java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product16.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 08:37:04,198 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 08:37:04,201 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 08:37:04,213 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 08:37:04,213 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 08:37:04,214 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 08:37:04,216 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 08:37:04,218 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 08:37:04,223 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 08:37:04,224 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 08:37:04,225 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 08:37:04,229 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 08:37:04,229 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 08:37:04,230 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 08:37:04,237 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 08:37:04,238 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 08:37:04,239 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 08:37:04,240 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 08:37:04,246 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 08:37:04,251 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 08:37:04,253 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 08:37:04,256 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 08:37:04,257 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 08:37:04,261 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 08:37:04,266 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 08:37:04,267 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 08:37:04,267 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 08:37:04,268 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 08:37:04,270 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 08:37:04,271 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 08:37:04,273 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 08:37:04,274 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 08:37:04,275 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 08:37:04,275 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 08:37:04,278 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 08:37:04,278 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 08:37:04,280 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 08:37:04,280 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 08:37:04,280 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 08:37:04,283 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 08:37:04,284 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 08:37:04,285 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 [2019-09-21 08:37:04,302 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 08:37:04,302 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 08:37:04,303 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 08:37:04,304 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 08:37:04,304 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 08:37:04,304 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 08:37:04,305 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 08:37:04,305 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 08:37:04,305 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 08:37:04,305 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 08:37:04,305 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 08:37:04,306 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 08:37:04,306 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 08:37:04,306 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 08:37:04,306 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 08:37:04,307 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 08:37:04,307 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 08:37:04,307 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 08:37:04,307 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 08:37:04,307 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 08:37:04,308 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 08:37:04,308 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:37:04,308 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 08:37:04,308 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 08:37:04,309 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 08:37:04,309 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 08:37:04,309 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 08:37:04,309 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 08:37:04,309 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-21 08:37:04,352 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 08:37:04,372 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 08:37:04,376 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 08:37:04,377 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 08:37:04,378 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 08:37:04,379 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product16.cil.c [2019-09-21 08:37:04,451 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24125cfd9/71a3f3eef9014e9fb69a430c42710c80/FLAGd3a22a11d [2019-09-21 08:37:04,968 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 08:37:04,970 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product16.cil.c [2019-09-21 08:37:04,994 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24125cfd9/71a3f3eef9014e9fb69a430c42710c80/FLAGd3a22a11d [2019-09-21 08:37:05,319 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24125cfd9/71a3f3eef9014e9fb69a430c42710c80 [2019-09-21 08:37:05,328 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 08:37:05,330 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 08:37:05,331 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 08:37:05,331 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 08:37:05,334 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 08:37:05,335 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:37:05" (1/1) ... [2019-09-21 08:37:05,337 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@af82b88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:37:05, skipping insertion in model container [2019-09-21 08:37:05,338 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:37:05" (1/1) ... [2019-09-21 08:37:05,344 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 08:37:05,400 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 08:37:05,831 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:37:05,853 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 08:37:05,968 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:37:06,007 INFO L192 MainTranslator]: Completed translation [2019-09-21 08:37:06,008 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:37:06 WrapperNode [2019-09-21 08:37:06,008 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 08:37:06,009 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 08:37:06,009 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 08:37:06,009 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 08:37:06,024 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:37:06" (1/1) ... [2019-09-21 08:37:06,024 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:37:06" (1/1) ... [2019-09-21 08:37:06,066 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:37:06" (1/1) ... [2019-09-21 08:37:06,067 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:37:06" (1/1) ... [2019-09-21 08:37:06,119 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:37:06" (1/1) ... [2019-09-21 08:37:06,135 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:37:06" (1/1) ... [2019-09-21 08:37:06,140 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:37:06" (1/1) ... [2019-09-21 08:37:06,148 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 08:37:06,149 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 08:37:06,149 