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_spec5_product02.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 06:09:00,014 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 06:09:00,016 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 06:09:00,028 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 06:09:00,029 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 06:09:00,030 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 06:09:00,031 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 06:09:00,033 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 06:09:00,035 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 06:09:00,035 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 06:09:00,036 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 06:09:00,038 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 06:09:00,038 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 06:09:00,039 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 06:09:00,040 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 06:09:00,041 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 06:09:00,042 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 06:09:00,043 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 06:09:00,044 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 06:09:00,046 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 06:09:00,048 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 06:09:00,049 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 06:09:00,051 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 06:09:00,051 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 06:09:00,054 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 06:09:00,054 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 06:09:00,054 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 06:09:00,055 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 06:09:00,056 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 06:09:00,057 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 06:09:00,057 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 06:09:00,058 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 06:09:00,059 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 06:09:00,059 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 06:09:00,061 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 06:09:00,061 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 06:09:00,062 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 06:09:00,062 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 06:09:00,062 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 06:09:00,063 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 06:09:00,063 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 06:09:00,064 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 06:09:00,079 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 06:09:00,079 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 06:09:00,080 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 06:09:00,080 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 06:09:00,081 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 06:09:00,081 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 06:09:00,081 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 06:09:00,081 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 06:09:00,082 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 06:09:00,082 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 06:09:00,082 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 06:09:00,082 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 06:09:00,082 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 06:09:00,082 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 06:09:00,083 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 06:09:00,083 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 06:09:00,083 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 06:09:00,083 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 06:09:00,083 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 06:09:00,084 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 06:09:00,084 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 06:09:00,084 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 06:09:00,084 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 06:09:00,085 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 06:09:00,085 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 06:09:00,085 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 06:09:00,085 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 06:09:00,085 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 06:09:00,086 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 06:09:00,121 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 06:09:00,134 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 06:09:00,138 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 06:09:00,139 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 06:09:00,140 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 06:09:00,140 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product02.cil.c [2019-09-17 06:09:00,203 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8800a1306/c2d2b0596171428d80ca889f98e7ee24/FLAG89fbb8681 [2019-09-17 06:09:00,763 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 06:09:00,767 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product02.cil.c [2019-09-17 06:09:00,794 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8800a1306/c2d2b0596171428d80ca889f98e7ee24/FLAG89fbb8681 [2019-09-17 06:09:01,051 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8800a1306/c2d2b0596171428d80ca889f98e7ee24 [2019-09-17 06:09:01,061 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 06:09:01,063 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 06:09:01,064 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 06:09:01,064 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 06:09:01,070 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 06:09:01,071 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:09:01" (1/1) ... [2019-09-17 06:09:01,073 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23ac3fee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:09:01, skipping insertion in model container [2019-09-17 06:09:01,074 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:09:01" (1/1) ... [2019-09-17 06:09:01,080 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 06:09:01,130 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 06:09:01,511 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 06:09:01,525 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 06:09:01,602 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 06:09:01,638 INFO L192 MainTranslator]: Completed translation [2019-09-17 06:09:01,639 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:09:01 WrapperNode [2019-09-17 06:09:01,639 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 06:09:01,640 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 06:09:01,640 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 06:09:01,640 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 06:09:01,654 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:09:01" (1/1) ... [2019-09-17 06:09:01,654 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:09:01" (1/1) ... [2019-09-17 06:09:01,679 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:09:01" (1/1) ... [2019-09-17 06:09:01,679 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:09:01" (1/1) ... [2019-09-17 06:09:01,734 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:09:01" (1/1) ... [2019-09-17 06:09:01,743 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:09:01" (1/1) ... [2019-09-17 06:09:01,748 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:09:01" (1/1) ... [2019-09-17 06:09:01,755 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 06:09:01,756 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 06:09:01,756 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 06:09:01,756 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 06:09:01,757 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:09:01" (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 06:09:01,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 06:09:01,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 06:09:01,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 