java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.logsizewrapperfluid.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product32.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 15:47:06,333 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 15:47:06,335 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 15:47:06,346 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 15:47:06,346 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 15:47:06,347 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 15:47:06,349 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 15:47:06,350 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 15:47:06,352 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 15:47:06,353 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 15:47:06,354 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 15:47:06,355 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 15:47:06,355 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 15:47:06,356 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 15:47:06,357 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 15:47:06,358 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 15:47:06,359 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 15:47:06,359 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 15:47:06,361 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 15:47:06,363 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 15:47:06,364 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 15:47:06,365 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 15:47:06,367 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 15:47:06,367 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 15:47:06,370 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 15:47:06,370 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 15:47:06,370 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 15:47:06,371 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 15:47:06,371 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 15:47:06,372 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 15:47:06,373 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 15:47:06,373 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 15:47:06,374 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 15:47:06,375 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 15:47:06,376 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 15:47:06,376 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 15:47:06,377 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 15:47:06,377 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 15:47:06,377 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 15:47:06,378 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 15:47:06,379 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 15:47:06,379 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-25 15:47:06,394 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 15:47:06,394 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 15:47:06,395 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 15:47:06,396 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 15:47:06,396 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 15:47:06,396 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 15:47:06,396 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 15:47:06,396 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 15:47:06,397 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 15:47:06,397 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 15:47:06,397 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 15:47:06,397 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 15:47:06,397 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 15:47:06,397 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 15:47:06,398 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 15:47:06,398 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 15:47:06,398 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 15:47:06,398 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 15:47:06,399 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 15:47:06,399 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 15:47:06,399 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 15:47:06,399 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 15:47:06,399 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 15:47:06,400 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 15:47:06,400 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 15:47:06,400 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 15:47:06,400 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 15:47:06,400 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 15:47:06,400 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: LogSizeWrapperFluid Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-25 15:47:06,431 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 15:47:06,443 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 15:47:06,446 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 15:47:06,448 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 15:47:06,448 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 15:47:06,449 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product32.cil.c [2019-09-25 15:47:06,523 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/224427167/0c8c6b62aae348b39170ebb36fd4a8bb/FLAGf71e03984 [2019-09-25 15:47:07,061 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 15:47:07,062 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product32.cil.c [2019-09-25 15:47:07,093 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/224427167/0c8c6b62aae348b39170ebb36fd4a8bb/FLAGf71e03984 [2019-09-25 15:47:07,353 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/224427167/0c8c6b62aae348b39170ebb36fd4a8bb [2019-09-25 15:47:07,362 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 15:47:07,364 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 15:47:07,365 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 15:47:07,365 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 15:47:07,368 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 15:47:07,369 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 03:47:07" (1/1) ... [2019-09-25 15:47:07,371 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@297c3183 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:47:07, skipping insertion in model container [2019-09-25 15:47:07,371 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 03:47:07" (1/1) ... [2019-09-25 15:47:07,376 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 15:47:07,437 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 15:47:07,925 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 15:47:07,938 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 15:47:08,028 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 15:47:08,060 INFO L192 MainTranslator]: Completed translation [2019-09-25 15:47:08,060 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:47:08 WrapperNode [2019-09-25 15:47:08,060 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 15:47:08,061 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 15:47:08,061 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 15:47:08,061 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 15:47:08,071 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:47:08" (1/1) ... [2019-09-25 15:47:08,071 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:47:08" (1/1) ... [2019-09-25 15:47:08,090 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:47:08" (1/1) ... [2019-09-25 15:47:08,090 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:47:08" (1/1) ... [2019-09-25 15:47:08,117 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:47:08" (1/1) ... [2019-09-25 15:47:08,128 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:47:08" (1/1) ... [2019-09-25 15:47:08,132 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:47:08" (1/1) ... [2019-09-25 15:47:08,140 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 15:47:08,140 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 15:47:08,140 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 15:47:08,140 