java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product55.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 08:38:37,250 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 08:38:37,253 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 08:38:37,273 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 08:38:37,273 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 08:38:37,275 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 08:38:37,277 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 08:38:37,286 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 08:38:37,291 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 08:38:37,294 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 08:38:37,295 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 08:38:37,297 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 08:38:37,297 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 08:38:37,299 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 08:38:37,300 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 08:38:37,302 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 08:38:37,303 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 08:38:37,304 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 08:38:37,306 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 08:38:37,311 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 08:38:37,314 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 08:38:37,316 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 08:38:37,318 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 08:38:37,319 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 08:38:37,321 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 08:38:37,321 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 08:38:37,321 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 08:38:37,323 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 08:38:37,324 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 08:38:37,325 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 08:38:37,326 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 08:38:37,326 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 08:38:37,327 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 08:38:37,328 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 08:38:37,330 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 08:38:37,330 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 08:38:37,331 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 08:38:37,331 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 08:38:37,331 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 08:38:37,332 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 08:38:37,332 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 08:38:37,334 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-21 08:38:37,351 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 08:38:37,351 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 08:38:37,352 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 08:38:37,352 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 08:38:37,353 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 08:38:37,353 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 08:38:37,353 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 08:38:37,353 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 08:38:37,353 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 08:38:37,354 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 08:38:37,354 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 08:38:37,354 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 08:38:37,354 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 08:38:37,354 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 08:38:37,355 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 08:38:37,355 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 08:38:37,355 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 08:38:37,355 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 08:38:37,355 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 08:38:37,355 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 08:38:37,356 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 08:38:37,356 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:38:37,356 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 08:38:37,356 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 08:38:37,356 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 08:38:37,357 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 08:38:37,357 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 08:38:37,357 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 08:38:37,357 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-21 08:38:37,388 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 08:38:37,401 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 08:38:37,404 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 08:38:37,406 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 08:38:37,406 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 08:38:37,407 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product55.cil.c [2019-09-21 08:38:37,475 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b86cf359/7479375e5100439094a985e57f48ced4/FLAG4e66ac6af [2019-09-21 08:38:38,031 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 08:38:38,032 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product55.cil.c [2019-09-21 08:38:38,066 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b86cf359/7479375e5100439094a985e57f48ced4/FLAG4e66ac6af [2019-09-21 08:38:38,323 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b86cf359/7479375e5100439094a985e57f48ced4 [2019-09-21 08:38:38,333 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 08:38:38,334 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 08:38:38,335 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 08:38:38,336 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 08:38:38,338 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 08:38:38,339 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:38:38" (1/1) ... [2019-09-21 08:38:38,341 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25ce7160 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:38:38, skipping insertion in model container [2019-09-21 08:38:38,341 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:38:38" (1/1) ... [2019-09-21 08:38:38,348 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 08:38:38,405 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 08:38:38,923 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:38:38,958 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 08:38:39,042 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:38:39,079 INFO L192 MainTranslator]: Completed translation [2019-09-21 08:38:39,079 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:38:39 WrapperNode [2019-09-21 08:38:39,079 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 08:38:39,080 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 08:38:39,080 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 08:38:39,081 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 08:38:39,093 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:38:39" (1/1) ... [2019-09-21 08:38:39,093 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:38:39" (1/1) ... [2019-09-21 08:38:39,113 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:38:39" (1/1) ... [2019-09-21 08:38:39,114 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:38:39" (1/1) ... [2019-09-21 08:38:39,155 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:38:39" (1/1) ... [2019-09-21 08:38:39,175 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:38:39" (1/1) ... [2019-09-21 08:38:39,181 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:38:39" (1/1) ... [2019-09-21 08:38:39,190 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 08:38:39,190 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 08:38:39,190 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 08:38:39,191 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 