/usr/bin/java -ea -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 -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product20.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-267fbe0 [2020-07-17 21:28:51,241 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-17 21:28:51,244 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-17 21:28:51,256 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-17 21:28:51,256 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-17 21:28:51,257 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-17 21:28:51,259 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-17 21:28:51,260 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-17 21:28:51,262 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-17 21:28:51,263 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-17 21:28:51,264 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-17 21:28:51,265 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-17 21:28:51,265 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-17 21:28:51,266 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-17 21:28:51,267 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-17 21:28:51,268 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-17 21:28:51,269 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-17 21:28:51,270 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-17 21:28:51,271 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-17 21:28:51,273 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-17 21:28:51,274 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-17 21:28:51,275 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-17 21:28:51,276 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-17 21:28:51,277 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-17 21:28:51,279 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-17 21:28:51,280 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-17 21:28:51,280 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-17 21:28:51,281 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-17 21:28:51,281 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-17 21:28:51,282 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-17 21:28:51,282 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-17 21:28:51,283 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-17 21:28:51,284 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-17 21:28:51,284 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-17 21:28:51,288 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-17 21:28:51,288 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-17 21:28:51,289 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-17 21:28:51,289 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-17 21:28:51,289 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-17 21:28:51,290 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-17 21:28:51,291 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-17 21:28:51,292 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 [2020-07-17 21:28:51,306 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-17 21:28:51,306 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-17 21:28:51,307 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-17 21:28:51,307 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-17 21:28:51,308 INFO L138 SettingsManager]: * Use SBE=true [2020-07-17 21:28:51,308 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-17 21:28:51,308 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-17 21:28:51,308 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-17 21:28:51,308 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-17 21:28:51,309 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-17 21:28:51,309 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-17 21:28:51,309 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-17 21:28:51,309 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-17 21:28:51,309 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-17 21:28:51,310 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-17 21:28:51,310 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-17 21:28:51,310 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-17 21:28:51,310 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-17 21:28:51,310 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-17 21:28:51,310 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-17 21:28:51,311 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-17 21:28:51,311 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 21:28:51,311 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-17 21:28:51,311 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-17 21:28:51,312 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-17 21:28:51,312 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-17 21:28:51,312 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-17 21:28:51,312 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-17 21:28:51,312 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-17 21:28:51,312 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-17 21:28:51,654 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-17 21:28:51,672 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-17 21:28:51,675 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-17 21:28:51,677 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-17 21:28:51,677 INFO L275 PluginConnector]: CDTParser initialized [2020-07-17 21:28:51,678 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product20.cil.c [2020-07-17 21:28:51,754 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93342299a/fcefcae994ef4095a8dd69314b8566a9/FLAG58de1cd64 [2020-07-17 21:28:52,286 INFO L306 CDTParser]: Found 1 translation units. [2020-07-17 21:28:52,287 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product20.cil.c [2020-07-17 21:28:52,299 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93342299a/fcefcae994ef4095a8dd69314b8566a9/FLAG58de1cd64 [2020-07-17 21:28:52,586 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93342299a/fcefcae994ef4095a8dd69314b8566a9 [2020-07-17 21:28:52,594 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-17 21:28:52,597 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-17 21:28:52,598 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-17 21:28:52,598 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-17 21:28:52,601 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-17 21:28:52,603 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 09:28:52" (1/1) ... [2020-07-17 21:28:52,607 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7adb042e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:28:52, skipping insertion in model container [2020-07-17 21:28:52,607 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 09:28:52" (1/1) ... [2020-07-17 21:28:52,616 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-17 21:28:52,684 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-17 21:28:53,039 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 21:28:53,159 INFO L203 MainTranslator]: Completed pre-run [2020-07-17 21:28:53,283 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 21:28:53,331 INFO L208 MainTranslator]: Completed translation [2020-07-17 21:28:53,332 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:28:53 WrapperNode [2020-07-17 21:28:53,332 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-17 21:28:53,332 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-17 21:28:53,333 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-17 21:28:53,333 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-17 21:28:53,343 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:28:53" (1/1) ... [2020-07-17 21:28:53,343 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:28:53" (1/1) ... [2020-07-17 21:28:53,362 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:28:53" (1/1) ... [2020-07-17 21:28:53,362 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:28:53" (1/1) ... [2020-07-17 21:28:53,411 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:28:53" (1/1) ... [2020-07-17 21:28:53,425 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:28:53" (1/1) ... [2020-07-17 21:28:53,430 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:28:53" (1/1) ... [2020-07-17 21:28:53,437 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-17 21:28:53,438 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-17 21:28:53,438 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-17 21:28:53,438 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-17 21:28:53,439 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:28:53" (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 [2020-07-17 21:28:53,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-17 21:28:53,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-17 21:28:53,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-17 21:28:53,505 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-17 21:28:53,505 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-17 21:28:53,505 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-17 21:28:53,505 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-17 21:28:53,505 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-17 21:28:53,505 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-17 21:28:53,506 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-17 21:28:53,506 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-17 21:28:53,506 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-17 21:28:53,506 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-17 21:28:53,506 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-17 21:28:53,506 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-17 21:28:53,507 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-17 21:28:53,507 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-17 21:28:53,507 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-17 21:28:53,507 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-17 21:28:53,507 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-17 21:28:53,507 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-17 21:28:53,508 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-17 21:28:53,508 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-17 21:28:53,508 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-17 21:28:53,508 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-17 21:28:53,508 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-17 21:28:53,508 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-07-17 21:28:53,509 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-17 21:28:53,509 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-17 21:28:53,509 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-17 21:28:53,509 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-17 21:28:53,509 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-17 21:28:53,509 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-17 21:28:53,510 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-17 21:28:53,510 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-17 21:28:53,510 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-17 21:28:53,510 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-17 21:28:53,510 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-17 21:28:53,510 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-17 21:28:53,511 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-17 21:28:53,511 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-17 21:28:53,511 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-17 21:28:53,511 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-17 21:28:53,511 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-17 21:28:53,511 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-17 21:28:53,512 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-17 21:28:53,512 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-17 21:28:53,512 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-17 21:28:53,512 