java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product24.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 23:14:28,353 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 23:14:28,356 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 23:14:28,368 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 23:14:28,368 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 23:14:28,369 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 23:14:28,371 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 23:14:28,373 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 23:14:28,375 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 23:14:28,381 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 23:14:28,382 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 23:14:28,386 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 23:14:28,387 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 23:14:28,388 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 23:14:28,392 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 23:14:28,394 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 23:14:28,395 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 23:14:28,396 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 23:14:28,398 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 23:14:28,399 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 23:14:28,401 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 23:14:28,402 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 23:14:28,405 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 23:14:28,406 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 23:14:28,408 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 23:14:28,408 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 23:14:28,408 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 23:14:28,412 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 23:14:28,412 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 23:14:28,413 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 23:14:28,414 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 23:14:28,417 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 23:14:28,418 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 23:14:28,418 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 23:14:28,423 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 23:14:28,423 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 23:14:28,424 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 23:14:28,424 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 23:14:28,424 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 23:14:28,425 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 23:14:28,426 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 23:14:28,430 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 [2019-10-13 23:14:28,444 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 23:14:28,444 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 23:14:28,446 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 23:14:28,446 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 23:14:28,447 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 23:14:28,447 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 23:14:28,447 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 23:14:28,447 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 23:14:28,447 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 23:14:28,448 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 23:14:28,448 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 23:14:28,448 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 23:14:28,449 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 23:14:28,449 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 23:14:28,449 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 23:14:28,449 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 23:14:28,449 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 23:14:28,450 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 23:14:28,450 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 23:14:28,450 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 23:14:28,450 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 23:14:28,450 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 23:14:28,451 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 23:14:28,451 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 23:14:28,451 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 23:14:28,452 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 23:14:28,452 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 23:14:28,452 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 23:14:28,453 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain 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: Simplification Technique -> SIMPLIFY_QUICK [2019-10-13 23:14:28,736 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 23:14:28,750 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 23:14:28,753 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 23:14:28,755 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 23:14:28,755 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 23:14:28,756 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product24.cil.c [2019-10-13 23:14:28,822 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec090f84d/b532b9a5c4e7403d897b63076f799f9a/FLAG973656c8a [2019-10-13 23:14:29,326 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 23:14:29,327 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product24.cil.c [2019-10-13 23:14:29,346 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec090f84d/b532b9a5c4e7403d897b63076f799f9a/FLAG973656c8a [2019-10-13 23:14:29,597 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec090f84d/b532b9a5c4e7403d897b63076f799f9a [2019-10-13 23:14:29,609 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 23:14:29,610 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 23:14:29,611 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 23:14:29,611 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 23:14:29,615 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 23:14:29,616 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 11:14:29" (1/1) ... [2019-10-13 23:14:29,619 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6aa7c5a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:14:29, skipping insertion in model container [2019-10-13 23:14:29,619 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 11:14:29" (1/1) ... [2019-10-13 23:14:29,627 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 23:14:29,669 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 23:14:30,135 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 23:14:30,153 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 23:14:30,256 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 23:14:30,307 INFO L192 MainTranslator]: Completed translation [2019-10-13 23:14:30,308 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:14:30 WrapperNode [2019-10-13 23:14:30,308 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 23:14:30,309 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 23:14:30,309 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 23:14:30,309 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 23:14:30,321 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:14:30" (1/1) ... [2019-10-13 