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_spec5_product40.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 17:11:25,748 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 17:11:25,750 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 17:11:25,762 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 17:11:25,762 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 17:11:25,763 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 17:11:25,765 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 17:11:25,767 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 17:11:25,769 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 17:11:25,769 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 17:11:25,770 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 17:11:25,772 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 17:11:25,772 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 17:11:25,773 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 17:11:25,774 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 17:11:25,775 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 17:11:25,776 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 17:11:25,777 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 17:11:25,779 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 17:11:25,781 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 17:11:25,782 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 17:11:25,784 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 17:11:25,785 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 17:11:25,785 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 17:11:25,788 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 17:11:25,788 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 17:11:25,788 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 17:11:25,789 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 17:11:25,790 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 17:11:25,791 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 17:11:25,791 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 17:11:25,792 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 17:11:25,792 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 17:11:25,793 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 17:11:25,794 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 17:11:25,794 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 17:11:25,795 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 17:11:25,795 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 17:11:25,795 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 17:11:25,796 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 17:11:25,797 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 17:11:25,798 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 17:11:25,813 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 17:11:25,813 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 17:11:25,814 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 17:11:25,814 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 17:11:25,815 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 17:11:25,815 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 17:11:25,815 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 17:11:25,815 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 17:11:25,815 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 17:11:25,816 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 17:11:25,816 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 17:11:25,816 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 17:11:25,816 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 17:11:25,816 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 17:11:25,817 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 17:11:25,817 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 17:11:25,817 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 17:11:25,817 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 17:11:25,817 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 17:11:25,818 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 17:11:25,818 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 17:11:25,818 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 17:11:25,818 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 17:11:25,819 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 17:11:25,819 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 17:11:25,819 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 17:11:25,819 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 17:11:25,819 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 17:11:25,820 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 17:11:25,858 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 17:11:25,871 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 17:11:25,874 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 17:11:25,876 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 17:11:25,876 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 17:11:25,877 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product40.cil.c [2019-09-25 17:11:25,941 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b86d1009/6aa6791fbdee44628a3b066a9ec6c90e/FLAGab45eca58 [2019-09-25 17:11:26,474 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 17:11:26,474 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product40.cil.c [2019-09-25 17:11:26,487 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b86d1009/6aa6791fbdee44628a3b066a9ec6c90e/FLAGab45eca58 [2019-09-25 17:11:26,731 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b86d1009/6aa6791fbdee44628a3b066a9ec6c90e [2019-09-25 17:11:26,740 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 17:11:26,742 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 17:11:26,743 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 17:11:26,743 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 17:11:26,747 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 17:11:26,748 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:11:26" (1/1) ... [2019-09-25 17:11:26,751 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35b1b3da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:11:26, skipping