08:38:39,192 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:38:39" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:38:39,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 08:38:39,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 08:38:39,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 08:38:39,287 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 08:38:39,287 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 08:38:39,287 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 08:38:39,288 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 08:38:39,288 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 08:38:39,288 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 08:38:39,288 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 08:38:39,288 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 08:38:39,289 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 08:38:39,289 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 08:38:39,290 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 08:38:39,290 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 08:38:39,290 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 08:38:39,290 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 08:38:39,291 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 08:38:39,291 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 08:38:39,291 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 08:38:39,291 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 08:38:39,291 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 08:38:39,292 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 08:38:39,292 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 08:38:39,292 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 08:38:39,292 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 08:38:39,292 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-21 08:38:39,293 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-21 08:38:39,293 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 08:38:39,293 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-21 08:38:39,293 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-21 08:38:39,293 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-21 08:38:39,294 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 08:38:39,294 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 08:38:39,294 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 08:38:39,294 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 08:38:39,294 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 08:38:39,295 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 08:38:39,295 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-21 08:38:39,295 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-21 08:38:39,295 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-21 08:38:39,295 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-21 08:38:39,295 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-21 08:38:39,295 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-21 08:38:39,296 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 08:38:39,296 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 08:38:39,296 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 08:38:39,296 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 08:38:39,296 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 08:38:39,296 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 08:38:39,297 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 08:38:39,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 08:38:39,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 08:38:39,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 08:38:39,297 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 08:38:39,297 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 08:38:39,297 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 08:38:39,298 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 08:38:39,298 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 08:38:39,298 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 08:38:39,298 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 08:38:39,298 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 08:38:39,299 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 08:38:39,299 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 08:38:39,299 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 08:38:39,299 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 08:38:39,299 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 08:38:39,299 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 08:38:39,299 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 08:38:39,300 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 08:38:39,300 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 08:38:39,300 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-21 08:38:39,300 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 08:38:39,300 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 08:38:39,300 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 08:38:39,301 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 08:38:39,301 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 08:38:39,301 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 08:38:39,301 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 08:38:39,301 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 08:38:39,301 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-21 08:38:39,301 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 08:38:39,302 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 08:38:39,302 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 08:38:39,302 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 08:38:39,302 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-21 08:38:39,302 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-21 08:38:39,302 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 08:38:39,303 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 08:38:39,303 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 08:38:39,303 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-21 08:38:39,303 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-21 08:38:39,303 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 08:38:39,303 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-21 08:38:39,303 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-21 08:38:39,304 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-21 08:38:39,304 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-21 08:38:39,304 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-21 08:38:39,304 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 08:38:39,304 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 08:38:39,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 08:38:39,305 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 08:38:41,286 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 08:38:41,286 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 08:38:41,287 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:38:41 BoogieIcfgContainer [2019-09-21 08:38:41,288 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 08:38:41,288 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 08:38:41,289 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 08:38:41,289 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 08:38:41,290 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:38:41" (1/1) ... [2019-09-21 08:38:41,291 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-21 08:38:41,318 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 08:38:41,319 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 08:38:41,338 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 08:38:41,347 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 08:38:41,349 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 08:38:51,853 WARN L191 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-21 08:38:53,792 WARN L191 SmtUtils]: Spent 511.