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 08:37:06,149 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 08:37:06,150 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:37:06" (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 [2019-09-21 08:37:06,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 08:37:06,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 08:37:06,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 08:37:06,242 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 08:37:06,243 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 08:37:06,243 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 08:37:06,244 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 08:37:06,244 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 08:37:06,244 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 08:37:06,244 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-21 08:37:06,245 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-21 08:37:06,245 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-21 08:37:06,246 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 08:37:06,246 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 08:37:06,246 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 08:37:06,246 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 08:37:06,248 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 08:37:06,249 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 08:37:06,249 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 08:37:06,249 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 08:37:06,249 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 08:37:06,249 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 08:37:06,250 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 08:37:06,250 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-21 08:37:06,250 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 08:37:06,250 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-09-21 08:37:06,250 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 08:37:06,251 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 08:37:06,251 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 08:37:06,251 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 08:37:06,251 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 08:37:06,251 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-21 08:37:06,251 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-21 08:37:06,252 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 08:37:06,252 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 08:37:06,252 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 08:37:06,252 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 08:37:06,252 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 08:37:06,253 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 08:37:06,253 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 08:37:06,253 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 08:37:06,253 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 08:37:06,253 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 08:37:06,254 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 08:37:06,254 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 08:37:06,254 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 08:37:06,254 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 08:37:06,254 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 08:37:06,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 08:37:06,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 08:37:06,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 08:37:06,255 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 08:37:06,255 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 08:37:06,255 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 08:37:06,255 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 08:37:06,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 08:37:06,255 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 08:37:06,256 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 08:37:06,256 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 08:37:06,257 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 08:37:06,257 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 08:37:06,257 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 08:37:06,257 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 08:37:06,257 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-21 08:37:06,258 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-21 08:37:06,258 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-21 08:37:06,258 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 08:37:06,258 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 08:37:06,258 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 08:37:06,258 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 08:37:06,258 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 08:37:06,259 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 08:37:06,259 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 08:37:06,259 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 08:37:06,260 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 08:37:06,260 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 08:37:06,260 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 08:37:06,261 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 08:37:06,261 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 08:37:06,261 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 08:37:06,261 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 08:37:06,261 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 08:37:06,261 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 08:37:06,262 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 08:37:06,262 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 08:37:06,262 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-21 08:37:06,262 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-21 08:37:06,262 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 08:37:06,262 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-21 08:37:06,263 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 08:37:06,263 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-09-21 08:37:06,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 08:37:06,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 08:37:06,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 08:37:07,980 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 08:37:07,980 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 08:37:07,982 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:37:07 BoogieIcfgContainer [2019-09-21 08:37:07,982 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 08:37:07,983 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 08:37:07,983 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 08:37:07,983 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 08:37:07,984 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:37:07" (1/1) ... [2019-09-21 08:37:07,985 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-21 08:37:08,013 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 08:37:08,014 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 08:37:08,034 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 08:37:08,050 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 08:37:08,052 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 08:37:18,218 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-21 08:37:19,836 WARN L191 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 08:37:19,981 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:37:20,104 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:37:20,252 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:37:20,270 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-21 08:37:20,317 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-21 08:37:20,333 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-21 08:37:20,504 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-21 08:37:20,665 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-21 08:37:21,052 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:37:21,388 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:37:21,684 WARN L191 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:37:21,940 WARN L191 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:37:22,157 WARN L191 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:37:22,340 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:37:22,526 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:37:22,720 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:37:23,151 WARN L191 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:37:23,482 WARN L191 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:37:24,338 WARN L191 SmtUtils]: Spent 771.