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 NONE -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product64.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 15:12:12,709 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:12:12,711 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:12:12,723 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:12:12,724 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:12:12,725 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:12:12,726 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:12:12,728 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:12:12,730 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:12:12,731 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:12:12,732 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:12:12,733 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:12:12,733 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:12:12,734 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:12:12,735 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:12:12,736 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:12:12,737 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:12:12,738 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:12:12,740 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:12:12,742 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:12:12,743 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:12:12,745 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:12:12,746 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:12:12,746 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:12:12,749 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 15:12:12,749 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 15:12:12,749 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 15:12:12,750 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 15:12:12,750 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 15:12:12,751 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 15:12:12,752 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 15:12:12,752 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 15:12:12,753 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 15:12:12,754 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 15:12:12,755 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 15:12:12,755 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 15:12:12,756 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 15:12:12,756 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 15:12:12,756 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:12:12,757 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:12:12,758 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:12:12,759 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 15:12:12,773 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:12:12,773 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:12:12,774 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:12:12,775 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:12:12,775 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:12:12,775 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:12:12,775 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:12:12,776 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:12:12,776 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:12:12,776 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:12:12,776 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:12:12,776 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:12:12,777 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:12:12,777 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:12:12,777 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:12:12,777 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:12:12,777 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:12:12,777 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:12:12,778 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:12:12,778 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:12:12,778 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:12:12,778 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:12:12,778 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:12:12,779 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:12:12,779 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:12:12,779 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:12:12,779 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:12:12,779 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:12:12,780 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 -> NONE [2019-09-20 15:12:12,823 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:12:12,839 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:12:12,843 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:12:12,844 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:12:12,844 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:12:12,845 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product64.cil.c [2019-09-20 15:12:12,922 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38075ee01/c52475fe3a014007a3bd1abb8c77f747/FLAG3caf071e0 [2019-09-20 15:12:13,446 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:12:13,447 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product64.cil.c [2019-09-20 15:12:13,470 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38075ee01/c52475fe3a014007a3bd1abb8c77f747/FLAG3caf071e0 [2019-09-20 15:12:13,770 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38075ee01/c52475fe3a014007a3bd1abb8c77f747 [2019-09-20 15:12:13,784 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:12:13,785 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:12:13,787 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:12:13,787 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:12:13,790 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:12:13,791 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:12:13" (1/1) ... [2019-09-20 15:12:13,794 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a6a066a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:12:13, skipping insertion in model container [2019-09-20 15:12:13,795 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:12:13" (1/1) ... [2019-09-20 15:12:13,803 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:12:13,873 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:12:14,317 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:12:14,344 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:12:14,433 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:12:14,473 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:12:14,474 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:12:14 WrapperNode [2019-09-20 15:12:14,474 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:12:14,475 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:12:14,475 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:12:14,475 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:12:14,490 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:12:14" (1/1) ... [2019-09-20 15:12:14,490 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:12:14" (1/1) ... [2019-09-20 15:12:14,509 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:12:14" (1/1) ... [2019-09-20 15:12:14,509 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:12:14" (1/1) ... [2019-09-20 15:12:14,553 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:12:14" (1/1) ... [2019-09-20 15:12:14,577 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:12:14" (1/1) ... [2019-09-20 15:12:14,584 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:12:14" (1/1) ... [2019-09-20 15:12:14,605 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:12:14,606 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:12:14,606 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:12:14,606 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:12:14,610 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:12:14" (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 15:12:14,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:12:14,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:12:14,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 15:12:14,687 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 15:12:14,688 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 15:12:14,689 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 15:12:14,689 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 15:12:14,689 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:12:14,690 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 15:12:14,690 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-20 15:12:14,690 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 15:12:14,691 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 15:12:14,691 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 15:12:14,691 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 15:12:14,692 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 15:12:14,692 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 15:12:14,695 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 15:12:14,695 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 15:12:14,696 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 15:12:14,696 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 15:12:14,696 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 15:12:14,696 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 15:12:14,696 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-20 15:12:14,697 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 15:12:14,697 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 15:12:14,697 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-20 15:12:14,697 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 15:12:14,697 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 15:12:14,698 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 15:12:14,698 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 15:12:14,698 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 15:12:14,698 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 15:12:14,699 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 15:12:14,699 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 15:12:14,699 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 15:12:14,699 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 15:12:14,699 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 15:12:14,700 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 