50:52,713 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 522 [2019-09-20 15:50:52,885 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 522 [2019-09-20 15:50:53,209 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-20 15:50:53,500 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-20 15:50:53,857 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 548 [2019-09-20 15:50:54,185 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 548 [2019-09-20 15:50:54,476 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 534 [2019-09-20 15:50:54,668 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-20 15:50:55,047 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2019-09-20 15:50:55,257 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2019-09-20 15:50:55,463 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2019-09-20 15:50:55,671 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 539