java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.logsizewrapperfluid.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK --sifa.max.parallel.explicit.values 2 --sifa.sizelimitfluid.max.disjunctions 4 -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product60.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 17:08:27,964 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 17:08:27,966 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 17:08:27,990 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 17:08:27,990 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 17:08:27,991 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 17:08:27,992 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 17:08:27,994 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 17:08:27,996 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 17:08:27,996 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 17:08:27,997 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 17:08:27,999 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 17:08:27,999 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 17:08:28,002 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 17:08:28,003 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 17:08:28,004 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 17:08:28,005 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 17:08:28,009 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 17:08:28,013 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 17:08:28,015 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 17:08:28,019 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 17:08:28,022 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 17:08:28,023 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 17:08:28,024 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 17:08:28,031 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 17:08:28,031 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 17:08:28,031 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 17:08:28,032 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 17:08:28,034 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 17:08:28,035 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 17:08:28,036 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 17:08:28,036 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 17:08:28,037 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 17:08:28,039 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 17:08:28,040 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 17:08:28,041 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 17:08:28,041 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 17:08:28,041 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 17:08:28,042 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 17:08:28,045 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 17:08:28,046 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 17:08:28,047 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 [2019-09-25 17:08:28,067 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 17:08:28,067 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 17:08:28,069 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 17:08:28,069 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 17:08:28,069 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 17:08:28,070 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 17:08:28,070 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 17:08:28,070 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 17:08:28,070 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 17:08:28,071 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 17:08:28,071 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 17:08:28,071 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 17:08:28,071 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 17:08:28,071 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 17:08:28,072 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 17:08:28,072 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 17:08:28,072 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 17:08:28,073 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 17:08:28,073 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 17:08:28,074 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 17:08:28,074 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 17:08:28,074 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 17:08:28,075 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 17:08:28,075 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 17:08:28,075 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 17:08:28,075 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 17:08:28,075 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 17:08:28,076 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 17:08:28,076 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: LogSizeWrapperFluid Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Max. Parallel Explicit Values -> 2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: SizeLimitFluid Max. Disjunctions -> 4 [2019-09-25 17:08:28,111 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 17:08:28,124 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 17:08:28,127 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 17:08:28,128 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 17:08:28,128 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 17:08:28,129 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product60.cil.c [2019-09-25 17:08:28,183 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e64cc5dd/af120fe08a17403daae21f9800e6ba21/FLAG9ff6e709e [2019-09-25 17:08:28,694 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 17:08:28,695 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product60.cil.c [2019-09-25 17:08:28,710 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e64cc5dd/af120fe08a17403daae21f9800e6ba21/FLAG9ff6e709e [2019-09-25 17:08:28,993 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e64cc5dd/af120fe08a17403daae21f9800e6ba21 [2019-09-25 17:08:29,002 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 17:08:29,003 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 17:08:29,004 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 17:08:29,004 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 17:08:29,007 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 17:08:29,007 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:08:28" (1/1) ... [2019-09-25 17:08:29,009 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@741914c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:29, skipping insertion in model container [2019-09-25 17:08:29,010 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:08:28" (1/1) ... [2019-09-25 17:08:29,015 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 17:08:29,068 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 17:08:29,441 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:08:29,458 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 17:08:29,555 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:08:29,592 INFO L192 MainTranslator]: Completed translation [2019-09-25 17:08:29,593 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:29 WrapperNode [2019-09-25 17:08:29,593 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 17:08:29,593 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 17:08:29,594 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 17:08:29,594 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 17:08:29,604 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:29" (1/1) ... [2019-09-25 