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-17 21:28:53,512 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-17 21:28:53,512 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-17 21:28:53,512 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-17 21:28:53,513 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-17 21:28:53,513 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-17 21:28:53,513 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-17 21:28:53,513 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-17 21:28:53,513 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-17 21:28:53,513 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-17 21:28:53,513 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-17 21:28:53,514 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-17 21:28:53,514 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-17 21:28:53,514 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-17 21:28:53,514 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-17 21:28:53,514 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-17 21:28:53,514 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-17 21:28:53,515 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-17 21:28:53,515 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-17 21:28:53,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-17 21:28:53,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-17 21:28:53,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-17 21:28:53,515 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-17 21:28:53,516 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-17 21:28:53,516 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-17 21:28:53,516 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-17 21:28:53,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-17 21:28:53,516 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-17 21:28:53,516 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-17 21:28:53,516 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-17 21:28:53,517 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-17 21:28:53,517 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-17 21:28:53,517 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-07-17 21:28:53,517 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-17 21:28:53,517 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-17 21:28:53,517 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-17 21:28:53,518 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-17 21:28:53,518 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-17 21:28:53,518 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-17 21:28:53,518 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-17 21:28:53,518 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-17 21:28:53,518 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-17 21:28:53,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-17 21:28:53,519 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-17 21:28:55,093 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-17 21:28:55,093 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-17 21:28:55,098 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 09:28:55 BoogieIcfgContainer [2020-07-17 21:28:55,099 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-17 21:28:55,100 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-17 21:28:55,100 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-17 21:28:55,103 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-17 21:28:55,103 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.07 09:28:52" (1/3) ... [2020-07-17 21:28:55,104 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79c6a867 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 09:28:55, skipping insertion in model container [2020-07-17 21:28:55,104 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:28:53" (2/3) ... [2020-07-17 21:28:55,105 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79c6a867 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 09:28:55, skipping insertion in model container [2020-07-17 21:28:55,105 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 09:28:55" (3/3) ... [2020-07-17 21:28:55,107 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product20.cil.c [2020-07-17 21:28:55,118 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-17 21:28:55,126 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-17 21:28:55,140 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-17 21:28:55,165 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-17 21:28:55,165 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-17 21:28:55,166 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-17 21:28:55,166 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-17 21:28:55,166 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-17 21:28:55,166 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-17 21:28:55,167 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-17 21:28:55,167 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-17 21:28:55,190 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states. [2020-07-17 21:28:55,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-07-17 21:28:55,201 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:28:55,202 INFO L422 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] [2020-07-17 21:28:55,202 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:28:55,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:28:55,209 INFO L82 PathProgramCache]: Analyzing trace with hash -1999815947, now seen corresponding path program 1 times [2020-07-17 21:28:55,219 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:28:55,220 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [731528949] [2020-07-17 21:28:55,220 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:28:55,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:28:55,956 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:28:55,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:28:56,047 INFO L280 TraceCheckUtils]: 0: Hoare triple {180#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string2.base, #t~string2.offset := #Ultimate.allocOnStack(13);call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string4.base, #t~string4.offset, 1);call write~init~int(77, #t~string4.base, 1 + #t~string4.offset, 1);call write~init~int(101, #t~string4.base, 2 + #t~string4.offset, 1);call write~init~int(116, #t~string4.base, 3 + #t~string4.offset, 1);call write~init~int(104, #t~string4.base, 4 + #t~string4.offset, 1);call write~init~int(58, #t~string4.base, 5 + #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 6 + #t~string4.offset, 1);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string6.base, #t~string6.offset, 1);call write~init~int(82, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(73, #t~string6.base, 2 + #t~string6.offset, 1);call write~init~int(84, #t~string6.base, 3 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 4 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(75, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string10.base, #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 1 + #t~string10.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(21);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(21);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(25);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(25);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {160#true} is VALID [2020-07-17 21:28:56,047 INFO L280 TraceCheckUtils]: 1: Hoare triple {160#true} assume true; {160#true} is VALID [2020-07-17 21:28:56,048 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {160#true} {160#true} #494#return; {160#true} is VALID [2020-07-17 21:28:56,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:28:56,053 INFO L280 TraceCheckUtils]: 0: Hoare triple {160#true} assume true; {160#true} is VALID [2020-07-17 21:28:56,054 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {160#true} {160#true} #410#return; {160#true} is VALID [2020-07-17 21:28:56,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:28:56,058 INFO L280 TraceCheckUtils]: 0: Hoare triple {160#true} assume true; {160#true} is VALID [2020-07-17 21:28:56,058 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {160#true} {160#true} #412#return; {160#true} is VALID [2020-07-17 21:28:56,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:28:56,063 INFO L280 TraceCheckUtils]: 0: Hoare triple {160#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {160#true} is VALID [2020-07-17 21:28:56,063 INFO L280 TraceCheckUtils]: 1: Hoare triple {160#true} assume true; {160#true} is VALID [2020-07-17 21:28:56,064 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {160#true} {160#true} #414#return; {160#true} is VALID [2020-07-17 21:28:56,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:28:56,068 INFO L280 TraceCheckUtils]: 0: Hoare triple {160#true} assume true; {160#true} is VALID [2020-07-17 21:28:56,068 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {160#true} {160#true} #416#return; {160#true} is VALID [2020-07-17 21:28:56,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:28:56,072 INFO L280 TraceCheckUtils]: 0: Hoare triple {160#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {160#true} is VALID [2020-07-17 21:28:56,073 INFO L280 TraceCheckUtils]: 1: Hoare triple {160#true} assume true; {160#true} is VALID [2020-07-17 21:28:56,073 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {160#true} {161#false} #404#return; {161#false} is VALID [2020-07-17 21:28:56,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:28:56,078 INFO L280 TraceCheckUtils]: 0: Hoare triple {160#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~pumpRunning~0;#res := ~retValue_acc~10; {160#true} is VALID [2020-07-17 21:28:56,078 INFO L280 TraceCheckUtils]: 1: Hoare triple {160#true} assume true; {160#true} is VALID [2020-07-17 21:28:56,079 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {160#true} {161#false} #406#return; {161#false} is VALID [2020-07-17 21:28:56,086 INFO L263 TraceCheckUtils]: 0: Hoare triple {160#true} call ULTIMATE.init(); {180#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-17 21:28:56,086 INFO L280 TraceCheckUtils]: 1: Hoare triple {180#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string2.base, #t~string2.offset := #Ultimate.allocOnStack(13);call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string4.base, #t~string4.offset, 1);call write~init~int(77, #t~string4.base, 1 + #t~string4.offset, 1);call write~init~int(101, #t~string4.base, 2 + #t~string4.offset, 1);call write~init~int(116, #t~string4.base, 3 + #t~string4.offset, 1);call write~init~int(104, #t~string4.base, 4 + #t~string4.offset, 1);call write~init~int(58, #t~string4.base, 5 + #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 6 + #t~string4.offset, 1);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string6.base, #t~string6.offset, 1);call write~init~int(82, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(73, #t~string6.base, 2 + #t~string6.offset, 1);call write~init~int(84, #t~string6.base, 3 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 4 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(75, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string10.base, #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 1 + #t~string10.