insertion in model container [2019-09-25 17:11:26,751 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:11:26" (1/1) ... [2019-09-25 17:11:26,759 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 17:11:26,818 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 17:11:27,380 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:11:27,394 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 17:11:27,482 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:11:27,522 INFO L192 MainTranslator]: Completed translation [2019-09-25 17:11:27,522 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:11:27 WrapperNode [2019-09-25 17:11:27,523 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 17:11:27,523 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 17:11:27,523 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 17:11:27,523 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 17:11:27,534 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:11:27" (1/1) ... [2019-09-25 17:11:27,534 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:11:27" (1/1) ... [2019-09-25 17:11:27,552 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:11:27" (1/1) ... [2019-09-25 17:11:27,553 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:11:27" (1/1) ... [2019-09-25 17:11:27,581 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:11:27" (1/1) ... [2019-09-25 17:11:27,591 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:11:27" (1/1) ... [2019-09-25 17:11:27,599 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:11:27" (1/1) ... [2019-09-25 17:11:27,606 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 17:11:27,607 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 17:11:27,607 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 17:11:27,607 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 17:11:27,608 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:11:27" (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 17:11:27,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 17:11:27,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 17:11:27,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-25 17:11:27,663 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-25 17:11:27,663 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-25 17:11:27,663 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-25 17:11:27,663 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-25 17:11:27,664 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-25 17:11:27,664 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-25 17:11:27,664 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-25 17:11:27,664 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-25 17:11:27,664 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-25 17:11:27,664 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-25 17:11:27,665 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-25 17:11:27,665 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-25 17:11:27,665 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-25 17:11:27,665 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-25 17:11:27,665 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-25 17:11:27,665 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-25 17:11:27,665 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-25 17:11:27,666 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-25 17:11:27,666 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-25 17:11:27,666 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-25 17:11:27,666 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-25 17:11:27,666 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-25 17:11:27,666 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-25 17:11:27,667 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-25 17:11:27,667 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-25 17:11:27,667 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-25 17:11:27,667 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 17:11:27,667 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-25 17:11:27,667 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-25 17:11:27,668 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-25 17:11:27,668 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-25 17:11:27,668 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-25 17:11:27,668 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-25 17:11:27,668 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-25 17:11:27,668 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-25 17:11:27,669 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-25 17:11:27,669 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-25 17:11:27,669 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-25 17:11:27,669 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-25 17:11:27,669 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 17:11:27,669 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 17:11:27,670 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-25 17:11:27,670 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-25 17:11:27,670 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-25 17:11:27,670 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-25 17:11:27,670 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-25 17:11:27,670 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-25 17:11:27,671 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-25 17:11:27,671 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-25 17:11:27,671 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-25 17:11:27,671 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-25 17:11:27,671 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-25 17:11:27,671 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-25 17:11:27,672 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-25 17:11:27,672 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-25 17:11:27,672 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-25 17:11:27,672 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-25 17:11:27,672 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-25 17:11:27,672 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-25 