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_spec2_product45.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 23:06:59,735 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 23:06:59,738 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 23:06:59,755 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 23:06:59,755 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 23:06:59,757 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 23:06:59,759 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 23:06:59,769 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 23:06:59,771 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 23:06:59,771 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 23:06:59,774 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 23:06:59,775 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 23:06:59,775 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 23:06:59,776 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 23:06:59,780 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 23:06:59,781 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 23:06:59,783 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 23:06:59,787 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 23:06:59,788 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 23:06:59,792 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 23:06:59,796 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 23:06:59,797 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 23:06:59,800 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 23:06:59,801 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 23:06:59,805 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 23:06:59,806 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 23:06:59,806 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 23:06:59,808 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 23:06:59,810 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 23:06:59,811 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 23:06:59,811 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 23:06:59,812 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 23:06:59,813 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 23:06:59,813 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 23:06:59,816 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 23:06:59,816 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 23:06:59,816 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 23:06:59,817 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 23:06:59,817 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 23:06:59,819 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 23:06:59,820 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 23:06:59,822 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 [2019-09-19 23:06:59,860 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 23:06:59,860 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 23:06:59,865 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 23:06:59,865 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 23:06:59,865 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 23:06:59,866 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 23:06:59,866 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 23:06:59,866 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 23:06:59,866 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 23:06:59,866 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 23:06:59,867 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 23:06:59,867 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 23:06:59,867 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 23:06:59,867 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 23:06:59,867 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 23:06:59,868 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 23:06:59,868 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 23:06:59,868 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 23:06:59,868 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 23:06:59,868 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 23:06:59,869 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 23:06:59,869 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 23:06:59,872 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 23:06:59,872 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 23:06:59,873 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 23:06:59,873 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 23:06:59,873 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 23:06:59,874 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 23:06:59,874 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 [2019-09-19 23:06:59,919 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 23:06:59,931 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 23:06:59,934 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 23:06:59,936 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 23:06:59,936 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 23:06:59,937 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product45.cil.c [2019-09-19 23:06:59,990 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a08858550/fc88f4546ff94803b91f8077d399c4a7/FLAGfaf821e1b [2019-09-19 23:07:00,504 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 23:07:00,505 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product45.cil.c [2019-09-19 23:07:00,519 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a08858550/fc88f4546ff94803b91f8077d399c4a7/FLAGfaf821e1b [2019-09-19 23:07:00,822 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a08858550/fc88f4546ff94803b91f8077d399c4a7 [2019-09-19 23:07:00,836 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 23:07:00,838 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 23:07:00,839 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 23:07:00,839 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 23:07:00,843 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 23:07:00,844 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 