23:14:30,321 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:14:30" (1/1) ... [2019-10-13 23:14:30,346 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:14:30" (1/1) ... [2019-10-13 23:14:30,347 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:14:30" (1/1) ... [2019-10-13 23:14:30,383 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:14:30" (1/1) ... [2019-10-13 23:14:30,398 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:14:30" (1/1) ... [2019-10-13 23:14:30,403 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:14:30" (1/1) ... [2019-10-13 23:14:30,418 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 23:14:30,419 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 23:14:30,419 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 23:14:30,419 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 23:14:30,420 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:14:30" (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 [2019-10-13 23:14:30,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 23:14:30,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 23:14:30,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-13 23:14:30,501 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-13 23:14:30,502 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-13 23:14:30,503 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-13 23:14:30,505 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-13 23:14:30,505 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-13 23:14:30,506 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-13 23:14:30,506 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-13 23:14:30,506 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-13 23:14:30,508 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-13 23:14:30,509 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-13 23:14:30,509 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-13 23:14:30,509 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-13 23:14:30,509 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-13 23:14:30,512 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-10-13 23:14:30,512 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-13 23:14:30,512 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-13 23:14:30,513 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-13 23:14:30,513 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-13 23:14:30,513 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-13 23:14:30,513 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-13 23:14:30,513 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 23:14:30,513 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-13 23:14:30,513 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-13 23:14:30,514 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-10-13 23:14:30,514 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-13 23:14:30,514 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-13 23:14:30,514 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-13 23:14:30,515 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-13 23:14:30,515 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-13 23:14:30,515 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-13 23:14:30,515 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-13 23:14:30,516 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-13 23:14:30,516 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-13 23:14:30,516 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-13 23:14:30,516 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-13 23:14:30,517 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-13 23:14:30,517 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-13 23:14:30,517 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 23:14:30,517 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 23:14:30,517 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-13 23:14:30,518 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-13 23:14:30,518 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 23:14:30,518 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 23:14:30,518 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-13 23:14:30,518 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 23:14:30,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 23:14:30,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 23:14:30,519 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 23:14:30,519 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-13 23:14:30,519 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 23:14:30,519 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-13 23:14:30,520 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-13 23:14:30,520 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 23:14:30,520 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-13 23:14:30,520 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-13 23:14:30,520 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 23:14:30,521 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-13 23:14:30,521 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-13 23:14:30,521 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-13 23:14:30,522 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-13 23:14:30,522 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-13 23:14:30,522 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-13 23:14:30,522 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-13 23:14:30,522 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-13 23:14:30,522 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-13 23:14:30,522 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-13 23:14:30,523 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-10-13 23:14:30,523 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-13 23:14:30,523 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-13 23:14:30,523 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-13 23:14:30,524 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-13 23:14:30,524 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-13 23:14:30,524 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-13 23:14:30,525 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-13 23:14:30,526 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-13 23:14:30,526 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-13 23:14:30,526 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-13 23:14:30,526 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-13 23:14:30,527 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-13 23:14:30,527 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 23:14:30,527 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-13 23:14:30,527 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-13 23:14:30,528 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-13 23:14:30,528 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-13 23:14:30,529 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-13 23:14:30,529 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-10-13 23:14:30,529 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-13 23:14:30,529 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-13 23:14:30,530 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 23:14:30,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 