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 AlwaysFluid --sifa.intern.fluid AlwaysFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_product61.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 22:34:19,719 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 22:34:19,721 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 22:34:19,733 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 22:34:19,733 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 22:34:19,734 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 22:34:19,736 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 22:34:19,738 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 22:34:19,739 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 22:34:19,740 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 22:34:19,741 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 22:34:19,742 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 22:34:19,743 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 22:34:19,743 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 22:34:19,744 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 22:34:19,745 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 22:34:19,746 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 22:34:19,747 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 22:34:19,749 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 22:34:19,751 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 22:34:19,753 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 22:34:19,754 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 22:34:19,755 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 22:34:19,756 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 22:34:19,758 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 22:34:19,759 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 22:34:19,759 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 22:34:19,760 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 22:34:19,760 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 22:34:19,762 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 22:34:19,762 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 22:34:19,763 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 22:34:19,763 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 22:34:19,764 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 22:34:19,765 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 22:34:19,765 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 22:34:19,766 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 22:34:19,766 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 22:34:19,767 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 22:34:19,767 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 22:34:19,768 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 22:34:19,769 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 22:34:19,784 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 22:34:19,785 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 22:34:19,787 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 22:34:19,788 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 22:34:19,788 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 22:34:19,788 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 22:34:19,789 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 22:34:19,789 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 22:34:19,789 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 22:34:19,790 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 22:34:19,790 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 22:34:19,790 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 22:34:19,790 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 22:34:19,790 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 22:34:19,790 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 22:34:19,791 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 22:34:19,791 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 22:34:19,792 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 22:34:19,792 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 22:34:19,793 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 22:34:19,793 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 22:34:19,793 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 22:34:19,793 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 22:34:19,794 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 22:34:19,794 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 22:34:19,794 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 22:34:19,795 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 22:34:19,795 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 22:34:19,795 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 -> AlwaysFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> AlwaysFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 22:34:19,831 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 22:34:19,844 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 22:34:19,847 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 22:34:19,851 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 22:34:19,851 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 22:34:19,852 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product61.cil.c [2019-09-20 22:34:19,926 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/88e0469ea/314ff48420d1444db50136f24170e866/FLAG6631159a6 [2019-09-20 22:34:20,538 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 22:34:20,539 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product61.cil.c [2019-09-20 22:34:20,555 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/88e0469ea/314ff48420d1444db50136f24170e866/FLAG6631159a6 [2019-09-20 22:34:20,757 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/88e0469ea/314ff48420d1444db50136f24170e866 [2019-09-20 22:34:20,771 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 22:34:20,774 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 22:34:20,779 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 22:34:20,779 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 22:34:20,783 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 22:34:20,784 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 10:34:20" (1/1) ... [2019-09-20 22:34:20,787 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10a2888d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:34:20, skipping insertion in model container [2019-09-20 22:34:20,787 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 10:34:20" (1/1) ... [2019-09-20 22:34:20,796 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 22:34:20,866 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 22:34:21,326 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 22:34:21,340 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 22:34:21,451 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 22:34:21,491 INFO L192 MainTranslator]: Completed translation [2019-09-20 22:34:21,492 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:34:21 WrapperNode [2019-09-20 22:34:21,492 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 