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(21);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(21);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(25);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(25);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {160#true} is VALID [2020-07-17 21:28:56,087 INFO L280 TraceCheckUtils]: 2: Hoare triple {160#true} assume true; {160#true} is VALID [2020-07-17 21:28:56,087 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {160#true} {160#true} #494#return; {160#true} is VALID [2020-07-17 21:28:56,087 INFO L263 TraceCheckUtils]: 4: Hoare triple {160#true} call #t~ret72 := main(); {160#true} is VALID [2020-07-17 21:28:56,088 INFO L280 TraceCheckUtils]: 5: Hoare triple {160#true} havoc ~retValue_acc~5;havoc ~tmp~0; {160#true} is VALID [2020-07-17 21:28:56,088 INFO L263 TraceCheckUtils]: 6: Hoare triple {160#true} call select_helpers(); {160#true} is VALID [2020-07-17 21:28:56,088 INFO L280 TraceCheckUtils]: 7: Hoare triple {160#true} assume true; {160#true} is VALID [2020-07-17 21:28:56,089 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {160#true} {160#true} #410#return; {160#true} is VALID [2020-07-17 21:28:56,089 INFO L263 TraceCheckUtils]: 9: Hoare triple {160#true} call select_features(); {160#true} is VALID [2020-07-17 21:28:56,089 INFO L280 TraceCheckUtils]: 10: Hoare triple {160#true} assume true; {160#true} is VALID [2020-07-17 21:28:56,090 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {160#true} {160#true} #412#return; {160#true} is VALID [2020-07-17 21:28:56,090 INFO L263 TraceCheckUtils]: 12: Hoare triple {160#true} call #t~ret11 := valid_product(); {160#true} is VALID [2020-07-17 21:28:56,090 INFO L280 TraceCheckUtils]: 13: Hoare triple {160#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {160#true} is VALID [2020-07-17 21:28:56,090 INFO L280 TraceCheckUtils]: 14: Hoare triple {160#true} assume true; {160#true} is VALID [2020-07-17 21:28:56,091 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {160#true} {160#true} #414#return; {160#true} is VALID [2020-07-17 21:28:56,091 INFO L280 TraceCheckUtils]: 16: Hoare triple {160#true} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647;~tmp~0 := #t~ret11;havoc #t~ret11; {160#true} is VALID [2020-07-17 21:28:56,091 INFO L280 TraceCheckUtils]: 17: Hoare triple {160#true} assume 0 != ~tmp~0; {160#true} is VALID [2020-07-17 21:28:56,092 INFO L263 TraceCheckUtils]: 18: Hoare triple {160#true} call setup(); {160#true} is VALID [2020-07-17 21:28:56,092 INFO L280 TraceCheckUtils]: 19: Hoare triple {160#true} assume true; {160#true} is VALID [2020-07-17 21:28:56,093 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {160#true} {160#true} #416#return; {160#true} is VALID [2020-07-17 21:28:56,093 INFO L263 TraceCheckUtils]: 21: Hoare triple {160#true} call runTest(); {160#true} is VALID [2020-07-17 21:28:56,093 INFO L263 TraceCheckUtils]: 22: Hoare triple {160#true} call test(); {160#true} is VALID [2020-07-17 21:28:56,094 INFO L280 TraceCheckUtils]: 23: Hoare triple {160#true} havoc ~splverifierCounter~0;havoc ~tmp~7;havoc ~tmp___0~2;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {160#true} is VALID [2020-07-17 21:28:56,095 INFO L280 TraceCheckUtils]: 24: Hoare triple {160#true} assume false; {161#false} is VALID [2020-07-17 21:28:56,095 INFO L263 TraceCheckUtils]: 25: Hoare triple {161#false} call cleanup(); {161#false} is VALID [2020-07-17 21:28:56,095 INFO L280 TraceCheckUtils]: 26: Hoare triple {161#false} havoc ~i~0;havoc ~__cil_tmp2~0; {161#false} is VALID [2020-07-17 21:28:56,096 INFO L263 TraceCheckUtils]: 27: Hoare triple {161#false} call timeShift(); {161#false} is VALID [2020-07-17 21:28:56,096 INFO L280 TraceCheckUtils]: 28: Hoare triple {161#false} assume !(0 != ~pumpRunning~0); {161#false} is VALID [2020-07-17 21:28:56,096 INFO L280 TraceCheckUtils]: 29: Hoare triple {161#false} assume !(0 != ~systemActive~0); {161#false} is VALID [2020-07-17 21:28:56,097 INFO L263 TraceCheckUtils]: 30: Hoare triple {161#false} call __utac_acc__Specification4_spec__1(); {161#false} is VALID [2020-07-17 21:28:56,097 INFO L280 TraceCheckUtils]: 31: Hoare triple {161#false} havoc ~tmp~4;havoc ~tmp___0~0; {161#false} is VALID [2020-07-17 21:28:56,097 INFO L263 TraceCheckUtils]: 32: Hoare triple {161#false} call #t~ret47 := getWaterLevel(); {160#true} is VALID [2020-07-17 21:28:56,098 INFO L280 TraceCheckUtils]: 33: Hoare triple {160#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {160#true} is VALID [2020-07-17 21:28:56,098 INFO L280 TraceCheckUtils]: 34: Hoare triple {160#true} assume true; {160#true} is VALID [2020-07-17 21:28:56,098 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {160#true} {161#false} #404#return; {161#false} is VALID [2020-07-17 21:28:56,099 INFO L280 TraceCheckUtils]: 36: Hoare triple {161#false} assume -2147483648 <= #t~ret47 && #t~ret47 <= 2147483647;~tmp~4 := #t~ret47;havoc #t~ret47; {161#false} is VALID [2020-07-17 21:28:56,099 INFO L280 TraceCheckUtils]: 37: Hoare triple {161#false} assume 0 == ~tmp~4; {161#false} is VALID [2020-07-17 21:28:56,099 INFO L263 TraceCheckUtils]: 38: Hoare triple {161#false} call #t~ret48 := isPumpRunning(); {160#true} is VALID [2020-07-17 21:28:56,100 INFO L280 TraceCheckUtils]: 39: Hoare triple {160#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~pumpRunning~0;#res := ~retValue_acc~10; {160#true} is VALID [2020-07-17 21:28:56,100 INFO L280 TraceCheckUtils]: 40: Hoare triple {160#true} assume true; {160#true} is VALID [2020-07-17 21:28:56,101 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {160#true} {161#false} #406#return; {161#false} is VALID [2020-07-17 21:28:56,101 INFO L280 TraceCheckUtils]: 42: Hoare triple {161#false} assume -2147483648 <= #t~ret48 && #t~ret48 <= 2147483647;~tmp___0~0 := #t~ret48;havoc #t~ret48; {161#false} is VALID [2020-07-17 21:28:56,101 INFO L280 TraceCheckUtils]: 43: Hoare triple {161#false} assume 0 != ~tmp___0~0; {161#false} is VALID [2020-07-17 21:28:56,102 INFO L263 TraceCheckUtils]: 44: Hoare triple {161#false} call __automaton_fail(); {161#false} is VALID [2020-07-17 21:28:56,102 INFO L280 TraceCheckUtils]: 45: Hoare triple {161#false} assume !false; {161#false} is VALID [2020-07-17 21:28:56,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:28:56,115 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [731528949] [2020-07-17 21:28:56,116 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:28:56,116 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-17 21:28:56,117 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [974737212] [2020-07-17 21:28:56,125 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-07-17 21:28:56,128 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:28:56,132 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-17 21:28:56,212 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 46 edges. 46 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:28:56,212 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-17 21:28:56,213 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:28:56,221 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-17 21:28:56,222 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-17 21:28:56,224 INFO L87 Difference]: Start difference. First operand 157 states. Second operand 3 states. [2020-07-17 21:29:00,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:29:00,400 INFO L93 Difference]: Finished difference Result 270 states and 356 transitions. [2020-07-17 21:29:00,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-17 21:29:00,400 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-07-17 21:29:00,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:29:00,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-17 21:29:00,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 356 transitions. [2020-07-17 21:29:00,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-17 21:29:00,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 356 transitions. [2020-07-17 21:29:00,446 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 356 transitions. [2020-07-17 21:29:01,651 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 356 edges. 356 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:29:01,673 INFO L225 Difference]: With dead ends: 270 [2020-07-17 21:29:01,674 INFO L226 Difference]: Without dead ends: 147 [2020-07-17 21:29:01,678 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-17 21:29:01,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2020-07-17 21:29:02,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 114. [2020-07-17 21:29:02,928 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:29:02,930 INFO L82 GeneralOperation]: Start isEquivalent. First operand 147 states. Second operand 114 states. [2020-07-17 21:29:02,930 INFO L74 IsIncluded]: Start isIncluded. First operand 147 states. Second operand 114 states. [2020-07-17 21:29:02,931 INFO L87 Difference]: Start difference. First operand 147 states. Second operand 114 states. [2020-07-17 21:29:02,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:29:02,959 INFO L93 Difference]: Finished difference Result 147 states and 186 transitions. [2020-07-17 21:29:02,959 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 186 transitions. [2020-07-17 21:29:02,971 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:29:02,971 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:29:02,974 INFO L74 IsIncluded]: Start isIncluded. First operand 114 states. Second operand 147 states. [2020-07-17 21:29:02,974 INFO L87 Difference]: Start difference. First operand 114 states. Second operand 147 states. [2020-07-17 21:29:02,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:29:03,002 INFO L93 Difference]: Finished difference Result 147 states and 186 transitions. [2020-07-17 21:29:03,002 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 186 transitions. [2020-07-17 21:29:03,004 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:29:03,004 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:29:03,005 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:29:03,005 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:29:03,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2020-07-17 21:29:03,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 133 transitions. [2020-07-17 21:29:03,018 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 133 transitions. Word has length 46 [2020-07-17 21:29:03,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:29:03,019 INFO L479 AbstractCegarLoop]: Abstraction has 114 states and 133 transitions. [2020-07-17 21:29:03,019 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-17 21:29:03,019 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 133 transitions. [2020-07-17 21:29:03,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-07-17 21:29:03,021 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:29:03,021 INFO L422 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] [2020-07-17 21:29:03,021 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-17 21:29:03,022 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:29:03,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:29:03,022 INFO L82 PathProgramCache]: Analyzing trace with hash 2091613530, now seen corresponding path program 1 times [2020-07-17 21:29:03,022 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:29:03,023 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1667334256] [2020-07-17 21:29:03,023 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:29:03,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:29:03,437 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:29:03,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:29:03,523 INFO L280 TraceCheckUtils]: 0: Hoare triple {1040#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string2.base, #t~string2.offset := #Ultimate.allocOnStack(13);call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string4.base, #t~string4.offset, 1);call write~init~int(77, #t~string4.base, 1 + #t~string4.offset, 1);call write~init~int(101, #t~string4.base, 2 + #t~string4.offset, 1);call write~init~int(116, #t~string4.base, 3 + #t~string4.offset, 1);call write~init~int(104, #t~string4.base, 4 + #t~string4.offset, 1);call write~init~int(58, #t~string4.base, 5 + #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 6 + #t~string4.offset, 1);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string6.base, #t~string6.offset, 1);call write~init~int(82, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(73, #t~string6.base, 2 + #t~string6.offset, 1);call write~init~int(84, #t~string6.base, 3 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 4 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(75, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string10.base, #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 1 + #t~string10.