23:14:30,530 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 23:14:32,041 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 23:14:32,042 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-13 23:14:32,043 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 11:14:32 BoogieIcfgContainer [2019-10-13 23:14:32,043 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 23:14:32,044 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 23:14:32,045 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 23:14:32,048 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 23:14:32,048 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 11:14:29" (1/3) ... [2019-10-13 23:14:32,049 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e60815f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 11:14:32, skipping insertion in model container [2019-10-13 23:14:32,049 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:14:30" (2/3) ... [2019-10-13 23:14:32,049 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e60815f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 11:14:32, skipping insertion in model container [2019-10-13 23:14:32,049 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 11:14:32" (3/3) ... [2019-10-13 23:14:32,051 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product24.cil.c [2019-10-13 23:14:32,060 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 23:14:32,070 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 23:14:32,082 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 23:14:32,110 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 23:14:32,111 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 23:14:32,111 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 23:14:32,111 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 23:14:32,111 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 23:14:32,111 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 23:14:32,112 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 23:14:32,112 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 23:14:32,133 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states. [2019-10-13 23:14:32,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-10-13 23:14:32,142 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:14:32,143 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 23:14:32,145 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:14:32,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:14:32,151 INFO L82 PathProgramCache]: Analyzing trace with hash -1405206791, now seen corresponding path program 1 times [2019-10-13 23:14:32,166 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:14:32,167 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1449647117] [2019-10-13 23:14:32,167 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:14:32,167 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:14:32,167 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:14:32,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:14:32,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:14:32,510 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1449647117] [2019-10-13 23:14:32,511 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:14:32,512 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-13 23:14:32,512 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1329601041] [2019-10-13 23:14:32,517 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-13 23:14:32,517 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:14:32,531 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-13 23:14:32,532 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 23:14:32,534 INFO L87 Difference]: Start difference. First operand 145 states. Second operand 2 states. [2019-10-13 23:14:32,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:14:32,575 INFO L93 Difference]: Finished difference Result 223 states and 276 transitions. [2019-10-13 23:14:32,575 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-13 23:14:32,576 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 42 [2019-10-13 23:14:32,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:14:32,589 INFO L225 Difference]: With dead ends: 223 [2019-10-13 23:14:32,590 INFO L226 Difference]: Without dead ends: 112 [2019-10-13 23:14:32,594 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 23:14:32,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2019-10-13 23:14:32,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 112. [2019-10-13 23:14:32,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 112 states. [2019-10-13 23:14:32,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 132 transitions. [2019-10-13 23:14:32,665 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 132 transitions. Word has length 42 [2019-10-13 23:14:32,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:14:32,666 INFO L462 AbstractCegarLoop]: Abstraction has 112 states and 132 transitions. [2019-10-13 23:14:32,666 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-13 23:14:32,666 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 132 transitions. [2019-10-13 23:14:32,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-10-13 23:14:32,672 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:14:32,672 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 23:14:32,674 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:14:32,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:14:32,675 INFO L82 PathProgramCache]: Analyzing trace with hash 512897315, now seen corresponding path program 1 times [2019-10-13 23:14:32,675 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:14:32,675 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1544676908] [2019-10-13 23:14:32,675 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:14:32,676 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:14:32,676 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:14:32,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:14:32,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:14:32,828 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1544676908] [2019-10-13 23:14:32,828 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:14:32,829 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 23:14:32,829 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [18624603] [2019-10-13 23:14:32,831 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 23:14:32,831 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:14:32,831 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 23:14:32,832 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 23:14:32,832 INFO L87 Difference]: Start difference. First operand 112 states and 132 transitions. Second operand 3 states. [2019-10-13 23:14:32,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:14:32,854 INFO L93 Difference]: Finished difference Result 171 states and 201 transitions. [2019-10-13 23:14:32,854 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 23:14:32,855 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 43 [2019-10-13 23:14:32,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:14:32,857 INFO L225 Difference]: With dead ends: 171 [2019-10-13 23:14:32,858 INFO L226 Difference]: Without dead ends: 104 [2019-10-13 23:14:32,859 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 23:14:32,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2019-10-13 