17:11:27,673 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-25 17:11:27,673 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-25 17:11:27,673 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-25 17:11:27,673 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-25 17:11:27,673 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-25 17:11:27,673 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-25 17:11:27,674 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-25 17:11:27,674 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-25 17:11:27,674 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-25 17:11:27,674 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-25 17:11:27,674 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-25 17:11:27,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-25 17:11:27,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 17:11:27,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-25 17:11:27,675 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-25 17:11:27,675 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 17:11:27,675 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-25 17:11:27,676 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-25 17:11:27,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 17:11:27,676 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-25 17:11:27,676 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-25 17:11:27,676 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-25 17:11:27,676 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-25 17:11:27,677 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-25 17:11:27,677 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-25 17:11:27,677 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-25 17:11:27,677 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-25 17:11:27,677 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-25 17:11:27,677 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-25 17:11:27,677 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-25 17:11:27,678 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-25 17:11:27,678 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 17:11:27,678 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-25 17:11:27,678 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 17:11:27,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-25 17:11:27,678 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 17:11:29,231 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 17:11:29,231 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-25 17:11:29,233 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:11:29 BoogieIcfgContainer [2019-09-25 17:11:29,233 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 17:11:29,233 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 17:11:29,234 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 17:11:29,234 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 17:11:29,236 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:11:29" (1/1) ... [2019-09-25 17:11:29,237 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 17:11:29,271 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 17:11:29,271 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 17:11:29,285 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 17:11:29,296 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 17:11:29,297 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 17:11:39,115 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-25 17:11:40,896 WARN L191 SmtUtils]: Spent 474.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-25 17:11:41,053 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 17:11:41,176 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 17:11:41,311 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 17:11:41,327 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-25 17:11:41,378 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-25 17:11:41,396 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-25 17:11:41,900 WARN L191 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 17:11:42,296 WARN L191 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 17:11:42,624 WARN L191 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 17:11:43,166 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 505 [2019-09-25 17:11:43,289 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 505 [2019-09-25 17:11:43,867 WARN L191 SmtUtils]: Spent 528.00 ms on a formula simplification that was a NOOP. DAG size: 522 [2019-09-25 17:11:44,413 WARN L191 SmtUtils]: Spent 481.00 ms on a formula simplification that was a NOOP. DAG size: 522 [2019-09-25 17:11:44,997 WARN L191 SmtUtils]: Spent 523.00 ms on a formula simplification that was a NOOP. DAG size: 522 [2019-09-25 17:11:45,566 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 508 [2019-09-25 17:11:45,700 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2019-09-25 17:11:46,030 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 522 [2019-09-25 17:11:46,299 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 522 [2019-09-25 17:11:46,551 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 522 [2019-09-25 17:11:46,805 WARN L191 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 522 [2019-09-25 17:11:47,018 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 522 [2019-09-25 17:11:47,269 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 522 [2019-09-25 17:11:47,496 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 522 [2019-09-25 17:11:47,732 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 522 [2019-09-25 17:11:47,917 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 522 [2019-09-25 17:11:48,105 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 522 [2019-09-25 17:11:48,666 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-25 17:11:48,668 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 78 for LOIs [2019-09-25 17:11:48,728 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 63 for LOIs [2019-09-25 17:11:48,734 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 80 for LOIs [2019-09-25 17:11:48,742 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 17:11:48,743 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 17:11:48,745 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 614#(and (= |#t~string8.offset| 0) (= |#t~string55.offset| 0) (= |#t~string44.offset| 0) (= |#t~string56.offset| 0) (= |#t~string4.offset| 0) (= |#t~string42.offset| 0) (= |#t~string47.offset| 0) (= ~switchedOnBeforeTS~0 0) (= |#t~string67.offset| 0) (= |#t~string54.offset| 0) (= |#t~string14.offset| 0) (= |#t~string10.offset| 0) (not (= ~pumpRunning~0 0)) (= ~head~0.base 0) (= |#t~string12.offset| 0) (= |#t~string46.offset| 0) (<= ~waterLevel~0 2147483647) (= ~cleanupTimeShifts~0 4) (= |#t~string73.offset| 0) (= |#t~string52.offset| 0) (= |#t~string43.offset| 0) (= |#NULL.base| 0) (= |#t~string71.offset| 0) (= |#t~string65.