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_product29.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 15:48:08,243 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:48:08,246 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:48:08,265 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:48:08,265 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:48:08,267 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:48:08,269 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:48:08,279 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:48:08,283 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:48:08,286 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:48:08,288 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:48:08,290 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:48:08,290 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:48:08,292 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:48:08,294 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:48:08,295 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:48:08,297 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:48:08,298 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:48:08,300 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:48:08,305 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:48:08,308 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:48:08,310 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:48:08,312 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:48:08,313 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:48:08,315 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 15:48:08,316 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 15:48:08,316 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 15:48:08,317 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 15:48:08,318 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 15:48:08,320 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 15:48:08,320 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 15:48:08,321 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 15:48:08,322 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 15:48:08,323 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 15:48:08,325 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 15:48:08,325 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 15:48:08,326 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 15:48:08,326 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 15:48:08,326 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:48:08,327 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:48:08,327 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:48:08,329 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 [2019-09-20 15:48:08,361 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:48:08,362 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:48:08,366 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:48:08,366 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:48:08,366 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:48:08,367 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:48:08,367 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:48:08,367 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:48:08,367 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:48:08,367 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:48:08,368 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:48:08,368 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:48:08,372 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:48:08,372 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:48:08,372 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:48:08,372 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:48:08,373 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:48:08,373 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:48:08,373 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:48:08,374 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:48:08,374 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:48:08,374 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:48:08,374 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:48:08,374 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:48:08,375 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:48:08,375 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:48:08,375 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:48:08,375 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:48:08,375 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 [2019-09-20 15:48:08,429 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:48:08,447 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:48:08,451 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:48:08,452 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:48:08,453 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:48:08,453 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product29.cil.c [2019-09-20 15:48:08,528 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2587aa579/e1577a6d1a044a5396e969e83360af73/FLAG2f8a7995c [2019-09-20 15:48:09,056 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:48:09,057 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product29.cil.c [2019-09-20 15:48:09,078 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2587aa579/e1577a6d1a044a5396e969e83360af73/FLAG2f8a7995c [2019-09-20 15:48:09,335 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2587aa579/e1577a6d1a044a5396e969e83360af73 [2019-09-20 15:48:09,345 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:48:09,346 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:48:09,347 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:48:09,347 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:48:09,351 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:48:09,352 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:48:09" (1/1) ... [2019-09-20 15:48:09,354 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38efe2b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:09, skipping insertion in model container [2019-09-20 15:48:09,355 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:48:09" (1/1) ... [2019-09-20 15:48:09,361 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:48:09,401 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:48:09,828 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:48:09,852 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:48:09,956 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:48:09,994 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:48:09,995 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:09 WrapperNode [2019-09-20 15:48:09,995 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:48:09,996 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:48:09,996 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:48:09,996 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:48:10,009 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:09" (1/1) ... [2019-09-20 15:48:10,009 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:09" (1/1) ... [2019-09-20 15:48:10,027 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:09" (1/1) ... [2019-09-20 15:48:10,028 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:09" (1/1) ... [2019-09-20 15:48:10,074 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:09" (1/1) ... [2019-09-20 15:48:10,084 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:09" (1/1) ... [2019-09-20 15:48:10,089 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:09" (1/1) ... [2019-09-20 15:48:10,099 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:48:10,100 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:48:10,100 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:48:10,105 