23:14:32,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2019-10-13 23:14:32,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2019-10-13 23:14:32,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 121 transitions. [2019-10-13 23:14:32,875 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 121 transitions. Word has length 43 [2019-10-13 23:14:32,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:14:32,876 INFO L462 AbstractCegarLoop]: Abstraction has 104 states and 121 transitions. [2019-10-13 23:14:32,876 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 23:14:32,876 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 121 transitions. [2019-10-13 23:14:32,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-13 23:14:32,879 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:14:32,879 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 23:14:32,879 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:14:32,879 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:14:32,880 INFO L82 PathProgramCache]: Analyzing trace with hash 2062825960, now seen corresponding path program 1 times [2019-10-13 23:14:32,880 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:14:32,880 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [369766896] [2019-10-13 23:14:32,880 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:14:32,881 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:14:32,881 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:14:32,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:14:33,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:14:33,106 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [369766896] [2019-10-13 23:14:33,107 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:14:33,107 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 23:14:33,107 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [406005866] [2019-10-13 23:14:33,108 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 23:14:33,108 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:14:33,108 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 23:14:33,108 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-13 23:14:33,108 INFO L87 Difference]: Start difference. First operand 104 states and 121 transitions. Second operand 7 states. [2019-10-13 23:14:33,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:14:33,551 INFO L93 Difference]: Finished difference Result 313 states and 379 transitions. [2019-10-13 23:14:33,552 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 23:14:33,552 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 47 [2019-10-13 23:14:33,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:14:33,556 INFO L225 Difference]: With dead ends: 313 [2019-10-13 23:14:33,556 INFO L226 Difference]: Without dead ends: 231 [2019-10-13 23:14:33,557 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-10-13 23:14:33,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 231 states. [2019-10-13 23:14:33,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 231 to 219. [2019-10-13 23:14:33,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 219 states. [2019-10-13 23:14:33,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 264 transitions. [2019-10-13 23:14:33,623 INFO L78 Accepts]: Start accepts. Automaton has 219 states and 264 transitions. Word has length 47 [2019-10-13 23:14:33,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:14:33,625 INFO L462 AbstractCegarLoop]: Abstraction has 219 states and 264 transitions. [2019-10-13 23:14:33,625 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 23:14:33,625 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 264 transitions. [2019-10-13 23:14:33,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-13 23:14:33,628 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:14:33,631 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 23:14:33,632 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:14:33,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:14:33,632 INFO L82 PathProgramCache]: Analyzing trace with hash -1814467094, now seen corresponding path program 1 times [2019-10-13 23:14:33,633 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:14:33,633 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1861879616] [2019-10-13 23:14:33,634 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:14:33,634 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:14:33,634 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:14:33,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:14:33,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:14:33,769 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1861879616] [2019-10-13 23:14:33,769 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:14:33,770 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-13 23:14:33,770 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1029829815] [2019-10-13 23:14:33,771 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-13 23:14:33,771 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:14:33,771 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-13 23:14:33,772 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-13 23:14:33,772 INFO L87 Difference]: Start difference. First operand 219 states and 264 transitions. Second operand 6 states. [2019-10-13 23:14:33,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:14:33,991 INFO L93 Difference]: Finished difference Result 598 states and 741 transitions. [2019-10-13 23:14:33,992 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-13 23:14:33,992 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 51 [2019-10-13 23:14:33,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:14:33,996 INFO L225 Difference]: With dead ends: 598 [2019-10-13 23:14:33,997 INFO L226 Difference]: Without dead ends: 401 [2019-10-13 23:14:33,999 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-10-13 23:14:34,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 401 states. [2019-10-13 23:14:34,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 401 to 389. [2019-10-13 23:14:34,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 389 states. [2019-10-13 23:14:34,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 389 states and 474 transitions. [2019-10-13 23:14:34,069 INFO L78 Accepts]: Start accepts. Automaton has 389 states and 474 transitions. Word has length 51 [2019-10-13 23:14:34,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:14:34,078 INFO L462 AbstractCegarLoop]: Abstraction has 389 states and 474 transitions. [2019-10-13 23:14:34,079 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-13 23:14:34,079 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 474 transitions. [2019-10-13 23:14:34,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-10-13 23:14:34,085 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:14:34,086 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 23:14:34,086 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:14:34,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:14:34,086 INFO L82 PathProgramCache]: Analyzing trace with hash -900997176, now seen corresponding path program 1 times [2019-10-13 23:14:34,087 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:14:34,087 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [260481015] [2019-10-13 23:14:34,087 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:14:34,087 