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_spec4_product13.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 08:35:08,704 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 08:35:08,707 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 08:35:08,720 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 08:35:08,721 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 08:35:08,722 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 08:35:08,723 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 08:35:08,725 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 08:35:08,726 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 08:35:08,727 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 08:35:08,728 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 08:35:08,729 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 08:35:08,729 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 08:35:08,731 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 08:35:08,732 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 08:35:08,733 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 08:35:08,733 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 08:35:08,734 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 08:35:08,736 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 08:35:08,738 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 08:35:08,740 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 08:35:08,741 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 08:35:08,742 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 08:35:08,743 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 08:35:08,746 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 08:35:08,746 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 08:35:08,747 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 08:35:08,748 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 08:35:08,748 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 08:35:08,749 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 08:35:08,750 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 08:35:08,750 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 08:35:08,751 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 08:35:08,752 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 08:35:08,754 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 08:35:08,755 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 08:35:08,755 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 08:35:08,756 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 08:35:08,756 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 08:35:08,757 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 08:35:08,759 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 08:35:08,760 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 08:35:08,784 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 08:35:08,784 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 08:35:08,785 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 08:35:08,786 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 08:35:08,786 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 08:35:08,786 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 08:35:08,786 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 08:35:08,787 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 08:35:08,787 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 08:35:08,787 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 08:35:08,787 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 08:35:08,788 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 08:35:08,788 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 08:35:08,788 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 08:35:08,788 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 08:35:08,788 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 08:35:08,789 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 08:35:08,789 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 08:35:08,789 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 08:35:08,789 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 08:35:08,790 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 08:35:08,790 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:35:08,790 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 08:35:08,790 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 08:35:08,790 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 08:35:08,791 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 08:35:08,791 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 08:35:08,791 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 08:35:08,791 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 [2019-09-21 08:35:08,822 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 08:35:08,840 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 08:35:08,844 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 08:35:08,845 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 08:35:08,846 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 08:35:08,847 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product13.cil.c [2019-09-21 08:35:08,921 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/275b45b54/5a7e70531fce47ef98646adbb560cc8a/FLAGee1c16c48 [2019-09-21 08:35:09,478 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 08:35:09,479 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product13.cil.c [2019-09-21 08:35:09,498 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/275b45b54/5a7e70531fce47ef98646adbb560cc8a/FLAGee1c16c48 [2019-09-21 08:35:09,774 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/275b45b54/5a7e70531fce47ef98646adbb560cc8a [2019-09-21 08:35:09,784 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 08:35:09,785 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 08:35:09,786 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 08:35:09,786 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 08:35:09,789 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 08:35:09,790 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:35:09" (1/1) ... [2019-09-21 08:35:09,792 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c2ca7fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:35:09, skipping insertion in model container [2019-09-21 08:35:09,792 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:35:09" (1/1) ... [2019-09-21 08:35:09,799 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 08:35:09,848 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 08:35:10,268 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:35:10,288 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 08:35:10,391 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:35:10,426 INFO L192 MainTranslator]: Completed translation [2019-09-21 08:35:10,427 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:35:10 WrapperNode [2019-09-21 08:35:10,427 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 08:35:10,428 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 08:35:10,428 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 08:35:10,428 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 08:35:10,443 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:35:10" (1/1) ... [2019-09-21 08:35:10,443 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:35:10" (1/1) ... [2019-09-21 08:35:10,479 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:35:10" (1/1) ... [2019-09-21 08:35:10,479 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:35:10" (1/1) ... [2019-09-21 08:35:10,533 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:35:10" (1/1) ... [2019-09-21 08:35:10,542 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:35:10" (1/1) ... [2019-09-21 08:35:10,546 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:35:10" (1/1) ... [2019-09-21 08:35:10,553 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 08:35:10,553 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 08:35:10,554 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 08:35:10,554 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 