15:12:14,700 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-20 15:12:14,700 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 15:12:14,700 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 15:12:14,700 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 15:12:14,700 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 15:12:14,700 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 15:12:14,701 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:12:14,701 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 15:12:14,701 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 15:12:14,701 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 15:12:14,701 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 15:12:14,701 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 15:12:14,702 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 15:12:14,702 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 15:12:14,702 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 15:12:14,702 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 15:12:14,702 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 15:12:14,702 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 15:12:14,702 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 15:12:14,703 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 15:12:14,703 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 15:12:14,703 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:12:14,704 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 15:12:14,704 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 15:12:14,704 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 15:12:14,704 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-20 15:12:14,704 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-20 15:12:14,705 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 15:12:14,705 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 15:12:14,705 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 15:12:14,705 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 15:12:14,705 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-20 15:12:14,705 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 15:12:14,706 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 15:12:14,706 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 15:12:14,707 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 15:12:14,707 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 15:12:14,707 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-20 15:12:14,708 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 15:12:14,708 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 15:12:14,708 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 15:12:14,708 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 15:12:14,709 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 15:12:14,709 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 15:12:14,710 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 15:12:14,710 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 15:12:14,710 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 15:12:14,710 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 15:12:14,711 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 15:12:14,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 15:12:14,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 15:12:14,712 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 15:12:14,712 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 15:12:14,713 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 15:12:14,713 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 15:12:14,713 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 15:12:14,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 15:12:14,713 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 15:12:14,714 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 15:12:14,714 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 15:12:14,714 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 15:12:14,714 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:12:14,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 15:12:14,715 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:12:16,388 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:12:16,388 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 15:12:16,389 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:12:16 BoogieIcfgContainer [2019-09-20 15:12:16,390 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:12:16,390 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:12:16,390 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:12:16,391 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:12:16,392 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:12:16" (1/1) ... [2019-09-20 15:12:16,392 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=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-20 15:12:16,422 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:12:16,422 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:12:16,444 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:12:16,458 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:12:16,459 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:12:27,571 WARN L191 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 15:12:27,597 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 480 for LOIs [2019-09-20 15:12:27,641 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 480 for LOIs [2019-09-20 15:12:27,646 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 480 for LOIs [2019-09-20 15:12:28,372 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 7 for LOIs [2019-09-20 15:12:28,394 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-20 15:12:28,402 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 1 for LOIs [2019-09-20 15:12:28,404 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 15 for LOIs [2019-09-20 15:12:28,405 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 15:12:28,405 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 15:12:28,407 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1123#(and (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2019-09-20 15:12:28,420 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 15:12:28,420 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 15:12:28,422 INFO L168 Benchmark]: Toolchain (without parser) took 14636.55 ms. Allocated memory was 132.6 MB in the beginning and 319.8 MB in the end (delta: 187.2 MB). Free memory was 86.4 MB in the beginning and 230.3 MB in the end (delta: -143.8 MB). Peak memory consumption was 43.3 MB. Max. memory is 7.1 GB. [2019-09-20 15:12:28,423 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 132.6 MB. Free memory was 106.7 MB in the beginning and 106.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 15:12:28,424 INFO L168 Benchmark]: CACSL2BoogieTranslator took 688.15 ms. Allocated memory was 132.6 MB in the beginning and 199.8 MB in the end (delta: 67.1 MB). Free memory was 86.2 MB in the beginning and 162.3 MB in the end (delta: -76.0 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. [2019-09-20 15:12:28,425 INFO L168 Benchmark]: Boogie Preprocessor took 130.44 ms. Allocated memory is still 199.8 MB. Free memory was 162.3 MB in the beginning and 155.9 MB in the end (delta: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 7.1 GB. [2019-09-20 15:12:28,426 INFO L168 Benchmark]: RCFGBuilder took 1784.04 ms. Allocated memory was 199.8 MB in the beginning and 223.3 MB in the end (delta: 23.6 MB). Free memory was 155.9 MB in the beginning and 132.2 MB in the end (delta: 23.6 MB). Peak memory consumption was 86.2 MB. Max. memory is 7.1 GB. [2019-09-20 15:12:28,427 INFO L168 Benchmark]: Sifa took 12029.85 ms. Allocated memory was 223.3 MB in the beginning and 319.8 MB in the end (delta: 96.5 MB). Free memory was 132.2 MB in the beginning and 230.3 MB in the end (delta: -98.1 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-20 15:12:28,431 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 132.6 MB. Free memory was 106.7 MB in the beginning and 106.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 688.15 ms. Allocated memory was 132.6 MB in the beginning and 199.8 MB in the end (delta: 67.1 MB). Free memory was 86.2 MB in the beginning and 162.3 MB in the end (delta: -76.0 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 130.44 ms. Allocated memory is still 199.8 MB. Free memory was 162.3 MB in the beginning and 155.9 MB in the end (delta: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1784.04 ms. Allocated memory was 199.8 MB in the beginning and 223.3 MB in the end (delta: 23.6 MB). Free memory was 155.9 MB in the beginning and 132.2 MB in the end (delta: 23.6 MB). Peak memory consumption was 86.2 MB. Max. memory is 7.1 GB. * Sifa took 12029.85 ms. Allocated memory was 223.3 MB in the beginning and 319.8 MB in the end (delta: 96.5 MB). Free memory was 132.2 MB in the beginning and 230.3 MB in the end (delta: -98.1 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 11986, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 514, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 360, TOOLS_POST_TIME[ms]: 11183, TOOLS_POST_CALL_APPLICATIONS: 134, TOOLS_POST_CALL_TIME[ms]: 214, TOOLS_POST_RETURN_APPLICATIONS: 125, TOOLS_POST_RETURN_TIME[ms]: 101, TOOLS_QUANTIFIERELIM_APPLICATIONS: 619, TOOLS_QUANTIFIERELIM_TIME[ms]: 11347, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11033, FLUID_QUERY_TIME[ms]: 16, FLUID_QUERIES: 529, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 206, DOMAIN_JOIN_TIME[ms]: 36, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 2, DOMAIN_ISSUBSETEQ_APPLICATIONS: 15, DOMAIN_ISSUBSETEQ_TIME[ms]: 24, DOMAIN_ISBOTTOM_APPLICATIONS: 110, DOMAIN_ISBOTTOM_TIME[ms]: 212, LOOP_SUMMARIZER_APPLICATIONS: 12, LOOP_SUMMARIZER_CACHE_MISSES: 12, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 583, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 582, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 15, CALL_SUMMARIZER_APPLICATIONS: 125, CALL_SUMMARIZER_CACHE_MISSES: 32, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11183, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11181, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 7, DAG_COMPRESSION_TIME[ms]: 51, DAG_COMPRESSION_PROCESSED_NODES: 1339, DAG_COMPRESSION_RETAINED_NODES: 359 - UnprovableResult [Line: 148]: 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 1123#(and (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 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...