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:14:34,087 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:14:34,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:14:34,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:14:34,228 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [260481015] [2019-10-13 23:14:34,229 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:14:34,229 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-13 23:14:34,229 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1900551332] [2019-10-13 23:14:34,229 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-13 23:14:34,230 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:14:34,230 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-13 23:14:34,230 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-13 23:14:34,230 INFO L87 Difference]: Start difference. First operand 389 states and 474 transitions. Second operand 6 states. [2019-10-13 23:14:34,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:14:34,421 INFO L93 Difference]: Finished difference Result 643 states and 808 transitions. [2019-10-13 23:14:34,423 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-13 23:14:34,423 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 54 [2019-10-13 23:14:34,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:14:34,424 INFO L225 Difference]: With dead ends: 643 [2019-10-13 23:14:34,424 INFO L226 Difference]: Without dead ends: 0 [2019-10-13 23:14:34,426 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-10-13 23:14:34,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-13 23:14:34,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-13 23:14:34,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-13 23:14:34,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-13 23:14:34,432 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 54 [2019-10-13 23:14:34,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:14:34,434 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-13 23:14:34,434 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-13 23:14:34,434 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-13 23:14:34,434 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-13 23:14:34,440 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-13 23:14:35,458 INFO L443 ceAbstractionStarter]: For program point L123(lines 123 127) no Hoare annotation was computed. [2019-10-13 23:14:35,459 INFO L443 ceAbstractionStarter]: For program point L117-2(lines 117 138) no Hoare annotation was computed. [2019-10-13 23:14:35,459 INFO L443 ceAbstractionStarter]: For program point L139(lines 116 140) no Hoare annotation was computed. [2019-10-13 23:14:35,459 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 92 147) no Hoare annotation was computed. [2019-10-13 23:14:35,459 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 92 147) no Hoare annotation was computed. [2019-10-13 23:14:35,459 INFO L443 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2019-10-13 23:14:35,459 INFO L443 ceAbstractionStarter]: For program point L193-1(line 193) no Hoare annotation was computed. [2019-10-13 23:14:35,459 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 148 207) no Hoare annotation was computed. [2019-10-13 23:14:35,459 INFO L443 ceAbstractionStarter]: For program point L180(lines 180 184) no Hoare annotation was computed. [2019-10-13 23:14:35,460 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 148 207) no Hoare annotation was computed. [2019-10-13 23:14:35,460 INFO L443 ceAbstractionStarter]: For program point L174-2(lines 174 199) no Hoare annotation was computed. [2019-10-13 23:14:35,460 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 148 207) no Hoare annotation was computed. [2019-10-13 23:14:35,460 INFO L443 ceAbstractionStarter]: For program point L200(lines 173 201) no Hoare annotation was computed. [2019-10-13 23:14:35,460 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 933 939) the Hoare annotation is: true [2019-10-13 23:14:35,460 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 933 939) no Hoare annotation was computed. [2019-10-13 23:14:35,460 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 940 948) no Hoare annotation was computed. [2019-10-13 23:14:35,461 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 940 948) the Hoare annotation is: true [2019-10-13 23:14:35,461 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 688 710) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:14:35,461 INFO L439 ceAbstractionStarter]: At program point L700(line 700) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~5 ~systemActive~0) (= ~pumpRunning~0 0))) [2019-10-13 23:14:35,461 INFO L439 ceAbstractionStarter]: At program point L700-1(line 700) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~5 ~systemActive~0) (= ~pumpRunning~0 0))) [2019-10-13 23:14:35,461 INFO L443 ceAbstractionStarter]: For program point L698(lines 698 705) no Hoare annotation was computed. [2019-10-13 23:14:35,461 INFO L443 ceAbstractionStarter]: For program point L698-1(lines 698 705) no Hoare annotation was computed. [2019-10-13 23:14:35,462 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 688 710) no Hoare annotation was computed. [2019-10-13 23:14:35,462 INFO L443 ceAbstractionStarter]: For program point L696(line 696) no Hoare annotation was computed. [2019-10-13 23:14:35,462 INFO L439 ceAbstractionStarter]: At program point L695(line 695) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:14:35,462 INFO L439 ceAbstractionStarter]: At program point L694(line 694) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:14:35,462 INFO L439 ceAbstractionStarter]: At program point L694-1(line 694) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:14:35,463 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 644 667) no Hoare annotation was computed. [2019-10-13 23:14:35,463 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 644 667) no Hoare annotation was computed. [2019-10-13 23:14:35,463 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 644 667) no Hoare annotation was computed. [2019-10-13 23:14:35,463 INFO L443 ceAbstractionStarter]: For program point L662(line 662) no Hoare annotation was computed. [2019-10-13 23:14:35,463 INFO L443 ceAbstractionStarter]: For program point L661(line 661) no Hoare annotation was computed. [2019-10-13 23:14:35,463 INFO L443 ceAbstractionStarter]: For program point L660(line 660) no Hoare annotation was computed. [2019-10-13 23:14:35,463 INFO L443 ceAbstractionStarter]: For program point L659(line 659) no Hoare annotation was computed. [2019-10-13 23:14:35,463 INFO L443 ceAbstractionStarter]: For program point L658(line 658) no Hoare annotation was computed. [2019-10-13 23:14:35,463 INFO L443 ceAbstractionStarter]: For program point L657(line 657) no Hoare annotation was computed. [2019-10-13 23:14:35,464 INFO L443 ceAbstractionStarter]: For program point L656(line 656) no Hoare annotation was computed. [2019-10-13 23:14:35,464 INFO L443 ceAbstractionStarter]: For program point L655(line 655) no Hoare annotation was computed. [2019-10-13 23:14:35,464 INFO L443 ceAbstractionStarter]: For program point L654(line 654) no Hoare annotation was computed. [2019-10-13 23:14:35,464 INFO L443 ceAbstractionStarter]: For program point L653(line 653) no Hoare annotation was computed. [2019-10-13 23:14:35,464 INFO L443 ceAbstractionStarter]: For program point L652(line 652) no Hoare