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 NONE -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product29.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 15:10:11,206 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:10:11,209 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:10:11,228 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:10:11,229 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:10:11,230 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:10:11,233 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:10:11,242 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:10:11,248 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:10:11,248 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:10:11,249 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:10:11,250 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:10:11,251 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:10:11,252 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:10:11,252 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:10:11,253 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:10:11,254 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:10:11,255 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:10:11,257 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:10:11,258 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:10:11,260 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:10:11,261 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:10:11,262 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:10:11,262 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:10:11,265 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 15:10:11,265 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 15:10:11,265 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 15:10:11,266 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 15:10:11,266 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 15:10:11,267 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 15:10:11,267 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 15:10:11,268 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 15:10:11,269 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 15:10:11,270 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 15:10:11,273 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 15:10:11,273 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 15:10:11,274 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 15:10:11,274 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 15:10:11,274 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:10:11,276 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:10:11,277 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:10:11,278 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 15:10:11,309 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:10:11,312 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:10:11,313 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:10:11,314 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:10:11,314 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:10:11,314 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:10:11,314 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:10:11,315 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:10:11,315 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:10:11,318 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:10:11,318 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:10:11,319 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:10:11,319 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:10:11,319 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:10:11,319 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:10:11,319 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:10:11,320 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:10:11,320 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:10:11,321 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:10:11,322 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:10:11,322 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:10:11,322 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:10:11,323 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:10:11,323 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:10:11,323 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:10:11,323 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:10:11,323 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:10:11,324 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:10:11,324 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 -> NONE [2019-09-20 15:10:11,382 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:10:11,395 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:10:11,399 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:10:11,400 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:10:11,401 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:10:11,402 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product29.cil.c [2019-09-20 15:10:11,463 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e49ed46d/689cd077069d4688a9b473c921f37ff9/FLAG53e516e9a [2019-09-20 15:10:11,977 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:10:11,977 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product29.cil.c [2019-09-20 15:10:11,992 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e49ed46d/689cd077069d4688a9b473c921f37ff9/FLAG53e516e9a [2019-09-20 15:10:12,284 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e49ed46d/689cd077069d4688a9b473c921f37ff9 [2019-09-20 15:10:12,294 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:10:12,296 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:10:12,297 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:10:12,297 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:10:12,299 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:10:12,300 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:10:12" (1/1) ... [2019-09-20 15:10:12,303 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@702bca65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:10:12, skipping insertion in model container [2019-09-20 15:10:12,303 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:10:12" (1/1) ... [2019-09-20 15:10:12,310 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:10:12,356 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:10:12,815 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:10:12,829 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:10:12,919 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:10:12,957 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:10:12,958 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:10:12 WrapperNode [2019-09-20 15:10:12,958 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:10:12,959 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:10:12,959 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:10:12,959 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:10:12,974 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:10:12" (1/1) ... [2019-09-20 15:10:12,974 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:10:12" (1/1) ... [2019-09-20 15:10:13,001 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:10:12" (1/1) ... [2019-09-20 15:10:13,001 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:10:12" (1/1) ... [2019-09-20 15:10:13,034 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:10:12" (1/1) ... [2019-09-20 15:10:13,047 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:10:12" (1/1) ... [2019-09-20 15:10:13,055 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:10:12" (1/1) ... [2019-09-20 15:10:13,071 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:10:13,071 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:10:13,072 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:10:13,072 