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 15:47:08,141 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:47:08" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 15:47:08,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 15:47:08,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 15:47:08,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-25 15:47:08,196 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-25 15:47:08,196 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-25 15:47:08,196 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-25 15:47:08,197 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-25 15:47:08,197 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-25 15:47:08,197 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-25 15:47:08,197 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-25 15:47:08,197 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-25 15:47:08,198 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 15:47:08,198 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-25 15:47:08,198 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-25 15:47:08,198 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-25 15:47:08,198 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-25 15:47:08,198 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-25 15:47:08,199 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-25 15:47:08,199 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-25 15:47:08,199 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-25 15:47:08,199 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-25 15:47:08,199 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-25 15:47:08,199 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-25 15:47:08,200 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-25 15:47:08,200 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-25 15:47:08,200 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-25 15:47:08,200 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-25 15:47:08,200 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-25 15:47:08,200 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-25 15:47:08,200 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-25 15:47:08,201 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-25 15:47:08,201 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-25 15:47:08,201 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-25 15:47:08,201 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-25 15:47:08,201 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-25 15:47:08,201 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-25 15:47:08,201 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-25 15:47:08,202 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-25 15:47:08,202 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-25 15:47:08,202 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-25 15:47:08,202 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-25 15:47:08,202 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-25 15:47:08,202 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-25 15:47:08,202 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 15:47:08,202 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 15:47:08,203 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-25 15:47:08,203 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-25 15:47:08,203 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-25 15:47:08,203 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-25 15:47:08,203 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-25 15:47:08,203 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-25 15:47:08,203 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-25 15:47:08,203 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-25 15:47:08,203 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-25 15:47:08,204 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-25 15:47:08,204 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-25 15:47:08,204 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-25 15:47:08,204 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-25 15:47:08,204 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-25 15:47:08,204 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-25 15:47:08,204 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 15:47:08,205 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-25 15:47:08,205 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-25 15:47:08,205 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-25 15:47:08,205 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-25 15:47:08,205 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-25 15:47:08,205 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-25 15:47:08,206 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-25 15:47:08,206 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-25 15:47:08,206 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-25 15:47:08,206 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-25 15:47:08,206 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-25 15:47:08,206 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-25 15:47:08,206 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-25 15:47:08,207 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-25 15:47:08,207 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-25 15:47:08,207 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-25 15:47:08,207 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-25 15:47:08,207 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-25 15:47:08,207 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-25 15:47:08,207 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-25 15:47:08,208 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-25 15:47:08,208 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-25 15:47:08,208 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-25 15:47:08,208 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-25 15:47:08,208 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-25 15:47:08,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-25 15:47:08,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 15:47:08,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-25 15:47:08,209 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-25 15:47:08,209 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 15:47:08,209 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-25 15:47:08,209 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-25 15:47:08,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 15:47:08,210 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-25 15:47:08,210 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-25 15:47:08,210 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-25 15:47:08,210 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 15:47:08,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-25 15:47:08,210 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 15:47:09,643 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 15:47:09,644 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-25 15:47:09,646 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 03:47:09 BoogieIcfgContainer [2019-09-25 15:47:09,646 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 15:47:09,647 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 15:47:09,647 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 15:47:09,647 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 15:47:09,649 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 03:47:09" (1/1) ... [2019-09-25 15:47:09,649 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=ExplicitValueDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-09-25 15:47:09,675 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 15:47:09,676 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 15:47:09,692 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 15:47:09,705 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 15:47:09,706 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 15:47:18,722 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-25 15:47:20,365 WARN L191 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-25 