22:34:21,493 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 22:34:21,493 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 22:34:21,493 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 22:34:21,508 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:34:21" (1/1) ... [2019-09-20 22:34:21,508 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:34:21" (1/1) ... [2019-09-20 22:34:21,543 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:34:21" (1/1) ... [2019-09-20 22:34:21,544 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:34:21" (1/1) ... [2019-09-20 22:34:21,591 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:34:21" (1/1) ... [2019-09-20 22:34:21,608 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:34:21" (1/1) ... [2019-09-20 22:34:21,618 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:34:21" (1/1) ... [2019-09-20 22:34:21,632 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 22:34:21,632 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 22:34:21,632 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 22:34:21,633 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 22:34:21,633 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:34:21" (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 22:34:21,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 22:34:21,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 22:34:21,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 22:34:21,689 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 22:34:21,689 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 22:34:21,689 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 22:34:21,689 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 22:34:21,690 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 22:34:21,690 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 22:34:21,690 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 22:34:21,690 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 22:34:21,690 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 22:34:21,691 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 22:34:21,691 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 22:34:21,691 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 22:34:21,691 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-20 22:34:21,691 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 22:34:21,692 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 22:34:21,692 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 22:34:21,692 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 22:34:21,692 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 22:34:21,692 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 22:34:21,692 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 22:34:21,693 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-20 22:34:21,693 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 22:34:21,693 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 22:34:21,693 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 22:34:21,693 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 22:34:21,693 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 22:34:21,694 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 22:34:21,694 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 22:34:21,694 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2019-09-20 22:34:21,694 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 22:34:21,694 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 22:34:21,695 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 22:34:21,695 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 22:34:21,695 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 22:34:21,695 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 22:34:21,695 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 22:34:21,695 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 22:34:21,696 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 22:34:21,696 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 22:34:21,696 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 22:34:21,696 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 22:34:21,696 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 22:34:21,696 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 22:34:21,697 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 22:34:21,697 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 22:34:21,697 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 22:34:21,697 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 22:34:21,697 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 22:34:21,697 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 22:34:21,698 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 22:34:21,698 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-20 22:34:21,698 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 22:34:21,698 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 22:34:21,698 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 22:34:21,698 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 22:34:21,699 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 22:34:21,699 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2019-09-20 22:34:21,699 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 22:34:21,699 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 22:34:21,699 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-20 22:34:21,699 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 22:34:21,700 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 22:34:21,700 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 22:34:21,700 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 22:34:21,700 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 22:34:21,700 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 22:34:21,700 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 22:34:21,701 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 22:34:21,701 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 22:34:21,701 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 22:34:21,701 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 22:34:21,701 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 22:34:21,701 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 22:34:21,702 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 22:34:21,702 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 22:34:21,702 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 22:34:21,702 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 22:34:21,702 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 22:34:21,702 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 22:34:21,703 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 22:34:21,703 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 22:34:21,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 22:34:21,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 22:34:21,703 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 22:34:21,703 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 22:34:21,704 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 22:34:21,704 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 