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_product16.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 17:10:45,862 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 17:10:45,865 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 17:10:45,877 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 17:10:45,877 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 17:10:45,879 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 17:10:45,880 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 17:10:45,882 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 17:10:45,884 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 17:10:45,885 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 17:10:45,886 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 17:10:45,887 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 17:10:45,887 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 17:10:45,888 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 17:10:45,889 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 17:10:45,890 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 17:10:45,891 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 17:10:45,892 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 17:10:45,894 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 17:10:45,896 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 17:10:45,897 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 17:10:45,898 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 17:10:45,899 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 17:10:45,900 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 17:10:45,903 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 17:10:45,903 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 17:10:45,903 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 17:10:45,904 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 17:10:45,905 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 17:10:45,906 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 17:10:45,906 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 17:10:45,907 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 17:10:45,907 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 17:10:45,908 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 17:10:45,909 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 17:10:45,909 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 17:10:45,910 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 17:10:45,910 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 17:10:45,910 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 17:10:45,911 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 17:10:45,912 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 17:10:45,913 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 17:10:45,929 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 17:10:45,930 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 17:10:45,931 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 17:10:45,932 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 17:10:45,932 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 17:10:45,932 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 17:10:45,932 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 17:10:45,932 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 17:10:45,933 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 17:10:45,933 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 17:10:45,933 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 17:10:45,933 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 17:10:45,933 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 17:10:45,933 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 17:10:45,934 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 17:10:45,934 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 17:10:45,934 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 17:10:45,935 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 17:10:45,935 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 17:10:45,936 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 17:10:45,936 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 17:10:45,936 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 17:10:45,936 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 17:10:45,937 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 17:10:45,937 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 17:10:45,937 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 17:10:45,937 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 17:10:45,937 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 17:10:45,938 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 17:10:46,004 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 17:10:46,020 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 17:10:46,024 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 17:10:46,025 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 17:10:46,026 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 17:10:46,027 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product16.cil.c [2019-09-25 17:10:46,102 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3314a278e/2d1ac9309fbc4739a87726e934d1ed65/FLAGf9adaaa66 [2019-09-25 17:10:46,726 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 17:10:46,727 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product16.cil.c [2019-09-25 17:10:46,745 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3314a278e/2d1ac9309fbc4739a87726e934d1ed65/FLAGf9adaaa66 [2019-09-25 17:10:46,938 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3314a278e/2d1ac9309fbc4739a87726e934d1ed65 [2019-09-25 17:10:46,950 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 17:10:46,951 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 17:10:46,952 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 17:10:46,953 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 17:10:46,956 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 17:10:46,957 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:10:46" (1/1) ... [2019-09-25 17:10:46,960 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a3d3672 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:10:46, skipping insertion in model container [2019-09-25 17:10:46,961 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:10:46" (1/1) ... [2019-09-25 17:10:46,967 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 17:10:47,015 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 17:10:47,460 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:10:47,477 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 17:10:47,564 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:10:47,602 INFO L192 MainTranslator]: Completed translation [2019-09-25 17:10:47,602 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:10:47 WrapperNode [2019-09-25 17:10:47,602 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 17:10:47,603 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 17:10:47,603 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 17:10:47,603 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 17:10:47,614 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:10:47" (1/1) ... [2019-09-25 17:10:47,614 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:10:47" (1/1) ... [2019-09-25 17:10:47,635 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:10:47" (1/1) ... [2019-09-25 17:10:47,635 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:10:47" (1/1) ... [2019-09-25 17:10:47,676 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:10:47" (1/1) ... [2019-09-25 17:10:47,686 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:10:47" (1/1) ... [2019-09-25 17:10:47,691 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:10:47" (1/1) ... [2019-09-25 