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_product55.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 17:08:17,541 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 17:08:17,543 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 17:08:17,555 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 17:08:17,556 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 17:08:17,557 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 17:08:17,558 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 17:08:17,560 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 17:08:17,562 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 17:08:17,563 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 17:08:17,564 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 17:08:17,565 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 17:08:17,565 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 17:08:17,566 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 17:08:17,567 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 17:08:17,568 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 17:08:17,569 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 17:08:17,570 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 17:08:17,572 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 17:08:17,574 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 17:08:17,575 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 17:08:17,576 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 17:08:17,577 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 17:08:17,578 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 17:08:17,580 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 17:08:17,581 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 17:08:17,581 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 17:08:17,582 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 17:08:17,582 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 17:08:17,586 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 17:08:17,587 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 17:08:17,588 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 17:08:17,591 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 17:08:17,591 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 17:08:17,592 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 17:08:17,593 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 17:08:17,595 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 17:08:17,595 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 17:08:17,596 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 17:08:17,597 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 17:08:17,597 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 17:08:17,601 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 17:08:17,625 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 17:08:17,625 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 17:08:17,628 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 17:08:17,628 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 17:08:17,628 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 17:08:17,629 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 17:08:17,629 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 17:08:17,629 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 17:08:17,630 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 17:08:17,630 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 17:08:17,631 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 17:08:17,631 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 17:08:17,631 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 17:08:17,632 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 17:08:17,632 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 17:08:17,632 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 17:08:17,632 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 17:08:17,633 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 17:08:17,633 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 17:08:17,633 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 17:08:17,633 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 17:08:17,634 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 17:08:17,634 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 17:08:17,634 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 17:08:17,635 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 17:08:17,635 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 17:08:17,635 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 17:08:17,635 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 17:08:17,635 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 17:08:17,687 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 17:08:17,699 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 17:08:17,703 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 17:08:17,704 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 17:08:17,705 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 17:08:17,706 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product55.cil.c [2019-09-25 17:08:17,785 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4adf4506/dc632ce1f9274a9b801fbbaeb2346960/FLAGdb4796421 [2019-09-25 17:08:18,296 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 17:08:18,296 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product55.cil.c [2019-09-25 17:08:18,311 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4adf4506/dc632ce1f9274a9b801fbbaeb2346960/FLAGdb4796421 [2019-09-25 17:08:18,602 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4adf4506/dc632ce1f9274a9b801fbbaeb2346960 [2019-09-25 17:08:18,612 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 17:08:18,614 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 17:08:18,614 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 17:08:18,615 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 17:08:18,617 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 17:08:18,618 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:08:18" (1/1) ... [2019-09-25 17:08:18,620 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8c6722 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:18, skipping insertion in model container [2019-09-25 17:08:18,620 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:08:18" (1/1) ... [2019-09-25 17:08:18,628 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 17:08:18,685 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 17:08:19,309 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:08:19,324 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 17:08:19,472 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:08:19,519 INFO L192 MainTranslator]: Completed translation [2019-09-25 17:08:19,519 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:19 WrapperNode [2019-09-25 17:08:19,520 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 17:08:19,521 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 17:08:19,521 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 17:08:19,521 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 17:08:19,533 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:19" (1/1) ... [2019-09-25 17:08:19,534 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:19" (1/1) ... [2019-09-25 17:08:19,554 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:19" (1/1) ... [2019-09-25 17:08:19,555 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:19" (1/1) ... [2019-09-25 17:08:19,607 