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 -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product32.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f3d0b09 [2019-08-08 12:21:03,992 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-08 12:21:03,994 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-08 12:21:04,005 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-08 12:21:04,006 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-08 12:21:04,007 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-08 12:21:04,008 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-08 12:21:04,010 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-08 12:21:04,011 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-08 12:21:04,012 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-08 12:21:04,013 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-08 12:21:04,014 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-08 12:21:04,015 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-08 12:21:04,016 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-08 12:21:04,017 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-08 12:21:04,018 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-08 12:21:04,019 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-08 12:21:04,020 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-08 12:21:04,022 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-08 12:21:04,024 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-08 12:21:04,026 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-08 12:21:04,027 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-08 12:21:04,029 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-08 12:21:04,030 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-08 12:21:04,032 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-08 12:21:04,033 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-08 12:21:04,033 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-08 12:21:04,034 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-08 12:21:04,035 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-08 12:21:04,036 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-08 12:21:04,036 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-08 12:21:04,037 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-08 12:21:04,038 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-08 12:21:04,039 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-08 12:21:04,040 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-08 12:21:04,040 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-08 12:21:04,041 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-08 12:21:04,041 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-08 12:21:04,041 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-08 12:21:04,042 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-08 12:21:04,043 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-08 12:21:04,044 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 [2019-08-08 12:21:04,059 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-08 12:21:04,060 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-08 12:21:04,061 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-08 12:21:04,061 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-08 12:21:04,061 INFO L138 SettingsManager]: * Use SBE=true [2019-08-08 12:21:04,062 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-08 12:21:04,062 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-08 12:21:04,062 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-08 12:21:04,062 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-08 12:21:04,062 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-08 12:21:04,063 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-08 12:21:04,063 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-08 12:21:04,063 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-08 12:21:04,063 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-08 12:21:04,063 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-08 12:21:04,064 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-08 12:21:04,064 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-08 12:21:04,064 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-08 12:21:04,064 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-08 12:21:04,064 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-08 12:21:04,065 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-08 12:21:04,065 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-08 12:21:04,065 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-08 12:21:04,065 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-08 12:21:04,065 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-08 12:21:04,066 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-08 12:21:04,066 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-08 12:21:04,066 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-08 12:21:04,066 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-08 12:21:04,102 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-08 12:21:04,117 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-08 