/usr/bin/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 CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product13.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 10:51:23,058 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 10:51:23,060 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 10:51:23,080 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 10:51:23,080 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 10:51:23,082 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 10:51:23,084 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 10:51:23,094 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 10:51:23,097 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 10:51:23,098 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 10:51:23,099 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 10:51:23,100 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 10:51:23,101 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 10:51:23,102 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 10:51:23,103 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 10:51:23,104 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 10:51:23,104 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 10:51:23,105 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 10:51:23,107 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 10:51:23,109 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 10:51:23,110 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 10:51:23,111 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 10:51:23,112 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 10:51:23,113 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 10:51:23,115 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 10:51:23,115 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 10:51:23,116 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 10:51:23,116 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 10:51:23,117 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 10:51:23,118 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 10:51:23,118 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 10:51:23,119 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 10:51:23,119 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 10:51:23,120 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 10:51:23,121 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 10:51:23,121 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 10:51:23,122 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 10:51:23,122 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 10:51:23,122 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 10:51:23,123 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 10:51:23,124 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 10:51:23,124 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 [2019-11-07 10:51:23,140 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 10:51:23,140 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 10:51:23,141 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 10:51:23,142 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 10:51:23,142 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 10:51:23,142 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 10:51:23,142 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 10:51:23,143 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 10:51:23,143 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 10:51:23,143 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 10:51:23,143 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 10:51:23,143 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 10:51:23,144 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 10:51:23,145 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 10:51:23,145 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 10:51:23,145 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 10:51:23,145 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 10:51:23,146 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 10:51:23,146 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 10:51:23,146 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 10:51:23,146 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 10:51:23,147 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 10:51:23,147 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 10:51:23,147 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 10:51:23,147 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 10:51:23,147 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 10:51:23,148 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 10:51:23,148 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 10:51:23,149 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain 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: Simplification Technique -> SIMPLIFY_QUICK [2019-11-07 10:51:23,423 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 10:51:23,445 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 10:51:23,449 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 10:51:23,451 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 10:51:23,451 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 10:51:23,452 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product13.cil.c [2019-11-07 10:51:23,529 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c65c6bfb7/d925f2ba83bf474ea14357f779cbe6c2/FLAG40399d846 [2019-11-07 10:51:24,023 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 10:51:24,023 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product13.cil.c [2019-11-07 10:51:24,045 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c65c6bfb7/d925f2ba83bf474ea14357f779cbe6c2/FLAG40399d846 [2019-11-07 10:51:24,338 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c65c6bfb7/d925f2ba83bf474ea14357f779cbe6c2 [2019-11-07 10:51:24,346 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 10:51:24,347 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 10:51:24,348 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 10:51:24,349 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 