22:34:21,704 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 22:34:21,704 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 22:34:21,704 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 22:34:21,704 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 22:34:21,704 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 22:34:21,705 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 22:34:21,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 22:34:21,705 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 22:34:23,262 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 22:34:23,262 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 22:34:23,264 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 10:34:23 BoogieIcfgContainer [2019-09-20 22:34:23,264 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 22:34:23,264 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 22:34:23,265 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 22:34:23,265 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 22:34:23,266 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 10:34:23" (1/1) ... [2019-09-20 22:34:23,267 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=AlwaysFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=AlwaysFluid [2019-09-20 22:34:23,309 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 22:34:23,309 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 22:34:23,327 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 22:34:23,340 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 22:34:23,342 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 22:34:47,579 WARN L191 SmtUtils]: Spent 14.82 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-20 22:34:49,390 WARN L191 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 22:34:53,286 WARN L191 SmtUtils]: Spent 3.89 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-20 22:34:55,177 WARN L191 SmtUtils]: Spent 1.89 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-20 22:34:56,986 WARN L191 SmtUtils]: Spent 1.81 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-20 22:34:57,020 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 10 for LOIs [2019-09-20 22:34:57,054 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 10 for LOIs [2019-09-20 22:34:57,059 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 10 for LOIs [2019-09-20 22:34:58,476 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 7 for LOIs [2019-09-20 22:34:58,528 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-20 22:34:58,548 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification3_spec__1 with input of size 1 for LOIs [2019-09-20 22:34:58,560 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 1 for LOIs [2019-09-20 22:34:58,563 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 22:34:58,563 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 22:34:58,565 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 735#true [2019-09-20 22:34:58,579 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 22:34:58,579 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 22:34:58,583 INFO L168 Benchmark]: Toolchain (without parser) took 37808.93 ms. Allocated memory was 134.7 MB in the beginning and 412.1 MB in the end (delta: 277.3 MB). Free memory was 88.9 MB in the beginning and 210.3 MB in the end (delta: -121.4 MB). Peak memory consumption was 155.9 MB. Max. memory is 7.1 GB. [2019-09-20 22:34:58,584 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 134.7 MB. Free memory was 108.0 MB in the beginning and 107.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 22:34:58,585 INFO L168 Benchmark]: CACSL2BoogieTranslator took 713.58 ms. Allocated memory was 134.7 MB in the beginning and 202.4 MB in the end (delta: 67.6 MB). Free memory was 88.7 MB in the beginning and 168.5 MB in the end (delta: -79.8 MB). Peak memory consumption was 29.6 MB. Max. memory is 7.1 GB. [2019-09-20 22:34:58,587 INFO L168 Benchmark]: Boogie Preprocessor took 139.13 ms. Allocated memory is still 202.4 MB. Free memory was 168.5 MB in the beginning and 163.6 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. [2019-09-20 22:34:58,593 INFO L168 Benchmark]: RCFGBuilder took 1631.80 ms. Allocated memory was 202.4 MB in the beginning and 230.7 MB in the end (delta: 28.3 MB). Free memory was 163.6 MB in the beginning and 142.5 MB in the end (delta: 21.2 MB). Peak memory consumption was 86.6 MB. Max. memory is 7.1 GB. [2019-09-20 22:34:58,594 INFO L168 Benchmark]: Sifa took 35315.30 ms. Allocated memory was 230.7 MB in the beginning and 412.1 MB in the end (delta: 181.4 MB). Free memory was 142.5 MB in the beginning and 210.3 MB in the end (delta: -67.9 MB). Peak memory consumption was 113.6 MB. Max. memory is 7.1 GB. [2019-09-20 22:34:58,602 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 134.7 MB. Free memory was 108.0 MB in the beginning and 107.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 713.58 ms. Allocated memory was 134.7 MB in the beginning and 202.4 MB in the end (delta: 67.6 MB). Free memory was 88.7 MB in the beginning and 168.5 MB in the end (delta: -79.8 MB). Peak memory consumption was 29.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 139.13 ms. Allocated memory is still 202.4 MB. Free memory was 168.5 MB in the beginning and 163.6 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1631.80 ms. Allocated memory was 202.4 MB in the beginning and 230.7 MB in the end (delta: 28.3 MB). Free memory was 163.6 MB in the beginning and 142.5 MB in the end (delta: 21.2 MB). Peak memory consumption was 86.6 MB. Max. memory is 7.1 GB. * Sifa took 35315.30 ms. Allocated memory was 230.7 MB in the beginning and 412.1 MB in the end (delta: 181.4 MB). Free memory was 142.5 MB in the beginning and 210.3 MB in the end (delta: -67.9 MB). Peak memory consumption was 113.6 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]: 35256, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 247, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 164, TOOLS_POST_TIME[ms]: 29887, TOOLS_POST_CALL_APPLICATIONS: 74, TOOLS_POST_CALL_TIME[ms]: 63, TOOLS_POST_RETURN_APPLICATIONS: 65, TOOLS_POST_RETURN_TIME[ms]: 37, TOOLS_QUANTIFIERELIM_APPLICATIONS: 303, TOOLS_QUANTIFIERELIM_TIME[ms]: 29929, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 29848, FLUID_QUERY_TIME[ms]: 0, FLUID_QUERIES: 250, FLUID_YES_ANSWERS: 250, DOMAIN_JOIN_APPLICATIONS: 78, DOMAIN_JOIN_TIME[ms]: 4771, DOMAIN_ALPHA_APPLICATIONS: 250, DOMAIN_ALPHA_TIME[ms]: 300, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 3, DOMAIN_ISSUBSETEQ_TIME[ms]: 1, DOMAIN_ISBOTTOM_APPLICATIONS: 44, DOMAIN_ISBOTTOM_TIME[ms]: 50, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 683, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 683, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 3, CALL_SUMMARIZER_APPLICATIONS: 65, CALL_SUMMARIZER_CACHE_MISSES: 30, CALL_SUMMARIZER_OVERALL_TIME[ms]: 34121, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 34118, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 34, DAG_COMPRESSION_PROCESSED_NODES: 488, DAG_COMPRESSION_RETAINED_NODES: 230 - UnprovableResult [Line: 467]: 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 735#true. Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...