12:21:04,121 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-08 12:21:04,123 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-08 12:21:04,123 INFO L275 PluginConnector]: CDTParser initialized [2019-08-08 12:21:04,124 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product32.cil.c [2019-08-08 12:21:04,180 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1afaea83/e2e1b455e53840a2a63ffb44ff46c15c/FLAG110de2025 [2019-08-08 12:21:04,725 INFO L306 CDTParser]: Found 1 translation units. [2019-08-08 12:21:04,726 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product32.cil.c [2019-08-08 12:21:04,743 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1afaea83/e2e1b455e53840a2a63ffb44ff46c15c/FLAG110de2025 [2019-08-08 12:21:05,030 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1afaea83/e2e1b455e53840a2a63ffb44ff46c15c [2019-08-08 12:21:05,042 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-08 12:21:05,043 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-08 12:21:05,045 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-08 12:21:05,045 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-08 12:21:05,048 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-08 12:21:05,050 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 12:21:05" (1/1) ... [2019-08-08 12:21:05,053 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b0669cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 12:21:05, skipping insertion in model container [2019-08-08 12:21:05,053 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 12:21:05" (1/1) ... [2019-08-08 12:21:05,061 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-08 12:21:05,122 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-08 12:21:05,562 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 12:21:05,578 INFO L188 MainTranslator]: Completed pre-run [2019-08-08 12:21:05,672 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 12:21:05,714 INFO L192 MainTranslator]: Completed translation [2019-08-08 12:21:05,715 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 12:21:05 WrapperNode [2019-08-08 12:21:05,715 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-08 12:21:05,716 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-08 12:21:05,716 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-08 12:21:05,716 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-08 12:21:05,726 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 12:21:05" (1/1) ... [2019-08-08 12:21:05,726 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 12:21:05" (1/1) ... [2019-08-08 12:21:05,746 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 12:21:05" (1/1) ... [2019-08-08 12:21:05,746 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 12:21:05" (1/1) ... [2019-08-08 12:21:05,775 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 12:21:05" (1/1) ... [2019-08-08 12:21:05,794 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 12:21:05" (1/1) ... [2019-08-08 12:21:05,804 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 12:21:05" (1/1) ... [2019-08-08 12:21:05,818 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-08 12:21:05,819 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-08 12:21:05,819 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-08 12:21:05,819 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-08 12:21:05,821 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 12:21:05" (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 [2019-08-08 12:21:05,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-08 12:21:05,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-08 12:21:05,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-08-08 12:21:05,891 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-08-08 12:21:05,892 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-08-08 12:21:05,893 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-08-08 12:21:05,893 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-08-08 12:21:05,893 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-08-08 12:21:05,894 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-08-08 12:21:05,894 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-08-08 12:21:05,894 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-08-08 12:21:05,895 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-08-08 12:21:05,895 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-08-08 12:21:05,895 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-08-08 12:21:05,896 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-08-08 12:21:05,897 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-08-08 12:21:05,899 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-08-08 12:21:05,899 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-08-08 12:21:05,899 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-08-08 12:21:05,900 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-08-08 12:21:05,900 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-08-08 12:21:05,900 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-08-08 12:21:05,900 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-08 12:21:05,900 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-08-08 