10:51:24,352 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 10:51:24,353 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:51:24" (1/1) ... [2019-11-07 10:51:24,356 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b4170af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:51:24, skipping insertion in model container [2019-11-07 10:51:24,357 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:51:24" (1/1) ... [2019-11-07 10:51:24,364 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 10:51:24,409 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 10:51:24,755 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 10:51:24,863 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 10:51:24,969 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 10:51:25,002 INFO L192 MainTranslator]: Completed translation [2019-11-07 10:51:25,002 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:51:25 WrapperNode [2019-11-07 10:51:25,003 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 10:51:25,003 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 10:51:25,004 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 10:51:25,004 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 10:51:25,017 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:51:25" (1/1) ... [2019-11-07 10:51:25,017 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:51:25" (1/1) ... [2019-11-07 10:51:25,036 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:51:25" (1/1) ... [2019-11-07 10:51:25,036 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:51:25" (1/1) ... [2019-11-07 10:51:25,074 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:51:25" (1/1) ... [2019-11-07 10:51:25,083 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:51:25" (1/1) ... [2019-11-07 10:51:25,088 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:51:25" (1/1) ... [2019-11-07 10:51:25,095 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 10:51:25,096 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 10:51:25,096 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 10:51:25,096 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 10:51:25,097 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:51:25" (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 [2019-11-07 10:51:25,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 10:51:25,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 10:51:25,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-07 10:51:25,160 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-07 10:51:25,161 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-07 10:51:25,162 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-07 10:51:25,162 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-07 10:51:25,162 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-07 10:51:25,163 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-07 10:51:25,163 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-07 10:51:25,163 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-07 10:51:25,163 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-07 10:51:25,164 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-07 10:51:25,164 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-11-07 10:51:25,164 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-11-07 10:51:25,164 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-11-07 10:51:25,167 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-11-07 10:51:25,167 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-07 10:51:25,167 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-07 10:51:25,167 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-07 10:51:25,167 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-11-07 10:51:25,167 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-11-07 10:51:25,168 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-07 10:51:25,168 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-07 10:51:25,168 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-11-07 10:51:25,168 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-07 10:51:25,168 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-11-07 10:51:25,168 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 10:51:25,168 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-07 10:51:25,169 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-11-07 10:51:25,169 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-11-07 10:51:25,170 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-11-07 10:51:25,170 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-11-07 10:51:25,170 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-07 10:51:25,170 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-11-07 10:51:25,170 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-11-07 10:51:25,171 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-11-07 10:51:25,171 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-07 10:51:25,171 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 10:51:25,171 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 10:51:25,171 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-07 10:51:25,172 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-07 10:51:25,172 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-07 10:51:25,172 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-07 10:51:25,172 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-07 10:51:25,172 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-07 10:51:25,172 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-07 10:51:25,173 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-07 10:51:25,173 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-07 10:51:25,173 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-07 10:51:25,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-07 10:51:25,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 10:51:25,173 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-07 10:51:25,173 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-07 10:51:25,174 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 10:51:25,174 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-07 10:51:25,174 