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.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product13.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 06:07:31,891 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 06:07:31,893 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 06:07:31,905 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 06:07:31,906 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 06:07:31,907 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 06:07:31,908 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 06:07:31,910 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 06:07:31,912 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 06:07:31,912 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 06:07:31,913 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 06:07:31,914 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 06:07:31,915 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 06:07:31,916 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 06:07:31,917 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 06:07:31,918 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 06:07:31,919 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 06:07:31,920 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 06:07:31,921 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 06:07:31,923 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 06:07:31,925 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 06:07:31,926 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 06:07:31,927 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 06:07:31,928 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 06:07:31,930 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 06:07:31,930 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 06:07:31,930 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 06:07:31,931 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 06:07:31,932 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 06:07:31,933 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 06:07:31,933 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 06:07:31,934 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 06:07:31,934 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 06:07:31,935 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 06:07:31,936 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 06:07:31,936 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 06:07:31,937 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 06:07:31,937 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 06:07:31,937 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 06:07:31,938 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 06:07:31,939 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 06:07:31,940 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 [2019-09-17 06:07:31,954 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 06:07:31,955 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 06:07:31,956 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 06:07:31,956 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 06:07:31,956 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 06:07:31,957 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 06:07:31,957 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 06:07:31,957 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 06:07:31,957 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 06:07:31,957 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 06:07:31,957 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 06:07:31,958 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 06:07:31,958 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 06:07:31,958 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 06:07:31,958 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 06:07:31,958 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 06:07:31,959 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 06:07:31,959 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 06:07:31,959 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 06:07:31,959 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 06:07:31,960 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 06:07:31,960 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 06:07:31,960 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 06:07:31,960 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 06:07:31,960 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 06:07:31,961 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 06:07:31,961 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 06:07:31,961 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 06:07:31,961 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: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-17 06:07:31,992 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 06:07:32,005 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 06:07:32,008 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 06:07:32,010 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 06:07:32,010 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 06:07:32,011 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product13.cil.c [2019-09-17 06:07:32,069 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e2848256/c6f7acad01674abea49fe77b292783db/FLAG652d201d4 [2019-09-17 06:07:32,584 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 06:07:32,585 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product13.cil.c [2019-09-17 06:07:32,597 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e2848256/c6f7acad01674abea49fe77b292783db/FLAG652d201d4 [2019-09-17 06:07:32,894 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e2848256/c6f7acad01674abea49fe77b292783db [2019-09-17 06:07:32,904 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 06:07:32,906 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 06:07:32,907 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 06:07:32,907 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 06:07:32,910 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 06:07:32,911 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:07:32" (1/1) ... [2019-09-17 06:07:32,914 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63939978 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:07:32, skipping insertion in model container [2019-09-17 06:07:32,914 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:07:32" (1/1) ... [2019-09-17 06:07:32,922 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 06:07:32,968 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 06:07:33,440 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 06:07:33,454 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 06:07:33,587 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 06:07:33,631 INFO L192 MainTranslator]: Completed translation [2019-09-17 06:07:33,632 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:07:33 WrapperNode [2019-09-17 06:07:33,632 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 06:07:33,633 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 06:07:33,633 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 06:07:33,633 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 06:07:33,646 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:07:33" (1/1) ... [2019-09-17 06:07:33,646 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:07:33" (1/1) ... [2019-09-17 06:07:33,667 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:07:33" (1/1) ... [2019-09-17 06:07:33,667 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:07:33" (1/1) ... [2019-09-17 06:07:33,722 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:07:33" (1/1) ... [2019-09-17 06:07:33,739 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:07:33" (1/1) ... [2019-09-17 06:07:33,744 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:07:33" (1/1) ... [2019-09-17 06:07:33,767 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 06:07:33,768 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 06:07:33,768 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 06:07:33,768 