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 NeverFluid --sifa.intern.fluid NeverFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product63.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-20 00:24:40,654 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 00:24:40,656 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 00:24:40,668 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 00:24:40,668 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 00:24:40,669 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 00:24:40,671 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 00:24:40,672 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 00:24:40,674 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 00:24:40,675 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 00:24:40,676 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 00:24:40,677 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 00:24:40,677 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 00:24:40,678 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 00:24:40,679 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 00:24:40,680 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 00:24:40,681 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 00:24:40,682 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 00:24:40,683 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 00:24:40,685 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 00:24:40,687 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 00:24:40,688 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 00:24:40,689 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 00:24:40,689 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 00:24:40,692 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 00:24:40,692 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 00:24:40,692 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 00:24:40,693 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 00:24:40,693 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 00:24:40,694 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 00:24:40,695 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 00:24:40,695 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 00:24:40,696 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 00:24:40,697 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 00:24:40,698 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 00:24:40,698 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 00:24:40,699 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 00:24:40,699 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 00:24:40,699 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 00:24:40,700 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 00:24:40,701 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 00:24:40,701 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 00:24:40,715 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 00:24:40,715 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 00:24:40,717 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 00:24:40,717 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 00:24:40,717 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 00:24:40,717 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 00:24:40,717 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 00:24:40,718 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 00:24:40,718 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 00:24:40,718 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 00:24:40,718 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 00:24:40,718 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 00:24:40,719 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 00:24:40,719 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 00:24:40,719 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 00:24:40,719 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 00:24:40,719 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 00:24:40,720 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 00:24:40,720 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 00:24:40,720 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 00:24:40,720 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 00:24:40,720 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 00:24:40,721 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 00:24:40,721 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 00:24:40,721 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 00:24:40,721 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 00:24:40,721 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 00:24:40,721 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 00:24:40,722 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 -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 00:24:40,753 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 00:24:40,766 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 00:24:40,770 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 00:24:40,772 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 00:24:40,772 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 00:24:40,773 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product63.cil.c [2019-09-20 00:24:40,844 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d66e37d4e/08de803beb6e424497d795cf7f6ad14c/FLAGa24ffe5ab [2019-09-20 00:24:41,336 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 00:24:41,339 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product63.cil.c [2019-09-20 00:24:41,360 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d66e37d4e/08de803beb6e424497d795cf7f6ad14c/FLAGa24ffe5ab [2019-09-20 00:24:41,663 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d66e37d4e/08de803beb6e424497d795cf7f6ad14c [2019-09-20 00:24:41,671 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 00:24:41,673 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 00:24:41,674 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 00:24:41,674 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 00:24:41,677 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 00:24:41,678 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 12:24:41" (1/1) ... [2019-09-20 00:24:41,681 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a6da0b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:24:41, skipping insertion in model container [2019-09-20 00:24:41,681 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 12:24:41" (1/1) ... [2019-09-20 00:24:41,689 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 00:24:41,751 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 00:24:42,224 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 00:24:42,244 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 00:24:42,371 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 00:24:42,411 INFO L192 MainTranslator]: Completed translation [2019-09-20 00:24:42,412 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:24:42 WrapperNode [2019-09-20 00:24:42,412 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 00:24:42,413 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 00:24:42,413 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 00:24:42,413 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 00:24:42,427 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:24:42" (1/1) ... [2019-09-20 00:24:42,427 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:24:42" (1/1) ... [2019-09-20 00:24:42,447 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:24:42" (1/1) ... [2019-09-20 00:24:42,447 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:24:42" (1/1) ... [2019-09-20 00:24:42,493 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:24:42" (1/1) ... [2019-09-20 00:24:42,508 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:24:42" (1/1) ... [2019-09-20 00:24:42,513 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:24:42" (1/1) ... [2019-09-20 00:24:42,521 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 