08:35:10,555 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:35:10" (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 08:35:10,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 08:35:10,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 08:35:10,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 08:35:10,620 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 08:35:10,621 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 08:35:10,621 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 08:35:10,622 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 08:35:10,622 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 08:35:10,622 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 08:35:10,622 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 08:35:10,622 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 08:35:10,623 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 08:35:10,623 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 08:35:10,624 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 08:35:10,624 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 08:35:10,624 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 08:35:10,626 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-21 08:35:10,626 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 08:35:10,627 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 08:35:10,627 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 08:35:10,627 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 08:35:10,627 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 08:35:10,627 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 08:35:10,627 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-21 08:35:10,627 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 08:35:10,628 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-09-21 08:35:10,628 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 08:35:10,628 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 08:35:10,628 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 08:35:10,628 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 08:35:10,628 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 08:35:10,629 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 08:35:10,629 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 08:35:10,629 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 08:35:10,629 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 08:35:10,630 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 08:35:10,630 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 08:35:10,630 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 08:35:10,630 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 08:35:10,630 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 08:35:10,630 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 08:35:10,630 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 08:35:10,631 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 08:35:10,631 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 08:35:10,631 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 08:35:10,631 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 08:35:10,631 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 08:35:10,631 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 08:35:10,632 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 08:35:10,632 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 08:35:10,632 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 08:35:10,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 08:35:10,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 08:35:10,633 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 08:35:10,633 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 08:35:10,633 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 08:35:10,633 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 08:35:10,633 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 08:35:10,634 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 08:35:10,634 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 08:35:10,634 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 08:35:10,634 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 08:35:10,635 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 08:35:10,635 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 08:35:10,635 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-21 08:35:10,635 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 08:35:10,635 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 08:35:10,635 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 08:35:10,635 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 08:35:10,636 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 08:35:10,636 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 08:35:10,636 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 08:35:10,636 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 08:35:10,637 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 08:35:10,637 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 08:35:10,637 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 08:35:10,638 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 08:35:10,638 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 08:35:10,638 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 08:35:10,638 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-21 08:35:10,639 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 08:35:10,639 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-09-21 08:35:10,639 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 08:35:10,640 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 08:35:10,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 08:35:10,640 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 08:35:12,193 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 08:35:12,194 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 08:35:12,195 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:35:12 BoogieIcfgContainer [2019-09-21 08:35:12,196 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 08:35:12,196 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 08:35:12,196 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 08:35:12,197 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 08:35:12,198 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:35:12" (1/1) ... [2019-09-21 08:35:12,199 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 [2019-09-21 08:35:12,236 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 08:35:12,236 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 08:35:12,246 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 08:35:12,256 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 08:35:12,258 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 08:35:23,665 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-21 08:35:25,461 WARN L191 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 08:35:25,604 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:35:25,745 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:35:25,882 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:35:25,904 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 478 for LOIs [2019-09-21 08:35:25,962 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 478 for LOIs [2019-09-21 08:35:25,968 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 478 for LOIs [2019-09-21 08:35:26,133 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 482 [2019-09-21 08:35:26,248 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 482 [2019-09-21 08:35:26,700 WARN L191 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2019-09-21 08:35:26,987 WARN L191 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2019-09-21 08:35:27,231 WARN L191 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2019-09-21 08:35:27,477 WARN L191 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2019-09-21 08:35:27,895 WARN L191 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-21 08:35:28,216 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-21 08:35:28,894 WARN L191 