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:19" (1/1) ... [2019-09-25 17:08:19,623 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:19" (1/1) ... [2019-09-25 17:08:19,628 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:19" (1/1) ... [2019-09-25 17:08:19,638 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 17:08:19,639 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 17:08:19,639 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 17:08:19,639 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 17:08:19,644 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:19" (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 17:08:19,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 17:08:19,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 17:08:19,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-25 17:08:19,727 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-25 17:08:19,727 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-25 17:08:19,727 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-25 17:08:19,727 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-25 17:08:19,728 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-25 17:08:19,728 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-25 17:08:19,728 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-25 17:08:19,728 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-25 17:08:19,729 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-25 17:08:19,729 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-25 17:08:19,729 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-25 17:08:19,729 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-25 17:08:19,729 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-25 17:08:19,730 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-25 17:08:19,730 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-25 17:08:19,730 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-25 17:08:19,730 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-25 17:08:19,730 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-25 17:08:19,731 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-25 17:08:19,731 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-25 17:08:19,731 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-25 17:08:19,731 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-25 17:08:19,731 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-25 17:08:19,732 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-25 17:08:19,732 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-25 17:08:19,732 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-25 17:08:19,732 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-25 17:08:19,732 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-25 17:08:19,733 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-25 17:08:19,733 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-25 17:08:19,733 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-25 17:08:19,733 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-25 17:08:19,733 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-25 17:08:19,733 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-25 17:08:19,734 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-25 17:08:19,734 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-25 17:08:19,734 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-25 17:08:19,734 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-25 17:08:19,734 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 17:08:19,734 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-25 17:08:19,734 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 17:08:19,735 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 17:08:19,735 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-25 17:08:19,735 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-25 17:08:19,735 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-25 17:08:19,735 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-25 17:08:19,735 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-25 17:08:19,736 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-25 17:08:19,736 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-25 17:08:19,736 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-25 17:08:19,736 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-25 17:08:19,736 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-25 17:08:19,736 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-25 17:08:19,736 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-25 17:08:19,737 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-25 17:08:19,737 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-25 17:08:19,737 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-25 17:08:19,737 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-25 17:08:19,737 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-25 17:08:19,737 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-25 17:08:19,738 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-25 17:08:19,738 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-25 17:08:19,738 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-25 17:08:19,738 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-25 17:08:19,738 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-25 17:08:19,738 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-25 17:08:19,739 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-25 17:08:19,739 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-25 17:08:19,739 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-25 17:08:19,739 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-25 17:08:19,739 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-25 17:08:19,739 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-25 17:08:19,739 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-25 17:08:19,740 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-25 17:08:19,740 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-25 17:08:19,740 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-25 17:08:19,740 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-25 17:08:19,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-25 17:08:19,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 17:08:19,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-25 17:08:19,741 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-25 17:08:19,741 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 17:08:19,741 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-25 17:08:19,741 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-25 17:08:19,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 17:08:19,742 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-25 17:08:19,742 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-25 17:08:19,742 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-25 17:08:19,742 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-25 17:08:19,742 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-25 17:08:19,742 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-25 17:08:19,742 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-25 17:08:19,743 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-25 17:08:19,743 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 17:08:19,743 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 17:08:19,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-25 17:08:19,743 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 17:08:21,217 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 