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(21);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(21);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(25);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(25);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {1019#true} is VALID [2020-07-17 21:29:03,523 INFO L280 TraceCheckUtils]: 1: Hoare triple {1019#true} assume true; {1019#true} is VALID [2020-07-17 21:29:03,524 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1019#true} {1019#true} #494#return; {1019#true} is VALID [2020-07-17 21:29:03,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:29:03,532 INFO L280 TraceCheckUtils]: 0: Hoare triple {1019#true} assume true; {1019#true} is VALID [2020-07-17 21:29:03,532 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1019#true} {1019#true} #410#return; {1019#true} is VALID [2020-07-17 21:29:03,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:29:03,535 INFO L280 TraceCheckUtils]: 0: Hoare triple {1019#true} assume true; {1019#true} is VALID [2020-07-17 21:29:03,535 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1019#true} {1019#true} #412#return; {1019#true} is VALID [2020-07-17 21:29:03,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:29:03,539 INFO L280 TraceCheckUtils]: 0: Hoare triple {1019#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {1019#true} is VALID [2020-07-17 21:29:03,539 INFO L280 TraceCheckUtils]: 1: Hoare triple {1019#true} assume true; {1019#true} is VALID [2020-07-17 21:29:03,539 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1019#true} {1019#true} #414#return; {1019#true} is VALID [2020-07-17 21:29:03,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:29:03,542 INFO L280 TraceCheckUtils]: 0: Hoare triple {1019#true} assume true; {1019#true} is VALID [2020-07-17 21:29:03,542 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1019#true} {1019#true} #416#return; {1019#true} is VALID [2020-07-17 21:29:03,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:29:03,546 INFO L280 TraceCheckUtils]: 0: Hoare triple {1019#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {1019#true} is VALID [2020-07-17 21:29:03,546 INFO L280 TraceCheckUtils]: 1: Hoare triple {1019#true} assume true; {1019#true} is VALID [2020-07-17 21:29:03,547 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1019#true} {1020#false} #404#return; {1020#false} is VALID [2020-07-17 21:29:03,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:29:03,555 INFO L280 TraceCheckUtils]: 0: Hoare triple {1019#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~pumpRunning~0;#res := ~retValue_acc~10; {1019#true} is VALID [2020-07-17 21:29:03,555 INFO L280 TraceCheckUtils]: 1: Hoare triple {1019#true} assume true; {1019#true} is VALID [2020-07-17 21:29:03,556 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1019#true} {1020#false} #406#return; {1020#false} is VALID [2020-07-17 21:29:03,560 INFO L263 TraceCheckUtils]: 0: Hoare triple {1019#true} call ULTIMATE.init(); {1040#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-17 21:29:03,560 INFO L280 TraceCheckUtils]: 1: Hoare triple {1040#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string2.base, #t~string2.offset := #Ultimate.allocOnStack(13);call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string4.base, #t~string4.offset, 1);call write~init~int(77, #t~string4.base, 1 + #t~string4.offset, 1);call write~init~int(101, #t~string4.base, 2 + #t~string4.offset, 1);call write~init~int(116, #t~string4.base, 3 + #t~string4.offset, 1);call write~init~int(104, #t~string4.base, 4 + #t~string4.offset, 1);call write~init~int(58, #t~string4.base, 5 + #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 6 + #t~string4.offset, 1);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string6.base, #t~string6.offset, 1);call write~init~int(82, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(73, #t~string6.base, 2 + #t~string6.offset, 1);call write~init~int(84, #t~string6.base, 3 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 4 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(75, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string10.base, #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 1 + #t~string10.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(21);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(21);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(25);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(25);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {1019#true} is VALID [2020-07-17 21:29:03,561 INFO L280 TraceCheckUtils]: 2: Hoare triple {1019#true} assume true; {1019#true} is VALID [2020-07-17 21:29:03,561 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1019#true} {1019#true} #494#return; {1019#true} is VALID [2020-07-17 21:29:03,561 INFO L263 TraceCheckUtils]: 4: Hoare triple {1019#true} call #t~ret72 := main(); {1019#true} is VALID [2020-07-17 21:29:03,561 INFO L280 TraceCheckUtils]: 5: Hoare triple {1019#true} havoc ~retValue_acc~5;havoc ~tmp~0; {1019#true} is VALID [2020-07-17 21:29:03,562 INFO L263 TraceCheckUtils]: 6: Hoare triple {1019#true} call select_helpers(); {1019#true} is VALID [2020-07-17 21:29:03,562 INFO L280 TraceCheckUtils]: 7: Hoare triple {1019#true} assume true; {1019#true} is VALID [2020-07-17 21:29:03,562 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1019#true} {1019#true} #410#return; {1019#true} is VALID [2020-07-17 21:29:03,562 INFO L263 TraceCheckUtils]: 9: Hoare triple {1019#true} call select_features(); {1019#true} is VALID [2020-07-17 21:29:03,563 INFO L280 TraceCheckUtils]: 10: Hoare triple {1019#true} assume true; {1019#true} is VALID [2020-07-17 21:29:03,563 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1019#true} {1019#true} #412#return; {1019#true} is VALID [2020-07-17 21:29:03,563 INFO L263 TraceCheckUtils]: 12: Hoare triple {1019#true} call #t~ret11 := valid_product(); {1019#true} is VALID [2020-07-17 21:29:03,563 INFO L280 TraceCheckUtils]: 13: Hoare triple {1019#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {1019#true} is VALID [2020-07-17 21:29:03,564 INFO L280 TraceCheckUtils]: 14: Hoare triple {1019#true} assume true; {1019#true} is VALID [2020-07-17 21:29:03,564 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1019#true} {1019#true} #414#return; {1019#true} is VALID [2020-07-17 21:29:03,564 INFO L280 TraceCheckUtils]: 16: Hoare triple {1019#true} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647;~tmp~0 := #t~ret11;havoc #t~ret11; {1019#true} is VALID [2020-07-17 21:29:03,564 INFO L280 TraceCheckUtils]: 17: Hoare triple {1019#true} assume 0 != ~tmp~0; {1019#true} is VALID [2020-07-17 21:29:03,565 INFO L263 TraceCheckUtils]: 18: Hoare triple {1019#true} call setup(); {1019#true} is VALID [2020-07-17 21:29:03,565 INFO L280 TraceCheckUtils]: 19: Hoare triple {1019#true} assume true; {1019#true} is VALID [2020-07-17 21:29:03,565 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1019#true} {1019#true} #416#return; {1019#true} is VALID [2020-07-17 21:29:03,566 INFO L263 TraceCheckUtils]: 21: Hoare triple {1019#true} call runTest(); {1019#true} is VALID [2020-07-17 21:29:03,566 INFO L263 TraceCheckUtils]: 22: Hoare triple {1019#true} call test(); {1019#true} is VALID [2020-07-17 21:29:03,567 INFO L280 TraceCheckUtils]: 23: Hoare triple {1019#true} havoc ~splverifierCounter~0;havoc ~tmp~7;havoc ~tmp___0~2;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1033#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-17 21:29:03,567 INFO L280 TraceCheckUtils]: 24: Hoare triple {1033#(= 0 test_~splverifierCounter~0)} assume !false; {1033#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-17 21:29:03,568 INFO L280 TraceCheckUtils]: 25: Hoare triple {1033#(= 0 test_~splverifierCounter~0)} assume !(~splverifierCounter~0 < 4); {1020#false} is VALID [2020-07-17 21:29:03,568 INFO L263 TraceCheckUtils]: 26: Hoare triple {1020#false} call cleanup(); {1020#false} is VALID [2020-07-17 21:29:03,569 INFO L280 TraceCheckUtils]: 27: Hoare triple {1020#false} havoc ~i~0;havoc ~__cil_tmp2~0; {1020#false} is VALID [2020-07-17 21:29:03,569 INFO L263 TraceCheckUtils]: 28: Hoare triple {1020#false} call timeShift(); {1020#false} is VALID [2020-07-17 21:29:03,569 INFO L280 TraceCheckUtils]: 29: Hoare triple {1020#false} assume !(0 != ~pumpRunning~0); {1020#false} is VALID [2020-07-17 21:29:03,569 INFO L280 TraceCheckUtils]: 30: Hoare triple {1020#false} assume !(0 != ~systemActive~0); {1020#false} is VALID [2020-07-17 21:29:03,570 INFO L263 TraceCheckUtils]: 31: Hoare triple {1020#false} call __utac_acc__Specification4_spec__1(); {1020#false} is VALID [2020-07-17 21:29:03,570 INFO L280 TraceCheckUtils]: 32: Hoare triple {1020#false} havoc ~tmp~4;havoc ~tmp___0~0; {1020#false} is VALID [2020-07-17 21:29:03,570 INFO L263 TraceCheckUtils]: 33: Hoare triple {1020#false} call #t~ret47 := getWaterLevel(); {1019#true} is VALID [2020-07-17 21:29:03,571 INFO L280 TraceCheckUtils]: 34: Hoare triple {1019#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {1019#true} is VALID [2020-07-17 21:29:03,571 INFO L280 TraceCheckUtils]: 35: Hoare triple {1019#true} assume true; {1019#true} is VALID [2020-07-17 21:29:03,571 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {1019#true} {1020#false} #404#return; {1020#false} is VALID [2020-07-17 21:29:03,571 INFO L280 TraceCheckUtils]: 37: Hoare triple {1020#false} assume -2147483648 <= #t~ret47 && #t~ret47 <= 2147483647;~tmp~4 := #t~ret47;havoc #t~ret47; {1020#false} is VALID [2020-07-17 21:29:03,572 INFO L280 TraceCheckUtils]: 38: Hoare triple {1020#false} assume 0 == ~tmp~4; {1020#false} is VALID [2020-07-17 21:29:03,572 INFO L263 TraceCheckUtils]: 39: Hoare triple {1020#false} call #t~ret48 := isPumpRunning(); {1019#true} is VALID [2020-07-17 21:29:03,572 INFO L280 TraceCheckUtils]: 40: Hoare triple {1019#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~pumpRunning~0;#res := ~retValue_acc~10; {1019#true} is VALID [2020-07-17 21:29:03,572 INFO L280 TraceCheckUtils]: 41: Hoare triple {1019#true} assume true; {1019#true} is VALID [2020-07-17 21:29:03,573 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {1019#true} {1020#false} #406#return; {1020#false} is VALID [2020-07-17 21:29:03,573 INFO L280 TraceCheckUtils]: 43: Hoare triple {1020#false} assume -2147483648 <= #t~ret48 && #t~ret48 <= 2147483647;~tmp___0~0 := #t~ret48;havoc #t~ret48; {1020#false} is VALID [2020-07-17 21:29:03,573 INFO L280 TraceCheckUtils]: 44: Hoare triple {1020#false} assume 0 != ~tmp___0~0; {1020#false} is VALID [2020-07-17 21:29:03,574 INFO L263 TraceCheckUtils]: 45: Hoare triple {1020#false} call __automaton_fail(); {1020#false} is VALID [2020-07-17 21:29:03,574 INFO L280 TraceCheckUtils]: 46: Hoare triple {1020#false} assume !false; {1020#false} is VALID [2020-07-17 21:29:03,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:29:03,580 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1667334256] [2020-07-17 21:29:03,580 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:29:03,580 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-17 21:29:03,580 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1051892420] [2020-07-17 21:29:03,582 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-07-17 21:29:03,582 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:29:03,583 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-17 21:29:03,647 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 47 edges. 