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:48:10,106 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:09" (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 [2019-09-20 15:48:10,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:48:10,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:48:10,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 15:48:10,192 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 15:48:10,193 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 15:48:10,193 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 15:48:10,194 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 15:48:10,194 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 15:48:10,194 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 15:48:10,195 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 15:48:10,195 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 15:48:10,195 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 15:48:10,195 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 15:48:10,195 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 15:48:10,195 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 15:48:10,196 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 15:48:10,196 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 15:48:10,196 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 15:48:10,196 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 15:48:10,196 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:48:10,196 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 15:48:10,197 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 15:48:10,197 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 15:48:10,197 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 15:48:10,197 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-20 15:48:10,197 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 15:48:10,198 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 15:48:10,198 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 15:48:10,198 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 15:48:10,198 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 15:48:10,198 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 15:48:10,198 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 15:48:10,199 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 15:48:10,199 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 15:48:10,199 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 15:48:10,199 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 15:48:10,199 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 15:48:10,199 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 15:48:10,199 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 15:48:10,200 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:48:10,200 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 15:48:10,200 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 15:48:10,200 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 15:48:10,200 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 15:48:10,200 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 15:48:10,200 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 15:48:10,201 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 15:48:10,201 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 15:48:10,201 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 15:48:10,201 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 15:48:10,201 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 15:48:10,201 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-20 15:48:10,201 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 15:48:10,202 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 15:48:10,202 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 15:48:10,202 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 15:48:10,202 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 15:48:10,202 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 15:48:10,202 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 15:48:10,203 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 15:48:10,203 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 15:48:10,203 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 15:48:10,203 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 15:48:10,203 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 15:48:10,203 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 15:48:10,204 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 15:48:10,204 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 15:48:10,204 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 15:48:10,204 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 15:48:10,204 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:48:10,205 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 15:48:10,205 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 15:48:10,205 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 15:48:10,205 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 15:48:10,205 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 15:48:10,205 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 15:48:10,206 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 15:48:10,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 15:48:10,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 15:48:10,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 15:48:10,206 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 15:48:10,206 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 15:48:10,207 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 15:48:10,207 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 15:48:10,207 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 15:48:10,207 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 15:48:10,207 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 15:48:10,207 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 15:48:10,208 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 15:48:10,208 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:48:10,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 15:48:10,208 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:48:11,877 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:48:11,877 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 15:48:11,879 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:48:11 BoogieIcfgContainer [2019-09-20 15:48:11,879 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:48:11,879 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:48:11,880 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:48:11,880 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:48:11,881 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:48:11" (1/1) ... [2019-09-20 15:48:11,881 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 [2019-09-20 15:48:11,907 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:48:11,907 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:48:11,923 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:48:11,935 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:48:11,940 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:48:22,098 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-20 15:48:23,922 WARN L191 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 15:48:24,086 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-20 15:48:24,215 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-20 15:48:24,356 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-20 15:48:24,383 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 478 for LOIs [2019-09-20 15:48:24,439 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 478 for LOIs [2019-09-20 15:48:24,446 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 