annotation was computed. [2019-10-13 23:14:35,464 INFO L443 ceAbstractionStarter]: For program point L651(line 651) no Hoare annotation was computed. [2019-10-13 23:14:35,464 INFO L443 ceAbstractionStarter]: For program point L650(line 650) no Hoare annotation was computed. [2019-10-13 23:14:35,464 INFO L443 ceAbstractionStarter]: For program point L649(line 649) no Hoare annotation was computed. [2019-10-13 23:14:35,465 INFO L439 ceAbstractionStarter]: At program point L897(line 897) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-10-13 23:14:35,465 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 891 905) no Hoare annotation was computed. [2019-10-13 23:14:35,465 INFO L443 ceAbstractionStarter]: For program point L895(lines 895 901) no Hoare annotation was computed. [2019-10-13 23:14:35,465 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 891 905) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (= ~pumpRunning~0 0)) (or .cse0 (not (= 0 ~systemActive~0)) (= |old(~systemActive~0)| 0)) (or .cse0 (not (= |old(~systemActive~0)| 1)) (= 1 ~systemActive~0)))) [2019-10-13 23:14:35,465 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 827 835) no Hoare annotation was computed. [2019-10-13 23:14:35,465 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 827 835) the Hoare annotation is: true [2019-10-13 23:14:35,465 INFO L446 ceAbstractionStarter]: At program point L879(line 879) the Hoare annotation is: true [2019-10-13 23:14:35,465 INFO L443 ceAbstractionStarter]: For program point L879-1(line 879) no Hoare annotation was computed. [2019-10-13 23:14:35,465 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 872 890) the Hoare annotation is: true [2019-10-13 23:14:35,465 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 872 890) no Hoare annotation was computed. [2019-10-13 23:14:35,466 INFO L443 ceAbstractionStarter]: For program point L866-1(line 866) no Hoare annotation was computed. [2019-10-13 23:14:35,466 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 836 871) no Hoare annotation was computed. [2019-10-13 23:14:35,466 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 836 871) no Hoare annotation was computed. [2019-10-13 23:14:35,466 INFO L443 ceAbstractionStarter]: For program point L866(line 866) no Hoare annotation was computed. [2019-10-13 23:14:35,466 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 926 932) no Hoare annotation was computed. [2019-10-13 23:14:35,466 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 926 932) the Hoare annotation is: true [2019-10-13 23:14:35,466 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 46 91) no Hoare annotation was computed. [2019-10-13 23:14:35,466 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 46 91) no Hoare annotation was computed. [2019-10-13 23:14:35,466 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 359 404) no Hoare annotation was computed. [2019-10-13 23:14:35,466 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 359 404) no Hoare annotation was computed. [2019-10-13 23:14:35,467 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 675 684) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:14:35,467 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 675 684) no Hoare annotation was computed. [2019-10-13 23:14:35,467 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 675 684) no Hoare annotation was computed. [2019-10-13 23:14:35,467 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 816 826) the Hoare annotation is: true [2019-10-13 23:14:35,467 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 816 826) no Hoare annotation was computed. [2019-10-13 23:14:35,467 INFO L446 ceAbstractionStarter]: At program point L821(line 821) the Hoare annotation is: true [2019-10-13 23:14:35,467 INFO L443 ceAbstractionStarter]: For program point L821-1(line 821) no Hoare annotation was computed. [2019-10-13 23:14:35,467 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 808 815) the Hoare annotation is: true [2019-10-13 23:14:35,468 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 808 815) no Hoare annotation was computed. [2019-10-13 23:14:35,468 INFO L439 ceAbstractionStarter]: At program point L794(line 794) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (= ~systemActive~0 0)) [2019-10-13 23:14:35,468 INFO L443 ceAbstractionStarter]: For program point L794-1(lines 775 799) no Hoare annotation was computed. [2019-10-13 23:14:35,468 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 775 799) no Hoare annotation was computed. [2019-10-13 23:14:35,468 INFO L439 ceAbstractionStarter]: At program point L789(line 789) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-13 23:14:35,468 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 775 799) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (= ~systemActive~0 0)) [2019-10-13 23:14:35,468 INFO L439 ceAbstractionStarter]: At program point L785(line 785) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-13 23:14:35,469 INFO L443 ceAbstractionStarter]: For program point L783(lines 783 791) no Hoare annotation was computed. [2019-10-13 23:14:35,469 INFO L439 ceAbstractionStarter]: At program point L781(line 781) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-13 23:14:35,469 INFO L443 ceAbstractionStarter]: For program point L781-1(line 781) no Hoare annotation was computed. [2019-10-13 23:14:35,469 INFO L443 ceAbstractionStarter]: For program point L779(lines 779 796) no Hoare annotation was computed. [2019-10-13 23:14:35,469 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 741 747) no Hoare annotation was computed. [2019-10-13 23:14:35,469 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 741 747) the Hoare annotation is: true [2019-10-13 23:14:35,469 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 543 610) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:14:35,470 INFO L439 ceAbstractionStarter]: At program point L603(lines 552 604) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:14:35,470 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 543 610) no Hoare annotation was computed. [2019-10-13 23:14:35,470 INFO L439 ceAbstractionStarter]: At program point L593(line 593) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:14:35,470 INFO L443 ceAbstractionStarter]: For program point L591(lines 591 597) no Hoare annotation was computed. [2019-10-13 23:14:35,470 INFO L439 ceAbstractionStarter]: At program point L591-1(lines 583 598) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:14:35,470 INFO L443 ceAbstractionStarter]: For program point L554(lines 553 602) no Hoare annotation was computed. [2019-10-13 23:14:35,471 INFO L439 ceAbstractionStarter]: At program point L585(line 585) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:14:35,471 INFO L443 ceAbstractionStarter]: For program point L583(lines 583 598) no Hoare annotation was computed. [2019-10-13 23:14:35,471 INFO L439 ceAbstractionStarter]: At program point L575(line 575) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:14:35,471 INFO L443 ceAbstractionStarter]: For program point L573(lines 573 579) no Hoare annotation was computed. [2019-10-13 23:14:35,471 INFO L443 ceAbstractionStarter]: For program point L573-1(lines 573 579) no Hoare annotation was computed. [2019-10-13 23:14:35,471 INFO L439 ceAbstractionStarter]: At program point L600(lines 553 602) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:14:35,471 INFO