47 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:29:03,647 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-17 21:29:03,648 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:29:03,648 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-17 21:29:03,648 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-17 21:29:03,649 INFO L87 Difference]: Start difference. First operand 114 states and 133 transitions. Second operand 4 states. [2020-07-17 21:29:04,865 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 21:29:07,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:29:07,905 INFO L93 Difference]: Finished difference Result 193 states and 235 transitions. [2020-07-17 21:29:07,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-17 21:29:07,905 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-07-17 21:29:07,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:29:07,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 21:29:07,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 235 transitions. [2020-07-17 21:29:07,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 21:29:07,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 235 transitions. [2020-07-17 21:29:07,919 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 235 transitions. [2020-07-17 21:29:08,726 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 235 edges. 235 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:29:08,732 INFO L225 Difference]: With dead ends: 193 [2020-07-17 21:29:08,732 INFO L226 Difference]: Without dead ends: 131 [2020-07-17 21:29:08,734 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-17 21:29:08,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2020-07-17 21:29:09,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 105. [2020-07-17 21:29:09,876 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:29:09,877 INFO L82 GeneralOperation]: Start isEquivalent. First operand 131 states. Second operand 105 states. [2020-07-17 21:29:09,877 INFO L74 IsIncluded]: Start isIncluded. First operand 131 states. Second operand 105 states. [2020-07-17 21:29:09,877 INFO L87 Difference]: Start difference. First operand 131 states. Second operand 105 states. [2020-07-17 21:29:09,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:29:09,891 INFO L93 Difference]: Finished difference Result 131 states and 162 transitions. [2020-07-17 21:29:09,891 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 162 transitions. [2020-07-17 21:29:09,893 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:29:09,894 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:29:09,894 INFO L74 IsIncluded]: Start isIncluded. First operand 105 states. Second operand 131 states. [2020-07-17 21:29:09,894 INFO L87 Difference]: Start difference. First operand 105 states. Second operand 131 states. [2020-07-17 21:29:09,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:29:09,903 INFO L93 Difference]: Finished difference Result 131 states and 162 transitions. [2020-07-17 21:29:09,903 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 162 transitions. [2020-07-17 21:29:09,904 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:29:09,904 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:29:09,904 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:29:09,904 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:29:09,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2020-07-17 21:29:09,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 121 transitions. [2020-07-17 21:29:09,911 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 121 transitions. Word has length 47 [2020-07-17 21:29:09,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:29:09,912 INFO L479 AbstractCegarLoop]: Abstraction has 105 states and 121 transitions. [2020-07-17 21:29:09,912 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-17 21:29:09,912 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 121 transitions. [2020-07-17 21:29:09,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-17 21:29:09,921 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:29:09,921 INFO L422 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] [2020-07-17 21:29:09,922 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-17 21:29:09,922 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:29:09,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:29:09,924 INFO L82 PathProgramCache]: Analyzing trace with hash 969654456, now seen corresponding path program 1 times [2020-07-17 21:29:09,925 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:29:09,925 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [371724288] [2020-07-17 21:29:09,925 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:29:10,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:29:10,352 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:29:10,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:29:10,488 INFO L280 TraceCheckUtils]: 0: Hoare triple {1760#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string2.base, #t~string2.offset := #Ultimate.allocOnStack(13);call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string4.base, #t~string4.offset, 1);call write~init~int(77, #t~string4.base, 1 + #t~string4.offset, 1);call write~init~int(101, #t~string4.base, 2 + #t~string4.offset, 1);call write~init~int(116, #t~string4.base, 3 + #t~string4.offset, 1);call write~init~int(104, #t~string4.base, 4 + #t~string4.offset, 1);call write~init~int(58, #t~string4.base, 5 + #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 6 + #t~string4.offset, 1);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string6.base, #t~string6.offset, 1);call write~init~int(82, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(73, #t~string6.base, 2 + #t~string6.offset, 1);call write~init~int(84, #t~string6.base, 3 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 4 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(75, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string10.base, #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 1 + #t~string10.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(21);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(21);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(25);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(25);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {1741#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:29:10,489 INFO L280 TraceCheckUtils]: 1: Hoare triple {1741#(= 1 ~systemActive~0)} assume true; {1741#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:29:10,489 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1741#(= 1 ~systemActive~0)} {1736#true} #494#return; {1741#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:29:10,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:29:10,496 INFO L280 TraceCheckUtils]: 0: Hoare triple {1736#true} assume true; {1736#true} is VALID [2020-07-17 21:29:10,496 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1736#true} {1741#(= 1 ~systemActive~0)} #410#return; {1741#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:29:10,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:29:10,504 INFO L280 TraceCheckUtils]: 0: Hoare triple {1736#true} assume true; {1736#true} is VALID [2020-07-17 21:29:10,505 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1736#true} {1741#(= 1 ~systemActive~0)} #412#return; {1741#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:29:10,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:29:10,560 INFO L280 TraceCheckUtils]: 0: Hoare triple {1736#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {1761#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-17 21:29:10,561 INFO L280 TraceCheckUtils]: 1: Hoare triple {1761#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} assume true; {1761#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-17 21:29:10,562 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1761#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} {1741#(= 1 ~systemActive~0)} #414#return; {1749#(= |main_#t~ret11| ~systemActive~0)} is VALID [2020-07-17 21:29:10,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:29:10,566 INFO L280 TraceCheckUtils]: 0: Hoare triple {1736#true} assume true; {1736#true} is VALID [2020-07-17 21:29:10,566 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1736#true} {1751#(not (= 0 ~systemActive~0))} #416#return; {1751#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:29:10,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:29:10,570 INFO L280 TraceCheckUtils]: 0: Hoare triple {1736#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {1736#true} is VALID [2020-07-17 21:29:10,570 INFO L280 TraceCheckUtils]: 1: Hoare triple {1736#true} assume true; {1736#true} is VALID [2020-07-17 21:29:10,570 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1736#true} {1737#false} #404#return; {1737#false} is VALID [2020-07-17 21:29:10,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:29:10,573 INFO L280 TraceCheckUtils]: 0: Hoare triple {1736#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~pumpRunning~0;#res := ~retValue_acc~10; {1736#true} is VALID [2020-07-17 21:29:10,574 INFO L280 TraceCheckUtils]: 1: Hoare triple {1736#true} assume true; {1736#true} is VALID [2020-07-17 21:29:10,574 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1736#true} {1737#false} #406#return; {1737#false} is VALID [2020-07-17 21:29:10,578 INFO L263 TraceCheckUtils]: 0: Hoare triple {1736#true} call ULTIMATE.init(); {1760#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-17 21:29:10,584 INFO L280 TraceCheckUtils]: 1: Hoare triple {1760#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string2.base, #t~string2.offset := #Ultimate.allocOnStack(13);call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string4.base, #t~string4.offset, 1);call write~init~int(77, #t~string4.base, 1 + #t~string4.offset, 1);call write~init~int(101, #t~string4.base, 2 + #t~string4.offset, 1);call write~init~int(116, #t~string4.base, 3 + #t~string4.offset, 1);call write~init~int(104, #t~string4.base, 4 + #t~string4.offset, 1);call write~init~int(58, #t~string4.base, 5 + #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 6 + #t~string4.offset, 1);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string6.base, #t~string6.offset, 1);call write~init~int(82, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(73, #t~string6.base, 2 + #t~string6.offset, 1);call write~init~int(84, #t~string6.base, 3 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 4 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(75, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string10.base, #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 1 + #t~string10.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(21);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(21);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(25);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(25);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {1741#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:29:10,585 INFO L280 TraceCheckUtils]: 2: Hoare triple {1741#(= 1 ~systemActive~0)} assume true; {1741#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:29:10,585 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1741#(= 1 ~systemActive~0)} {1736#true} #494#return; {1741#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:29:10,586 INFO L263 TraceCheckUtils]: 4: Hoare triple {1741#(= 1 ~systemActive~0)} call #t~ret72 := main(); {1741#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:29:10,587 INFO L280 TraceCheckUtils]: 5: Hoare triple {1741#(= 1 ~systemActive~0)} havoc ~retValue_acc~5;havoc ~tmp~0; {1741#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:29:10,587 INFO L263 TraceCheckUtils]: 6: Hoare triple {1741#(= 1 ~systemActive~0)} call select_helpers(); {1736#true} is VALID [2020-07-17 21:29:10,587 INFO L280 TraceCheckUtils]: 7: Hoare triple {1736#true} assume true; {1736#true} is VALID [2020-07-17 21:29:10,588 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1736#true} {1741#(= 1 ~systemActive~0)} #410#return; {1741#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:29:10,588 INFO L263 TraceCheckUtils]: 9: Hoare triple {1741#(= 1 ~systemActive~0)} call select_features(); {1736#true} is VALID [2020-07-17 21:29:10,588 INFO L280 TraceCheckUtils]: 10: Hoare triple {1736#true} assume true; {1736#true} is VALID [2020-07-17 21:29:10,589 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1736#true} {1741#(= 1 ~systemActive~0)} #412#return; {1741#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:29:10,589 INFO L263 TraceCheckUtils]: 12: Hoare triple {1741#(= 1 ~systemActive~0)} call #t~ret11 := valid_product(); {1736#true} is VALID [2020-07-17 21:29:10,590 INFO L280 TraceCheckUtils]: 13: Hoare triple {1736#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {1761#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-17 21:29:10,591 INFO L280 TraceCheckUtils]: 14: Hoare triple {1761#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} assume true; {1761#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-17 21:29:10,592 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1761#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} {1741#(= 1 ~systemActive~0)} #414#return; {1749#(= |main_#t~ret11| ~systemActive~0)} is VALID [2020-07-17 21:29:10,592 INFO L280 TraceCheckUtils]: 16: Hoare triple {1749#(= |main_#t~ret11| ~systemActive~0)} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647;~tmp~0 := #t~ret11;havoc #t~ret11; {1750#(= main_~tmp~0 ~systemActive~0)} is VALID [2020-07-17 21:29:10,593 INFO L280 TraceCheckUtils]: 17: Hoare triple {1750#(= main_~tmp~0 ~systemActive~0)} assume 0 != ~tmp~0; {1751#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:29:10,593 INFO L263 TraceCheckUtils]: 18: Hoare triple {1751#(not (= 0 ~systemActive~0))} call setup(); {1736#true} is VALID [2020-07-17 21:29:10,594 INFO L280 TraceCheckUtils]: 19: Hoare triple {1736#true} assume true; {1736#true} is VALID [2020-07-17 21:29:10,594 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1736#true} {1751#(not (= 0 ~systemActive~0))} #416#return; {1751#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:29:10,595 INFO L263 TraceCheckUtils]: 21: Hoare triple {1751#(not (= 0 ~systemActive~0))} call runTest(); {1751#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:29:10,595 INFO L263 TraceCheckUtils]: 22: Hoare triple {1751#(not (= 0 ~systemActive~0))} call test(); {1751#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:29:10,596 INFO L280 TraceCheckUtils]: 23: Hoare triple {1751#(not (= 0 ~systemActive~0))} havoc ~splverifierCounter~0;havoc ~tmp~7;havoc ~tmp___0~2;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1751#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:29:10,597 INFO L280 TraceCheckUtils]: 24: Hoare triple {1751#(not (= 0 ~systemActive~0))} assume !false; {1751#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:29:10,597 INFO L280 TraceCheckUtils]: 25: Hoare triple {1751#(not (= 0 ~systemActive~0))} assume ~splverifierCounter~0 < 4; {1751#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:29:10,598 INFO L280 TraceCheckUtils]: 26: Hoare triple {1751#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet68 && #t~nondet68 <= 2147483647;~tmp~7 := #t~nondet68;havoc #t~nondet68; {1751#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:29:10,598 INFO L280 TraceCheckUtils]: 27: Hoare triple {1751#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp~7); {1751#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:29:10,599 INFO L280 TraceCheckUtils]: 28: Hoare triple {1751#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet69 && #t~nondet69 <= 2147483647;~tmp___0~2 := #t~nondet69;havoc #t~nondet69; {1751#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:29:10,599 INFO L280 TraceCheckUtils]: 29: Hoare triple {1751#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___0~2); {1751#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:29:10,600 INFO L280 TraceCheckUtils]: 30: Hoare triple {1751#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet70 && #t~nondet70 <= 2147483647;~tmp___2~0 := #t~nondet70;havoc #t~nondet70; {1751#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:29:10,601 INFO L280 TraceCheckUtils]: 31: Hoare triple {1751#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet71 && #t~nondet71 <= 2147483647;~tmp___1~0 := #t~nondet71;havoc #t~nondet71; {1751#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:29:10,601 INFO L280 TraceCheckUtils]: 32: Hoare triple {1751#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___1~0); {1751#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:29:10,602 INFO L263 TraceCheckUtils]: 33: Hoare triple {1751#(not (= 0 ~systemActive~0))} call timeShift(); {1751#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:29:10,602 INFO L280 TraceCheckUtils]: 34: Hoare triple {1751#(not (= 0 ~systemActive~0))} assume !(0 != ~pumpRunning~0); {1751#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:29:10,603 INFO L280 TraceCheckUtils]: 35: Hoare triple {1751#(not (= 0 ~systemActive~0))} assume !(0 != ~systemActive~0); {1737#false} is VALID [2020-07-17 21:29:10,603 INFO L263 TraceCheckUtils]: 36: Hoare triple {1737#false} call __utac_acc__Specification4_spec__1(); {1737#false} is VALID [2020-07-17 21:29:10,603 INFO L280 TraceCheckUtils]: 37: Hoare triple {1737#false} havoc ~tmp~4;havoc ~tmp___0~0; {1737#false} is VALID [2020-07-17 21:29:10,604 INFO L263 TraceCheckUtils]: 38: Hoare triple {1737#false} call #t~ret47 := getWaterLevel(); {1736#true} is VALID [2020-07-17 21:29:10,604 INFO L280 TraceCheckUtils]: 39: Hoare triple {1736#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {1736#true} is VALID [2020-07-17 21:29:10,604 INFO L280 TraceCheckUtils]: 40: Hoare triple {1736#true} assume true; {1736#true} is VALID [2020-07-17 21:29:10,604 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {1736#true} {1737#false} #404#return; {1737#false} is VALID [2020-07-17 21:29:10,605 INFO L280 TraceCheckUtils]: 42: Hoare triple {1737#false} assume -2147483648 <= #t~ret47 && #t~ret47 <= 2147483647;~tmp~4 := #t~ret47;havoc #t~ret47; {1737#false} is VALID [2020-07-17 21:29:10,605 INFO L280 TraceCheckUtils]: 43: Hoare triple {1737#false} assume 0 == ~tmp~4; {1737#false} is VALID [2020-07-17 21:29:10,605 INFO L263 TraceCheckUtils]: 44: Hoare triple {1737#false} call #t~ret48 := isPumpRunning(); {1736#true} is VALID [2020-07-17 21:29:10,605 INFO L280 TraceCheckUtils]: 45: Hoare triple {1736#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~pumpRunning~0;#res := ~retValue_acc~10; {1736#true} is VALID [2020-07-17 21:29:10,605 INFO L280 TraceCheckUtils]: 46: Hoare triple {1736#true} assume true; {1736#true} is VALID [2020-07-17 21:29:10,606 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {1736#true} {1737#false} #406#return; {1737#false} is VALID [2020-07-17 21:29:10,606 INFO L280 TraceCheckUtils]: 48: Hoare triple {1737#false} assume -2147483648 <= #t~ret48 && #t~ret48 <= 2147483647;~tmp___0~0 := #t~ret48;havoc #t~ret48; {1737#false} is VALID [2020-07-17 21:29:10,606 INFO L280 TraceCheckUtils]: 49: Hoare triple {1737#false} assume 0 != ~tmp___0~0; {1737#false} is VALID [2020-07-17 21:29:10,606 INFO L263 TraceCheckUtils]: 50: Hoare triple {1737#false} call __automaton_fail(); {1737#false} is VALID [2020-07-17 21:29:10,607 INFO L280 TraceCheckUtils]: 51: Hoare triple {1737#false} assume !false; {1737#false} is VALID [2020-07-17 21:29:10,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:29:10,615 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [371724288] [2020-07-17 21:29:10,615 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:29:10,616 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-17 21:29:10,616 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [353265859] [2020-07-17 21:29:10,617 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 52 [2020-07-17 21:29:10,617 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:29:10,617 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-17 21:29:10,684 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 52 edges. 52 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:29:10,684 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-17 21:29:10,684 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:29:10,684 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-17 21:29:10,685 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-17 21:29:10,685 INFO L87 Difference]: Start difference. First operand 105 states and 121 transitions. Second operand 8 states. [2020-07-17 21:29:11,545 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:29:12,480 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 21:29:12,920 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:29:13,272 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:29:17,281 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 21:29:25,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:29:25,835 INFO L93 Difference]: Finished difference Result 366 states and 454 transitions. [2020-07-17 21:29:25,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-17 21:29:25,835 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 52 [2020-07-17 21:29:25,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:29:25,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:29:25,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 454 transitions. [2020-07-17 21:29:25,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:29:25,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 454 transitions. [2020-07-17 21:29:25,857 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 454 transitions. [2020-07-17 21:29:27,450 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 454 edges. 454 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:29:27,462 INFO L225 Difference]: With dead ends: 366 [2020-07-17 21:29:27,463 INFO L226 Difference]: Without dead ends: 285 [2020-07-17 21:29:27,464 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-07-17 21:29:27,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 285 states. [2020-07-17 21:29:29,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 285 to 224. [2020-07-17 21:29:29,919 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:29:29,919 INFO L82 GeneralOperation]: Start isEquivalent. First operand 285 states. Second operand 224 states. [2020-07-17 21:29:29,920 INFO L74 IsIncluded]: Start isIncluded. First operand 285 states. Second operand 224 states. [2020-07-17 21:29:29,920 INFO L87 Difference]: Start difference. First operand 285 states. Second operand 224 states. [2020-07-17 21:29:29,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:29:29,937 INFO L93 Difference]: Finished difference Result 285 states and 350 transitions. [2020-07-17 21:29:29,937 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 350 transitions. [2020-07-17 21:29:29,938 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:29:29,939 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:29:29,939 INFO L74 IsIncluded]: Start isIncluded. First operand 224 states. Second operand 285 states. [2020-07-17 21:29:29,939 INFO L87 Difference]: Start difference. First operand 224 states. Second operand 285 states. [2020-07-17 21:29:29,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:29:29,954 INFO L93 Difference]: Finished difference Result 285 states and 350 transitions. [2020-07-17 21:29:29,954 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 350 transitions. [2020-07-17 21:29:29,955 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:29:29,956 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:29:29,956 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:29:29,956 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:29:29,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 224 states. [2020-07-17 21:29:29,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 270 transitions. [2020-07-17 21:29:29,967 INFO L78 Accepts]: Start accepts. Automaton has 224 states and 270 transitions. Word has length 52 [2020-07-17 21:29:29,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:29:29,968 INFO L479 AbstractCegarLoop]: Abstraction has 224 states and 270 transitions. [2020-07-17 21:29:29,968 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-17 21:29:29,968 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 270 transitions. [2020-07-17 21:29:29,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-17 21:29:29,969 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:29:29,970 INFO L422 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, 1, 1, 1] [2020-07-17 21:29:29,970 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-17 21:29:29,970 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:29:29,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:29:29,970 INFO L82 PathProgramCache]: Analyzing trace with hash 1151197578, now seen corresponding path program 1 times [2020-07-17 21:29:29,971 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:29:29,971 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [556637032] [2020-07-17 21:29:29,971 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:29:30,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:29:30,364 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:29:30,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:29:30,483 INFO L280 TraceCheckUtils]: 0: Hoare triple {3210#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string2.base, #t~string2.offset := #Ultimate.allocOnStack(13);call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string4.base, #t~string4.offset, 1);call write~init~int(77, #t~string4.base, 1 + #t~string4.offset, 1);call write~init~int(101, #t~string4.base, 2 + #t~string4.offset, 1);call write~init~int(116, #t~string4.base, 3 + #t~string4.offset, 1);call write~init~int(104, #t~string4.base, 4 + #t~string4.offset, 1);call write~init~int(58, #t~string4.base, 5 + #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 6 + #t~string4.offset, 1);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string6.base, #t~string6.offset, 1);call write~init~int(82, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(73, #t~string6.base, 2 + #t~string6.offset, 1);call write~init~int(84, #t~string6.base, 3 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 4 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(75, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string10.base, #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 1 + #t~string10.