00:24:42,522 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 00:24:42,522 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 00:24:42,522 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 00:24:42,523 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:24:42" (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 00:24:42,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 00:24:42,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 00:24:42,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 00:24:42,580 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-20 00:24:42,580 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-20 00:24:42,580 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-20 00:24:42,580 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 00:24:42,580 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 00:24:42,581 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 00:24:42,581 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 00:24:42,581 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 00:24:42,581 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 00:24:42,581 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 00:24:42,582 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 00:24:42,582 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 00:24:42,582 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 00:24:42,582 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 00:24:42,582 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 00:24:42,582 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 00:24:42,583 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 00:24:42,583 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 00:24:42,583 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 00:24:42,583 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 00:24:42,583 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 00:24:42,583 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 00:24:42,584 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 00:24:42,584 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 00:24:42,584 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 00:24:42,584 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-20 00:24:42,584 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 00:24:42,584 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 00:24:42,585 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 00:24:42,585 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 00:24:42,585 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 00:24:42,585 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 00:24:42,585 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 00:24:42,585 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 00:24:42,585 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-20 00:24:42,586 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 00:24:42,586 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 00:24:42,586 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 00:24:42,586 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 00:24:42,586 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 00:24:42,586 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 00:24:42,587 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 00:24:42,587 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 00:24:42,587 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 00:24:42,587 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 00:24:42,587 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 00:24:42,587 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 00:24:42,588 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 00:24:42,588 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-20 00:24:42,588 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-20 00:24:42,588 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-20 00:24:42,588 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 00:24:42,588 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 00:24:42,589 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 00:24:42,589 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 00:24:42,589 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 00:24:42,589 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 00:24:42,589 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 00:24:42,589 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 00:24:42,590 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 00:24:42,590 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 00:24:42,590 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 00:24:42,590 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 00:24:42,590 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 00:24:42,590 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 00:24:42,590 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 00:24:42,591 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 00:24:42,591 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 00:24:42,591 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 00:24:42,591 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-20 00:24:42,591 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 00:24:42,591 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 00:24:42,592 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 00:24:42,592 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 00:24:42,592 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 00:24:42,592 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-20 00:24:42,592 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 00:24:42,592 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 00:24:42,593 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 00:24:42,593 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 00:24:42,593 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 00:24:42,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 00:24:42,593 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 00:24:42,593 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 00:24:42,594 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 00:24:42,594 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 00:24:42,594 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 00:24:42,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 00:24:42,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 00:24:42,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 00:24:42,594 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 00:24:42,595 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 00:24:42,595 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 00:24:42,595 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 00:24:42,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 00:24:42,595 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 00:24:42,595 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 00:24:42,595 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 00:24:42,596 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 00:24:42,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 00:24:42,596 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 00:24:44,130 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 00:24:44,131 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 00:24:44,133 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 12:24:44 BoogieIcfgContainer [2019-09-20 00:24:44,133 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 00:24:44,133 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 00:24:44,134 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 00:24:44,134 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 00:24:44,135 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 12:24:44" (1/1) ... [2019-09-20 00:24:44,136 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=NeverFluid ♦ 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=NeverFluid [2019-09-20 00:24:44,173 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 