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 06:07:33,773 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:07:33" (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 [2019-09-17 06:07:33,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 06:07:33,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 06:07:33,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 06:07:33,843 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 06:07:33,844 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 06:07:33,844 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 06:07:33,845 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 06:07:33,845 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 06:07:33,845 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 06:07:33,845 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 06:07:33,846 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 06:07:33,846 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 06:07:33,847 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 06:07:33,847 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 06:07:33,847 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 06:07:33,847 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 06:07:33,849 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-17 06:07:33,850 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 06:07:33,850 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 06:07:33,850 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 06:07:33,850 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 06:07:33,850 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 06:07:33,850 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 06:07:33,850 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-17 06:07:33,851 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 06:07:33,851 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-09-17 06:07:33,851 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 06:07:33,851 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 06:07:33,851 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 06:07:33,851 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 06:07:33,852 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 06:07:33,852 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 06:07:33,852 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 06:07:33,852 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 06:07:33,852 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 06:07:33,853 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 06:07:33,853 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 06:07:33,853 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 06:07:33,853 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 06:07:33,853 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 06:07:33,853 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 06:07:33,854 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 06:07:33,854 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 06:07:33,854 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 06:07:33,854 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 06:07:33,854 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 06:07:33,854 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 06:07:33,856 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 06:07:33,856 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 06:07:33,857 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 06:07:33,857 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 06:07:33,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 06:07:33,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 06:07:33,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 06:07:33,857 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 06:07:33,857 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 06:07:33,858 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 06:07:33,858 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 06:07:33,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 06:07:33,858 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 06:07:33,859 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 06:07:33,859 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 06:07:33,859 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 06:07:33,859 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 06:07:33,859 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-17 06:07:33,860 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 06:07:33,860 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 06:07:33,860 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 06:07:33,860 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 06:07:33,860 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 06:07:33,861 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 06:07:33,861 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 06:07:33,861 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 06:07:33,862 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 06:07:33,862 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 06:07:33,862 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 06:07:33,863 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 06:07:33,863 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 06:07:33,863 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 06:07:33,863 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-17 06:07:33,864 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 06:07:33,864 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-09-17 06:07:33,864 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 06:07:33,865 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 06:07:33,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 06:07:33,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 06:07:35,441 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 06:07:35,442 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 06:07:35,444 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:07:35 BoogieIcfgContainer [2019-09-17 06:07:35,444 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 06:07:35,444 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 06:07:35,444 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 06:07:35,445 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 06:07:35,446 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:07:35" (1/1) ... [2019-09-17 06:07:35,447 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-17 06:07:35,483 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 06:07:35,483 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 06:07:35,495 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 06:07:35,505 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 06:07:35,507 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 06:07:46,445 WARN L191 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-17 06:07:48,197 WARN L191 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 06:07:48,360 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-17 06:07:48,524 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-17 06:07:48,649 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-17 06:07:48,674 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 478 for LOIs [2019-09-17 06:07:48,721 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 478 for LOIs [2019-09-17 06:07:48,727 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 478 for LOIs [2019-09-17 06:07:48,874 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 482 [2019-09-17 06:07:49,002 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 482 [2019-09-17 06:07:49,430 WARN L191 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2019-09-17 06:07:49,705 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2019-09-17 06:07:50,066 WARN L191 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2019-09-17 06:07:50,291 WARN L191 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2019-09-17 06:07:50,763 WARN L191 SmtUtils]: Spent 426.