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 525 DAG size of output: 525 [2019-09-21 08:35:29,186 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 525 [2019-09-21 08:35:29,663 WARN L191 SmtUtils]: Spent 439.00 ms on a formula simplification that was a NOOP. DAG size: 531 [2019-09-21 08:35:30,006 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 531 [2019-09-21 08:35:30,436 WARN L191 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 535 [2019-09-21 08:35:30,764 WARN L191 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-21 08:35:31,380 WARN L191 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 550 DAG size of output: 548 [2019-09-21 08:35:31,943 WARN L191 SmtUtils]: Spent 561.00 ms on a formula simplification that was a NOOP. DAG size: 548 [2019-09-21 08:35:32,529 WARN L191 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 540 DAG size of output: 533 [2019-09-21 08:35:32,912 WARN L191 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:35:33,413 WARN L191 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 540 DAG size of output: 538 [2019-09-21 08:35:33,813 WARN L191 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-21 08:35:34,173 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 537 DAG size of output: 536 [2019-09-21 08:35:34,499 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-21 08:35:34,805 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 549 DAG size of output: 482 [2019-09-21 08:35:35,386 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-21 08:35:35,693 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-21 08:35:36,149 WARN L191 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 528 DAG size of output: 528 [2019-09-21 08:35:36,465 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 528 [2019-09-21 08:35:36,833 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-21 08:35:37,122 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-21 08:35:37,772 WARN L191 SmtUtils]: Spent 633.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-21 08:35:38,075 WARN L191 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-21 08:35:38,655 WARN L191 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 553 DAG size of output: 553 [2019-09-21 08:35:39,218 WARN L191 SmtUtils]: Spent 561.00 ms on a formula simplification that was a NOOP. DAG size: 553 [2019-09-21 08:35:39,625 WARN L191 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 539 DAG size of output: 537 [2019-09-21 08:35:39,888 WARN L191 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 537 DAG size of output: 536 [2019-09-21 08:35:40,369 WARN L191 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 547 DAG size of output: 543 [2019-09-21 08:35:40,743 WARN L191 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2019-09-21 08:35:41,051 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 544 DAG size of output: 540 [2019-09-21 08:35:41,347 WARN L191 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 540 DAG size of output: 539 [2019-09-21 08:35:41,379 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-21 08:35:41,381 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 510 for LOIs [2019-09-21 08:35:41,865 WARN L191 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 525 DAG size of output: 521 [2019-09-21 08:35:42,205 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 521 [2019-09-21 08:35:42,662 WARN L191 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 532 DAG size of output: 525 [2019-09-21 08:35:42,664 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 1 for LOIs [2019-09-21 08:35:42,667 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 12 for LOIs [2019-09-21 08:35:42,668 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 08:35:42,668 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 08:35:42,670 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 321#(and (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2019-09-21 08:35:42,682 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-21 08:35:42,682 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 08:35:42,684 INFO L168 Benchmark]: Toolchain (without parser) took 32897.92 ms. Allocated memory was 131.1 MB in the beginning and 912.3 MB in the end (delta: 781.2 MB). Free memory was 85.7 MB in the beginning and 249.6 MB in the end (delta: -163.8 MB). Peak memory consumption was 617.3 MB. Max. memory is 7.1 GB. [2019-09-21 08:35:42,684 INFO L168 Benchmark]: CDTParser took 1.36 ms. Allocated memory is still 131.1 MB. Free memory was 105.0 MB in the beginning and 104.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-21 08:35:42,685 INFO L168 Benchmark]: CACSL2BoogieTranslator took 641.07 ms. Allocated memory was 131.1 MB in the beginning and 199.2 MB in the end (delta: 68.2 MB). Free memory was 85.5 MB in the beginning and 164.3 MB in the end (delta: -78.8 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. [2019-09-21 08:35:42,686 INFO L168 Benchmark]: Boogie Preprocessor took 125.57 ms. Allocated memory is still 199.2 MB. Free memory was 164.3 MB in the beginning and 160.5 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-09-21 08:35:42,687 INFO L168 Benchmark]: RCFGBuilder took 1642.21 ms. Allocated memory was 199.2 MB in the beginning and 220.2 MB in the end (delta: 21.0 MB). Free memory was 160.5 MB in the beginning and 147.2 MB in the end (delta: 13.3 MB). Peak memory consumption was 94.1 MB. Max. memory is 7.1 GB. [2019-09-21 08:35:42,688 INFO L168 Benchmark]: Sifa took 30485.90 ms. Allocated memory was 220.2 MB in the beginning and 912.3 MB in the end (delta: 692.1 MB). Free memory was 147.2 MB in the beginning and 249.6 MB in the end (delta: -102.4 MB). Peak memory consumption was 589.7 MB. Max. memory is 7.1 GB. [2019-09-21 08:35:42,692 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.36 ms. Allocated memory is still 131.1 MB. Free memory was 105.0 MB in the beginning and 104.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 641.07 ms. Allocated memory was 131.1 MB in the beginning and 199.2 MB in the end (delta: 68.2 MB). Free memory was 85.5 MB in the beginning and 164.3 MB in the end (delta: -78.8 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 125.57 ms. Allocated memory is still 199.2 MB. Free memory was 164.3 MB in the beginning and 160.5 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1642.21 ms. Allocated memory was 199.2 MB in the beginning and 220.2 MB in the end (delta: 21.0 MB). Free memory was 160.5 MB in the beginning and 147.2 MB in the end (delta: 13.3 MB). Peak memory consumption was 94.1 MB. Max. memory is 7.1 GB. * Sifa took 30485.90 ms. Allocated memory was 220.2 MB in the beginning and 912.3 MB in the end (delta: 692.1 MB). Free memory was 147.2 MB in the beginning and 249.6 MB in the end (delta: -102.4 MB). Peak memory consumption was 589.7 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]: 30434, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 168, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 111, TOOLS_POST_TIME[ms]: 13519, TOOLS_POST_CALL_APPLICATIONS: 49, TOOLS_POST_CALL_TIME[ms]: 432, TOOLS_POST_RETURN_APPLICATIONS: 42, TOOLS_POST_RETURN_TIME[ms]: 240, TOOLS_QUANTIFIERELIM_APPLICATIONS: 201, TOOLS_QUANTIFIERELIM_TIME[ms]: 14043, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 13277, FLUID_QUERY_TIME[ms]: 11, FLUID_QUERIES: 172, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 52, DOMAIN_JOIN_TIME[ms]: 13491, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 2292, DOMAIN_ISSUBSETEQ_APPLICATIONS: 4, DOMAIN_ISSUBSETEQ_TIME[ms]: 53, DOMAIN_ISBOTTOM_APPLICATIONS: 30, DOMAIN_ISBOTTOM_TIME[ms]: 256, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 11949, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11948, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 42, CALL_SUMMARIZER_CACHE_MISSES: 19, CALL_SUMMARIZER_OVERALL_TIME[ms]: 13714, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 13713, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 32, DAG_COMPRESSION_PROCESSED_NODES: 297, DAG_COMPRESSION_RETAINED_NODES: 174 - UnprovableResult [Line: 496]: 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 321#(and (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...