00:24:44,174 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 00:24:44,191 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 00:24:44,204 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 00:24:44,205 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 00:25:08,961 WARN L191 SmtUtils]: Spent 14.84 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-20 00:25:10,498 WARN L191 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 00:25:14,358 WARN L191 SmtUtils]: Spent 3.85 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-20 00:25:16,103 WARN L191 SmtUtils]: Spent 1.74 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-20 00:25:17,794 WARN L191 SmtUtils]: Spent 1.69 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-20 00:25:17,812 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 434 for LOIs [2019-09-20 00:25:17,869 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 434 for LOIs [2019-09-20 00:25:17,885 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 434 for LOIs [2019-09-20 00:25:29,122 WARN L191 SmtUtils]: Spent 11.11 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-20 00:25:34,666 WARN L191 SmtUtils]: Spent 5.54 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-20 00:25:52,797 WARN L191 SmtUtils]: Spent 18.04 s on a formula simplification. DAG size of input: 461 DAG size of output: 461 [2019-09-20 00:26:01,762 WARN L191 SmtUtils]: Spent 8.96 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-20 00:26:33,834 WARN L191 SmtUtils]: Spent 31.97 s on a formula simplification. DAG size of input: 486 DAG size of output: 483 [2019-09-20 00:26:49,820 WARN L191 SmtUtils]: Spent 15.98 s on a formula simplification that was a NOOP. DAG size: 483 [2019-09-20 00:27:06,029 WARN L191 SmtUtils]: Spent 16.21 s on a formula simplification that was a NOOP. DAG size: 488 [2019-09-20 00:27:07,514 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-20 00:27:07,799 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 50 [2019-09-20 00:27:07,905 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2019-09-20 00:27:08,022 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2019-09-20 00:27:08,409 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 23 [2019-09-20 00:27:08,750 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-20 00:27:08,978 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 45 [2019-09-20 00:27:09,215 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 45 [2019-09-20 00:27:09,612 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-20 00:27:09,770 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-20 00:27:10,050 WARN L191 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 50 [2019-09-20 00:27:10,178 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2019-09-20 00:27:10,289 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-20 00:27:10,479 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2019-09-20 00:27:10,486 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 10 for LOIs [2019-09-20 00:27:10,945 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-20 00:27:11,162 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 22 for LOIs [2019-09-20 00:27:11,166 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 33 for LOIs [2019-09-20 00:27:11,227 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 00:27:11,227 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 00:27:11,230 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 494#(and (<= ~pumpRunning~0 2147483647) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (not (= 2 ~waterLevel~0)) (= ~switchedOnBeforeTS~0 0) (not (= 0 ~systemActive~0)) (not (= ~pumpRunning~0 0))) [2019-09-20 00:27:11,246 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 00:27:11,247 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 00:27:11,249 INFO L168 Benchmark]: Toolchain (without parser) took 149575.53 ms. Allocated memory was 134.2 MB in the beginning and 173.0 MB in the end (delta: 38.8 MB). Free memory was 89.1 MB in the beginning and 101.9 MB in the end (delta: -12.9 MB). Peak memory consumption was 25.9 MB. Max. memory is 7.1 GB. [2019-09-20 00:27:11,249 INFO L168 Benchmark]: CDTParser took 1.11 ms. Allocated memory is still 134.2 MB. Free memory was 108.5 MB in the beginning and 108.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 00:27:11,251 INFO L168 Benchmark]: CACSL2BoogieTranslator took 738.81 ms. Allocated memory was 134.2 MB in the beginning and 201.9 MB in the end (delta: 67.6 MB). Free memory was 88.8 MB in the beginning and 165.6 MB in the end (delta: -76.7 MB). Peak memory consumption was 27.6 MB. Max. memory is 7.1 GB. [2019-09-20 00:27:11,251 INFO L168 Benchmark]: Boogie Preprocessor took 108.65 ms. Allocated memory is still 201.9 MB. Free memory was 165.6 MB in the beginning and 161.2 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-09-20 00:27:11,252 INFO L168 Benchmark]: RCFGBuilder took 1611.40 ms. Allocated memory was 201.9 MB in the beginning and 228.6 MB in the end (delta: 26.7 MB). Free memory was 161.2 MB in the beginning and 139.8 MB in the end (delta: 21.4 MB). Peak memory consumption was 86.4 MB. Max. memory is 7.1 GB. [2019-09-20 00:27:11,255 INFO L168 Benchmark]: Sifa took 147113.35 ms. Allocated memory was 228.6 MB in the beginning and 173.0 MB in the end (delta: -55.6 MB). Free memory was 139.8 MB in the beginning and 101.9 MB in the end (delta: 37.9 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-20 00:27:11,265 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.11 ms. Allocated memory is still 134.2 MB. Free memory was 108.5 MB in the beginning and 108.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 738.81 ms. Allocated memory was 134.2 MB in the beginning and 201.9 MB in the end (delta: 67.6 MB). Free memory was 88.8 MB in the beginning and 165.6 MB in the end (delta: -76.7 MB). Peak memory consumption was 27.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 108.65 ms. Allocated memory is still 201.9 MB. Free memory was 165.6 MB in the beginning and 161.2 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1611.40 ms. Allocated memory was 201.9 MB in the beginning and 228.6 MB in the end (delta: 26.7 MB). Free memory was 161.2 MB in the beginning and 139.8 MB in the end (delta: 21.4 MB). Peak memory consumption was 86.4 MB. Max. memory is 7.1 GB. * Sifa took 147113.35 ms. Allocated memory was 228.6 MB in the beginning and 173.0 MB in the end (delta: -55.6 MB). Free memory was 139.8 MB in the beginning and 101.9 MB in the end (delta: 37.9 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]: 147057, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 246, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 163, TOOLS_POST_TIME[ms]: 30155, TOOLS_POST_CALL_APPLICATIONS: 73, TOOLS_POST_CALL_TIME[ms]: 127, TOOLS_POST_RETURN_APPLICATIONS: 64, TOOLS_POST_RETURN_TIME[ms]: 71, TOOLS_QUANTIFIERELIM_APPLICATIONS: 300, TOOLS_QUANTIFIERELIM_TIME[ms]: 30260, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 30086, FLUID_QUERY_TIME[ms]: 0, FLUID_QUERIES: 251, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 81, DOMAIN_JOIN_TIME[ms]: 115971, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 282, DOMAIN_ISSUBSETEQ_APPLICATIONS: 5, DOMAIN_ISSUBSETEQ_TIME[ms]: 11, DOMAIN_ISBOTTOM_APPLICATIONS: 41, DOMAIN_ISBOTTOM_TIME[ms]: 281, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 110582, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 110581, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 5, CALL_SUMMARIZER_APPLICATIONS: 64, CALL_SUMMARIZER_CACHE_MISSES: 30, CALL_SUMMARIZER_OVERALL_TIME[ms]: 34759, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 34758, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 44, DAG_COMPRESSION_PROCESSED_NODES: 532, DAG_COMPRESSION_RETAINED_NODES: 277 - UnprovableResult [Line: 134]: 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 494#(and (<= ~pumpRunning~0 2147483647) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (not (= 2 ~waterLevel~0)) (= ~switchedOnBeforeTS~0 0) (not (= 0 ~systemActive~0)) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...