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-07 10:51:25,174 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 10:51:25,174 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-07 10:51:25,174 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-07 10:51:25,175 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 10:51:25,175 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-07 10:51:25,175 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-07 10:51:25,175 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-11-07 10:51:25,176 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-11-07 10:51:25,176 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-11-07 10:51:25,176 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-11-07 10:51:25,176 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-11-07 10:51:25,176 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-11-07 10:51:25,176 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-07 10:51:25,177 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-07 10:51:25,177 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-07 10:51:25,177 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-11-07 10:51:25,178 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-07 10:51:25,178 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-07 10:51:25,178 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-11-07 10:51:25,178 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-11-07 10:51:25,179 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-07 10:51:25,179 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-07 10:51:25,179 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-11-07 10:51:25,179 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 10:51:25,179 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-11-07 10:51:25,180 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-07 10:51:25,181 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-11-07 10:51:25,181 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-11-07 10:51:25,181 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-11-07 10:51:25,181 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-11-07 10:51:25,182 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 10:51:25,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-07 10:51:25,182 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 10:51:26,779 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 10:51:26,779 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-07 10:51:26,781 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:51:26 BoogieIcfgContainer [2019-11-07 10:51:26,782 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 10:51:26,782 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-07 10:51:26,782 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-07 10:51:26,783 INFO L275 PluginConnector]: Sifa initialized [2019-11-07 10:51:26,784 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:51:26" (1/1) ... [2019-11-07 10:51:26,785 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ 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=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-11-07 10:51:26,821 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-07 10:51:26,821 INFO L166 IcfgInterpreter]: Building call graph [2019-11-07 10:51:26,835 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-07 10:51:26,846 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-07 10:51:26,848 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-07 10:51:38,285 WARN L191 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-11-07 10:51:40,297 WARN L191 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-11-07 10:51:40,442 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-11-07 10:51:40,460 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 482 for LOIs [2019-11-07 10:51:40,502 INFO L197 IcfgInterpreter]: Interpreting procedure runTest with input of size 482 for LOIs [2019-11-07 10:51:40,517 INFO L197 IcfgInterpreter]: Interpreting procedure test with input of size 482 for LOIs [2019-11-07 10:51:40,959 WARN L191 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-11-07 10:51:41,669 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 191 [2019-11-07 10:51:42,191 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-07 10:51:42,355 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-07 10:51:42,561 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 177 [2019-11-07 10:51:42,837 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 191 [2019-11-07 10:51:43,090 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-07 10:51:43,382 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 607 DAG size of output: 607 [2019-11-07 10:51:43,608 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 607 DAG size of output: 607 [2019-11-07 10:51:43,799 INFO L197 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-11-07 10:51:43,801 INFO L197 IcfgInterpreter]: Interpreting procedure timeShift with input of size 152 for LOIs [2019-11-07 10:51:44,320 INFO L197 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 137 for LOIs [2019-11-07 10:51:44,330 INFO L197 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 151 for LOIs [2019-11-07 10:51:44,331 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-07 10:51:44,350 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-11-07 10:51:44,350 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-07 10:51:44,353 INFO L168 Benchmark]: Toolchain (without parser) took 20004.39 ms. Allocated memory was 144.7 MB in the beginning and 405.8 MB in the end (delta: 261.1 MB). Free memory was 100.9 MB in the beginning and 206.3 MB in the end (delta: -105.4 MB). Peak memory consumption was 155.7 MB. Max. memory is 7.1 GB. [2019-11-07 10:51:44,355 INFO L168 Benchmark]: CDTParser took 1.26 ms. Allocated memory is still 144.7 MB. Free memory was 119.8 MB in the beginning and 119.6 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-11-07 10:51:44,358 INFO L168 Benchmark]: CACSL2BoogieTranslator took 654.70 ms. Allocated memory was 144.7 MB in the beginning and 201.9 MB in the end (delta: 57.1 MB). Free memory was 100.7 MB in the beginning and 172.2 MB in the end (delta: -71.6 