12:21:05,900 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-08-08 12:21:05,901 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-08-08 12:21:05,901 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-08-08 12:21:05,901 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-08-08 12:21:05,901 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-08-08 12:21:05,901 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-08-08 12:21:05,901 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-08-08 12:21:05,901 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-08-08 12:21:05,902 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-08-08 12:21:05,902 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-08-08 12:21:05,902 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-08-08 12:21:05,902 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-08-08 12:21:05,902 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-08-08 12:21:05,902 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-08-08 12:21:05,903 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-08-08 12:21:05,903 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-08-08 12:21:05,903 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-08-08 12:21:05,904 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-08-08 12:21:05,904 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-08 12:21:05,904 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-08 12:21:05,904 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-08-08 12:21:05,904 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-08-08 12:21:05,904 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-08-08 12:21:05,905 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-08-08 12:21:05,905 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-08-08 12:21:05,905 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-08-08 12:21:05,905 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-08-08 12:21:05,905 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-08-08 12:21:05,905 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-08-08 12:21:05,906 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-08-08 12:21:05,906 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-08-08 12:21:05,906 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-08-08 12:21:05,906 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-08-08 12:21:05,906 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-08-08 12:21:05,906 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-08-08 12:21:05,906 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-08-08 12:21:05,907 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-08-08 12:21:05,907 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-08-08 12:21:05,907 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-08-08 12:21:05,907 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-08-08 12:21:05,907 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-08-08 12:21:05,907 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-08-08 12:21:05,908 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-08-08 12:21:05,908 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-08-08 12:21:05,909 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-08 12:21:05,909 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-08-08 12:21:05,909 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-08-08 12:21:05,909 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-08-08 12:21:05,909 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-08-08 12:21:05,909 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-08-08 12:21:05,910 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-08-08 12:21:05,910 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-08-08 12:21:05,911 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-08 12:21:05,911 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-08-08 12:21:05,911 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-08-08 12:21:05,911 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-08-08 12:21:05,911 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-08 12:21:05,911 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-08 12:21:05,912 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-08-08 12:21:05,912 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-08 12:21:05,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-08 12:21:05,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-08 12:21:05,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-08 12:21:05,914 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-08-08 12:21:05,914 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-08 12:21:05,914 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-08-08 12:21:05,915 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-08-08 12:21:05,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-08 12:21:05,915 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-08-08 12:21:05,915 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-08-08 12:21:05,915 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-08-08 12:21:05,916 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-08 