17:10:47,699 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 17:10:47,700 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 17:10:47,700 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 17:10:47,700 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 17:10:47,701 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:10:47" (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 17:10:47,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 17:10:47,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 17:10:47,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-25 17:10:47,778 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-25 17:10:47,779 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-25 17:10:47,780 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-25 17:10:47,780 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-25 17:10:47,780 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-25 17:10:47,780 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-25 17:10:47,781 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-25 17:10:47,782 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-25 17:10:47,782 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-25 17:10:47,782 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-25 17:10:47,782 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-25 17:10:47,782 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-25 17:10:47,783 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-25 17:10:47,785 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 17:10:47,785 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-25 17:10:47,785 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-25 17:10:47,786 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-25 17:10:47,786 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-25 17:10:47,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-25 17:10:47,786 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-25 17:10:47,786 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-25 17:10:47,786 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-25 17:10:47,786 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-09-25 17:10:47,787 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-25 17:10:47,787 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-25 17:10:47,787 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-25 17:10:47,787 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-25 17:10:47,787 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-25 17:10:47,787 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-25 17:10:47,788 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-25 17:10:47,788 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-25 17:10:47,788 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-25 17:10:47,788 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-25 17:10:47,788 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-25 17:10:47,789 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-25 17:10:47,789 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-25 17:10:47,789 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-25 17:10:47,789 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 17:10:47,789 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 17:10:47,790 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-25 17:10:47,790 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-25 17:10:47,790 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-25 17:10:47,790 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-25 17:10:47,791 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-25 17:10:47,792 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-25 17:10:47,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-25 17:10:47,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 17:10:47,792 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-25 17:10:47,793 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-25 17:10:47,793 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 17:10:47,793 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-25 17:10:47,793 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-25 17:10:47,794 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 17:10:47,794 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-25 17:10:47,795 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-25 17:10:47,795 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-25 17:10:47,795 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-25 17:10:47,796 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-25 17:10:47,796 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-25 17:10:47,796 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-25 17:10:47,796 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-25 17:10:47,796 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-25 17:10:47,796 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-25 17:10:47,796 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-25 17:10:47,797 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-25 17:10:47,797 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-25 17:10:47,797 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-25 17:10:47,797 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-25 17:10:47,797 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-25 17:10:47,798 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-25 17:10:47,798 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-25 17:10:47,799 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-25 17:10:47,799 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-25 17:10:47,799 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-25 17:10:47,799 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-25 17:10:47,800 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 17:10:47,800 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-25 17:10:47,801 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-25 17:10:47,801 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-25 17:10:47,801 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-25 17:10:47,801 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-25 17:10:47,801 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-25 17:10:47,801 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-25 17:10:47,801 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-25 17:10:47,801 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-25 17:10:47,802 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-25 17:10:47,802 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-25 17:10:47,802 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-09-25 17:10:47,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 17:10:47,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-25 17:10:47,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 17:10:49,387 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 17:10:49,387 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-25 17:10:49,388 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:10:49 BoogieIcfgContainer [2019-09-25 17:10:49,389 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 17:10:49,389 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 17:10:49,389 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 17:10:49,390 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 17:10:49,391 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:10:49" (1/1) ... [2019-09-25 17:10:49,391 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 17:10:49,413 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 17:10:49,414 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 17:10:49,422 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 17:10:49,431 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 17:10:49,433 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 17:11:00,334 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-25 17:11:01,906 WARN L191 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-25 17:11:02,072 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 17:11:02,212 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 17:11:02,379 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 17:11:02,404 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-25 17:11:02,465 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-25 17:11:02,483 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-25 17:11:02,695 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-25 17:11:02,845 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-25 17:11:03,324 WARN L191 SmtUtils]: Spent 428.