L439 ceAbstractionStarter]: At program point L565(line 565) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:14:35,471 INFO L443 ceAbstractionStarter]: For program point L563(lines 563 569) no Hoare annotation was computed. [2019-10-13 23:14:35,472 INFO L443 ceAbstractionStarter]: For program point L563-1(lines 563 569) no Hoare annotation was computed. [2019-10-13 23:14:35,472 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 543 610) no Hoare annotation was computed. [2019-10-13 23:14:35,472 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 313 358) no Hoare annotation was computed. [2019-10-13 23:14:35,472 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 313 358) no Hoare annotation was computed. [2019-10-13 23:14:35,472 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 492 500) the Hoare annotation is: true [2019-10-13 23:14:35,472 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 492 500) no Hoare annotation was computed. [2019-10-13 23:14:35,472 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 460 482) no Hoare annotation was computed. [2019-10-13 23:14:35,472 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 460 482) no Hoare annotation was computed. [2019-10-13 23:14:35,472 INFO L443 ceAbstractionStarter]: For program point L256(lines 256 297) no Hoare annotation was computed. [2019-10-13 23:14:35,473 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 210 312) no Hoare annotation was computed. [2019-10-13 23:14:35,473 INFO L443 ceAbstractionStarter]: For program point L275(line 275) no Hoare annotation was computed. [2019-10-13 23:14:35,473 INFO L443 ceAbstractionStarter]: For program point L275-1(line 275) no Hoare annotation was computed. [2019-10-13 23:14:35,473 INFO L443 ceAbstractionStarter]: For program point L234(lines 234 238) no Hoare annotation was computed. [2019-10-13 23:14:35,473 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 210 312) no Hoare annotation was computed. [2019-10-13 23:14:35,473 INFO L443 ceAbstractionStarter]: For program point L259-2(lines 259 279) no Hoare annotation was computed. [2019-10-13 23:14:35,473 INFO L443 ceAbstractionStarter]: For program point L280(lines 258 281) no Hoare annotation was computed. [2019-10-13 23:14:35,473 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 210 312) no Hoare annotation was computed. [2019-10-13 23:14:35,474 INFO L443 ceAbstractionStarter]: For program point L239(lines 239 255) no Hoare annotation was computed. [2019-10-13 23:14:35,474 INFO L443 ceAbstractionStarter]: For program point L260(lines 259 279) no Hoare annotation was computed. [2019-10-13 23:14:35,474 INFO L443 ceAbstractionStarter]: For program point L291(line 291) no Hoare annotation was computed. [2019-10-13 23:14:35,474 INFO L443 ceAbstractionStarter]: For program point L291-1(line 291) no Hoare annotation was computed. [2019-10-13 23:14:35,474 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 916 925) no Hoare annotation was computed. [2019-10-13 23:14:35,474 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 916 925) no Hoare annotation was computed. [2019-10-13 23:14:35,474 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2019-10-13 23:14:35,474 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-13 23:14:35,475 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 800 807) no Hoare annotation was computed. [2019-10-13 23:14:35,475 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 800 807) no Hoare annotation was computed. [2019-10-13 23:14:35,475 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 483 491) no Hoare annotation was computed. [2019-10-13 23:14:35,475 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 483 491) no Hoare annotation was computed. [2019-10-13 23:14:35,475 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-13 23:14:35,475 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-13 23:14:35,475 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 439 450) the Hoare annotation is: true [2019-10-13 23:14:35,475 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 439 450) no Hoare annotation was computed. [2019-10-13 23:14:35,476 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 451 459) the Hoare annotation is: true [2019-10-13 23:14:35,476 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 451 459) no Hoare annotation was computed. [2019-10-13 23:14:35,476 INFO L439 ceAbstractionStarter]: At program point L730(line 730) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2019-10-13 23:14:35,476 INFO L439 ceAbstractionStarter]: At program point L728(lines 728 734) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-10-13 23:14:35,476 INFO L439 ceAbstractionStarter]: At program point L723(line 723) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-10-13 23:14:35,476 INFO L443 ceAbstractionStarter]: For program point L721(lines 720 739) no Hoare annotation was computed. [2019-10-13 23:14:35,476 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 717 740) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-10-13 23:14:35,477 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 717 740) no Hoare annotation was computed. [2019-10-13 23:14:35,477 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 717 740) no Hoare annotation was computed. [2019-10-13 23:14:35,477 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 613 642) no Hoare annotation was computed. [2019-10-13 23:14:35,477 INFO L446 ceAbstractionStarter]: At program point L638(lines 613 642) the Hoare annotation is: true [2019-10-13 23:14:35,477 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 613 642) the Hoare annotation is: true [2019-10-13 23:14:35,477 INFO L443 ceAbstractionStarter]: For program point L634(line 634) no Hoare annotation was computed. [2019-10-13 23:14:35,477 INFO L443 ceAbstractionStarter]: For program point L627(lines 627 631) no Hoare annotation was computed. [2019-10-13 23:14:35,477 INFO L446 ceAbstractionStarter]: At program point L627-1(lines 627 631) the Hoare annotation is: true [2019-10-13 23:14:35,478 INFO L446 ceAbstractionStarter]: At program point L623-2(lines 623 637) the Hoare annotation is: true [2019-10-13 23:14:35,478 INFO L446 ceAbstractionStarter]: At program point L619(line 619) the Hoare annotation is: true [2019-10-13 23:14:35,478 INFO L443 ceAbstractionStarter]: For program point L619-1(line 619) no Hoare annotation was computed. [2019-10-13 23:14:35,478 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 415 426) the Hoare annotation is: true [2019-10-13 23:14:35,478 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 415 426) no Hoare annotation was computed. [2019-10-13 23:14:35,478 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 668 674) no Hoare annotation was computed. [2019-10-13 23:14:35,478 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 668 674) the Hoare annotation is: true [2019-10-13 23:14:35,478 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-13 23:14:35,478 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-10-13 23:14:35,479 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-13 23:14:35,479 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-13 23:14:35,479 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 906 913) no Hoare annotation was computed. [2019-10-13 23:14:35,479 INFO L446 ceAbstractionStarter]: At program point startSystemENTRY(lines 906 913) the Hoare annotation is: true [2019-10-13 23:14:35,479 