17:08:21,217 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-25 17:08:21,219 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:08:21 BoogieIcfgContainer [2019-09-25 17:08:21,219 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 17:08:21,220 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 17:08:21,220 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 17:08:21,221 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 17:08:21,222 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:08:21" (1/1) ... [2019-09-25 17:08:21,223 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 17:08:21,251 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 17:08:21,251 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 17:08:21,267 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 17:08:21,277 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 17:08:21,279 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 17:08:32,063 WARN L191 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-25 17:08:33,804 WARN L191 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-25 17:08:33,967 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 17:08:34,104 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 17:08:34,237 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 17:08:34,259 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-25 17:08:34,325 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-25 17:08:34,342 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-25 17:08:35,013 WARN L191 SmtUtils]: Spent 467.00 ms on a formula simplification that was a NOOP. DAG size: 517 [2019-09-25 17:08:35,446 WARN L191 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 517 [2019-09-25 17:08:35,823 WARN L191 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-25 17:08:36,133 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-25 17:08:36,414 WARN L191 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-25 17:08:36,639 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-25 17:08:36,828 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 531 [2019-09-25 17:08:36,991 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 531 [2019-09-25 17:08:37,136 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 527 [2019-09-25 17:08:37,763 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 528 [2019-09-25 17:08:38,799 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 525 [2019-09-25 17:08:38,950 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 525 [2019-09-25 17:08:39,389 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 537 DAG size of output: 534 [2019-09-25 17:08:39,824 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 10 for LOIs [2019-09-25 17:08:39,868 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-25 17:08:39,876 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 3 for LOIs [2019-09-25 17:08:39,879 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-25 17:08:39,880 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 17:08:39,880 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 17:08:39,882 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1090#(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))) [2019-09-25 17:08:39,894 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 17:08:39,894 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 17:08:39,896 INFO L168 Benchmark]: Toolchain (without parser) took 21282.00 ms. Allocated memory was 133.2 MB in the beginning and 509.1 MB in the end (delta: 375.9 MB). Free memory was 87.5 MB in the beginning and 175.1 MB in the end (delta: -87.5 MB). Peak memory consumption was 288.4 MB. Max. memory is 7.1 GB. [2019-09-25 17:08:39,897 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 133.2 MB. Free memory was 107.3 MB in the beginning and 107.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-25 17:08:39,898 INFO L168 Benchmark]: CACSL2BoogieTranslator took 905.99 ms. Allocated memory was 133.2 MB in the beginning and 202.4 MB in the end (delta: 69.2 MB). Free memory was 87.3 MB in the beginning and 164.6 MB in the end (delta: -77.3 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. [2019-09-25 17:08:39,899 INFO L168 Benchmark]: Boogie Preprocessor took 117.35 ms. Allocated memory is still 202.4 MB. Free memory was 164.6 MB in the beginning and 160.3 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-09-25 17:08:39,900 INFO L168 Benchmark]: RCFGBuilder took 1580.88 ms. Allocated memory was 202.4 MB in the beginning and 227.0 MB in the end (delta: 24.6 MB). Free memory was 160.3 MB in the beginning and 138.3 MB in the end (delta: 22.0 MB). Peak memory consumption was 86.9 MB. Max. memory is 7.1 GB. [2019-09-25 17:08:39,901 INFO L168 Benchmark]: Sifa took 18674.53 ms. Allocated memory was 227.0 MB in the beginning and 509.1 MB in the end (delta: 282.1 MB). Free memory was 138.3 MB in the beginning and 175.1 MB in the end (delta: -36.8 MB). Peak memory consumption was 245.3 MB. Max. memory is 7.1 GB. [2019-09-25 17:08:39,904 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 133.2 MB. Free memory was 107.3 MB in the beginning and 107.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 905.99 ms. Allocated memory was 133.2 MB in the beginning and 202.4 MB in the end (delta: 69.2 MB). Free memory was 87.3 MB in the beginning and 164.6 MB in the end (delta: -77.3 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 117.35 ms. Allocated memory is still 202.4 MB. Free memory was 164.6 MB in the beginning and 160.3 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1580.88 ms. Allocated memory was 202.4 MB in the beginning and 227.0 MB in the end (delta: 24.6 MB). Free memory was 160.3 MB in the beginning and 138.3 MB in the end (delta: 22.0 MB). Peak memory consumption was 86.9 MB. Max. memory is 7.1 GB. * Sifa took 18674.53 ms. Allocated memory was 227.0 MB in the beginning and 509.1 MB in the end (delta: 282.1 MB). Free memory was 138.3 MB in the beginning and 175.1 MB in the end (delta: -36.8 MB). Peak memory consumption was 245.3 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]: 18632, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 426, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 295, TOOLS_POST_TIME[ms]: 12765, TOOLS_POST_CALL_APPLICATIONS: 113, TOOLS_POST_CALL_TIME[ms]: 183, TOOLS_POST_RETURN_APPLICATIONS: 104, TOOLS_POST_RETURN_TIME[ms]: 110, TOOLS_QUANTIFIERELIM_APPLICATIONS: 512, TOOLS_QUANTIFIERELIM_TIME[ms]: 12921, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12627, FLUID_QUERY_TIME[ms]: 17, FLUID_QUERIES: 440, FLUID_YES_ANSWERS: 8, DOMAIN_JOIN_APPLICATIONS: 143, DOMAIN_JOIN_TIME[ms]: 5005, DOMAIN_ALPHA_APPLICATIONS: 8, DOMAIN_ALPHA_TIME[ms]: 12, DOMAIN_WIDEN_APPLICATIONS: 5, DOMAIN_WIDEN_TIME[ms]: 15, DOMAIN_ISSUBSETEQ_APPLICATIONS: 14, DOMAIN_ISSUBSETEQ_TIME[ms]: 46, DOMAIN_ISBOTTOM_APPLICATIONS: 89, DOMAIN_ISBOTTOM_TIME[ms]: 302, LOOP_SUMMARIZER_APPLICATIONS: 9, LOOP_SUMMARIZER_CACHE_MISSES: 9, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 925, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 925, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 14, CALL_SUMMARIZER_APPLICATIONS: 104, CALL_SUMMARIZER_CACHE_MISSES: 31, CALL_SUMMARIZER_OVERALL_TIME[ms]: 13095, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 13094, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 7, DAG_COMPRESSION_TIME[ms]: 46, DAG_COMPRESSION_PROCESSED_NODES: 817, DAG_COMPRESSION_RETAINED_NODES: 305 - UnprovableResult [Line: 1009]: 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 1090#(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...