17:08:29,604 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:29" (1/1) ... [2019-09-25 17:08:29,629 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:29" (1/1) ... [2019-09-25 17:08:29,629 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:29" (1/1) ... [2019-09-25 17:08:29,660 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:29" (1/1) ... [2019-09-25 17:08:29,671 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:29" (1/1) ... [2019-09-25 17:08:29,676 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:29" (1/1) ... [2019-09-25 17:08:29,683 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 17:08:29,684 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 17:08:29,684 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 17:08:29,684 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 17:08:29,685 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:29" (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 [2019-09-25 17:08:29,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 17:08:29,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 17:08:29,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-25 17:08:29,754 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-25 17:08:29,755 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-25 17:08:29,755 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-25 17:08:29,755 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-25 17:08:29,755 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-25 17:08:29,755 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-25 17:08:29,756 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-25 17:08:29,757 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-25 17:08:29,757 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-25 17:08:29,757 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-25 17:08:29,757 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-25 17:08:29,757 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-25 17:08:29,757 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-25 17:08:29,760 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 17:08:29,760 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-25 17:08:29,760 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-25 17:08:29,760 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-25 17:08:29,761 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-25 17:08:29,761 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-25 17:08:29,761 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-25 17:08:29,761 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-25 17:08:29,761 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-25 17:08:29,761 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-25 17:08:29,762 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-25 17:08:29,762 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-25 17:08:29,762 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-25 17:08:29,762 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-25 17:08:29,763 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-25 17:08:29,763 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-25 17:08:29,763 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-25 17:08:29,763 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-25 17:08:29,763 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-25 17:08:29,763 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-25 17:08:29,764 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-25 17:08:29,764 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-25 17:08:29,764 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-25 17:08:29,764 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-25 17:08:29,764 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-25 17:08:29,764 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-25 17:08:29,764 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-25 17:08:29,765 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-25 17:08:29,765 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 17:08:29,765 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 17:08:29,765 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-25 17:08:29,767 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-25 17:08:29,767 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-25 17:08:29,767 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-25 17:08:29,767 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-25 17:08:29,767 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-25 17:08:29,768 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-25 17:08:29,768 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-25 17:08:29,768 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-25 17:08:29,768 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-25 17:08:29,769 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-25 17:08:29,769 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-25 17:08:29,769 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-25 17:08:29,769 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-25 17:08:29,770 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-25 17:08:29,770 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-25 17:08:29,770 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-25 17:08:29,770 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-25 17:08:29,770 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-25 17:08:29,771 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-25 17:08:29,771 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-25 17:08:29,771 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-25 17:08:29,771 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 17:08:29,771 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-25 17:08:29,771 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-25 17:08:29,771 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-25 17:08:29,772 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-25 17:08:29,772 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-25 17:08:29,773 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-25 17:08:29,773 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-25 17:08:29,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-25 17:08:29,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-25 17:08:29,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 17:08:29,775 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-25 17:08:29,775 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-25 17:08:29,775 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 17:08:29,775 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-25 17:08:29,775 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-25 17:08:29,776 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 17:08:29,776 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-25 17:08:29,776 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-25 17:08:29,776 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-25 17:08:29,776 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-25 17:08:29,776 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-25 17:08:29,776 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-25 17:08:29,777 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-25 17:08:29,777 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-25 17:08:29,777 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-25 17:08:29,777 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-25 17:08:29,777 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-25 17:08:29,777 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-25 17:08:29,777 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-25 