java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.logsizewrapperfluid.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK --sifa.max.parallel.explicit.values 2 --sifa.sizelimitfluid.max.disjunctions 4 -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product31.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 17:07:52,952 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 17:07:52,956 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 17:07:52,975 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 17:07:52,976 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 17:07:52,977 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 17:07:52,979 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 17:07:52,989 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 17:07:52,994 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 17:07:52,998 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 17:07:53,000 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 17:07:53,002 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 17:07:53,002 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 17:07:53,005 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 17:07:53,007 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 17:07:53,008 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 17:07:53,009 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 17:07:53,010 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 17:07:53,011 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 17:07:53,013 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 17:07:53,015 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 17:07:53,016 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 17:07:53,017 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 17:07:53,017 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 17:07:53,019 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 17:07:53,020 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 17:07:53,020 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 17:07:53,021 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 17:07:53,021 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 17:07:53,022 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 17:07:53,022 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 17:07:53,023 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 17:07:53,024 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 17:07:53,025 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 17:07:53,026 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 17:07:53,026 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 17:07:53,027 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 17:07:53,027 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 17:07:53,027 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 17:07:53,028 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 17:07:53,029 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 17:07:53,029 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 17:07:53,044 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 17:07:53,044 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 17:07:53,045 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 17:07:53,046 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 17:07:53,046 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 17:07:53,046 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 17:07:53,046 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 17:07:53,046 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 17:07:53,047 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 17:07:53,047 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 17:07:53,047 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 17:07:53,047 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 17:07:53,047 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 17:07:53,048 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 17:07:53,048 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 17:07:53,048 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 17:07:53,048 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 17:07:53,049 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 17:07:53,049 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 17:07:53,049 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 17:07:53,049 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 17:07:53,049 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 17:07:53,049 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 17:07:53,050 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 17:07:53,050 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 17:07:53,050 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 17:07:53,050 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 17:07:53,050 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 17:07:53,051 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 17:07:53,085 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 17:07:53,098 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 17:07:53,102 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 17:07:53,103 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 17:07:53,104 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 17:07:53,105 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product31.cil.c [2019-09-25 17:07:53,170 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3694cbb5c/2294086826ef49f98ac0835968a6ceac/FLAGf9cc4769d [2019-09-25 17:07:53,741 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 17:07:53,742 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product31.cil.c [2019-09-25 17:07:53,755 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3694cbb5c/2294086826ef49f98ac0835968a6ceac/FLAGf9cc4769d [2019-09-25 17:07:54,064 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3694cbb5c/2294086826ef49f98ac0835968a6ceac [2019-09-25 17:07:54,075 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 17:07:54,077 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 17:07:54,078 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 17:07:54,078 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 17:07:54,082 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 17:07:54,083 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:07:54" (1/1) ... [2019-09-25 17:07:54,087 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74d0606c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:07:54, skipping insertion in model container [2019-09-25 17:07:54,088 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:07:54" (1/1) ... [2019-09-25 17:07:54,096 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 17:07:54,163 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 17:07:54,645 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:07:54,665 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 17:07:54,766 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:07:54,803 INFO L192 MainTranslator]: Completed translation [2019-09-25 17:07:54,804 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:07:54 WrapperNode [2019-09-25 17:07:54,804 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 17:07:54,805 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 17:07:54,805 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 17:07:54,805 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 17:07:54,816 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:07:54" (1/1) ... [2019-09-25 17:07:54,816 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:07:54" (1/1) ... [2019-09-25 