06:09:01,824 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 06:09:01,825 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 06:09:01,826 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 06:09:01,826 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 06:09:01,826 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 06:09:01,826 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 06:09:01,827 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 06:09:01,827 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 06:09:01,828 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 06:09:01,828 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 06:09:01,828 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 06:09:01,828 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 06:09:01,828 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 06:09:01,831 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 06:09:01,832 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 06:09:01,832 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 06:09:01,832 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 06:09:01,832 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 06:09:01,832 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 06:09:01,832 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-17 06:09:01,832 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 06:09:01,833 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 06:09:01,833 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-17 06:09:01,833 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-17 06:09:01,833 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-17 06:09:01,833 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 06:09:01,833 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 06:09:01,833 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 06:09:01,834 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 06:09:01,834 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 06:09:01,834 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 06:09:01,834 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 06:09:01,834 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 06:09:01,834 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 06:09:01,835 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 06:09:01,835 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 06:09:01,835 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 06:09:01,835 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 06:09:01,835 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 06:09:01,835 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 06:09:01,835 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 06:09:01,836 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 06:09:01,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 06:09:01,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 06:09:01,836 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 06:09:01,836 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 06:09:01,836 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 06:09:01,836 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 06:09:01,837 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 06:09:01,837 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 06:09:01,837 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 06:09:01,837 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 06:09:01,837 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 06:09:01,837 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 06:09:01,838 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 06:09:01,838 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 06:09:01,838 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 06:09:01,839 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 06:09:01,839 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 06:09:01,839 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 06:09:01,839 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 06:09:01,839 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 06:09:01,839 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 06:09:01,840 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 06:09:01,840 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 06:09:01,840 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-17 06:09:01,840 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-17 06:09:01,840 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-17 06:09:01,841 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 06:09:01,841 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 06:09:01,842 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 06:09:01,842 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 06:09:01,842 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 06:09:01,843 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-17 06:09:01,843 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 06:09:01,843 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 06:09:01,843 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 06:09:01,844 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 06:09:01,844 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 06:09:01,844 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 06:09:01,844 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 06:09:01,845 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 06:09:01,845 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 06:09:01,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 06:09:01,846 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 06:09:03,387 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 06:09:03,387 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 06:09:03,389 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:09:03 BoogieIcfgContainer [2019-09-17 06:09:03,389 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 06:09:03,390 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 06:09:03,390 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 06:09:03,390 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 06:09:03,391 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:09:03" (1/1) ... [2019-09-17 06:09:03,392 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 06:09:03,420 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 06:09:03,420 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 06:09:03,432 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 06:09:03,442 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 06:09:03,444 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 06:09:12,476 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-17 06:09:14,107 WARN L191 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 06:09:14,263 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-17 06:09:14,410 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-17 06:09:14,537 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-17 06:09:14,561 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 482 for LOIs [2019-09-17 06:09:14,620 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 482 for LOIs [2019-09-17 06:09:14,638 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 482 for LOIs [2019-09-17 06:09:14,835 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 486 [2019-09-17 06:09:15,020 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 486 [2019-09-17 06:09:15,447 WARN L191 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-09-17 06:09:15,764 WARN L191 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-09-17 06:09:16,063 WARN L191 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-09-17 06:09:16,283 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-09-17 06:09:16,451 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-09-17 06:09:16,644 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-09-17 06:09:17,141 WARN L191 SmtUtils]: Spent 462.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-17 06:09:17,496 WARN L191 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-17 06:09:18,234 WARN L191 SmtUtils]: Spent 675.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-17 06:09:18,839 WARN L191 SmtUtils]: Spent 604.