17:08:29,778 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-25 17:08:29,778 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 17:08:29,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-25 17:08:29,778 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 17:08:31,474 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 17:08:31,474 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-25 17:08:31,475 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:08:31 BoogieIcfgContainer [2019-09-25 17:08:31,476 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 17:08:31,477 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 17:08:31,477 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 17:08:31,477 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 17:08:31,478 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:08:31" (1/1) ... [2019-09-25 17:08:31,479 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=ExplicitValueDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=4 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-09-25 17:08:31,511 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 17:08:31,512 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 17:08:31,526 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 17:08:31,539 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 17:08:31,541 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 17:08:41,463 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-25 17:08:43,081 WARN L191 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-25 17:08:43,235 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 17:08:43,375 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 17:08:43,518 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 17:08:43,541 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-25 17:08:43,592 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-25 17:08:43,610 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-25 17:08:44,250 WARN L191 SmtUtils]: Spent 455.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-25 17:08:44,773 WARN L191 SmtUtils]: Spent 449.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-25 17:08:45,095 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-25 17:08:45,488 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 505 [2019-09-25 17:08:45,592 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 505 [2019-09-25 17:08:46,000 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 529 [2019-09-25 17:08:46,397 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-25 17:08:46,949 WARN L191 SmtUtils]: Spent 503.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-25 17:08:47,745 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 10 for LOIs [2019-09-25 17:08:47,762 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-25 17:08:47,766 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 3 for LOIs [2019-09-25 17:08:47,769 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-25 17:08:47,770 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 17:08:47,770 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 17:08:47,772 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1521#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))) [2019-09-25 17:08:47,787 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 17:08:47,787 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 17:08:47,789 INFO L168 Benchmark]: Toolchain (without parser) took 18785.28 ms. Allocated memory was 132.6 MB in the beginning and 425.2 MB in the end (delta: 292.6 MB). Free memory was 85.9 MB in the beginning and 117.5 MB in the end (delta: -31.6 MB). Peak memory consumption was 260.9 MB. Max. memory is 7.1 GB. [2019-09-25 17:08:47,791 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 132.6 MB. Free memory was 105.6 MB in the beginning and 105.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-25 17:08:47,793 INFO L168 Benchmark]: CACSL2BoogieTranslator took 589.29 ms. Allocated memory was 132.6 MB in the beginning and 199.2 MB in the end (delta: 66.6 MB). Free memory was 85.7 MB in the beginning and 163.1 MB in the end (delta: -77.5 MB). Peak memory consumption was 27.5 MB. Max. memory is 7.1 GB. [2019-09-25 17:08:47,802 INFO L168 Benchmark]: Boogie Preprocessor took 90.20 ms. Allocated memory is still 199.2 MB. Free memory was 163.1 MB in the beginning and 158.3 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. [2019-09-25 17:08:47,803 INFO L168 Benchmark]: RCFGBuilder took 1791.86 ms. Allocated memory was 199.2 MB in the beginning and 223.3 MB in the end (delta: 24.1 MB). Free memory was 158.3 MB in the beginning and 135.1 MB in the end (delta: 23.3 MB). Peak memory consumption was 88.9 MB. Max. memory is 7.1 GB. [2019-09-25 17:08:47,805 INFO L168 Benchmark]: Sifa took 16310.45 ms. Allocated memory was 223.3 MB in the beginning and 425.2 MB in the end (delta: 201.9 MB). Free memory was 135.1 MB in the beginning and 117.5 MB in the end (delta: 17.6 MB). Peak memory consumption was 219.5 MB. Max. memory is 7.1 GB. [2019-09-25 17:08:47,817 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 132.6 MB. Free memory was 105.6 MB in the beginning and 105.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 589.29 ms. Allocated memory was 132.6 MB in the beginning and 199.2 MB in the end (delta: 66.6 MB). Free memory was 85.7 MB in the beginning and 163.1 MB in the end (delta: -77.5 MB). Peak memory consumption was 27.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 90.20 ms. Allocated memory is still 199.2 MB. Free memory was 163.1 MB in the beginning and 158.3 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1791.86 ms. Allocated memory was 199.2 MB in the beginning and 223.3 MB in the end (delta: 24.1 MB). Free memory was 158.3 MB in the beginning and 135.1 MB in the end (delta: 23.3 MB). Peak memory consumption was 88.9 MB. Max. memory is 7.1 GB. * Sifa took 16310.45 ms. Allocated memory was 223.3 MB in the beginning and 425.2 MB in the end (delta: 201.9 MB). Free memory was 135.1 MB in the beginning and 117.5 MB in the end (delta: 17.6 MB). Peak memory consumption was 219.5 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]: 16261, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 555, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 392, TOOLS_POST_TIME[ms]: 11754, TOOLS_POST_CALL_APPLICATIONS: 138, TOOLS_POST_CALL_TIME[ms]: 189, TOOLS_POST_RETURN_APPLICATIONS: 129, TOOLS_POST_RETURN_TIME[ms]: 83, TOOLS_QUANTIFIERELIM_APPLICATIONS: 659, TOOLS_QUANTIFIERELIM_TIME[ms]: 11882, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11612, FLUID_QUERY_TIME[ms]: 17, FLUID_QUERIES: 574, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 231, DOMAIN_JOIN_TIME[ms]: 3480, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME[ms]: 3, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 222, DOMAIN_ISSUBSETEQ_APPLICATIONS: 19, DOMAIN_ISSUBSETEQ_TIME[ms]: 29, DOMAIN_ISBOTTOM_APPLICATIONS: 118, DOMAIN_ISBOTTOM_TIME[ms]: 266, LOOP_SUMMARIZER_APPLICATIONS: 15, LOOP_SUMMARIZER_CACHE_MISSES: 15, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 3857, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 3857, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 19, CALL_SUMMARIZER_APPLICATIONS: 129, CALL_SUMMARIZER_CACHE_MISSES: 29, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12095, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12093, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 8, DAG_COMPRESSION_TIME[ms]: 70, DAG_COMPRESSION_PROCESSED_NODES: 1599, DAG_COMPRESSION_RETAINED_NODES: 370 - UnprovableResult [Line: 155]: 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 1521#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...