MB). Peak memory consumption was 25.0 MB. Max. memory is 7.1 GB. [2019-11-07 10:51:44,366 INFO L168 Benchmark]: Boogie Preprocessor took 92.28 ms. Allocated memory is still 201.9 MB. Free memory was 172.2 MB in the beginning and 168.1 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2019-11-07 10:51:44,369 INFO L168 Benchmark]: RCFGBuilder took 1685.80 ms. Allocated memory was 201.9 MB in the beginning and 234.4 MB in the end (delta: 32.5 MB). Free memory was 168.1 MB in the beginning and 154.0 MB in the end (delta: 14.1 MB). Peak memory consumption was 86.4 MB. Max. memory is 7.1 GB. [2019-11-07 10:51:44,370 INFO L168 Benchmark]: Sifa took 17567.86 ms. Allocated memory was 234.4 MB in the beginning and 405.8 MB in the end (delta: 171.4 MB). Free memory was 154.0 MB in the beginning and 206.3 MB in the end (delta: -52.3 MB). Peak memory consumption was 119.2 MB. Max. memory is 7.1 GB. [2019-11-07 10:51:44,382 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.26 ms. Allocated memory is still 144.7 MB. Free memory was 119.8 MB in the beginning and 119.6 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 654.70 ms. Allocated memory was 144.7 MB in the beginning and 201.9 MB in the end (delta: 57.1 MB). Free memory was 100.7 MB in the beginning and 172.2 MB in the end (delta: -71.6 MB). Peak memory consumption was 25.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 92.28 ms. Allocated memory is still 201.9 MB. Free memory was 172.2 MB in the beginning and 168.1 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1685.80 ms. Allocated memory was 201.9 MB in the beginning and 234.4 MB in the end (delta: 32.5 MB). Free memory was 168.1 MB in the beginning and 154.0 MB in the end (delta: 14.1 MB). Peak memory consumption was 86.4 MB. Max. memory is 7.1 GB. * Sifa took 17567.86 ms. Allocated memory was 234.4 MB in the beginning and 405.8 MB in the end (delta: 171.4 MB). Free memory was 154.0 MB in the beginning and 206.3 MB in the end (delta: -52.3 MB). Peak memory consumption was 119.2 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]: 17511, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 27, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 95, TOOLS_POST_TIME[ms]: 13599, TOOLS_POST_CALL_APPLICATIONS: 48, TOOLS_POST_CALL_TIME[ms]: 161, TOOLS_POST_RETURN_APPLICATIONS: 41, TOOLS_POST_RETURN_TIME[ms]: 67, TOOLS_QUANTIFIERELIM_APPLICATIONS: 183, TOOLS_QUANTIFIERELIM_TIME[ms]: 13696, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 13489, FLUID_QUERY_TIME[ms]: 12, FLUID_QUERIES: 173, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 25, DOMAIN_JOIN_TIME[ms]: 2922, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 524, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 9, DOMAIN_ISBOTTOM_APPLICATIONS: 27, DOMAIN_ISBOTTOM_TIME[ms]: 82, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 1829, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1828, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 41, CALL_SUMMARIZER_CACHE_MISSES: 22, CALL_SUMMARIZER_OVERALL_TIME[ms]: 13679, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 13677, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 7, DAG_COMPRESSION_TIME[ms]: 27, DAG_COMPRESSION_PROCESSED_NODES: 347, DAG_COMPRESSION_RETAINED_NODES: 165 - UnprovableResult [Line: 585]: 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 361#(and (<= |#t~string58.offset| 0) (<= |#t~string33.offset| 0) (<= 0 (+ ~switchedOnBeforeTS~0 2147483648)) (<= |#t~string22.offset| 0) (<= 0 |#NULL.base|) (<= 0 |#t~string20.offset|) (<= ~systemActive~0 1) (<= 0 |#t~string40.offset|) (<= ~head~0.offset 0) (= |#t~string62.offset| 0) (= |#t~string46.offset| 0) (<= 0 |#t~string64.offset|) (= |#t~string32.offset| 0) (<= 0 |#t~string46.offset|) (<= 0 |#t~string60.offset|) (= |#NULL.base| 0) (<= |#t~string24.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (<= 0 |#t~string42.offset|) (<= 0 ~methaneLevelCritical~0) (<= ~switchedOnBeforeTS~0 2147483647) (<= 0 |#t~string44.offset|) (<= |#t~string64.offset| 0) (<= 0 (+ ~waterLevel~0 2147483648)) (<= |#t~string40.offset| 0) (= |#t~string20.offset| 0) (= |#t~string56.offset| 0) (= |#t~string29.offset| 0) (<= |#t~string66.offset| 0) (= |#t~string42.offset| 0) (<= 0 |#t~string48.offset|) (= ~switchedOnBeforeTS~0 0) (<= 0 |#t~string33.offset|) (<= 0 |#NULL.offset|) (= |#t~string66.offset| 0) (<= |#t~string60.offset| 0) (= |#t~string64.offset| 0) (= ~head~0.base 0) (<= ~cleanupTimeShifts~0 4) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (= |#t~string33.offset| 0) (<= |#NULL.base| 0) (<= 1 ~systemActive~0) (<= |#t~string46.offset| 0) (<= 4 ~cleanupTimeShifts~0) (= |#t~string31.offset| 0) (not (= 2 ~waterLevel~0)) (<= |#t~string68.offset| 0) (= |#t~string40.offset| 0) (= |#NULL.offset| 0) (= |#t~string23.offset| 0) (= |#t~string21.offset| 0) (<= 0 |#t~string62.offset|) (<= ~head~0.base 0) (<= 0 |#t~string19.offset|) (<= 0 ~head~0.offset) (<= |#t~string31.offset| 0) (not (= ~pumpRunning~0 0)) (<= 0 |#t~string22.offset|) (= |#t~string28.offset| 0) (<= 0 |#t~string32.offset|) (<= ~waterLevel~0 2147483647) (= |#t~string30.offset| 0) (<= |#t~string56.offset| 0) (<= 0 |#t~string21.offset|) (<= |#NULL.offset| 0) (= |#t~string48.offset| 0) (= ~head~0.offset 0) (<= ~pumpRunning~0 2147483647) (<= |#t~string44.offset| 0) (= |#t~string24.offset| 0) (<= 0 |#t~string56.offset|) (= |#t~string44.offset| 0) (<= |#t~string21.offset| 0) (<= |#t~string42.offset| 0) (= |#t~string54.offset| 0) (<= 0 |#t~string54.offset|) (<= 0 |#t~string23.offset|) (= ~systemActive~0 1) (= |#t~string58.offset| 0) (<= |#t~string30.offset| 0) (<= |#t~string32.offset| 0) (= |#t~string19.offset| 0) (<= 0 |#t~string29.offset|) (<= |#t~string62.offset| 0) (<= ~methaneLevelCritical~0 1) (<= 0 |#t~string66.offset|) (<= |#t~string28.offset| 0) (<= 0 |#t~string30.offset|) (<= 0 |#t~string31.offset|) (<= |#t~string23.offset| 0) (= |#t~string60.offset| 0) (= |#t~string22.offset| 0) (<= |#t~string48.offset| 0) (<= |#t~string54.offset| 0) (<= |#t~string29.offset| 0) (<= |#t~string19.offset| 0) (<= 0 |#t~string24.offset|) (<= 0 |#t~string58.offset|) (<= |#t~string20.offset| 0) (<= 0 |#t~string68.offset|) (<= 0 |#t~string28.offset|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...