11:07:00" (1/1) ... [2019-09-19 23:07:00,847 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7070b95c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:07:00, skipping insertion in model container [2019-09-19 23:07:00,847 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 11:07:00" (1/1) ... [2019-09-19 23:07:00,855 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 23:07:00,904 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 23:07:01,344 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 23:07:01,372 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 23:07:01,483 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 23:07:01,520 INFO L192 MainTranslator]: Completed translation [2019-09-19 23:07:01,520 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:07:01 WrapperNode [2019-09-19 23:07:01,520 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 23:07:01,521 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 23:07:01,521 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 23:07:01,521 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 23:07:01,534 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:07:01" (1/1) ... [2019-09-19 23:07:01,534 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:07:01" (1/1) ... [2019-09-19 23:07:01,553 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:07:01" (1/1) ... [2019-09-19 23:07:01,554 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:07:01" (1/1) ... [2019-09-19 23:07:01,582 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:07:01" (1/1) ... [2019-09-19 23:07:01,603 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:07:01" (1/1) ... [2019-09-19 23:07:01,612 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:07:01" (1/1) ... [2019-09-19 23:07:01,627 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 23:07:01,628 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 23:07:01,628 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 23:07:01,628 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 23:07:01,630 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:07:01" (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 [2019-09-19 23:07:01,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 23:07:01,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 23:07:01,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-19 23:07:01,709 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-19 23:07:01,710 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-19 23:07:01,710 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-19 23:07:01,711 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-19 23:07:01,711 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-19 23:07:01,711 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-19 23:07:01,711 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-19 23:07:01,711 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-19 23:07:01,712 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-19 23:07:01,712 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-19 23:07:01,713 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-19 23:07:01,713 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 23:07:01,713 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-19 23:07:01,715 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-19 23:07:01,715 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-19 23:07:01,715 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-19 23:07:01,716 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2019-09-19 23:07:01,716 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-19 23:07:01,716 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-19 23:07:01,716 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-19 23:07:01,716 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-19 23:07:01,716 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-19 23:07:01,717 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-19 23:07:01,717 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-19 23:07:01,717 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-19 23:07:01,717 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-19 23:07:01,718 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-19 23:07:01,718 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-19 23:07:01,718 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-19 23:07:01,718 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-19 23:07:01,718 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-19 23:07:01,718 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-19 23:07:01,718 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-19 23:07:01,718 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-19 23:07:01,719 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-19 23:07:01,719 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-19 23:07:01,719 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-19 23:07:01,719 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 23:07:01,719 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 23:07:01,719 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-19 23:07:01,719 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-19 23:07:01,719 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 23:07:01,719 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 23:07:01,719 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-19 23:07:01,720 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 23:07:01,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 23:07:01,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 23:07:01,720 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 23:07:01,720 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-19 23:07:01,721 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 23:07:01,721 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-19 23:07:01,721 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-19 23:07:01,721 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 23:07:01,721 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-19 23:07:01,721 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-19 23:07:01,722 