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-21 08:37:24,921 WARN L191 SmtUtils]: Spent 580.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-21 08:37:25,303 WARN L191 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:37:25,591 WARN L191 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:37:26,463 WARN L191 SmtUtils]: Spent 840.00 ms on a formula simplification that was a NOOP. DAG size: 552 [2019-09-21 08:37:27,135 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-21 08:37:27,295 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-21 08:37:27,425 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-21 08:37:27,546 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-21 08:37:28,046 WARN L191 SmtUtils]: Spent 460.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:37:28,454 WARN L191 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:37:29,133 WARN L191 SmtUtils]: Spent 627.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-21 08:37:29,709 WARN L191 SmtUtils]: Spent 574.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-21 08:37:30,070 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:37:30,377 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:37:31,256 WARN L191 SmtUtils]: Spent 853.00 ms on a formula simplification that was a NOOP. DAG size: 552 [2019-09-21 08:37:31,481 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 43 for LOIs [2019-09-21 08:37:31,584 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-21 08:37:31,597 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 38 for LOIs [2019-09-21 08:37:31,611 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 48 for LOIs [2019-09-21 08:37:31,616 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 08:37:31,616 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 08:37:31,620 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 439#(and (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (or (and (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (<= 0 (+ ~switchedOnBeforeTS~0 2147483648)) (<= ~switchedOnBeforeTS~0 2147483647)) (= 0 ~systemActive~0)) (and (and (= 0 ~methaneLevelCritical~0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647)) (and (<= 0 (+ ~switchedOnBeforeTS~0 2147483648)) (<= ~switchedOnBeforeTS~0 2147483647)) (not (= 0 ~systemActive~0)))) (not (= 2 ~waterLevel~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))) [2019-09-21 08:37:31,633 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-21 08:37:31,634 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 08:37:31,637 INFO L168 Benchmark]: Toolchain (without parser) took 26305.46 ms. Allocated memory was 139.5 MB in the beginning and 798.0 MB in the end (delta: 658.5 MB). Free memory was 85.4 MB in the beginning and 323.8 MB in the end (delta: -238.5 MB). Peak memory consumption was 420.0 MB. Max. memory is 7.1 GB. [2019-09-21 08:37:31,638 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 139.5 MB. Free memory was 105.4 MB in the beginning and 105.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-21 08:37:31,644 INFO L168 Benchmark]: CACSL2BoogieTranslator took 676.99 ms. Allocated memory was 139.5 MB in the beginning and 199.8 MB in the end (delta: 60.3 MB). Free memory was 85.2 MB in the beginning and 165.2 MB in the end (delta: -80.0 MB). Peak memory consumption was 21.7 MB. Max. memory is 7.1 GB. [2019-09-21 08:37:31,646 INFO L168 Benchmark]: Boogie Preprocessor took 139.68 ms. Allocated memory is still 199.8 MB. Free memory was 165.2 MB in the beginning and 160.8 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-09-21 08:37:31,647 INFO L168 Benchmark]: RCFGBuilder took 1833.60 ms. Allocated memory was 199.8 MB in the beginning and 223.3 MB in the end (delta: 23.6 MB). Free memory was 160.8 MB in the beginning and 144.9 MB in the end (delta: 15.9 MB). Peak memory consumption was 91.0 MB. Max. memory is 7.1 GB. [2019-09-21 08:37:31,654 INFO L168 Benchmark]: Sifa took 23651.09 ms. Allocated memory was 223.3 MB in the beginning and 798.0 MB in the end (delta: 574.6 MB). Free memory was 144.9 MB in the beginning and 323.8 MB in the end (delta: -178.9 MB). Peak memory consumption was 395.7 MB. Max. memory is 7.1 GB. [2019-09-21 08:37:31,660 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 139.5 MB. Free memory was 105.4 MB in the beginning and 105.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 676.99 ms. Allocated memory was 139.5 MB in the beginning and 199.8 MB in the end (delta: 60.3 MB). Free memory was 85.2 MB in the beginning and 165.2 MB in the end (delta: -80.0 MB). Peak memory consumption was 21.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 139.68 ms. Allocated memory is still 199.8 MB. Free memory was 165.2 MB in the beginning and 160.8 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1833.60 ms. Allocated memory was 199.8 MB in the beginning and 223.3 MB in the end (delta: 23.6 MB). Free memory was 160.8 MB in the beginning and 144.9 MB in the end (delta: 15.9 MB). Peak memory consumption was 91.0 MB. Max. memory is 7.1 GB. * Sifa took 23651.09 ms. Allocated memory was 223.3 MB in the beginning and 798.0 MB in the end (delta: 574.6 MB). Free memory was 144.9 MB in the beginning and 323.8 MB in the end (delta: -178.9 MB). Peak memory consumption was 395.7 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]: 23607, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 217, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 142, TOOLS_POST_TIME[ms]: 11959, TOOLS_POST_CALL_APPLICATIONS: 64, TOOLS_POST_CALL_TIME[ms]: 230, TOOLS_POST_RETURN_APPLICATIONS: 55, TOOLS_POST_RETURN_TIME[ms]: 127, TOOLS_QUANTIFIERELIM_APPLICATIONS: 261, TOOLS_QUANTIFIERELIM_TIME[ms]: 12194, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11835, FLUID_QUERY_TIME[ms]: 13, FLUID_QUERIES: 222, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 74, DOMAIN_JOIN_TIME[ms]: 10889, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 25, DOMAIN_ISSUBSETEQ_APPLICATIONS: 5, DOMAIN_ISSUBSETEQ_TIME[ms]: 10, DOMAIN_ISBOTTOM_APPLICATIONS: 37, DOMAIN_ISBOTTOM_TIME[ms]: 174, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 780, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 779, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 5, CALL_SUMMARIZER_APPLICATIONS: 55, CALL_SUMMARIZER_CACHE_MISSES: 23, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12276, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12275, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 10, PATH_EXPR_TIME[ms]: 10, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 40, DAG_COMPRESSION_PROCESSED_NODES: 422, DAG_COMPRESSION_RETAINED_NODES: 242 - UnprovableResult [Line: 602]: 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 439#(and (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (or (and (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (<= 0 (+ ~switchedOnBeforeTS~0 2147483648)) (<= ~switchedOnBeforeTS~0 2147483647)) (= 0 ~systemActive~0)) (and (and (= 0 ~methaneLevelCritical~0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647)) (and (<= 0 (+ ~switchedOnBeforeTS~0 2147483648)) (<= ~switchedOnBeforeTS~0 2147483647)) (not (= 0 ~systemActive~0)))) (not (= 2 ~waterLevel~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...