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-17 06:07:51,115 WARN L191 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-17 06:07:51,643 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 525 DAG size of output: 525 [2019-09-17 06:07:51,918 WARN L191 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 525 [2019-09-17 06:07:52,343 WARN L191 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 531 [2019-09-17 06:07:52,668 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 531 [2019-09-17 06:07:53,085 WARN L191 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 535 [2019-09-17 06:07:53,390 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-17 06:07:54,043 WARN L191 SmtUtils]: Spent 633.00 ms on a formula simplification. DAG size of input: 550 DAG size of output: 548 [2019-09-17 06:07:54,631 WARN L191 SmtUtils]: Spent 587.00 ms on a formula simplification that was a NOOP. DAG size: 548 [2019-09-17 06:07:55,074 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 540 DAG size of output: 533 [2019-09-17 06:07:55,363 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-17 06:07:56,162 WARN L191 SmtUtils]: Spent 757.00 ms on a formula simplification. DAG size of input: 540 DAG size of output: 538 [2019-09-17 06:07:56,654 WARN L191 SmtUtils]: Spent 490.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-17 06:07:57,049 WARN L191 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 537 DAG size of output: 536 [2019-09-17 06:07:57,380 WARN L191 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-17 06:07:57,643 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 549 DAG size of output: 482 [2019-09-17 06:07:58,492 WARN L191 SmtUtils]: Spent 632.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-17 06:07:58,815 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-17 06:07:59,289 WARN L191 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 528 DAG size of output: 528 [2019-09-17 06:07:59,767 WARN L191 SmtUtils]: Spent 469.00 ms on a formula simplification that was a NOOP. DAG size: 528 [2019-09-17 06:08:00,306 WARN L191 SmtUtils]: Spent 475.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-17 06:08:00,636 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-17 06:08:00,961 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-17 06:08:01,273 WARN L191 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-17 06:08:01,852 WARN L191 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 553 DAG size of output: 553 [2019-09-17 06:08:02,431 WARN L191 SmtUtils]: Spent 577.00 ms on a formula simplification that was a NOOP. DAG size: 553 [2019-09-17 06:08:02,855 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 539 DAG size of output: 537 [2019-09-17 06:08:03,104 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 537 DAG size of output: 536 [2019-09-17 06:08:03,606 WARN L191 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 547 DAG size of output: 543 [2019-09-17 06:08:03,977 WARN L191 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2019-09-17 06:08:04,294 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 544 DAG size of output: 540 [2019-09-17 06:08:04,566 WARN L191 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 540 DAG size of output: 539 [2019-09-17 06:08:04,597 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-17 06:08:04,600 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 510 for LOIs [2019-09-17 06:08:05,102 WARN L191 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 525 DAG size of output: 521 [2019-09-17 06:08:05,459 WARN L191 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 521 [2019-09-17 06:08:05,954 WARN L191 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 532 DAG size of output: 525 [2019-09-17 06:08:05,958 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 1 for LOIs [2019-09-17 06:08:05,962 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 12 for LOIs [2019-09-17 06:08:05,964 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 06:08:05,964 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 06:08:05,966 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 321#(and (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2019-09-17 06:08:05,978 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 06:08:05,978 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 06:08:05,980 INFO L168 Benchmark]: Toolchain (without parser) took 33073.73 ms. Allocated memory was 136.8 MB in the beginning and 800.6 MB in the end (delta: 663.7 MB). Free memory was 83.6 MB in the beginning and 193.1 MB in the end (delta: -109.5 MB). Peak memory consumption was 554.3 MB. Max. memory is 7.1 GB. [2019-09-17 06:08:05,980 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 136.8 MB. Free memory was 103.0 MB in the beginning and 102.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 06:08:05,981 INFO L168 Benchmark]: CACSL2BoogieTranslator took 725.92 ms. Allocated memory was 136.8 MB in the beginning and 197.7 MB in the end (delta: 60.8 MB). Free memory was 83.4 MB in the beginning and 163.8 MB in the end (delta: -80.4 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2019-09-17 06:08:05,982 INFO L168 Benchmark]: Boogie Preprocessor took 134.39 ms. Allocated memory is still 197.7 MB. Free memory was 163.8 MB in the beginning and 159.8 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-09-17 06:08:05,983 INFO L168 Benchmark]: RCFGBuilder took 1676.13 ms. Allocated memory was 197.7 MB in the beginning and 216.5 MB in the end (delta: 18.9 MB). Free memory was 159.8 MB in the beginning and 148.8 MB in the end (delta: 11.0 MB). Peak memory consumption was 97.0 MB. Max. memory is 7.1 GB. [2019-09-17 06:08:05,984 INFO L168 Benchmark]: Sifa took 30533.72 ms. Allocated memory was 216.5 MB in the beginning and 800.6 MB in the end (delta: 584.1 MB). Free memory was 148.8 MB in the beginning and 193.1 MB in the end (delta: -44.2 MB). Peak memory consumption was 539.8 MB. Max. memory is 7.1 GB. [2019-09-17 06:08:05,987 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 136.8 MB. Free memory was 103.0 MB in the beginning and 102.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 725.92 ms. Allocated memory was 136.8 MB in the beginning and 197.7 MB in the end (delta: 60.8 MB). Free memory was 83.4 MB in the beginning and 163.8 MB in the end (delta: -80.4 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 134.39 ms. Allocated memory is still 197.7 MB. Free memory was 163.8 MB in the beginning and 159.8 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1676.13 ms. Allocated memory was 197.7 MB in the beginning and 216.5 MB in the end (delta: 18.9 MB). Free memory was 159.8 MB in the beginning and 148.8 MB in the end (delta: 11.0 MB). Peak memory consumption was 97.0 MB. Max. memory is 7.1 GB. * Sifa took 30533.72 ms. Allocated memory was 216.5 MB in the beginning and 800.6 MB in the end (delta: 584.1 MB). Free memory was 148.8 MB in the beginning and 193.1 MB in the end (delta: -44.2 MB). Peak memory consumption was 539.8 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]: 30483, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 168, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 111, TOOLS_POST_TIME[ms]: 13003, TOOLS_POST_CALL_APPLICATIONS: 49, TOOLS_POST_CALL_TIME[ms]: 432, TOOLS_POST_RETURN_APPLICATIONS: 42, TOOLS_POST_RETURN_TIME[ms]: 232, TOOLS_QUANTIFIERELIM_APPLICATIONS: 201, TOOLS_QUANTIFIERELIM_TIME[ms]: 13513, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12765, FLUID_QUERY_TIME[ms]: 14, FLUID_QUERIES: 172, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 52, DOMAIN_JOIN_TIME[ms]: 13959, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 2364, DOMAIN_ISSUBSETEQ_APPLICATIONS: 4, DOMAIN_ISSUBSETEQ_TIME[ms]: 58, DOMAIN_ISBOTTOM_APPLICATIONS: 30, DOMAIN_ISBOTTOM_TIME[ms]: 278, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 12025, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12024, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 42, CALL_SUMMARIZER_CACHE_MISSES: 19, CALL_SUMMARIZER_OVERALL_TIME[ms]: 13221, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 13220, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 38, DAG_COMPRESSION_PROCESSED_NODES: 297, DAG_COMPRESSION_RETAINED_NODES: 174 - UnprovableResult [Line: 496]: 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 321#(and (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...