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 17:11:03,620 WARN L191 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 17:11:03,910 WARN L191 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 17:11:04,134 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 17:11:04,990 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-25 17:11:05,103 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-25 17:11:05,211 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-25 17:11:05,732 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-25 17:11:05,734 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 72 for LOIs [2019-09-25 17:11:05,787 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 63 for LOIs [2019-09-25 17:11:05,792 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 80 for LOIs [2019-09-25 17:11:05,801 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 17:11:05,802 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 17:11:05,804 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 466#(and (= |#t~string50.offset| 0) (= |#t~string20.offset| 0) (= |#t~string21.offset| 0) (= |#t~string44.offset| 0) (= |#t~string56.offset| 0) (= |#t~string29.offset| 0) (= ~switchedOnBeforeTS~0 0) (= |#t~string27.offset| 0) (= |#t~string54.offset| 0) (= |#t~string58.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string28.offset| 0) (= |#t~string66.offset| 0) (= |#t~string72.offset| 0) (= |#t~string64.offset| 0) (= |#t~string19.offset| 0) (= ~head~0.base 0) (= |#t~string46.offset| 0) (<= ~waterLevel~0 2147483647) (= |#t~string32.offset| 0) (= |#t~string30.offset| 0) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (= |#t~string52.offset| 0) (= |#NULL.base| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string18.offset| 0) (= |#t~string22.offset| 0) (= |#t~string48.offset| 0) (= ~head~0.offset 0) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (= |#t~string31.offset| 0) (= |#t~string70.offset| 0) (not (= 2 ~waterLevel~0)) (= |#NULL.offset| 0) (= |#t~string23.offset| 0)) [2019-09-25 17:11:05,824 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 17:11:05,824 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 17:11:05,826 INFO L168 Benchmark]: Toolchain (without parser) took 18874.47 ms. Allocated memory was 136.3 MB in the beginning and 513.3 MB in the end (delta: 377.0 MB). Free memory was 83.1 MB in the beginning and 285.9 MB in the end (delta: -202.8 MB). Peak memory consumption was 174.2 MB. Max. memory is 7.1 GB. [2019-09-25 17:11:05,829 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 136.3 MB. Free memory was 102.4 MB in the beginning and 102.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-25 17:11:05,832 INFO L168 Benchmark]: CACSL2BoogieTranslator took 650.19 ms. Allocated memory was 136.3 MB in the beginning and 196.6 MB in the end (delta: 60.3 MB). Free memory was 82.9 MB in the beginning and 162.4 MB in the end (delta: -79.5 MB). Peak memory consumption was 22.5 MB. Max. memory is 7.1 GB. [2019-09-25 17:11:05,843 INFO L168 Benchmark]: Boogie Preprocessor took 96.76 ms. Allocated memory is still 196.6 MB. Free memory was 162.4 MB in the beginning and 158.5 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-09-25 17:11:05,846 INFO L168 Benchmark]: RCFGBuilder took 1688.70 ms. Allocated memory was 196.6 MB in the beginning and 213.4 MB in the end (delta: 16.8 MB). Free memory was 158.5 MB in the beginning and 142.8 MB in the end (delta: 15.7 MB). Peak memory consumption was 98.9 MB. Max. memory is 7.1 GB. [2019-09-25 17:11:05,847 INFO L168 Benchmark]: Sifa took 16435.26 ms. Allocated memory was 213.4 MB in the beginning and 513.3 MB in the end (delta: 299.9 MB). Free memory was 142.8 MB in the beginning and 285.9 MB in the end (delta: -143.1 MB). Peak memory consumption was 156.8 MB. Max. memory is 7.1 GB. [2019-09-25 17:11:05,855 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 136.3 MB. Free memory was 102.4 MB in the beginning and 102.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 650.19 ms. Allocated memory was 136.3 MB in the beginning and 196.6 MB in the end (delta: 60.3 MB). Free memory was 82.9 MB in the beginning and 162.4 MB in the end (delta: -79.5 MB). Peak memory consumption was 22.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 96.76 ms. Allocated memory is still 196.6 MB. Free memory was 162.4 MB in the beginning and 158.5 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1688.70 ms. Allocated memory was 196.6 MB in the beginning and 213.4 MB in the end (delta: 16.8 MB). Free memory was 158.5 MB in the beginning and 142.8 MB in the end (delta: 15.7 MB). Peak memory consumption was 98.9 MB. Max. memory is 7.1 GB. * Sifa took 16435.26 ms. Allocated memory was 213.4 MB in the beginning and 513.3 MB in the end (delta: 299.9 MB). Free memory was 142.8 MB in the beginning and 285.9 MB in the end (delta: -143.1 MB). Peak memory consumption was 156.8 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]: 16391, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 198, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 130, TOOLS_POST_TIME[ms]: 12640, TOOLS_POST_CALL_APPLICATIONS: 58, TOOLS_POST_CALL_TIME[ms]: 136, TOOLS_POST_RETURN_APPLICATIONS: 51, TOOLS_POST_RETURN_TIME[ms]: 59, TOOLS_QUANTIFIERELIM_APPLICATIONS: 238, TOOLS_QUANTIFIERELIM_TIME[ms]: 12743, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12580, FLUID_QUERY_TIME[ms]: 12, FLUID_QUERIES: 200, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 69, DOMAIN_JOIN_TIME[ms]: 3307, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 2, DOMAIN_ISBOTTOM_APPLICATIONS: 37, DOMAIN_ISBOTTOM_TIME[ms]: 97, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 763, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 762, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 51, CALL_SUMMARIZER_CACHE_MISSES: 23, CALL_SUMMARIZER_OVERALL_TIME[ms]: 13039, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 13038, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 36, DAG_COMPRESSION_PROCESSED_NODES: 416, DAG_COMPRESSION_RETAINED_NODES: 238 - UnprovableResult [Line: 602]: 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 466#(and (= |#t~string50.offset| 0) (= |#t~string20.offset| 0) (= |#t~string21.offset| 0) (= |#t~string44.offset| 0) (= |#t~string56.offset| 0) (= |#t~string29.offset| 0) (= ~switchedOnBeforeTS~0 0) (= |#t~string27.offset| 0) (= |#t~string54.offset| 0) (= |#t~string58.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string28.offset| 0) (= |#t~string66.offset| 0) (= |#t~string72.offset| 0) (= |#t~string64.offset| 0) (= |#t~string19.offset| 0) (= ~head~0.base 0) (= |#t~string46.offset| 0) (<= ~waterLevel~0 2147483647) (= |#t~string32.offset| 0) (= |#t~string30.offset| 0) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (= |#t~string52.offset| 0) (= |#NULL.base| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string18.offset| 0) (= |#t~string22.offset| 0) (= |#t~string48.offset| 0) (= ~head~0.offset 0) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (= |#t~string31.offset| 0) (= |#t~string70.offset| 0) (not (= 2 ~waterLevel~0)) (= |#NULL.offset| 0) (= |#t~string23.offset| 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...