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_spec1_product63.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 06:03:19,298 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 06:03:19,300 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 06:03:19,312 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 06:03:19,312 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 06:03:19,313 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 06:03:19,314 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 06:03:19,316 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 06:03:19,318 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 06:03:19,319 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 06:03:19,320 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 06:03:19,321 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 06:03:19,321 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 06:03:19,322 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 06:03:19,323 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 06:03:19,324 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 06:03:19,325 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 06:03:19,326 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 06:03:19,327 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 06:03:19,329 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 06:03:19,331 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 06:03:19,332 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 06:03:19,333 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 06:03:19,333 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 06:03:19,336 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 06:03:19,336 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 06:03:19,336 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 06:03:19,339 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 06:03:19,339 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 06:03:19,343 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 06:03:19,343 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 06:03:19,344 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 06:03:19,345 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 06:03:19,346 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 06:03:19,347 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 06:03:19,347 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 06:03:19,348 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 06:03:19,348 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 06:03:19,348 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 06:03:19,349 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 06:03:19,353 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 06:03:19,354 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 [2019-09-17 06:03:19,380 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 06:03:19,381 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 06:03:19,383 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 06:03:19,383 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 06:03:19,383 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 06:03:19,383 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 06:03:19,384 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 06:03:19,384 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 06:03:19,384 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 06:03:19,384 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 06:03:19,385 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 06:03:19,385 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 06:03:19,386 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 06:03:19,386 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 06:03:19,386 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 06:03:19,386 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 06:03:19,387 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 06:03:19,387 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 06:03:19,387 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 06:03:19,387 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 06:03:19,388 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 06:03:19,388 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 06:03:19,388 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 06:03:19,388 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 06:03:19,389 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 06:03:19,389 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 06:03:19,389 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 06:03:19,389 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 06:03:19,389 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 [2019-09-17 06:03:19,435 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 06:03:19,447 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 06:03:19,450 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 06:03:19,451 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 06:03:19,452 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 06:03:19,452 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product63.cil.c [2019-09-17 06:03:19,511 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac7997b26/a2e929babc414dd09db87b12ed4dc282/FLAG9ac230800 [2019-09-17 06:03:20,027 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 06:03:20,028 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product63.cil.c [2019-09-17 06:03:20,041 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac7997b26/a2e929babc414dd09db87b12ed4dc282/FLAG9ac230800 [2019-09-17 06:03:20,328 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac7997b26/a2e929babc414dd09db87b12ed4dc282 [2019-09-17 06:03:20,339 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 06:03:20,341 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 06:03:20,341 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 06:03:20,342 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 06:03:20,344 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 06:03:20,345 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:03:20" (1/1) ... [2019-09-17 06:03:20,347 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a93596b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:03:20, skipping insertion in model container [2019-09-17 06:03:20,347 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:03:20" (1/1) ... [2019-09-17 06:03:20,354 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 06:03:20,413 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 06:03:20,878 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 06:03:20,895 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 06:03:20,995 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 06:03:21,047 INFO L192 MainTranslator]: Completed translation [2019-09-17 06:03:21,048 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:03:21 WrapperNode [2019-09-17 06:03:21,049 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 06:03:21,050 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 06:03:21,050 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 06:03:21,050 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 06:03:21,063 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:03:21" (1/1) ... [2019-09-17 06:03:21,064 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:03:21" (1/1) ... [2019-09-17 06:03:21,101 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:03:21" (1/1) ... [2019-09-17 06:03:21,102 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:03:21" (1/1) ... [2019-09-17 06:03:21,131 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:03:21" (1/1) ... [2019-09-17 06:03:21,141 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:03:21" (1/1) ... [2019-09-17 06:03:21,147 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:03:21" (1/1) ... [2019-09-17 06:03:21,154 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 06:03:21,155 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 06:03:21,155 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 06:03:21,155 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 06:03:21,156 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:03:21" (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 [2019-09-17 06:03:21,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 