12:21:05,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-08-08 12:21:05,916 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-08 12:21:07,675 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-08 12:21:07,676 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-08-08 12:21:07,677 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 12:21:07 BoogieIcfgContainer [2019-08-08 12:21:07,677 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-08 12:21:07,678 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-08 12:21:07,678 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-08 12:21:07,678 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-08 12:21:07,680 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 12:21:07" (1/1) ... [2019-08-08 12:21:07,692 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-08 12:21:07,694 INFO L155 IcfgInterpreter]: Building call graph [2019-08-08 12:21:07,703 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-08 12:21:07,712 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-08 12:21:07,730 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-08 12:21:07,825 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 456 [2019-08-08 12:21:07,864 INFO L185 IcfgInterpreter]: Interpreting procedure runTest with input of size 456 [2019-08-08 12:21:07,876 INFO L185 IcfgInterpreter]: Interpreting procedure test with input of size 456 [2019-08-08 12:21:08,261 INFO L185 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 [2019-08-08 12:21:08,264 INFO L185 IcfgInterpreter]: Interpreting procedure cleanup with input of size 15 [2019-08-08 12:21:08,320 INFO L185 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 22 [2019-08-08 12:21:08,323 INFO L185 IcfgInterpreter]: Interpreting procedure timeShift with input of size 47 [2019-08-08 12:21:08,329 INFO L185 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 33 [2019-08-08 12:21:08,332 INFO L185 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 91 [2019-08-08 12:21:08,340 INFO L185 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 101 [2019-08-08 12:21:08,341 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-08 12:21:08,341 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-08 12:21:08,346 INFO L179 IcfgInterpreter]: Location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 733#(or (and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (or (and (or (and (or (< 0 (+ ~waterLevel~0 1)) (not (< 0 ~waterLevel~0))) (not (= ~pumpRunning~0 0))) (= ~pumpRunning~0 0)) (= 0 ~systemActive~0)) (not (= 0 ~systemActive~0))) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))) (and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (or (and (or (and (or (= 1 ~methAndRunningLastTime~0) (= 0 ~methAndRunningLastTime~0)) (exists ((v_cleanup_~i~0_BEFORE_CALL_1 Int)) (and (< (+ v_cleanup_~i~0_BEFORE_CALL_1 1) ~cleanupTimeShifts~0) (< v_cleanup_~i~0_BEFORE_CALL_1 ~cleanupTimeShifts~0)))) (exists ((v_test_~splverifierCounter~0_BEFORE_CALL_1 Int)) (not (< v_test_~splverifierCounter~0_BEFORE_CALL_1 4))) (and (< 1 ~cleanupTimeShifts~0) (or (= 1 ~methAndRunningLastTime~0) (= 0 ~methAndRunningLastTime~0)) (exists ((v_test_~splverifierCounter~0_BEFORE_CALL_1 Int)) (not (< v_test_~splverifierCounter~0_BEFORE_CALL_1 4)))) (and (or (< 0 (+ ~waterLevel~0 1)) (not (< 0 ~waterLevel~0))) (exists ((|v_old(~waterLevel~0)_BEFORE_CALL_5| Int) (v_~pumpRunning~0_BEFORE_CALL_50 Int) (|v_old(~pumpRunning~0)_BEFORE_CALL_5| Int) (|v_old(~methAndRunningLastTime~0)_BEFORE_CALL_6| Int)) (and (not (= v_~pumpRunning~0_BEFORE_CALL_50 0)) (or (and (= |v_old(~methAndRunningLastTime~0)_BEFORE_CALL_6| ~methAndRunningLastTime~0) (exists ((v_test_~splverifierCounter~0_BEFORE_CALL_1 Int)) (not (< v_test_~splverifierCounter~0_BEFORE_CALL_1 4))) (= |v_old(~pumpRunning~0)_BEFORE_CALL_5| v_~pumpRunning~0_BEFORE_CALL_50)) (and (= |v_old(~methAndRunningLastTime~0)_BEFORE_CALL_6| ~methAndRunningLastTime~0) (or (and (< 1 ~cleanupTimeShifts~0) (or (and (or (and (not (= |v_old(~pumpRunning~0)_BEFORE_CALL_5| 0)) (or (not (< 0 |v_old(~waterLevel~0)_BEFORE_CALL_5|)) (< 0 (+ |v_old(~waterLevel~0)_BEFORE_CALL_5| 1)))) (= |v_old(~pumpRunning~0)_BEFORE_CALL_5| 0)) (= 0 ~systemActive~0)) (not (= 0 ~systemActive~0))) (exists ((v_test_~splverifierCounter~0_BEFORE_CALL_1 Int)) (not (< v_test_~splverifierCounter~0_BEFORE_CALL_1 4))) (or (= |v_old(~methAndRunningLastTime~0)_BEFORE_CALL_6| 0) (= |v_old(~methAndRunningLastTime~0)_BEFORE_CALL_6| 1))) (and (or (and (or (and (not (= |v_old(~pumpRunning~0)_BEFORE_CALL_5| 0)) (or (not (< 0 |v_old(~waterLevel~0)_BEFORE_CALL_5|)) (< 0 (+ |v_old(~waterLevel~0)_BEFORE_CALL_5| 1)))) (= |v_old(~pumpRunning~0)_BEFORE_CALL_5| 0)) (= 0 ~systemActive~0)) (not (= 0 ~systemActive~0))) (exists ((v_cleanup_~i~0_BEFORE_CALL_1 Int)) (and (< (+ v_cleanup_~i~0_BEFORE_CALL_1 1) ~cleanupTimeShifts~0) (< v_cleanup_~i~0_BEFORE_CALL_1 ~cleanupTimeShifts~0))) (or (= |v_old(~methAndRunningLastTime~0)_BEFORE_CALL_6| 0) (= |v_old(~methAndRunningLastTime~0)_BEFORE_CALL_6| 1)))) (= |v_old(~pumpRunning~0)_BEFORE_CALL_5| v_~pumpRunning~0_BEFORE_CALL_50))))))) (not (= 0 ~systemActive~0))) (and (or (and (= ~pumpRunning~0 0) (or (and (< 1 ~cleanupTimeShifts~0) (or (= 1 ~methAndRunningLastTime~0) (= 0 ~methAndRunningLastTime~0)) (or (and (or (and (or (< 0 (+ ~waterLevel~0 1)) (not (< 0 ~waterLevel~0))) (not (= ~pumpRunning~0 0))) (= ~pumpRunning~0 0)) (= 0 ~systemActive~0)) (not (= 0 ~systemActive~0))) (exists ((v_test_~splverifierCounter~0_BEFORE_CALL_1 Int)) (not (< v_test_~splverifierCounter~0_BEFORE_CALL_1 4)))) (exists ((v_test_~splverifierCounter~0_BEFORE_CALL_1 Int)) (not (< v_test_~splverifierCounter~0_BEFORE_CALL_1 4))) (and (or (= 1 ~methAndRunningLastTime~0) (= 0 ~methAndRunningLastTime~0)) (or (and (or (and (or (< 0 (+ ~waterLevel~0 1)) (not (< 0 ~waterLevel~0))) (not (= ~pumpRunning~0 0))) (= ~pumpRunning~0 0)) (= 0 ~systemActive~0)) (not (= 0 ~systemActive~0))) (exists ((v_cleanup_~i~0_BEFORE_CALL_1 Int)) (and (< (+ v_cleanup_~i~0_BEFORE_CALL_1 1) ~cleanupTimeShifts~0) (< v_cleanup_~i~0_BEFORE_CALL_1 ~cleanupTimeShifts~0)))))) (and (or (< 0 (+ ~waterLevel~0 1)) (not (< 0 ~waterLevel~0))) (or (exists ((v_test_~splverifierCounter~0_BEFORE_CALL_1 Int)) (not (< v_test_~splverifierCounter~0_BEFORE_CALL_1 4))) (and (< 1 ~cleanupTimeShifts~0) (or (= 1 ~methAndRunningLastTime~0) (= 0 ~methAndRunningLastTime~0)) (exists ((v_test_~splverifierCounter~0_BEFORE_CALL_1 Int)) (not (< v_test_~splverifierCounter~0_BEFORE_CALL_1 4))) (or (and (or (and (or (exists ((|v_old(~waterLevel~0)_BEFORE_CALL_5| Int)) (< 0 (+ |v_old(~waterLevel~0)_BEFORE_CALL_5| 1))) (exists ((|v_old(~waterLevel~0)_BEFORE_CALL_5| Int)) (not (< 0 |v_old(~waterLevel~0)_BEFORE_CALL_5|)))) (not (= ~pumpRunning~0 0))) (= ~pumpRunning~0 0)) (= 0 ~systemActive~0)) (not (= 0 ~systemActive~0)))) (and (or (= 1 ~methAndRunningLastTime~0) (= 0 ~methAndRunningLastTime~0)) (exists ((v_cleanup_~i~0_BEFORE_CALL_1 Int)) (and (< (+ v_cleanup_~i~0_BEFORE_CALL_1 1) ~cleanupTimeShifts~0) (< v_cleanup_~i~0_BEFORE_CALL_1 ~cleanupTimeShifts~0))) (or (and (or (and (or (exists ((|v_old(~waterLevel~0)_BEFORE_CALL_5| Int)) (< 0 (+ |v_old(~waterLevel~0)_BEFORE_CALL_5| 1))) (exists ((|v_old(~waterLevel~0)_BEFORE_CALL_5| Int)) (not (< 0 |v_old(~waterLevel~0)_BEFORE_CALL_5|)))) (not (= ~pumpRunning~0 0))) (= ~pumpRunning~0 0)) (= 0 ~systemActive~0)) (not (= 0 ~systemActive~0))))) (not (= ~pumpRunning~0 0)))) (= 0 ~systemActive~0))) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0)))) [2019-08-08 12:21:08,349 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-08 12:21:08,358 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-08 12:21:08,364 INFO L168 Benchmark]: Toolchain (without parser) took 3316.58 ms. Allocated memory was 136.3 MB in the beginning and 229.1 MB in the end (delta: 92.8 MB). Free memory was 87.6 MB in the beginning and 122.5 MB in the end (delta: -34.9 MB). Peak memory consumption was 78.0 MB. Max. memory is 7.1 GB. [2019-08-08 12:21:08,365 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 136.3 MB. Free memory is still 106.7 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-08 12:21:08,367 INFO L168 Benchmark]: CACSL2BoogieTranslator took 670.85 ms. Allocated memory was 136.3 MB in the beginning and 201.9 MB in the end (delta: 65.5 MB). Free memory was 87.6 MB in the beginning and 169.0 MB in the end (delta: -81.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. [2019-08-08 12:21:08,369 INFO L168 Benchmark]: Boogie Preprocessor took 102.86 ms. Allocated memory is still 201.9 MB. Free memory was 169.0 MB in the beginning and 164.5 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2019-08-08 12:21:08,371 INFO L168 Benchmark]: RCFGBuilder took 1858.68 ms. Allocated memory is still 201.9 MB. Free memory was 164.5 MB in the beginning and 84.2 MB in the end (delta: 80.3 MB). Peak memory consumption was 80.3 MB. Max. memory is 7.1 GB. [2019-08-08 12:21:08,373 INFO L168 Benchmark]: Symbolic Interpretation took 680.50 ms. Allocated memory was 201.9 MB in the beginning and 229.1 MB in the end (delta: 27.3 MB). Free memory was 84.2 MB in the beginning and 122.5 MB in the end (delta: -38.4 MB). Peak memory consumption was 9.1 MB. Max. memory is 7.1 GB. [2019-08-08 12:21:08,383 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 44]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Interpreter reached this location of interest. Location might be reachable.. Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 ms. Allocated memory is still 136.3 MB. Free memory is still 106.7 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 670.85 ms. Allocated memory was 136.3 MB in the beginning and 201.9 MB in the end (delta: 65.5 MB). Free memory was 87.6 MB in the beginning and 169.0 MB in the end (delta: -81.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 102.86 ms. Allocated memory is still 201.9 MB. Free memory was 169.0 MB in the beginning and 164.5 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1858.68 ms. Allocated memory is still 201.9 MB. Free memory was 164.5 MB in the beginning and 84.2 MB in the end (delta: 80.3 MB). Peak memory consumption was 80.3 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 680.50 ms. Allocated memory was 201.9 MB in the beginning and 229.1 MB in the end (delta: 27.3 MB). Free memory was 84.2 MB in the beginning and 122.5 MB in the end (delta: -38.4 MB). Peak memory consumption was 9.1 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...