17:07:54,835 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:07:54" (1/1) ... [2019-09-25 17:07:54,836 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:07:54" (1/1) ... [2019-09-25 17:07:54,866 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:07:54" (1/1) ... [2019-09-25 17:07:54,885 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:07:54" (1/1) ... [2019-09-25 17:07:54,895 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:07:54" (1/1) ... [2019-09-25 17:07:54,905 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 17:07:54,907 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 17:07:54,908 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 17:07:54,908 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 17:07:54,909 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:07:54" (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 17:07:54,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 17:07:54,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 17:07:54,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-25 17:07:54,988 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-25 17:07:54,989 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-25 17:07:54,989 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-25 17:07:54,989 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-25 17:07:54,990 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-25 17:07:54,990 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-25 17:07:54,990 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-25 17:07:54,991 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-25 17:07:54,991 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-25 17:07:54,992 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-25 17:07:54,992 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-25 17:07:54,992 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-25 17:07:54,992 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-25 17:07:54,994 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-25 17:07:54,995 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-25 17:07:54,995 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-25 17:07:54,995 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-25 17:07:54,995 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-25 17:07:54,995 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-25 17:07:54,996 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-25 17:07:54,996 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-25 17:07:54,996 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-25 17:07:54,996 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-25 17:07:54,996 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-25 17:07:54,997 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-25 17:07:54,997 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-25 17:07:54,997 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-25 17:07:54,997 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-25 17:07:54,998 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-25 17:07:54,998 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-25 17:07:54,998 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 17:07:54,998 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-25 17:07:54,998 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-25 17:07:54,999 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-25 17:07:54,999 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-25 17:07:54,999 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-25 17:07:54,999 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-25 17:07:54,999 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-25 17:07:55,000 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 17:07:55,000 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 17:07:55,000 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-25 17:07:55,000 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-25 17:07:55,000 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-25 17:07:55,001 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-25 17:07:55,002 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-25 17:07:55,002 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-25 17:07:55,002 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-25 17:07:55,002 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-25 17:07:55,002 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-25 17:07:55,003 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-25 17:07:55,003 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-25 17:07:55,003 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-25 17:07:55,003 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-25 17:07:55,003 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-25 17:07:55,004 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-25 17:07:55,004 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-25 17:07:55,004 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-25 17:07:55,004 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-25 17:07:55,004 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-25 17:07:55,005 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-25 17:07:55,005 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-25 17:07:55,005 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-25 17:07:55,005 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-25 17:07:55,005 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-25 17:07:55,005 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-25 17:07:55,006 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-25 17:07:55,006 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-25 17:07:55,006 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-25 17:07:55,006 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-25 17:07:55,007 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-25 17:07:55,007 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-25 17:07:55,008 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-25 17:07:55,008 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-25 17:07:55,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-25 17:07:55,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 17:07:55,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-25 17:07:55,009 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-25 17:07:55,009 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 17:07:55,009 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-25 17:07:55,009 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-25 17:07:55,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 17:07:55,010 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-25 17:07:55,010 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-25 17:07:55,010 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-25 17:07:55,011 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-25 17:07:55,011 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-25 17:07:55,011 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-25 17:07:55,011 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-25 17:07:55,011 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 17:07:55,012 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-25 17:07:55,012 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 17:07:55,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-25 17:07:55,012 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 17:07:56,557 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 17:07:56,557 