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 427 438) no Hoare annotation was computed. [2019-10-13 23:14:35,479 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 427 438) the Hoare annotation is: true [2019-10-13 23:14:35,479 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 534) no Hoare annotation was computed. [2019-10-13 23:14:35,480 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 530 537) the Hoare annotation is: true [2019-10-13 23:14:35,480 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 530 537) no Hoare annotation was computed. [2019-10-13 23:14:35,480 INFO L443 ceAbstractionStarter]: For program point L514-1(line 514) no Hoare annotation was computed. [2019-10-13 23:14:35,480 INFO L443 ceAbstractionStarter]: For program point L512(lines 512 525) no Hoare annotation was computed. [2019-10-13 23:14:35,480 INFO L443 ceAbstractionStarter]: For program point L512-1(lines 504 528) no Hoare annotation was computed. [2019-10-13 23:14:35,480 INFO L446 ceAbstractionStarter]: At program point L510(line 510) the Hoare annotation is: true [2019-10-13 23:14:35,480 INFO L443 ceAbstractionStarter]: For program point L510-1(line 510) no Hoare annotation was computed. [2019-10-13 23:14:35,480 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 504 528) the Hoare annotation is: true [2019-10-13 23:14:35,481 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 504 528) no Hoare annotation was computed. [2019-10-13 23:14:35,481 INFO L439 ceAbstractionStarter]: At program point L518(line 518) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2019-10-13 23:14:35,481 INFO L443 ceAbstractionStarter]: For program point L516(lines 516 522) no Hoare annotation was computed. [2019-10-13 23:14:35,481 INFO L439 ceAbstractionStarter]: At program point L514(line 514) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~methaneLevelCritical~0 0))) [2019-10-13 23:14:35,481 INFO L439 ceAbstractionStarter]: At program point L768(line 768) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (= ~systemActive~0 0)) [2019-10-13 23:14:35,481 INFO L443 ceAbstractionStarter]: For program point L768-1(lines 749 773) no Hoare annotation was computed. [2019-10-13 23:14:35,481 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 749 773) no Hoare annotation was computed. [2019-10-13 23:14:35,481 INFO L439 ceAbstractionStarter]: At program point L763(line 763) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-13 23:14:35,482 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 749 773) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (= ~systemActive~0 0)) [2019-10-13 23:14:35,482 INFO L439 ceAbstractionStarter]: At program point L759(line 759) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-13 23:14:35,482 INFO L443 ceAbstractionStarter]: For program point L757(lines 757 765) no Hoare annotation was computed. [2019-10-13 23:14:35,482 INFO L439 ceAbstractionStarter]: At program point L755(line 755) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-13 23:14:35,482 INFO L443 ceAbstractionStarter]: For program point L755-1(line 755) no Hoare annotation was computed. [2019-10-13 23:14:35,482 INFO L443 ceAbstractionStarter]: For program point L753(lines 753 770) no Hoare annotation was computed. [2019-10-13 23:14:35,510 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 11:14:35 BoogieIcfgContainer [2019-10-13 23:14:35,511 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-13 23:14:35,514 INFO L168 Benchmark]: Toolchain (without parser) took 5902.46 ms. Allocated memory was 140.0 MB in the beginning and 283.1 MB in the end (delta: 143.1 MB). Free memory was 102.4 MB in the beginning and 184.8 MB in the end (delta: -82.4 MB). Peak memory consumption was 117.0 MB. Max. memory is 7.1 GB. [2019-10-13 23:14:35,514 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 140.0 MB. Free memory is still 121.8 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-10-13 23:14:35,515 INFO L168 Benchmark]: CACSL2BoogieTranslator took 697.44 ms. Allocated memory was 140.0 MB in the beginning and 203.9 MB in the end (delta: 64.0 MB). Free memory was 102.4 MB in the beginning and 170.3 MB in the end (delta: -67.9 MB). Peak memory consumption was 24.4 MB. Max. memory is 7.1 GB. [2019-10-13 23:14:35,517 INFO L168 Benchmark]: Boogie Preprocessor took 110.03 ms. Allocated memory is still 203.9 MB. Free memory was 170.3 MB in the beginning and 166.4 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-10-13 23:14:35,523 INFO L168 Benchmark]: RCFGBuilder took 1624.41 ms. Allocated memory was 203.9 MB in the beginning and 235.4 MB in the end (delta: 31.5 MB). Free memory was 166.4 MB in the beginning and 146.6 MB in the end (delta: 19.8 MB). Peak memory consumption was 81.0 MB. Max. memory is 7.1 GB. [2019-10-13 23:14:35,525 INFO L168 Benchmark]: TraceAbstraction took 3466.35 ms. Allocated memory was 235.4 MB in the beginning and 283.1 MB in the end (delta: 47.7 MB). Free memory was 146.6 MB in the beginning and 184.8 MB in the end (delta: -38.2 MB). Peak memory consumption was 65.8 MB. Max. memory is 7.1 GB. [2019-10-13 23:14:35,531 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 140.0 MB. Free memory is still 121.8 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 697.44 ms. Allocated memory was 140.0 MB in the beginning and 203.9 MB in the end (delta: 64.0 MB). Free memory was 102.4 MB in the beginning and 170.3 MB in the end (delta: -67.9 MB). Peak memory consumption was 24.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 110.03 ms. Allocated memory is still 203.9 MB. Free memory was 170.3 MB in the beginning and 166.4 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1624.41 ms. Allocated memory was 203.9 MB in the beginning and 235.4 MB in the end (delta: 31.5 MB). Free memory was 166.4 MB in the beginning and 146.6 MB in the end (delta: 19.8 MB). Peak memory consumption was 81.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3466.35 ms. Allocated memory was 235.4 MB in the beginning and 283.1 MB in the end (delta: 47.7 MB). Free memory was 146.6 MB in the beginning and 184.8 MB in the end (delta: -38.2 MB). Peak memory consumption was 65.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 534]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 553]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || (0 == splverifierCounter && pumpRunning == 0)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 623]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 613]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 552]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 186 locations, 1 error locations. Result: SAFE, OverallTime: 3.3s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.0s, HoareTripleCheckerStatistics: 640 SDtfs, 354 SDslu, 1236 SDs, 0 SdLazy, 357 SolverSat, 20 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=389occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 24 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 61 LocationsWithAnnotation, 584 PreInvPairs, 628 NumberOfFragments, 535 HoareAnnotationTreeSize, 584 FomulaSimplifications, 372 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 61 FomulaSimplificationsInter, 1760 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 237 NumberOfCodeBlocks, 237 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 232 ConstructedInterpolants, 0 QuantifiedInterpolants, 18420 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...