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-17 06:09:19,608 WARN L191 SmtUtils]: Spent 530.00 ms on a formula simplification. DAG size of input: 538 DAG size of output: 531 [2019-09-17 06:09:20,068 WARN L191 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 531 DAG size of output: 530 [2019-09-17 06:09:20,340 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-17 06:09:20,630 WARN L191 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-17 06:09:21,379 WARN L191 SmtUtils]: Spent 746.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-17 06:09:21,878 WARN L191 SmtUtils]: Spent 497.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-17 06:09:22,350 WARN L191 SmtUtils]: Spent 469.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-17 06:09:22,824 WARN L191 SmtUtils]: Spent 472.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-17 06:09:23,602 WARN L191 SmtUtils]: Spent 756.00 ms on a formula simplification that was a NOOP. DAG size: 548 [2019-09-17 06:09:23,810 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-17 06:09:24,653 WARN L191 SmtUtils]: Spent 601.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-17 06:09:24,938 WARN L191 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-17 06:09:26,112 WARN L191 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 536 [2019-09-17 06:09:26,695 WARN L191 SmtUtils]: Spent 581.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-17 06:09:27,199 WARN L191 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 538 DAG size of output: 531 [2019-09-17 06:09:27,505 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 531 DAG size of output: 530 [2019-09-17 06:09:27,715 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-17 06:09:27,895 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-17 06:09:28,348 WARN L191 SmtUtils]: Spent 451.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-17 06:09:28,807 WARN L191 SmtUtils]: Spent 457.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-17 06:09:29,259 WARN L191 SmtUtils]: Spent 451.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-17 06:09:29,736 WARN L191 SmtUtils]: Spent 475.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-17 06:09:30,477 WARN L191 SmtUtils]: Spent 722.00 ms on a formula simplification that was a NOOP. DAG size: 548 [2019-09-17 06:09:30,846 WARN L191 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-17 06:09:31,124 WARN L191 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-17 06:09:31,758 WARN L191 SmtUtils]: Spent 571.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-17 06:09:32,315 WARN L191 SmtUtils]: Spent 555.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-17 06:09:32,741 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 538 DAG size of output: 531 [2019-09-17 06:09:33,054 WARN L191 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 531 DAG size of output: 530 [2019-09-17 06:09:33,275 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-17 06:09:33,444 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-17 06:09:33,884 WARN L191 SmtUtils]: Spent 437.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-17 06:09:34,307 WARN L191 SmtUtils]: Spent 421.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-17 06:09:34,744 WARN L191 SmtUtils]: Spent 436.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-17 06:09:35,164 WARN L191 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-17 06:09:35,878 WARN L191 SmtUtils]: Spent 699.00 ms on a formula simplification that was a NOOP. DAG size: 548 [2019-09-17 06:09:35,937 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 28 for LOIs [2019-09-17 06:09:36,002 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-17 06:09:36,014 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 20 for LOIs [2019-09-17 06:09:36,018 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 28 for LOIs [2019-09-17 06:09:36,021 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 06:09:36,021 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 06:09:36,023 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 480#(and (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (not (= 2 ~waterLevel~0)) (= ~switchedOnBeforeTS~0 0) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~pumpRunning~0 2147483648))) (not (= ~pumpRunning~0 0))) [2019-09-17 06:09:36,031 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-17 06:09:36,031 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 06:09:36,033 INFO L168 Benchmark]: Toolchain (without parser) took 34969.85 ms. Allocated memory was 133.7 MB in the beginning and 989.9 MB in the end (delta: 856.2 MB). Free memory was 88.5 MB in the beginning and 464.3 MB in the end (delta: -375.8 MB). Peak memory consumption was 480.4 MB. Max. memory is 7.1 GB. [2019-09-17 06:09:36,034 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 133.7 MB. Free memory was 107.8 MB in the beginning and 107.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 06:09:36,035 INFO L168 Benchmark]: CACSL2BoogieTranslator took 574.96 ms. Allocated memory was 133.7 MB in the beginning and 199.2 MB in the end (delta: 65.5 MB). Free memory was 88.3 MB in the beginning and 165.2 MB in the end (delta: -76.9 MB). Peak memory consumption was 26.2 MB. Max. memory is 7.1 GB. [2019-09-17 06:09:36,036 INFO L168 Benchmark]: Boogie Preprocessor took 115.83 ms. Allocated memory is still 199.2 MB. Free memory was 165.2 MB in the beginning and 160.6 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2019-09-17 06:09:36,037 INFO L168 Benchmark]: RCFGBuilder took 1633.66 ms. Allocated memory was 199.2 MB in the beginning and 224.9 MB in the end (delta: 25.7 MB). Free memory was 160.6 MB in the beginning and 149.4 MB in the end (delta: 11.2 MB). Peak memory consumption was 89.1 MB. Max. memory is 7.1 GB. [2019-09-17 06:09:36,038 INFO L168 Benchmark]: Sifa took 32641.35 ms. Allocated memory was 224.9 MB in the beginning and 989.9 MB in the end (delta: 764.9 MB). Free memory was 149.4 MB in the beginning and 464.3 MB in the end (delta: -314.9 MB). Peak memory consumption was 450.0 MB. Max. memory is 7.1 GB. [2019-09-17 06:09:36,043 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 133.7 MB. Free memory was 107.8 MB in the beginning and 107.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 574.96 ms. Allocated memory was 133.7 MB in the beginning and 199.2 MB in the end (delta: 65.5 MB). Free memory was 88.3 MB in the beginning and 165.2 MB in the end (delta: -76.9 MB). Peak memory consumption was 26.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 115.83 ms. Allocated memory is still 199.2 MB. Free memory was 165.2 MB in the beginning and 160.6 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1633.66 ms. Allocated memory was 199.2 MB in the beginning and 224.9 MB in the end (delta: 25.7 MB). Free memory was 160.6 MB in the beginning and 149.4 MB in the end (delta: 11.2 MB). Peak memory consumption was 89.1 MB. Max. memory is 7.1 GB. * Sifa took 32641.35 ms. Allocated memory was 224.9 MB in the beginning and 989.9 MB in the end (delta: 764.9 MB). Free memory was 149.4 MB in the beginning and 464.3 MB in the end (delta: -314.9 MB). Peak memory consumption was 450.0 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]: 32604, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 241, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 157, TOOLS_POST_TIME[ms]: 10931, TOOLS_POST_CALL_APPLICATIONS: 72, TOOLS_POST_CALL_TIME[ms]: 355, TOOLS_POST_RETURN_APPLICATIONS: 63, TOOLS_POST_RETURN_TIME[ms]: 211, TOOLS_QUANTIFIERELIM_APPLICATIONS: 292, TOOLS_QUANTIFIERELIM_TIME[ms]: 11346, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 10751, FLUID_QUERY_TIME[ms]: 12, FLUID_QUERIES: 250, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 79, DOMAIN_JOIN_TIME[ms]: 18446, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 5, DOMAIN_WIDEN_TIME[ms]: 2203, DOMAIN_ISSUBSETEQ_APPLICATIONS: 9, DOMAIN_ISSUBSETEQ_TIME[ms]: 58, DOMAIN_ISBOTTOM_APPLICATIONS: 43, DOMAIN_ISBOTTOM_TIME[ms]: 233, LOOP_SUMMARIZER_APPLICATIONS: 4, LOOP_SUMMARIZER_CACHE_MISSES: 4, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 16618, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 16618, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 9, CALL_SUMMARIZER_APPLICATIONS: 63, CALL_SUMMARIZER_CACHE_MISSES: 18, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11163, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11162, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 39, DAG_COMPRESSION_PROCESSED_NODES: 382, DAG_COMPRESSION_RETAINED_NODES: 192 - PositiveResult [Line: 690]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold RESULT: Ultimate proved your program to be correct! Received shutdown request...