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(21);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(21);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(25);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(25);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {3185#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:29:30,484 INFO L280 TraceCheckUtils]: 1: Hoare triple {3185#(= 1 ~waterLevel~0)} assume true; {3185#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:29:30,485 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3185#(= 1 ~waterLevel~0)} {3180#true} #494#return; {3185#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:29:30,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:29:30,489 INFO L280 TraceCheckUtils]: 0: Hoare triple {3180#true} assume true; {3180#true} is VALID [2020-07-17 21:29:30,489 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3180#true} {3185#(= 1 ~waterLevel~0)} #410#return; {3185#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:29:30,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:29:30,495 INFO L280 TraceCheckUtils]: 0: Hoare triple {3180#true} assume true; {3180#true} is VALID [2020-07-17 21:29:30,496 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3180#true} {3185#(= 1 ~waterLevel~0)} #412#return; {3185#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:29:30,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:29:30,547 INFO L280 TraceCheckUtils]: 0: Hoare triple {3180#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {3211#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-17 21:29:30,548 INFO L280 TraceCheckUtils]: 1: Hoare triple {3211#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} assume true; {3211#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-17 21:29:30,549 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3211#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} {3185#(= 1 ~waterLevel~0)} #414#return; {3193#(= |main_#t~ret11| ~waterLevel~0)} is VALID [2020-07-17 21:29:30,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:29:30,553 INFO L280 TraceCheckUtils]: 0: Hoare triple {3180#true} assume true; {3180#true} is VALID [2020-07-17 21:29:30,554 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3180#true} {3195#(not (= 0 ~waterLevel~0))} #416#return; {3195#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:29:30,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:29:30,581 INFO L280 TraceCheckUtils]: 0: Hoare triple {3212#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {3180#true} is VALID [2020-07-17 21:29:30,581 INFO L280 TraceCheckUtils]: 1: Hoare triple {3180#true} ~systemActive~0 := 0; {3180#true} is VALID [2020-07-17 21:29:30,582 INFO L280 TraceCheckUtils]: 2: Hoare triple {3180#true} assume true; {3180#true} is VALID [2020-07-17 21:29:30,582 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3180#true} {3195#(not (= 0 ~waterLevel~0))} #468#return; {3195#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:29:30,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:29:30,603 INFO L280 TraceCheckUtils]: 0: Hoare triple {3180#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {3213#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:29:30,604 INFO L280 TraceCheckUtils]: 1: Hoare triple {3213#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {3213#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:29:30,605 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3213#(= |getWaterLevel_#res| ~waterLevel~0)} {3195#(not (= 0 ~waterLevel~0))} #404#return; {3205#(not (= |__utac_acc__Specification4_spec__1_#t~ret47| 0))} is VALID [2020-07-17 21:29:30,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:29:30,608 INFO L280 TraceCheckUtils]: 0: Hoare triple {3180#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~pumpRunning~0;#res := ~retValue_acc~10; {3180#true} is VALID [2020-07-17 21:29:30,609 INFO L280 TraceCheckUtils]: 1: Hoare triple {3180#true} assume true; {3180#true} is VALID [2020-07-17 21:29:30,609 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3180#true} {3181#false} #406#return; {3181#false} is VALID [2020-07-17 21:29:30,614 INFO L263 TraceCheckUtils]: 0: Hoare triple {3180#true} call ULTIMATE.init(); {3210#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-17 21:29:30,620 INFO L280 TraceCheckUtils]: 1: Hoare triple {3210#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string2.base, #t~string2.offset := #Ultimate.allocOnStack(13);call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string4.base, #t~string4.offset, 1);call write~init~int(77, #t~string4.base, 1 + #t~string4.offset, 1);call write~init~int(101, #t~string4.base, 2 + #t~string4.offset, 1);call write~init~int(116, #t~string4.base, 3 + #t~string4.offset, 1);call write~init~int(104, #t~string4.base, 4 + #t~string4.offset, 1);call write~init~int(58, #t~string4.base, 5 + #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 6 + #t~string4.offset, 1);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string6.base, #t~string6.offset, 1);call write~init~int(82, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(73, #t~string6.base, 2 + #t~string6.offset, 1);call write~init~int(84, #t~string6.base, 3 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 4 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(75, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string10.base, #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 1 + #t~string10.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(21);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(21);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(25);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(25);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {3185#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:29:30,621 INFO L280 TraceCheckUtils]: 2: Hoare triple {3185#(= 1 ~waterLevel~0)} assume true; {3185#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:29:30,622 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3185#(= 1 ~waterLevel~0)} {3180#true} #494#return; {3185#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:29:30,623 INFO L263 TraceCheckUtils]: 4: Hoare triple {3185#(= 1 ~waterLevel~0)} call #t~ret72 := main(); {3185#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:29:30,624 INFO L280 TraceCheckUtils]: 5: Hoare triple {3185#(= 1 ~waterLevel~0)} havoc ~retValue_acc~5;havoc ~tmp~0; {3185#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:29:30,624 INFO L263 TraceCheckUtils]: 6: Hoare triple {3185#(= 1 ~waterLevel~0)} call select_helpers(); {3180#true} is VALID [2020-07-17 21:29:30,624 INFO L280 TraceCheckUtils]: 7: Hoare triple {3180#true} assume true; {3180#true} is VALID [2020-07-17 21:29:30,625 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {3180#true} {3185#(= 1 ~waterLevel~0)} #410#return; {3185#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:29:30,625 INFO L263 TraceCheckUtils]: 9: Hoare triple {3185#(= 1 ~waterLevel~0)} call select_features(); {3180#true} is VALID [2020-07-17 21:29:30,625 INFO L280 TraceCheckUtils]: 10: Hoare triple {3180#true} assume true; {3180#true} is VALID [2020-07-17 21:29:30,626 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {3180#true} {3185#(= 1 ~waterLevel~0)} #412#return; {3185#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:29:30,626 INFO L263 TraceCheckUtils]: 12: Hoare triple {3185#(= 1 ~waterLevel~0)} call #t~ret11 := valid_product(); {3180#true} is VALID [2020-07-17 21:29:30,627 INFO L280 TraceCheckUtils]: 13: Hoare triple {3180#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {3211#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-17 21:29:30,628 INFO L280 TraceCheckUtils]: 14: Hoare triple {3211#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} assume true; {3211#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-17 21:29:30,629 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {3211#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} {3185#(= 1 ~waterLevel~0)} #414#return; {3193#(= |main_#t~ret11| ~waterLevel~0)} is VALID [2020-07-17 21:29:30,630 INFO L280 TraceCheckUtils]: 16: Hoare triple {3193#(= |main_#t~ret11| ~waterLevel~0)} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647;~tmp~0 := #t~ret11;havoc #t~ret11; {3194#(= main_~tmp~0 ~waterLevel~0)} is VALID [2020-07-17 21:29:30,631 INFO L280 TraceCheckUtils]: 17: Hoare triple {3194#(= main_~tmp~0 ~waterLevel~0)} assume 0 != ~tmp~0; {3195#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:29:30,632 INFO L263 TraceCheckUtils]: 18: Hoare triple {3195#(not (= 0 ~waterLevel~0))} call setup(); {3180#true} is VALID [2020-07-17 21:29:30,632 INFO L280 TraceCheckUtils]: 19: Hoare triple {3180#true} assume true; {3180#true} is VALID [2020-07-17 21:29:30,632 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {3180#true} {3195#(not (= 0 ~waterLevel~0))} #416#return; {3195#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:29:30,633 INFO L263 TraceCheckUtils]: 21: Hoare triple {3195#(not (= 0 ~waterLevel~0))} call runTest(); {3195#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:29:30,634 INFO L263 TraceCheckUtils]: 22: Hoare triple {3195#(not (= 0 ~waterLevel~0))} call test(); {3195#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:29:30,634 INFO L280 TraceCheckUtils]: 23: Hoare triple {3195#(not (= 0 ~waterLevel~0))} havoc ~splverifierCounter~0;havoc ~tmp~7;havoc ~tmp___0~2;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {3195#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:29:30,635 INFO L280 TraceCheckUtils]: 24: Hoare triple {3195#(not (= 0 ~waterLevel~0))} assume !false; {3195#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:29:30,636 INFO L280 TraceCheckUtils]: 25: Hoare triple {3195#(not (= 0 ~waterLevel~0))} assume ~splverifierCounter~0 < 4; {3195#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:29:30,636 INFO L280 TraceCheckUtils]: 26: Hoare triple {3195#(not (= 0 ~waterLevel~0))} assume -2147483648 <= #t~nondet68 && #t~nondet68 <= 2147483647;~tmp~7 := #t~nondet68;havoc #t~nondet68; {3195#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:29:30,637 INFO L280 TraceCheckUtils]: 27: Hoare triple {3195#(not (= 0 ~waterLevel~0))} assume !