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 CompoundDomain --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_spec4_product28.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 10:03:57,741 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 10:03:57,743 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 10:03:57,755 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 10:03:57,756 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 10:03:57,757 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 10:03:57,758 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 10:03:57,760 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 10:03:57,762 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 10:03:57,763 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 10:03:57,764 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 10:03:57,765 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 10:03:57,766 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 10:03:57,767 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 10:03:57,768 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 10:03:57,769 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 10:03:57,770 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 10:03:57,771 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 10:03:57,773 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 10:03:57,775 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 10:03:57,777 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 10:03:57,778 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 10:03:57,779 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 10:03:57,780 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 10:03:57,782 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 10:03:57,782 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 10:03:57,782 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 10:03:57,783 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 10:03:57,784 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 10:03:57,785 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 10:03:57,785 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 10:03:57,786 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 10:03:57,786 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 10:03:57,787 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 10:03:57,788 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 10:03:57,788 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 10:03:57,789 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 10:03:57,789 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 10:03:57,789 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 10:03:57,790 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 10:03:57,791 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 10:03:57,792 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 [2019-09-21 10:03:57,807 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 10:03:57,807 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 10:03:57,808 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 10:03:57,809 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 10:03:57,809 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 10:03:57,809 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 10:03:57,809 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 10:03:57,810 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 10:03:57,810 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 10:03:57,810 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 10:03:57,810 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 10:03:57,810 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 10:03:57,811 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 10:03:57,811 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 10:03:57,811 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 10:03:57,811 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 10:03:57,811 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 10:03:57,812 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 10:03:57,812 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 10:03:57,812 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 10:03:57,812 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 10:03:57,812 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 10:03:57,813 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 10:03:57,813 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 10:03:57,813 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 10:03:57,813 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 10:03:57,813 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 10:03:57,814 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 10:03:57,814 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain 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 [2019-09-21 10:03:57,846 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 10:03:57,859 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 10:03:57,863 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 10:03:57,864 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 10:03:57,865 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 10:03:57,866 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product28.cil.c [2019-09-21 10:03:57,936 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/163695a68/3c191e7cef95419697050a68edbe6796/FLAG820dda14e [2019-09-21 10:03:58,501 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 10:03:58,502 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product28.cil.c [2019-09-21 10:03:58,514 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/163695a68/3c191e7cef95419697050a68edbe6796/FLAG820dda14e [2019-09-21 10:03:58,728 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/163695a68/3c191e7cef95419697050a68edbe6796 [2019-09-21 10:03:58,738 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 10:03:58,740 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 10:03:58,741 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 10:03:58,741 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 10:03:58,744 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 10:03:58,745 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 10:03:58" (1/1) ... [2019-09-21 10:03:58,748 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30e8c876 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:03:58, skipping insertion in model container [2019-09-21 10:03:58,749 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 10:03:58" (1/1) ... [2019-09-21 10:03:58,756 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 10:03:58,821 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 10:03:59,280 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 10:03:59,298 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 10:03:59,379 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 10:03:59,418 INFO L192 MainTranslator]: Completed translation [2019-09-21 10:03:59,419 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:03:59 WrapperNode [2019-09-21 10:03:59,419 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 10:03:59,420 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 10:03:59,420 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 10:03:59,420 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 10:03:59,434 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:03:59" (1/1) ... [2019-09-21 10:03:59,435 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:03:59" (1/1) ... [2019-09-21 10:03:59,462 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:03:59" (1/1) ... [2019-09-21 10:03:59,462 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:03:59" (1/1) ... [2019-09-21 10:03:59,499 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:03:59" (1/1) ... [2019-09-21 10:03:59,516 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:03:59" (1/1) ... [2019-09-21 10:03:59,528 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:03:59" (1/1) ... [2019-09-21 10:03:59,542 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 10:03:59,543 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 10:03:59,546 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 10:03:59,546 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 10:03:59,547 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:03:59" (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 [2019-09-21 10:03:59,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 10:03:59,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 10:03:59,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 10:03:59,630 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 10:03:59,630 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 10:03:59,630 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 10:03:59,630 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 10:03:59,631 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 10:03:59,631 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 10:03:59,631 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 10:03:59,631 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-21 10:03:59,631 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 10:03:59,632 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 10:03:59,632 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 10:03:59,632 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 10:03:59,632 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 10:03:59,633 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-21 10:03:59,633 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 10:03:59,633 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-21 10:03:59,633 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 10:03:59,633 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 10:03:59,633 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 10:03:59,634 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 10:03:59,634 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 10:03:59,634 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-21 10:03:59,634 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-21 10:03:59,635 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-21 10:03:59,635 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 10:03:59,635 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 10:03:59,635 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 10:03:59,635 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 10:03:59,636 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 10:03:59,636 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 10:03:59,636 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-21 10:03:59,636 