06:03:21,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 06:03:21,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 06:03:21,212 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 06:03:21,212 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-17 06:03:21,212 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-17 06:03:21,212 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-17 06:03:21,212 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 06:03:21,213 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-17 06:03:21,213 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 06:03:21,213 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 06:03:21,214 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 06:03:21,215 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 06:03:21,215 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 06:03:21,215 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-17 06:03:21,215 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-17 06:03:21,217 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-17 06:03:21,217 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 06:03:21,217 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 06:03:21,217 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 06:03:21,217 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 06:03:21,218 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 06:03:21,218 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 06:03:21,218 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 06:03:21,219 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 06:03:21,220 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 06:03:21,220 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 06:03:21,220 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 06:03:21,220 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 06:03:21,220 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 06:03:21,220 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-17 06:03:21,221 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 06:03:21,221 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 06:03:21,221 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 06:03:21,221 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 06:03:21,222 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 06:03:21,222 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 06:03:21,222 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-17 06:03:21,222 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-17 06:03:21,222 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 06:03:21,222 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 06:03:21,223 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 06:03:21,223 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 06:03:21,223 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 06:03:21,223 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 06:03:21,223 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 06:03:21,223 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 06:03:21,223 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 06:03:21,224 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 06:03:21,224 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-17 06:03:21,224 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-17 06:03:21,224 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 06:03:21,224 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 06:03:21,224 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 06:03:21,225 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 06:03:21,225 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 06:03:21,225 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-17 06:03:21,225 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-17 06:03:21,225 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 06:03:21,226 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-17 06:03:21,226 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-17 06:03:21,226 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-17 06:03:21,226 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-17 06:03:21,226 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-17 06:03:21,227 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 06:03:21,227 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-17 06:03:21,227 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 06:03:21,227 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 06:03:21,227 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 06:03:21,227 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 06:03:21,228 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 06:03:21,228 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 06:03:21,228 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 06:03:21,229 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 06:03:21,229 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 06:03:21,229 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 06:03:21,230 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 06:03:21,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 06:03:21,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 06:03:21,230 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 06:03:21,231 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 06:03:21,231 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 06:03:21,232 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 06:03:21,232 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 06:03:21,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 06:03:21,232 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 06:03:21,232 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 06:03:21,233 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 06:03:21,233 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 06:03:21,233 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 06:03:21,234 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 06:03:21,234 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 06:03:21,234 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 06:03:21,234 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 06:03:21,234 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 06:03:21,234 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 06:03:21,234 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 06:03:21,235 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 06:03:21,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 06:03:21,235 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 06:03:22,769 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 06:03:22,770 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 06:03:22,771 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:03:22 BoogieIcfgContainer [2019-09-17 06:03:22,771 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 06:03:22,773 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 06:03:22,773 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 06:03:22,773 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 06:03:22,775 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:03:22" (1/1) ... [2019-09-17 06:03:22,775 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 [2019-09-17 06:03:22,810 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 06:03:22,810 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 06:03:22,828 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 06:03:22,842 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 06:03:22,847 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 06:03:31,250 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-17 06:03:33,005 WARN L191 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 06:03:33,177 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-17 06:03:33,307 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-17 06:03:33,456 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-17 06:03:33,479 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 480 for LOIs [2019-09-17 06:03:33,530 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 480 for LOIs [2019-09-17 06:03:33,536 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 480 for LOIs [2019-09-17 06:03:34,125 WARN L191 SmtUtils]: Spent 416.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-17 06:03:34,514 WARN L191 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-17 06:03:34,814 WARN L191 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-17 06:03:35,295 WARN L191 SmtUtils]: Spent 477.