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 23:07:01,722 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-19 23:07:01,722 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-19 23:07:01,722 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-19 23:07:01,722 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-19 23:07:01,722 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-19 23:07:01,722 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-19 23:07:01,723 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-19 23:07:01,723 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-19 23:07:01,723 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-19 23:07:01,723 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-19 23:07:01,723 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-19 23:07:01,723 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-19 23:07:01,723 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-19 23:07:01,723 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-19 23:07:01,724 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-19 23:07:01,724 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 23:07:01,725 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-19 23:07:01,725 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-19 23:07:01,725 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-19 23:07:01,725 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-19 23:07:01,726 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-19 23:07:01,727 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-19 23:07:01,727 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-19 23:07:01,727 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-19 23:07:01,727 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-19 23:07:01,727 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-19 23:07:01,727 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-19 23:07:01,727 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-19 23:07:01,728 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-19 23:07:01,728 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2019-09-19 23:07:01,729 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-19 23:07:01,729 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-19 23:07:01,729 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 23:07:01,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 23:07:01,729 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 23:07:03,310 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 23:07:03,310 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-19 23:07:03,312 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 11:07:03 BoogieIcfgContainer [2019-09-19 23:07:03,312 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 23:07:03,312 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 23:07:03,312 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 23:07:03,313 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 23:07:03,314 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 11:07:03" (1/1) ... [2019-09-19 23:07:03,314 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 [2019-09-19 23:07:03,337 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 23:07:03,337 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 23:07:03,347 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 23:07:03,355 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 23:07:03,356 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 23:07:24,491 WARN L191 SmtUtils]: Spent 12.14 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-19 23:07:26,240 WARN L191 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-19 23:07:29,978 WARN L191 SmtUtils]: Spent 3.73 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-19 23:07:31,680 WARN L191 SmtUtils]: Spent 1.70 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 23:07:33,375 WARN L191 SmtUtils]: Spent 1.69 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 23:07:33,390 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 432 for LOIs [2019-09-19 23:07:33,480 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 432 for LOIs [2019-09-19 23:07:33,503 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 432 for LOIs [2019-09-19 23:07:44,927 WARN L191 SmtUtils]: Spent 11.25 s on a formula simplification. DAG size of input: 445 DAG size of output: 444 [2019-09-19 23:07:50,461 WARN L191 SmtUtils]: Spent 5.53 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-19 23:08:01,294 WARN L191 SmtUtils]: Spent 10.83 s on a formula simplification. DAG size of input: 445 DAG size of output: 444 [2019-09-19 23:08:06,700 WARN L191 SmtUtils]: Spent 5.40 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-19 23:08:24,631 WARN L191 SmtUtils]: Spent 17.85 s on a formula simplification. DAG size of input: 459 DAG size of output: 459 [2019-09-19 23:08:33,575 WARN L191 SmtUtils]: Spent 8.94 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-19 23:08:51,309 WARN L191 SmtUtils]: Spent 16.81 s on a formula simplification. DAG size of input: 463 DAG size of output: 458 [2019-09-19 23:08:56,731 WARN L191 SmtUtils]: Spent 5.42 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-19 23:08:58,616 WARN L191 SmtUtils]: Spent 1.84 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-19 23:09:00,469 WARN L191 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-19 23:09:11,739 WARN L191 SmtUtils]: Spent 11.27 s on a formula simplification. DAG size of input: 460 DAG size of output: 452 [2019-09-19 23:09:13,552 WARN L191 SmtUtils]: Spent 1.81 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-19 23:09:24,951 WARN L191 SmtUtils]: Spent 11.40 s on a formula simplification. DAG size of input: 460 DAG size of output: 452 [2019-09-19 23:09:26,780 WARN L191 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-19 23:09:37,597 WARN L191 SmtUtils]: Spent 10.80 s on a formula simplification that was a NOOP. DAG size: 472 [2019-09-19 23:09:38,066 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-19 23:09:38,221 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-19 23:09:56,440 WARN L191 SmtUtils]: Spent 18.02 s on a formula simplification. DAG