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 08:38:53,950 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:38:54,106 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:38:54,253 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:38:54,280 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-21 08:38:54,340 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-21 08:38:54,357 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-21 08:38:54,521 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-21 08:38:54,632 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-21 08:38:55,114 WARN L191 SmtUtils]: Spent 426.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:38:55,398 WARN L191 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:38:55,707 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:38:55,956 WARN L191 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:38:56,205 WARN L191 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:38:56,393 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:38:56,588 WARN L191 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:38:56,769 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:38:57,169 WARN L191 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:38:57,631 WARN L191 SmtUtils]: Spent 460.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:38:58,439 WARN L191 SmtUtils]: Spent 737.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-21 08:38:59,033 WARN L191 SmtUtils]: Spent 592.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-21 08:38:59,402 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:38:59,707 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:39:00,301 WARN L191 SmtUtils]: Spent 585.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-21 08:39:01,051 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-21 08:39:01,179 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-21 08:39:01,295 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-21 08:39:01,413 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-21 08:39:01,862 WARN L191 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:39:02,171 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:39:02,835 WARN L191 SmtUtils]: Spent 611.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-21 08:39:03,415 WARN L191 SmtUtils]: Spent 579.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-21 08:39:03,729 WARN L191 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:39:04,026 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:39:04,622 WARN L191 SmtUtils]: Spent 587.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-21 08:39:04,764 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 36 for LOIs [2019-09-21 08:39:04,832 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-21 08:39:04,847 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 31 for LOIs [2019-09-21 08:39:04,855 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 41 for LOIs [2019-09-21 08:39:04,863 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 08:39:04,864 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 08:39:04,865 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 521#(and (or (and (and (<= 0 (+ ~switchedOnBeforeTS~0 2147483648)) (<= ~switchedOnBeforeTS~0 2147483647)) (not (= 0 ~systemActive~0))) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (<= 0 (+ ~switchedOnBeforeTS~0 2147483648)) (<= ~switchedOnBeforeTS~0 2147483647))) (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (not (= 2 ~waterLevel~0)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))) [2019-09-21 08:39:04,878 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-21 08:39:04,879 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 08:39:04,881 INFO L168 Benchmark]: Toolchain (without parser) took 26546.29 ms. Allocated memory was 136.8 MB in the beginning and 869.8 MB in the end (delta: 733.0 MB). Free memory was 83.3 MB in the beginning and 157.6 MB in the end (delta: -74.3 MB). Peak memory consumption was 658.7 MB. Max. memory is 7.1 GB. [2019-09-21 08:39:04,883 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 136.8 MB. Free memory was 102.7 MB in the beginning and 102.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-21 08:39:04,889 INFO L168 Benchmark]: CACSL2BoogieTranslator took 744.42 ms. Allocated memory was 136.8 MB in the beginning and 196.1 MB in the end (delta: 59.2 MB). Free memory was 83.1 MB in the beginning and 158.1 MB in the end (delta: -74.9 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2019-09-21 08:39:04,891 INFO L168 Benchmark]: Boogie Preprocessor took 109.67 ms. Allocated memory is still 196.1 MB. Free memory was 158.1 MB in the beginning and 153.5 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2019-09-21 08:39:04,892 INFO L168 Benchmark]: RCFGBuilder took 2097.41 ms. Allocated memory was 196.1 MB in the beginning and 214.4 MB in the end (delta: 18.4 MB). Free memory was 153.5 MB in the beginning and 129.2 MB in the end (delta: 24.3 MB). Peak memory consumption was 92.9 MB. Max. memory is 7.1 GB. [2019-09-21 08:39:04,899 INFO L168 Benchmark]: Sifa took 23590.72 ms. Allocated memory was 214.4 MB in the beginning and 869.8 MB in the end (delta: 655.4 MB). Free memory was 127.9 MB in the beginning and 157.6 MB in the end (delta: -29.7 MB). Peak memory consumption was 625.7 MB. Max. memory is 7.1 GB. [2019-09-21 08:39:04,905 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 136.8 MB. Free memory was 102.7 MB in the beginning and 102.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 744.42 ms. Allocated memory was 136.8 MB in the beginning and 196.1 MB in the end (delta: 59.2 MB). Free memory was 83.1 MB in the beginning and 158.1 MB in the end (delta: -74.9 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 109.67 ms. Allocated memory is still 196.1 MB. Free memory was 158.1 MB in the beginning and 153.5 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2097.41 ms. Allocated memory was 196.1 MB in the beginning and 214.4 MB in the end (delta: 18.4 MB). Free memory was 153.5 MB in the beginning and 129.2 MB in the end (delta: 24.3 MB). Peak memory consumption was 92.9 MB. Max. memory is 7.1 GB. * Sifa took 23590.72 ms. Allocated memory was 214.4 MB in the beginning and 869.8 MB in the end (delta: 655.4 MB). Free memory was 127.9 MB in the beginning and 157.6 MB in the end (delta: -29.7 MB). Peak memory consumption was 625.7 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]: 23547, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 256, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 172, TOOLS_POST_TIME[ms]: 12659, TOOLS_POST_CALL_APPLICATIONS: 73, TOOLS_POST_CALL_TIME[ms]: 202, TOOLS_POST_RETURN_APPLICATIONS: 64, TOOLS_POST_RETURN_TIME[ms]: 131, TOOLS_QUANTIFIERELIM_APPLICATIONS: 309, TOOLS_QUANTIFIERELIM_TIME[ms]: 12866, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12536, FLUID_QUERY_TIME[ms]: 16, FLUID_QUERIES: 261, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 88, DOMAIN_JOIN_TIME[ms]: 10129, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 16, DOMAIN_ISSUBSETEQ_APPLICATIONS: 5, DOMAIN_ISSUBSETEQ_TIME[ms]: 6, DOMAIN_ISBOTTOM_APPLICATIONS: 44, DOMAIN_ISBOTTOM_TIME[ms]: 214, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 724, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 724, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 5, CALL_SUMMARIZER_APPLICATIONS: 64, CALL_SUMMARIZER_CACHE_MISSES: 30, CALL_SUMMARIZER_OVERALL_TIME[ms]: 13126, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 13125, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 10, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 37, DAG_COMPRESSION_PROCESSED_NODES: 494, DAG_COMPRESSION_RETAINED_NODES: 275 - UnprovableResult [Line: 551]: 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 521#(and (or (and (and (<= 0 (+ ~switchedOnBeforeTS~0 2147483648)) (<= ~switchedOnBeforeTS~0 2147483647)) (not (= 0 ~systemActive~0))) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (<= 0 (+ ~switchedOnBeforeTS~0 2147483648)) (<= ~switchedOnBeforeTS~0 2147483647))) (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (not (= 2 ~waterLevel~0)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...