478 for LOIs [2019-09-20 15:48:25,127 WARN L191 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 514 DAG size of output: 514 [2019-09-20 15:48:25,511 WARN L191 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-20 15:48:25,864 WARN L191 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 514 DAG size of output: 514 [2019-09-20 15:48:26,180 WARN L191 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-20 15:48:26,445 WARN L191 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 514 DAG size of output: 514 [2019-09-20 15:48:26,682 WARN L191 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-20 15:48:27,072 WARN L191 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 518 DAG size of output: 516 [2019-09-20 15:48:27,382 WARN L191 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 518 DAG size of output: 516 [2019-09-20 15:48:27,668 WARN L191 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 518 DAG size of output: 516 [2019-09-20 15:48:27,800 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 521 DAG size of output: 521 [2019-09-20 15:48:28,614 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-20 15:48:28,772 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-20 15:48:28,902 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-20 15:48:29,359 WARN L191 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 551 DAG size of output: 549 [2019-09-20 15:48:29,552 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 549 [2019-09-20 15:48:29,852 WARN L191 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 550 [2019-09-20 15:48:30,069 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 550 [2019-09-20 15:48:30,300 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-20 15:48:30,499 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-20 15:48:30,667 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-20 15:48:31,351 WARN L191 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 554 DAG size of output: 548 [2019-09-20 15:48:31,901 WARN L191 SmtUtils]: Spent 548.00 ms on a formula simplification that was a NOOP. DAG size: 548 [2019-09-20 15:48:32,214 WARN L191 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 550 [2019-09-20 15:48:32,414 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 550 [2019-09-20 15:48:32,683 WARN L191 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-20 15:48:32,844 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-20 15:48:32,948 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 537 DAG size of output: 513 [2019-09-20 15:48:33,642 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 554 DAG size of output: 548 [2019-09-20 15:48:33,828 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 548 [2019-09-20 15:48:34,284 WARN L191 SmtUtils]: Spent 440.00 ms on a formula simplification that was a NOOP. DAG size: 550 [2019-09-20 15:48:34,510 WARN L191 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 550 [2019-09-20 15:48:34,527 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-20 15:48:34,529 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 491 for LOIs [2019-09-20 15:48:34,769 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 1 for LOIs [2019-09-20 15:48:34,773 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 16 for LOIs [2019-09-20 15:48:34,776 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 15:48:34,776 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 15:48:34,778 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 396#(and (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))) [2019-09-20 15:48:34,788 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 15:48:34,789 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 15:48:34,790 INFO L168 Benchmark]: Toolchain (without parser) took 25443.95 ms. Allocated memory was 133.2 MB in the beginning and 756.5 MB in the end (delta: 623.4 MB). Free memory was 87.6 MB in the beginning and 449.2 MB in the end (delta: -361.6 MB). Peak memory consumption was 261.8 MB. Max. memory is 7.1 GB. [2019-09-20 15:48:34,791 INFO L168 Benchmark]: CDTParser took 1.34 ms. Allocated memory is still 133.2 MB. Free memory was 107.3 MB in the beginning and 107.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 15:48:34,792 INFO L168 Benchmark]: CACSL2BoogieTranslator took 647.99 ms. Allocated memory was 133.2 MB in the beginning and 199.2 MB in the end (delta: 66.1 MB). Free memory was 87.4 MB in the beginning and 164.1 MB in the end (delta: -76.6 MB). Peak memory consumption was 27.3 MB. Max. memory is 7.1 GB. [2019-09-20 15:48:34,793 INFO L168 Benchmark]: Boogie Preprocessor took 103.80 ms. Allocated memory is still 199.2 MB. Free memory was 164.1 MB in the beginning and 159.7 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-09-20 15:48:34,794 INFO L168 Benchmark]: RCFGBuilder took 1779.36 ms. Allocated memory was 199.2 MB in the beginning and 224.4 MB in the end (delta: 25.2 MB). Free memory was 159.7 MB in the beginning and 142.8 MB in the end (delta: 16.9 MB). Peak memory consumption was 88.8 MB. Max. memory is 7.1 GB. [2019-09-20 15:48:34,795 INFO L168 Benchmark]: Sifa took 22909.18 ms. Allocated memory was 224.4 MB in the beginning and 756.5 MB in the end (delta: 532.2 MB). Free memory was 142.8 MB in the beginning and 449.2 MB in the end (delta: -306.4 MB). Peak memory consumption was 225.8 MB. Max. memory is 7.1 GB. [2019-09-20 15:48:34,799 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.34 ms. Allocated memory is still 133.2 MB. Free memory was 107.3 MB in the beginning and 107.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 647.99 ms. Allocated memory was 133.2 MB in the beginning and 199.2 MB in the end (delta: 66.1 MB). Free memory was 87.4 MB in the beginning and 164.1 MB in the end (delta: -76.6 MB). Peak memory consumption was 27.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 103.80 ms. Allocated memory is still 199.2 MB. Free memory was 164.1 MB in the beginning and 159.7 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1779.36 ms. Allocated memory was 199.2 MB in the beginning and 224.4 MB in the end (delta: 25.2 MB). Free memory was 159.7 MB in the beginning and 142.8 MB in the end (delta: 16.9 MB). Peak memory consumption was 88.8 MB. Max. memory is 7.1 GB. * Sifa took 22909.18 ms. Allocated memory was 224.4 MB in the beginning and 756.5 MB in the end (delta: 532.2 MB). Free memory was 142.8 MB in the beginning and 449.2 MB in the end (delta: -306.4 MB). Peak memory consumption was 225.8 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]: 22871, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 198, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 129, TOOLS_POST_TIME[ms]: 12226, TOOLS_POST_CALL_APPLICATIONS: 60, TOOLS_POST_CALL_TIME[ms]: 227, TOOLS_POST_RETURN_APPLICATIONS: 53, TOOLS_POST_RETURN_TIME[ms]: 132, TOOLS_QUANTIFIERELIM_APPLICATIONS: 241, TOOLS_QUANTIFIERELIM_TIME[ms]: 12446, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12051, FLUID_QUERY_TIME[ms]: 12, FLUID_QUERIES: 201, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 67, DOMAIN_JOIN_TIME[ms]: 9851, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 3, DOMAIN_ISSUBSETEQ_TIME[ms]: 35, DOMAIN_ISBOTTOM_APPLICATIONS: 38, DOMAIN_ISBOTTOM_TIME[ms]: 218, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 5337, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 5337, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 3, CALL_SUMMARIZER_APPLICATIONS: 53, CALL_SUMMARIZER_CACHE_MISSES: 23, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12553, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12552, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 46, DAG_COMPRESSION_PROCESSED_NODES: 481, DAG_COMPRESSION_RETAINED_NODES: 194 - UnprovableResult [Line: 934]: 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 396#(and (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...