15:47:20,516 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 15:47:20,639 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 15:47:20,764 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 15:47:20,788 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-25 15:47:20,845 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-25 15:47:20,863 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-25 15:47:21,034 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-25 15:47:21,158 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-25 15:47:21,629 WARN L191 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 506 [2019-09-25 15:47:21,973 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 506 [2019-09-25 15:47:22,121 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-25 15:47:22,279 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-25 15:47:22,736 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 529 [2019-09-25 15:47:23,273 WARN L191 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-25 15:47:23,428 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 533 DAG size of output: 530 [2019-09-25 15:47:23,538 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 529 [2019-09-25 15:47:23,734 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 523 DAG size of output: 523 [2019-09-25 15:47:23,838 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 522 [2019-09-25 15:47:24,083 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 529 [2019-09-25 15:47:25,429 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-25 15:47:25,431 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 72 for LOIs [2019-09-25 15:47:25,482 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 63 for LOIs [2019-09-25 15:47:25,487 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 80 for LOIs [2019-09-25 15:47:25,494 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 15:47:25,495 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 15:47:25,497 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 591#(and (= |#t~string50.offset| 0) (= |#t~string21.offset| 0) (= |#t~string61.offset| 0) (= |#t~string49.offset| 0) (= |#t~string74.offset| 0) (= |#t~string7.offset| 0) (= |#t~string15.offset| 0) (= |#t~string57.offset| 0) (= ~switchedOnBeforeTS~0 0) (= |#t~string58.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string66.offset| 0) (= |#t~string72.offset| 0) (= |#t~string62.offset| 0) (= |#t~string19.offset| 0) (= ~head~0.base 0) (= |#t~string59.offset| 0) (<= ~waterLevel~0 2147483647) (= |#t~string9.offset| 0) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (= |#t~string52.offset| 0) (= |#NULL.base| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string13.offset| 0) (= |#t~string60.offset| 0) (= |#t~string48.offset| 0) (= ~head~0.offset 0) (= |#t~string51.offset| 0) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (= |#t~string70.offset| 0) (not (= 2 ~waterLevel~0)) (= |#t~string11.offset| 0) (= |#NULL.offset| 0) (= |#t~string17.offset| 0) (= |#t~string53.offset| 0)) [2019-09-25 15:47:25,509 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 15:47:25,509 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 15:47:25,511 INFO L168 Benchmark]: Toolchain (without parser) took 18147.18 ms. Allocated memory was 140.0 MB in the beginning and 566.2 MB in the end (delta: 426.2 MB). Free memory was 86.3 MB in the beginning and 416.0 MB in the end (delta: -329.7 MB). Peak memory consumption was 96.5 MB. Max. memory is 7.1 GB. [2019-09-25 15:47:25,512 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 140.0 MB. Free memory was 106.0 MB in the beginning and 105.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-25 15:47:25,513 INFO L168 Benchmark]: CACSL2BoogieTranslator took 695.85 ms. Allocated memory was 140.0 MB in the beginning and 199.8 MB in the end (delta: 59.8 MB). Free memory was 86.1 MB in the beginning and 164.8 MB in the end (delta: -78.7 MB). Peak memory consumption was 22.1 MB. Max. memory is 7.1 GB. [2019-09-25 15:47:25,513 INFO L168 Benchmark]: Boogie Preprocessor took 79.03 ms. Allocated memory is still 199.8 MB. Free memory was 164.8 MB in the beginning and 160.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-09-25 15:47:25,514 INFO L168 Benchmark]: RCFGBuilder took 1505.99 ms. Allocated memory was 199.8 MB in the beginning and 224.4 MB in the end (delta: 24.6 MB). Free memory was 160.6 MB in the beginning and 141.8 MB in the end (delta: 18.8 MB). Peak memory consumption was 89.8 MB. Max. memory is 7.1 GB. [2019-09-25 15:47:25,515 INFO L168 Benchmark]: Sifa took 15862.41 ms. Allocated memory was 224.4 MB in the beginning and 566.2 MB in the end (delta: 341.8 MB). Free memory was 141.8 MB in the beginning and 416.0 MB in the end (delta: -274.2 MB). Peak memory consumption was 67.6 MB. Max. memory is 7.1 GB. [2019-09-25 15:47:25,519 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 140.0 MB. Free memory was 106.0 MB in the beginning and 105.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 695.85 ms. Allocated memory was 140.0 MB in the beginning and 199.8 MB in the end (delta: 59.8 MB). Free memory was 86.1 MB in the beginning and 164.8 MB in the end (delta: -78.7 MB). Peak memory consumption was 22.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 79.03 ms. Allocated memory is still 199.8 MB. Free memory was 164.8 MB in the beginning and 160.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1505.99 ms. Allocated memory was 199.8 MB in the beginning and 224.4 MB in the end (delta: 24.6 MB). Free memory was 160.6 MB in the beginning and 141.8 MB in the end (delta: 18.8 MB). Peak memory consumption was 89.8 MB. Max. memory is 7.1 GB. * Sifa took 15862.41 ms. Allocated memory was 224.4 MB in the beginning and 566.2 MB in the end (delta: 341.8 MB). Free memory was 141.8 MB in the beginning and 416.0 MB in the end (delta: -274.2 MB). Peak memory consumption was 67.6 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]: 15822, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 232, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 158, TOOLS_POST_TIME[ms]: 10790, TOOLS_POST_CALL_APPLICATIONS: 68, TOOLS_POST_CALL_TIME[ms]: 154, TOOLS_POST_RETURN_APPLICATIONS: 61, TOOLS_POST_RETURN_TIME[ms]: 72, TOOLS_QUANTIFIERELIM_APPLICATIONS: 286, TOOLS_QUANTIFIERELIM_TIME[ms]: 10904, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 10709, FLUID_QUERY_TIME[ms]: 13, FLUID_QUERIES: 234, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 92, DOMAIN_JOIN_TIME[ms]: 4182, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 250, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 11, DOMAIN_ISBOTTOM_APPLICATIONS: 61, DOMAIN_ISBOTTOM_TIME[ms]: 182, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 3233, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 3232, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 61, CALL_SUMMARIZER_CACHE_MISSES: 26, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11075, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11074, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 7, DAG_COMPRESSION_TIME[ms]: 46, DAG_COMPRESSION_PROCESSED_NODES: 691, DAG_COMPRESSION_RETAINED_NODES: 264 - UnprovableResult [Line: 185]: 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 591#(and (= |#t~string50.offset| 0) (= |#t~string21.offset| 0) (= |#t~string61.offset| 0) (= |#t~string49.offset| 0) (= |#t~string74.offset| 0) (= |#t~string7.offset| 0) (= |#t~string15.offset| 0) (= |#t~string57.offset| 0) (= ~switchedOnBeforeTS~0 0) (= |#t~string58.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string66.offset| 0) (= |#t~string72.offset| 0) (= |#t~string62.offset| 0) (= |#t~string19.offset| 0) (= ~head~0.base 0) (= |#t~string59.offset| 0) (<= ~waterLevel~0 2147483647) (= |#t~string9.offset| 0) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (= |#t~string52.offset| 0) (= |#NULL.base| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string13.offset| 0) (= |#t~string60.offset| 0) (= |#t~string48.offset| 0) (= ~head~0.offset 0) (= |#t~string51.offset| 0) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (= |#t~string70.offset| 0) (not (= 2 ~waterLevel~0)) (= |#t~string11.offset| 0) (= |#NULL.offset| 0) (= |#t~string17.offset| 0) (= |#t~string53.offset| 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...