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:10:13,074 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:10:12" (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 15:10:13,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:10:13,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:10:13,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 15:10:13,161 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 15:10:13,162 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 15:10:13,162 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 15:10:13,163 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 15:10:13,163 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 15:10:13,163 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 15:10:13,163 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 15:10:13,164 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 15:10:13,165 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 15:10:13,165 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 15:10:13,165 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 15:10:13,165 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 15:10:13,165 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 15:10:13,168 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 15:10:13,168 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 15:10:13,169 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 15:10:13,169 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 15:10:13,169 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:10:13,169 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-20 15:10:13,169 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-20 15:10:13,169 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 15:10:13,170 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 15:10:13,170 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 15:10:13,170 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 15:10:13,170 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 15:10:13,170 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 15:10:13,170 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 15:10:13,170 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 15:10:13,171 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 15:10:13,171 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 15:10:13,171 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 15:10:13,171 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 15:10:13,172 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 15:10:13,172 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 15:10:13,172 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 15:10:13,172 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 15:10:13,172 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 15:10:13,173 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:10:13,173 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 15:10:13,173 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 15:10:13,173 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 15:10:13,173 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 15:10:13,174 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 15:10:13,174 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 15:10:13,174 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 15:10:13,174 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 15:10:13,174 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 15:10:13,174 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 15:10:13,174 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 15:10:13,175 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-20 15:10:13,175 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 15:10:13,175 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 15:10:13,175 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 15:10:13,175 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 15:10:13,175 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 15:10:13,175 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 15:10:13,176 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 15:10:13,176 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 15:10:13,176 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 15:10:13,177 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 15:10:13,177 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 15:10:13,177 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 15:10:13,177 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 15:10:13,177 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 15:10:13,177 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-20 15:10:13,177 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 15:10:13,178 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 15:10:13,178 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 15:10:13,178 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 15:10:13,178 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:10:13,179 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 15:10:13,179 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 15:10:13,179 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 15:10:13,180 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 15:10:13,180 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 15:10:13,180 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 15:10:13,180 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 15:10:13,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 15:10:13,181 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 15:10:13,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 15:10:13,182 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 15:10:13,182 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 15:10:13,182 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 15:10:13,182 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 15:10:13,183 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 15:10:13,183 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 15:10:13,183 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 15:10:13,183 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 15:10:13,184 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:10:13,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 15:10:13,184 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:10:14,940 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:10:14,941 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 15:10:14,942 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:10:14 BoogieIcfgContainer [2019-09-20 15:10:14,942 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:10:14,943 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:10:14,943 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:10:14,943 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:10:14,944 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:10:14" (1/1) ... [2019-09-20 15:10:14,945 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=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-20 15:10:14,968 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:10:14,969 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:10:14,978 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:10:14,988 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:10:14,989 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:10:26,025 WARN L191 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 15:10:26,053 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 482 for LOIs [2019-09-20 15:10:26,103 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 482 for LOIs [2019-09-20 15:10:26,118 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 482 for LOIs [2019-09-20 15:10:26,566 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-20 15:10:26,568 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 75 for LOIs [2019-09-20 15:10:26,580 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 73 for LOIs [2019-09-20 15:10:26,587 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 85 for LOIs [2019-09-20 15:10:26,588 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 15:10:26,588 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 15:10:26,590 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 433#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (or (and (= ~systemActive~0 0) (= |#t~string61.offset| 0) (= |#t~string7.offset| 0) (= |#t~string15.offset| 0) (= |#t~string34.offset| 0) (= |#t~string57.offset| 0) (= |#t~string67.offset| 0) (= |#t~string58.offset| 0) (= |#t~string66.offset| 0) (= |#t~string62.offset| 0) (= |#t~string19.offset| 0) (= ~head~0.base 0) (= |#t~string59.offset| 0) (= |#t~string32.offset| 0) (= |#t~string9.offset| 0) (= |#t~string30.offset| 0) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (= |#NULL.base| 0) (= |#t~string38.offset| 0) (= |#t~string71.offset| 0) (= |#t~string13.offset| 0) (= |#t~string60.offset| 0) (= ~head~0.offset 0) (= |#t~string70.offset| 0) (= |#t~string36.offset| 0) (= |#t~string11.offset| 0) (= |#t~string69.offset| 0) (= |#NULL.offset| 0) (= |#t~string5.offset| 0) (= |#t~string17.offset| 0) (= ~pumpRunning~0 0)) (and (= |#t~string61.offset| 0) (= |#t~string7.offset| 0) (= |#t~string15.offset| 0) (= |#t~string34.offset| 0) (= |#t~string57.offset| 0) (= |#t~string67.offset| 0) (= |#t~string58.offset| 0) (= |#t~string66.offset| 0) (= |#t~string62.offset| 0) (= |#t~string19.offset| 0) (= ~head~0.base 0) (= |#t~string59.offset| 0) (= |#t~string32.offset| 0) (= |#t~string9.offset| 0) (= |#t~string30.offset| 0) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (= |#NULL.base| 0) (= |#t~string38.offset| 0) (= |#t~string71.offset| 0) (= |#t~string13.offset| 0) (= |#t~string60.offset| 0) (= ~head~0.offset 0) (= |#t~string70.offset| 0) (= |#t~string36.offset| 0) (= |#t~string11.offset| 0) (= |#t~string69.offset| 0) (= |#NULL.offset| 0) (= |#t~string5.offset| 0) (= |#t~string17.offset| 0))) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))) [2019-09-20 15:10:26,605 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 15:10:26,605 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 15:10:26,607 INFO L168 Benchmark]: Toolchain (without parser) took 14310.97 ms. Allocated memory was 141.0 MB in the beginning and 308.3 MB in the end (delta: 167.2 MB). Free memory was 88.1 MB in the beginning and 257.5 MB in the end (delta: -169.4 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-20 15:10:26,608 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 141.0 MB. Free memory was 107.0 MB in the beginning and 106.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 15:10:26,609 INFO L168 Benchmark]: CACSL2BoogieTranslator took 661.85 ms. Allocated memory was 141.0 MB in the beginning and 200.3 MB in the end (delta: 59.2 MB). Free memory was 87.9 MB in the beginning and 166.5 MB in the end (delta: -78.6 MB). Peak memory consumption was 23.0 MB. Max. memory is 7.1 GB. [2019-09-20 15:10:26,610 INFO L168 Benchmark]: Boogie Preprocessor took 112.28 ms. Allocated memory is still 200.3 MB. Free memory was 166.5 MB in the beginning and 162.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-09-20 15:10:26,611 INFO L168 Benchmark]: RCFGBuilder took 1870.87 ms. Allocated memory was 200.3 MB in the beginning and 227.0 MB in the end (delta: 26.7 MB). Free memory was 162.3 MB in the beginning and 145.7 MB in the end (delta: 16.6 MB). Peak memory consumption was 88.7 MB. Max. memory is 7.1 GB. [2019-09-20 15:10:26,612 INFO L168 Benchmark]: Sifa took 11662.42 ms. Allocated memory was 227.0 MB in the beginning and 308.3 MB in the end (delta: 81.3 MB). Free memory was 145.7 MB in the beginning and 257.5 MB in the end (delta: -111.8 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-20 15:10:26,615 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 141.0 MB. Free memory was 107.0 MB in the beginning and 106.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 661.85 ms. Allocated memory was 141.0 MB in the beginning and 200.3 MB in the end (delta: 59.2 MB). Free memory was 87.9 MB in the beginning and 166.5 MB in the end (delta: -78.6 MB). Peak memory consumption was 23.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 112.28 ms. Allocated memory is still 200.3 MB. Free memory was 166.5 MB in the beginning and 162.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1870.87 ms. Allocated memory was 200.3 MB in the beginning and 227.0 MB in the end (delta: 26.7 MB). Free memory was 162.3 MB in the beginning and 145.7 MB in the end (delta: 16.6 MB). Peak memory consumption was 88.7 MB. Max. memory is 7.1 GB. * Sifa took 11662.42 ms. Allocated memory was 227.0 MB in the beginning and 308.3 MB in the end (delta: 81.3 MB). Free memory was 145.7 MB in the beginning and 257.5 MB in the end (delta: -111.8 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 11622, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 202, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 133, TOOLS_POST_TIME[ms]: 11068, TOOLS_POST_CALL_APPLICATIONS: 61, TOOLS_POST_CALL_TIME[ms]: 125, TOOLS_POST_RETURN_APPLICATIONS: 54, TOOLS_POST_RETURN_TIME[ms]: 89, TOOLS_QUANTIFIERELIM_APPLICATIONS: 247, TOOLS_QUANTIFIERELIM_TIME[ms]: 11190, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 10977, FLUID_QUERY_TIME[ms]: 12, FLUID_QUERIES: 205, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 69, DOMAIN_JOIN_TIME[ms]: 40, 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]: 11, DOMAIN_ISBOTTOM_APPLICATIONS: 39, DOMAIN_ISBOTTOM_TIME[ms]: 140, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 183, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 183, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 3, CALL_SUMMARIZER_APPLICATIONS: 54, CALL_SUMMARIZER_CACHE_MISSES: 24, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11112, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11110, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 7, DAG_COMPRESSION_TIME[ms]: 37, DAG_COMPRESSION_PROCESSED_NODES: 490, DAG_COMPRESSION_RETAINED_NODES: 198 - UnprovableResult [Line: 317]: 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 433#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (or (and (= ~systemActive~0 0) (= |#t~string61.offset| 0) (= |#t~string7.offset| 0) (= |#t~string15.offset| 0) (= |#t~string34.offset| 0) (= |#t~string57.offset| 0) (= |#t~string67.offset| 0) (= |#t~string58.offset| 0) (= |#t~string66.offset| 0) (= |#t~string62.offset| 0) (= |#t~string19.offset| 0) (= ~head~0.base 0) (= |#t~string59.offset| 0) (= |#t~string32.offset| 0) (= |#t~string9.offset| 0) (= |#t~string30.offset| 0) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (= |#NULL.base| 0) (= |#t~string38.offset| 0) (= |#t~string71.offset| 0) (= |#t~string13.offset| 0) (= |#t~string60.offset| 0) (= ~head~0.offset 0) (= |#t~string70.offset| 0) (= |#t~string36.offset| 0) (= |#t~string11.offset| 0) (= |#t~string69.offset| 0) (= |#NULL.offset| 0) (= |#t~string5.offset| 0) (= |#t~string17.offset| 0) (= ~pumpRunning~0 0)) (and (= |#t~string61.offset| 0) (= |#t~string7.offset| 0) (= |#t~string15.offset| 0) (= |#t~string34.offset| 0) (= |#t~string57.offset| 0) (= |#t~string67.offset| 0) (= |#t~string58.offset| 0) (= |#t~string66.offset| 0) (= |#t~string62.offset| 0) (= |#t~string19.offset| 0) (= ~head~0.base 0) (= |#t~string59.offset| 0) (= |#t~string32.offset| 0) (= |#t~string9.offset| 0) (= |#t~string30.offset| 0) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (= |#NULL.base| 0) (= |#t~string38.offset| 0) (= |#t~string71.offset| 0) (= |#t~string13.offset| 0) (= |#t~string60.offset| 0) (= ~head~0.offset 0) (= |#t~string70.offset| 0) (= |#t~string36.offset| 0) (= |#t~string11.offset| 0) (= |#t~string69.offset| 0) (= |#NULL.offset| 0) (= |#t~string5.offset| 0) (= |#t~string17.offset| 0))) (<= ~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...