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string18.offset| 0) (= |#t~string16.offset| 0) (= ~head~0.offset 0) (= |#t~string51.offset| 0) (= |#t~string6.offset| 0) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (not (= 2 ~waterLevel~0)) (= |#t~string45.offset| 0) (= |#t~string69.offset| 0) (= |#NULL.offset| 0) (= |#t~string53.offset| 0)) [2019-09-25 17:11:48,758 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 17:11:48,758 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 17:11:48,760 INFO L168 Benchmark]: Toolchain (without parser) took 22017.99 ms. Allocated memory was 138.4 MB in the beginning and 575.7 MB in the end (delta: 437.3 MB). Free memory was 85.2 MB in the beginning and 310.1 MB in the end (delta: -225.0 MB). Peak memory consumption was 212.3 MB. Max. memory is 7.1 GB. [2019-09-25 17:11:48,761 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 138.4 MB. Free memory was 104.5 MB in the beginning and 104.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-25 17:11:48,762 INFO L168 Benchmark]: CACSL2BoogieTranslator took 779.95 ms. Allocated memory was 138.4 MB in the beginning and 201.3 MB in the end (delta: 62.9 MB). Free memory was 85.0 MB in the beginning and 166.7 MB in the end (delta: -81.7 MB). Peak memory consumption was 22.7 MB. Max. memory is 7.1 GB. [2019-09-25 17:11:48,763 INFO L168 Benchmark]: Boogie Preprocessor took 83.64 ms. Allocated memory is still 201.3 MB. Free memory was 166.7 MB in the beginning and 162.2 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2019-09-25 17:11:48,764 INFO L168 Benchmark]: RCFGBuilder took 1626.05 ms. Allocated memory was 201.3 MB in the beginning and 222.8 MB in the end (delta: 21.5 MB). Free memory was 162.2 MB in the beginning and 143.9 MB in the end (delta: 18.3 MB). Peak memory consumption was 93.0 MB. Max. memory is 7.1 GB. [2019-09-25 17:11:48,765 INFO L168 Benchmark]: Sifa took 19524.52 ms. Allocated memory was 222.8 MB in the beginning and 575.7 MB in the end (delta: 352.8 MB). Free memory was 143.9 MB in the beginning and 310.1 MB in the end (delta: -166.2 MB). Peak memory consumption was 186.6 MB. Max. memory is 7.1 GB. [2019-09-25 17:11:48,769 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 138.4 MB. Free memory was 104.5 MB in the beginning and 104.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 779.95 ms. Allocated memory was 138.4 MB in the beginning and 201.3 MB in the end (delta: 62.9 MB). Free memory was 85.0 MB in the beginning and 166.7 MB in the end (delta: -81.7 MB). Peak memory consumption was 22.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 83.64 ms. Allocated memory is still 201.3 MB. Free memory was 166.7 MB in the beginning and 162.2 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1626.05 ms. Allocated memory was 201.3 MB in the beginning and 222.8 MB in the end (delta: 21.5 MB). Free memory was 162.2 MB in the beginning and 143.9 MB in the end (delta: 18.3 MB). Peak memory consumption was 93.0 MB. Max. memory is 7.1 GB. * Sifa took 19524.52 ms. Allocated memory was 222.8 MB in the beginning and 575.7 MB in the end (delta: 352.8 MB). Free memory was 143.9 MB in the beginning and 310.1 MB in the end (delta: -166.2 MB). Peak memory consumption was 186.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 19474, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 230, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 161, TOOLS_POST_TIME[ms]: 11750, TOOLS_POST_CALL_APPLICATIONS: 65, TOOLS_POST_CALL_TIME[ms]: 157, TOOLS_POST_RETURN_APPLICATIONS: 58, TOOLS_POST_RETURN_TIME[ms]: 71, TOOLS_QUANTIFIERELIM_APPLICATIONS: 283, TOOLS_QUANTIFIERELIM_TIME[ms]: 11863, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11667, FLUID_QUERY_TIME[ms]: 14, FLUID_QUERIES: 232, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 85, DOMAIN_JOIN_TIME[ms]: 6927, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 231, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 9, DOMAIN_ISBOTTOM_APPLICATIONS: 37, DOMAIN_ISBOTTOM_TIME[ms]: 147, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 3983, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 3982, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 58, CALL_SUMMARIZER_CACHE_MISSES: 27, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12073, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12072, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 7, DAG_COMPRESSION_TIME[ms]: 49, DAG_COMPRESSION_PROCESSED_NODES: 601, DAG_COMPRESSION_RETAINED_NODES: 265 - UnprovableResult [Line: 850]: 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 614#(and (= |#t~string8.offset| 0) (= |#t~string55.offset| 0) (= |#t~string44.offset| 0) (= |#t~string56.offset| 0) (= |#t~string4.offset| 0) (= |#t~string42.offset| 0) (= |#t~string47.offset| 0) (= ~switchedOnBeforeTS~0 0) (= |#t~string67.offset| 0) (= |#t~string54.offset| 0) (= |#t~string14.offset| 0) (= |#t~string10.offset| 0) (not (= ~pumpRunning~0 0)) (= ~head~0.base 0) (= |#t~string12.offset| 0) (= |#t~string46.offset| 0) (<= ~waterLevel~0 2147483647) (= ~cleanupTimeShifts~0 4) (= |#t~string73.offset| 0) (= |#t~string52.offset| 0) (= |#t~string43.offset| 0) (= |#NULL.base| 0) (= |#t~string71.offset| 0) (= |#t~string65.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string18.offset| 0) (= |#t~string16.offset| 0) (= ~head~0.offset 0) (= |#t~string51.offset| 0) (= |#t~string6.offset| 0) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (not (= 2 ~waterLevel~0)) (= |#t~string45.offset| 0) (= |#t~string69.offset| 0) (= |#NULL.offset| 0) (= |#t~string53.offset| 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...