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 10:03:59,636 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 10:03:59,636 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 10:03:59,637 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 10:03:59,637 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 10:03:59,637 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 10:03:59,637 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 10:03:59,637 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 10:03:59,638 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 10:03:59,638 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 10:03:59,638 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 10:03:59,638 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 10:03:59,638 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 10:03:59,639 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 10:03:59,639 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 10:03:59,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 10:03:59,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 10:03:59,639 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 10:03:59,639 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 10:03:59,640 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 10:03:59,640 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 10:03:59,640 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 10:03:59,640 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 10:03:59,640 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 10:03:59,640 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 10:03:59,641 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 10:03:59,641 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 10:03:59,641 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 10:03:59,641 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 10:03:59,641 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-21 10:03:59,641 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 10:03:59,642 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 10:03:59,642 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 10:03:59,642 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 10:03:59,642 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 10:03:59,642 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 10:03:59,642 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 10:03:59,643 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-21 10:03:59,643 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 10:03:59,643 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 10:03:59,643 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 10:03:59,643 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 10:03:59,643 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-21 10:03:59,644 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-21 10:03:59,644 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 10:03:59,644 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-21 10:03:59,644 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-21 10:03:59,644 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-21 10:03:59,644 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 10:03:59,645 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 10:03:59,645 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 10:03:59,645 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 10:03:59,645 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 10:03:59,647 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 10:03:59,647 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 10:03:59,647 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 10:03:59,648 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 10:03:59,648 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 10:03:59,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 10:03:59,648 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 10:04:01,550 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 10:04:01,551 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 10:04:01,552 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 10:04:01 BoogieIcfgContainer [2019-09-21 10:04:01,552 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 10:04:01,553 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 10:04:01,553 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 10:04:01,553 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 10:04:01,554 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 10:04:01" (1/1) ... [2019-09-21 10:04:01,555 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=CompoundDomain ♦ 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 [2019-09-21 10:04:01,583 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 10:04:01,583 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 10:04:01,600 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 10:04:01,613 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 10:04:01,615 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 10:04:10,385 WARN L191 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-21 10:04:12,220 WARN L191 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 10:04:12,396 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 10:04:12,532 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 10:04:12,660 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 10:04:12,901 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-21 10:04:12,934 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 544 for LOIs [2019-09-21 10:04:13,014 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 542 for LOIs [2019-09-21 10:04:13,027 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 540 for LOIs [2019-09-21 10:04:13,318 WARN L191 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-21 10:04:13,557 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-21 10:04:14,207 WARN L191 SmtUtils]: Spent 589.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 10:04:14,655 WARN L191 SmtUtils]: Spent 445.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 10:04:15,247 WARN L191 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 575 [2019-09-21 10:04:15,590 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 10:04:15,902 WARN L191 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 10:04:16,346 WARN L191 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 575 [2019-09-21 10:04:16,684 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 10:04:16,992 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 10:04:17,365 WARN L191 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 575 [2019-09-21 10:04:17,651 WARN L191 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 10:04:17,949 WARN L191 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 10:04:18,307 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 575 [2019-09-21 10:04:18,598 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 10:04:18,865 WARN L191 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 10:04:19,250 WARN L191 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 575 [2019-09-21 10:04:19,512 WARN L191 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 10:04:19,778 WARN L191 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 10:04:20,127 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 575 [2019-09-21 10:04:20,395 WARN L191 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 10:04:20,659 WARN L191 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 10:04:21,037 WARN L191 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 575 [2019-09-21 10:04:21,293 WARN L191 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 10:04:21,555 WARN L191 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 10:04:21,901 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 575 [2019-09-21 10:04:22,171 WARN L191 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 10:04:22,462 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 10:04:22,798 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 575 [2019-09-21 10:04:23,058 WARN L191 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 10:04:23,317 WARN L191 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 10:04:23,665 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 575 [2019-09-21 10:04:24,299 WARN L191 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 594 DAG size of output: 594 [2019-09-21 10:04:24,776 WARN L191 SmtUtils]: Spent 475.00 ms on a formula simplification that was a NOOP. DAG size: 594 [2019-09-21 10:04:25,411 WARN L191 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 595 DAG size of output: 593 [2019-09-21 10:04:26,390 WARN L191 SmtUtils]: Spent 884.00 ms on a formula simplification. DAG size of input: 616 DAG size of output: 616 [2019-09-21 10:04:27,268 WARN L191 SmtUtils]: Spent 876.00 ms on a formula simplification that was a NOOP. DAG size: 616 [2019-09-21 10:04:28,488 WARN L191 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 617 DAG size of output: 617 [2019-09-21 10:04:29,513 WARN L191 SmtUtils]: Spent 719.00 ms on a formula simplification. DAG size of input: 616 DAG size of output: 616 [2019-09-21 10:04:30,145 WARN L191 SmtUtils]: Spent 629.00 ms on a formula simplification that was a NOOP. DAG size: 616 [2019-09-21 10:04:31,309 WARN L191 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 617 DAG size of output: 617 [2019-09-21 10:04:31,706 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 619 DAG size of output: 614 [2019-09-21 10:04:31,956 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 614 [2019-09-21 10:04:32,340 WARN L191 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 614 DAG size of output: 612 [2019-09-21 10:04:32,919 WARN L191 SmtUtils]: Spent 576.00 ms on a formula simplification that was a NOOP. DAG size: 628 [2019-09-21 10:04:33,497 WARN L191 SmtUtils]: Spent 576.00 ms on a formula simplification that was a NOOP. DAG size: 628 [2019-09-21 10:04:34,351 WARN L191 SmtUtils]: Spent 744.00 ms on a formula simplification. DAG size of input: 629 DAG size of output: 629 [2019-09-21 10:04:34,984 WARN L191 SmtUtils]: Spent 631.00 ms on a formula simplification. DAG size of input: 635 DAG size of output: 630 [2019-09-21 10:04:35,587 WARN L191 SmtUtils]: Spent 601.00 ms on a formula simplification that was a NOOP. DAG size: 630 [2019-09-21 10:04:36,395 WARN L191 SmtUtils]: Spent 796.00 ms on a formula simplification. DAG size of input: 631 DAG size of output: 629 [2019-09-21 10:04:37,425 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 642 [2019-09-21 10:04:38,384 WARN L191 SmtUtils]: Spent 958.00 ms on a formula simplification that was a NOOP. DAG size: 642 [2019-09-21 10:04:39,796 WARN L191 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 643 DAG size of output: 643