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-17 06:03:35,615 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-17 06:03:35,885 WARN L191 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-17 06:03:36,077 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-17 06:03:36,287 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-17 06:03:36,485 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-17 06:03:36,687 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-17 06:03:36,873 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-17 06:03:37,060 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-17 06:03:37,410 WARN L191 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-17 06:03:37,725 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-17 06:03:37,999 WARN L191 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-09-17 06:03:38,254 WARN L191 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-09-17 06:03:38,543 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-09-17 06:03:38,795 WARN L191 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-09-17 06:03:40,154 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-17 06:03:40,341 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-17 06:03:40,509 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-17 06:03:40,629 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-17 06:03:40,985 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 562 DAG size of output: 560 [2019-09-17 06:03:41,278 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 560 [2019-09-17 06:03:41,528 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 560 [2019-09-17 06:03:41,799 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 560 [2019-09-17 06:03:42,442 WARN L191 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 562 DAG size of output: 556 [2019-09-17 06:03:42,675 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 556 [2019-09-17 06:03:43,274 WARN L191 SmtUtils]: Spent 581.00 ms on a formula simplification that was a NOOP. DAG size: 566 [2019-09-17 06:03:43,697 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-17 06:03:43,974 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-17 06:03:44,084 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-17 06:03:44,198 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-17 06:03:44,518 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 562 DAG size of output: 560 [2019-09-17 06:03:44,705 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 560 [2019-09-17 06:03:44,921 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 560 [2019-09-17 06:03:45,108 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 560 [2019-09-17 06:03:45,690 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 562 DAG size of output: 560 [2019-09-17 06:03:45,864 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 560 [2019-09-17 06:03:46,167 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 569 [2019-09-17 06:03:47,108 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 506 [2019-09-17 06:03:47,263 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 506 [2019-09-17 06:03:47,272 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 30 for LOIs [2019-09-17 06:03:47,340 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-17 06:03:47,353 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 17 for LOIs [2019-09-17 06:03:47,357 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 29 for LOIs [2019-09-17 06:03:47,362 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 06:03:47,362 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 06:03:47,367 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 851#(and (or (not (= 0 ~systemActive~0)) (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0))) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))) [2019-09-17 06:03:47,383 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 06:03:47,384 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 06:03:47,393 INFO L168 Benchmark]: Toolchain (without parser) took 27045.10 ms. Allocated memory was 138.4 MB in the beginning and 838.3 MB in the end (delta: 699.9 MB). Free memory was 86.9 MB in the beginning and 261.4 MB in the end (delta: -174.5 MB). Peak memory consumption was 525.5 MB. Max. memory is 7.1 GB. [2019-09-17 06:03:47,393 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 138.4 MB. Free memory is still 105.9 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-17 06:03:47,395 INFO L168 Benchmark]: CACSL2BoogieTranslator took 707.62 ms. Allocated memory was 138.4 MB in the beginning and 200.3 MB in the end (delta: 61.9 MB). Free memory was 86.5 MB in the beginning and 165.0 MB in the end (delta: -78.5 MB). Peak memory consumption was 22.9 MB. Max. memory is 7.1 GB. [2019-09-17 06:03:47,397 INFO L168 Benchmark]: Boogie Preprocessor took 104.90 ms. Allocated memory is still 200.3 MB. Free memory was 165.0 MB in the beginning and 160.5 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2019-09-17 06:03:47,405 INFO L168 Benchmark]: RCFGBuilder took 1616.66 ms. Allocated memory was 200.3 MB in the beginning and 224.9 MB in the end (delta: 24.6 MB). Free memory was 160.5 MB in the beginning and 140.6 MB in the end (delta: 19.9 MB). Peak memory consumption was 89.1 MB. Max. memory is 7.1 GB. [2019-09-17 06:03:47,406 INFO L168 Benchmark]: Sifa took 24611.26 ms. Allocated memory was 224.9 MB in the beginning and 838.3 MB in the end (delta: 613.4 MB). Free memory was 140.6 MB in the beginning and 261.4 MB in the end (delta: -120.8 MB). Peak memory consumption was 492.7 MB. Max. memory is 7.1 GB. [2019-09-17 06:03:47,415 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 138.4 MB. Free memory is still 105.9 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 707.62 ms. Allocated memory was 138.4 MB in the beginning and 200.3 MB in the end (delta: 61.9 MB). Free memory was 86.5 MB in the beginning and 165.0 MB in the end (delta: -78.5 MB). Peak memory consumption was 22.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 104.90 ms. Allocated memory is still 200.3 MB. Free memory was 165.0 MB in the beginning and 160.5 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1616.66 ms. Allocated memory was 200.3 MB in the beginning and 224.9 MB in the end (delta: 24.6 MB). Free memory was 160.5 MB in the beginning and 140.6 MB in the end (delta: 19.9 MB). Peak memory consumption was 89.1 MB. Max. memory is 7.1 GB. * Sifa took 24611.26 ms. Allocated memory was 224.9 MB in the beginning and 838.3 MB in the end (delta: 613.4 MB). Free memory was 140.6 MB in the beginning and 261.4 MB in the end (delta: -120.8 MB). Peak memory consumption was 492.7 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]: 24557, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 412, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 283, TOOLS_POST_TIME[ms]: 10474, TOOLS_POST_CALL_APPLICATIONS: 107, TOOLS_POST_CALL_TIME[ms]: 270, TOOLS_POST_RETURN_APPLICATIONS: 98, TOOLS_POST_RETURN_TIME[ms]: 174, TOOLS_QUANTIFIERELIM_APPLICATIONS: 488, TOOLS_QUANTIFIERELIM_TIME[ms]: 10741, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 10241, FLUID_QUERY_TIME[ms]: 17, FLUID_QUERIES: 427, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 137, DOMAIN_JOIN_TIME[ms]: 12937, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME[ms]: 5, DOMAIN_WIDEN_APPLICATIONS: 6, DOMAIN_WIDEN_TIME[ms]: 53, DOMAIN_ISSUBSETEQ_APPLICATIONS: 15, DOMAIN_ISSUBSETEQ_TIME[ms]: 47, DOMAIN_ISBOTTOM_APPLICATIONS: 84, DOMAIN_ISBOTTOM_TIME[ms]: 366, LOOP_SUMMARIZER_APPLICATIONS: 9, LOOP_SUMMARIZER_CACHE_MISSES: 9, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 4273, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 4272, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 15, CALL_SUMMARIZER_APPLICATIONS: 98, CALL_SUMMARIZER_CACHE_MISSES: 29, CALL_SUMMARIZER_OVERALL_TIME[ms]: 10782, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 10781, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 8, DAG_COMPRESSION_TIME[ms]: 53, DAG_COMPRESSION_PROCESSED_NODES: 810, DAG_COMPRESSION_RETAINED_NODES: 311 - UnprovableResult [Line: 381]: 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 851#(and (or (not (= 0 ~systemActive~0)) (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0))) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...