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-25 17:07:56,559 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:07:56 BoogieIcfgContainer [2019-09-25 17:07:56,559 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 17:07:56,559 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 17:07:56,560 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 17:07:56,560 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 17:07:56,561 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:07:56" (1/1) ... [2019-09-25 17:07:56,562 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 17:07:56,589 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 17:07:56,589 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 17:07:56,598 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 17:07:56,608 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 17:07:56,610 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 17:08:06,900 WARN L191 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-25 17:08:08,812 WARN L191 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-25 17:08:08,992 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 17:08:09,133 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 17:08:09,255 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 17:08:09,279 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-25 17:08:09,333 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-25 17:08:09,349 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-25 17:08:09,905 WARN L191 SmtUtils]: Spent 434.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-25 17:08:10,254 WARN L191 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-25 17:08:10,555 WARN L191 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-25 17:08:10,782 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 526 [2019-09-25 17:08:11,084 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 532 [2019-09-25 17:08:11,277 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 532 [2019-09-25 17:08:11,496 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 522 [2019-09-25 17:08:11,711 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 528 [2019-09-25 17:08:11,951 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 528 [2019-09-25 17:08:12,308 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 502 [2019-09-25 17:08:12,432 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 502 [2019-09-25 17:08:12,848 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 528 [2019-09-25 17:08:13,108 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-25 17:08:13,332 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-25 17:08:13,645 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 10 for LOIs [2019-09-25 17:08:13,675 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-25 17:08:13,685 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 3 for LOIs [2019-09-25 17:08:13,689 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-25 17:08:13,691 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 17:08:13,692 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 17:08:13,694 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 635#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))) [2019-09-25 17:08:13,707 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 17:08:13,708 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 17:08:13,710 INFO L168 Benchmark]: Toolchain (without parser) took 19632.52 ms. Allocated memory was 138.9 MB in the beginning and 542.1 MB in the end (delta: 403.2 MB). Free memory was 85.6 MB in the beginning and 416.6 MB in the end (delta: -331.0 MB). Peak memory consumption was 72.2 MB. Max. memory is 7.1 GB. [2019-09-25 17:08:13,711 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 138.9 MB. Free memory was 104.9 MB in the beginning and 104.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-25 17:08:13,717 INFO L168 Benchmark]: CACSL2BoogieTranslator took 726.27 ms. Allocated memory was 138.9 MB in the beginning and 198.7 MB in the end (delta: 59.8 MB). Free memory was 85.4 MB in the beginning and 163.2 MB in the end (delta: -77.8 MB). Peak memory consumption was 21.6 MB. Max. memory is 7.1 GB. [2019-09-25 17:08:13,723 INFO L168 Benchmark]: Boogie Preprocessor took 100.52 ms. Allocated memory is still 198.7 MB. Free memory was 163.2 MB in the beginning and 158.8 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-09-25 17:08:13,725 INFO L168 Benchmark]: RCFGBuilder took 1651.77 ms. Allocated memory was 198.7 MB in the beginning and 221.8 MB in the end (delta: 23.1 MB). Free memory was 158.8 MB in the beginning and 141.5 MB in the end (delta: 17.3 MB). Peak memory consumption was 90.8 MB. Max. memory is 7.1 GB. [2019-09-25 17:08:13,727 INFO L168 Benchmark]: Sifa took 17148.22 ms. Allocated memory was 221.8 MB in the beginning and 542.1 MB in the end (delta: 320.3 MB). Free memory was 141.5 MB in the beginning and 416.6 MB in the end (delta: -275.1 MB). Peak memory consumption was 45.3 MB. Max. memory is 7.1 GB. [2019-09-25 17:08:13,736 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 138.9 MB. Free memory was 104.9 MB in the beginning and 104.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 726.27 ms. Allocated memory was 138.9 MB in the beginning and 198.7 MB in the end (delta: 59.8 MB). Free memory was 85.4 MB in the beginning and 163.2 MB in the end (delta: -77.8 MB). Peak memory consumption was 21.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 100.52 ms. Allocated memory is still 198.7 MB. Free memory was 163.2 MB in the beginning and 158.8 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1651.77 ms. Allocated memory was 198.7 MB in the beginning and 221.8 MB in the end (delta: 23.1 MB). Free memory was 158.8 MB in the beginning and 141.5 MB in the end (delta: 17.3 MB). Peak memory consumption was 90.8 MB. Max. memory is 7.1 GB. * Sifa took 17148.22 ms. Allocated memory was 221.8 MB in the beginning and 542.1 MB in the end (delta: 320.3 MB). Free memory was 141.5 MB in the beginning and 416.6 MB in the end (delta: -275.1 MB). Peak memory consumption was 45.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 17105, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 255, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 178, TOOLS_POST_TIME[ms]: 12440, TOOLS_POST_CALL_APPLICATIONS: 69, TOOLS_POST_CALL_TIME[ms]: 162, TOOLS_POST_RETURN_APPLICATIONS: 60, TOOLS_POST_RETURN_TIME[ms]: 70, TOOLS_QUANTIFIERELIM_APPLICATIONS: 307, TOOLS_QUANTIFIERELIM_TIME[ms]: 12562, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12309, FLUID_QUERY_TIME[ms]: 13, FLUID_QUERIES: 261, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 92, DOMAIN_JOIN_TIME[ms]: 3778, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME[ms]: 4, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 246, DOMAIN_ISSUBSETEQ_APPLICATIONS: 6, DOMAIN_ISSUBSETEQ_TIME[ms]: 20, DOMAIN_ISBOTTOM_APPLICATIONS: 61, DOMAIN_ISBOTTOM_TIME[ms]: 232, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 4262, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 4261, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 6, CALL_SUMMARIZER_APPLICATIONS: 60, CALL_SUMMARIZER_CACHE_MISSES: 24, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12715, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12714, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 9, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 34, DAG_COMPRESSION_PROCESSED_NODES: 435, DAG_COMPRESSION_RETAINED_NODES: 209 - UnprovableResult [Line: 116]: 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 635#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...