size of input: 459 DAG size of output: 459 [2019-09-19 23:10:05,456 WARN L191 SmtUtils]: Spent 9.01 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-19 23:10:22,517 WARN L191 SmtUtils]: Spent 16.98 s on a formula simplification. DAG size of input: 463 DAG size of output: 458 [2019-09-19 23:10:28,120 WARN L191 SmtUtils]: Spent 5.60 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-19 23:10:30,037 WARN L191 SmtUtils]: Spent 1.87 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-19 23:10:31,920 WARN L191 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-19 23:10:43,402 WARN L191 SmtUtils]: Spent 11.48 s on a formula simplification. DAG size of input: 460 DAG size of output: 452 [2019-09-19 23:10:45,216 WARN L191 SmtUtils]: Spent 1.81 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-19 23:10:56,559 WARN L191 SmtUtils]: Spent 11.34 s on a formula simplification. DAG size of input: 460 DAG size of output: 452 [2019-09-19 23:10:58,410 WARN L191 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-19 23:11:09,297 WARN L191 SmtUtils]: Spent 10.87 s on a formula simplification that was a NOOP. DAG size: 472 [2019-09-19 23:11:09,652 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-19 23:11:09,828 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-19 23:11:09,883 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 10 for LOIs [2019-09-19 23:11:10,054 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-19 23:11:10,156 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 3 for LOIs [2019-09-19 23:11:10,158 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-19 23:11:10,181 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 23:11:10,182 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 23:11:10,184 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 487#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))) [2019-09-19 23:11:10,194 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-19 23:11:10,195 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 23:11:10,196 INFO L168 Benchmark]: Toolchain (without parser) took 249358.47 ms. Allocated memory was 141.6 MB in the beginning and 164.6 MB in the end (delta: 23.1 MB). Free memory was 88.0 MB in the beginning and 71.0 MB in the end (delta: 17.0 MB). Peak memory consumption was 40.0 MB. Max. memory is 7.1 GB. [2019-09-19 23:11:10,197 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 141.6 MB. Free memory was 107.4 MB in the beginning and 107.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 23:11:10,198 INFO L168 Benchmark]: CACSL2BoogieTranslator took 681.68 ms. Allocated memory was 141.6 MB in the beginning and 200.3 MB in the end (delta: 58.7 MB). Free memory was 87.8 MB in the beginning and 165.6 MB in the end (delta: -77.8 MB). Peak memory consumption was 22.0 MB. Max. memory is 7.1 GB. [2019-09-19 23:11:10,199 INFO L168 Benchmark]: Boogie Preprocessor took 106.49 ms. Allocated memory is still 200.3 MB. Free memory was 165.6 MB in the beginning and 159.3 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 7.1 GB. [2019-09-19 23:11:10,200 INFO L168 Benchmark]: RCFGBuilder took 1683.92 ms. Allocated memory was 200.3 MB in the beginning and 227.0 MB in the end (delta: 26.7 MB). Free memory was 159.3 MB in the beginning and 140.9 MB in the end (delta: 18.4 MB). Peak memory consumption was 85.7 MB. Max. memory is 7.1 GB. [2019-09-19 23:11:10,201 INFO L168 Benchmark]: Sifa took 246882.53 ms. Allocated memory was 227.0 MB in the beginning and 164.6 MB in the end (delta: -62.4 MB). Free memory was 140.9 MB in the beginning and 71.0 MB in the end (delta: 69.9 MB). Peak memory consumption was 7.5 MB. Max. memory is 7.1 GB. [2019-09-19 23:11:10,204 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 141.6 MB. Free memory was 107.4 MB in the beginning and 107.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 681.68 ms. Allocated memory was 141.6 MB in the beginning and 200.3 MB in the end (delta: 58.7 MB). Free memory was 87.8 MB in the beginning and 165.6 MB in the end (delta: -77.8 MB). Peak memory consumption was 22.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 106.49 ms. Allocated memory is still 200.3 MB. Free memory was 165.6 MB in the beginning and 159.3 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1683.92 ms. Allocated memory was 200.3 MB in the beginning and 227.0 MB in the end (delta: 26.7 MB). Free memory was 159.3 MB in the beginning and 140.9 MB in the end (delta: 18.4 MB). Peak memory consumption was 85.7 MB. Max. memory is 7.1 GB. * Sifa took 246882.53 ms. Allocated memory was 227.0 MB in the beginning and 164.6 MB in the end (delta: -62.4 MB). Free memory was 140.9 MB in the beginning and 71.0 MB in the end (delta: 69.9 MB). Peak memory consumption was 7.5 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]: 246847, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 247, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 163, TOOLS_POST_TIME[ms]: 26635, TOOLS_POST_CALL_APPLICATIONS: 71, TOOLS_POST_CALL_TIME[ms]: 225, TOOLS_POST_RETURN_APPLICATIONS: 62, TOOLS_POST_RETURN_TIME[ms]: 98, TOOLS_QUANTIFIERELIM_APPLICATIONS: 296, TOOLS_QUANTIFIERELIM_TIME[ms]: 26856, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 26545, FLUID_QUERY_TIME[ms]: 0, FLUID_QUERIES: 254, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 80, DOMAIN_JOIN_TIME[ms]: 197463, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 21938, DOMAIN_ISSUBSETEQ_APPLICATIONS: 7, DOMAIN_ISSUBSETEQ_TIME[ms]: 42, DOMAIN_ISBOTTOM_APPLICATIONS: 41, DOMAIN_ISBOTTOM_TIME[ms]: 304, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 129255, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 129254, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 7, CALL_SUMMARIZER_APPLICATIONS: 62, CALL_SUMMARIZER_CACHE_MISSES: 27, CALL_SUMMARIZER_OVERALL_TIME[ms]: 30983, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 30982, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 39, DAG_COMPRESSION_PROCESSED_NODES: 376, DAG_COMPRESSION_RETAINED_NODES: 211 - UnprovableResult [Line: 410]: 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 487#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...