(0 != ~tmp~7); {3195#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:29:30,638 INFO L280 TraceCheckUtils]: 28: Hoare triple {3195#(not (= 0 ~waterLevel~0))} assume -2147483648 <= #t~nondet69 && #t~nondet69 <= 2147483647;~tmp___0~2 := #t~nondet69;havoc #t~nondet69; {3195#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:29:30,638 INFO L280 TraceCheckUtils]: 29: Hoare triple {3195#(not (= 0 ~waterLevel~0))} assume !(0 != ~tmp___0~2); {3195#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:29:30,639 INFO L280 TraceCheckUtils]: 30: Hoare triple {3195#(not (= 0 ~waterLevel~0))} assume -2147483648 <= #t~nondet70 && #t~nondet70 <= 2147483647;~tmp___2~0 := #t~nondet70;havoc #t~nondet70; {3195#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:29:30,640 INFO L280 TraceCheckUtils]: 31: Hoare triple {3195#(not (= 0 ~waterLevel~0))} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet71 && #t~nondet71 <= 2147483647;~tmp___1~0 := #t~nondet71;havoc #t~nondet71; {3195#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:29:30,640 INFO L280 TraceCheckUtils]: 32: Hoare triple {3195#(not (= 0 ~waterLevel~0))} assume 0 != ~tmp___1~0; {3195#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:29:30,641 INFO L263 TraceCheckUtils]: 33: Hoare triple {3195#(not (= 0 ~waterLevel~0))} call stopSystem(); {3212#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} is VALID [2020-07-17 21:29:30,642 INFO L280 TraceCheckUtils]: 34: Hoare triple {3212#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {3180#true} is VALID [2020-07-17 21:29:30,642 INFO L280 TraceCheckUtils]: 35: Hoare triple {3180#true} ~systemActive~0 := 0; {3180#true} is VALID [2020-07-17 21:29:30,642 INFO L280 TraceCheckUtils]: 36: Hoare triple {3180#true} assume true; {3180#true} is VALID [2020-07-17 21:29:30,643 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {3180#true} {3195#(not (= 0 ~waterLevel~0))} #468#return; {3195#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:29:30,644 INFO L263 TraceCheckUtils]: 38: Hoare triple {3195#(not (= 0 ~waterLevel~0))} call timeShift(); {3195#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:29:30,644 INFO L280 TraceCheckUtils]: 39: Hoare triple {3195#(not (= 0 ~waterLevel~0))} assume !(0 != ~pumpRunning~0); {3195#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:29:30,645 INFO L280 TraceCheckUtils]: 40: Hoare triple {3195#(not (= 0 ~waterLevel~0))} assume !(0 != ~systemActive~0); {3195#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:29:30,645 INFO L263 TraceCheckUtils]: 41: Hoare triple {3195#(not (= 0 ~waterLevel~0))} call __utac_acc__Specification4_spec__1(); {3195#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:29:30,646 INFO L280 TraceCheckUtils]: 42: Hoare triple {3195#(not (= 0 ~waterLevel~0))} havoc ~tmp~4;havoc ~tmp___0~0; {3195#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:29:30,646 INFO L263 TraceCheckUtils]: 43: Hoare triple {3195#(not (= 0 ~waterLevel~0))} call #t~ret47 := getWaterLevel(); {3180#true} is VALID [2020-07-17 21:29:30,647 INFO L280 TraceCheckUtils]: 44: Hoare triple {3180#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {3213#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:29:30,648 INFO L280 TraceCheckUtils]: 45: Hoare triple {3213#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {3213#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:29:30,649 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {3213#(= |getWaterLevel_#res| ~waterLevel~0)} {3195#(not (= 0 ~waterLevel~0))} #404#return; {3205#(not (= |__utac_acc__Specification4_spec__1_#t~ret47| 0))} is VALID [2020-07-17 21:29:30,650 INFO L280 TraceCheckUtils]: 47: Hoare triple {3205#(not (= |__utac_acc__Specification4_spec__1_#t~ret47| 0))} assume -2147483648 <= #t~ret47 && #t~ret47 <= 2147483647;~tmp~4 := #t~ret47;havoc #t~ret47; {3206#(not (= 0 __utac_acc__Specification4_spec__1_~tmp~4))} is VALID [2020-07-17 21:29:30,650 INFO L280 TraceCheckUtils]: 48: Hoare triple {3206#(not (= 0 __utac_acc__Specification4_spec__1_~tmp~4))} assume 0 == ~tmp~4; {3181#false} is VALID [2020-07-17 21:29:30,651 INFO L263 TraceCheckUtils]: 49: Hoare triple {3181#false} call #t~ret48 := isPumpRunning(); {3180#true} is VALID [2020-07-17 21:29:30,651 INFO L280 TraceCheckUtils]: 50: Hoare triple {3180#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~pumpRunning~0;#res := ~retValue_acc~10; {3180#true} is VALID [2020-07-17 21:29:30,651 INFO L280 TraceCheckUtils]: 51: Hoare triple {3180#true} assume true; {3180#true} is VALID [2020-07-17 21:29:30,651 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {3180#true} {3181#false} #406#return; {3181#false} is VALID [2020-07-17 21:29:30,652 INFO L280 TraceCheckUtils]: 53: Hoare triple {3181#false} assume -2147483648 <= #t~ret48 && #t~ret48 <= 2147483647;~tmp___0~0 := #t~ret48;havoc #t~ret48; {3181#false} is VALID [2020-07-17 21:29:30,652 INFO L280 TraceCheckUtils]: 54: Hoare triple {3181#false} assume 0 != ~tmp___0~0; {3181#false} is VALID [2020-07-17 21:29:30,652 INFO L263 TraceCheckUtils]: 55: Hoare triple {3181#false} call __automaton_fail(); {3181#false} is VALID [2020-07-17 21:29:30,653 INFO L280 TraceCheckUtils]: 56: Hoare triple {3181#false} assume !false; {3181#false} is VALID [2020-07-17 21:29:30,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:29:30,662 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [556637032] [2020-07-17 21:29:30,662 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:29:30,662 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-07-17 21:29:30,662 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1029634627] [2020-07-17 21:29:30,663 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 57 [2020-07-17 21:29:30,663 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:29:30,663 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states. [2020-07-17 21:29:30,742 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 57 edges. 57 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:29:30,742 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-07-17 21:29:30,742 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:29:30,743 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-07-17 21:29:30,743 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2020-07-17 21:29:30,743 INFO L87 Difference]: Start difference. First operand 224 states and 270 transitions. Second operand 12 states. [2020-07-17 21:29:31,949 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:29:33,094 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 21:29:33,573 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:29:33,907 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:29:36,524 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 21:29:41,563 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:29:43,050 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 21:29:43,983 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 21:29:44,525 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-17 21:29:45,074 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:29:46,235 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 21:29:47,138 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 21:29:47,762 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:29:57,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:29:57,922 INFO L93 Difference]: Finished difference Result 891 states and 1198 transitions. [2020-07-17 21:29:57,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-07-17 21:29:57,922 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 57 [2020-07-17 21:29:57,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:29:57,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2020-07-17 21:29:57,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 554 transitions. [2020-07-17 21:29:57,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2020-07-17 21:29:57,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 554 transitions. [2020-07-17 21:29:57,948 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 21 states and 554 transitions. [2020-07-17 21:29:59,807 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 554 edges. 554 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:29:59,849 INFO L225 Difference]: With dead ends: 891 [2020-07-17 21:29:59,850 INFO L226 Difference]: Without dead ends: 691 [2020-07-17 21:29:59,853 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=155, Invalid=547, Unknown=0, NotChecked=0, Total=702 [2020-07-17 21:29:59,854 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 691 states. [2020-07-17 21:30:06,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 691 to 594. [2020-07-17 21:30:06,031 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:30:06,031 INFO L82 GeneralOperation]: Start isEquivalent. First operand 691 states. Second operand 594 states. [2020-07-17 21:30:06,031 INFO L74 IsIncluded]: Start isIncluded. First operand 691 states. Second operand 594 states. [2020-07-17 21:30:06,031 INFO L87 Difference]: Start difference. First operand 691 states. Second operand 594 states. [2020-07-17 21:30:06,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:30:06,085 INFO L93 Difference]: Finished difference Result 691 states and 911 transitions. [2020-07-17 21:30:06,085 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 911 transitions. [2020-07-17 21:30:06,088 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:30:06,089 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:30:06,089 INFO L74 IsIncluded]: Start isIncluded. First operand 594 states. Second operand 691 states. [2020-07-17 21:30:06,089 INFO L87 Difference]: Start difference. First operand 594 states. Second operand 691 states. [2020-07-17 21:30:06,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:30:06,129 INFO L93 Difference]: Finished difference Result 691 states and 911 transitions. [2020-07-17 21:30:06,129 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 911 transitions. [2020-07-17 21:30:06,132 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:30:06,132 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:30:06,132 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:30:06,132 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:30:06,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 594 states. [2020-07-17 21:30:06,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 594 states and 736 transitions. [2020-07-17 21:30:06,163 INFO L78 Accepts]: Start accepts. Automaton has 594 states and 736 transitions. Word has length 57 [2020-07-17 21:30:06,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:30:06,165 INFO L479 AbstractCegarLoop]: Abstraction has 594 states and 736 transitions. [2020-07-17 21:30:06,165 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-07-17 21:30:06,166 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 736 transitions. [2020-07-17 21:30:06,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-07-17 21:30:06,169 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:30:06,169 INFO L422 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, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:30:06,169 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-17 21:30:06,170 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:30:06,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:30:06,170 INFO L82 PathProgramCache]: Analyzing trace with hash 1679599728, now seen corresponding path program 1 times [2020-07-17 21:30:06,170 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:30:06,170 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1715933223] [2020-07-17 21:30:06,171 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:30:06,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:30:06,550 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:30:06,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:30:06,606 INFO L280 TraceCheckUtils]: 0: Hoare triple {6742#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string2.base, #t~string2.offset := #Ultimate.allocOnStack(13);call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string4.base, #t~string4.offset, 1);call write~init~int(77, #t~string4.base, 1 + #t~string4.offset, 1);call write~init~int(101, #t~string4.base, 2 + #t~string4.offset, 1);call write~init~int(116, #t~string4.base, 3 + #t~string4.offset, 1);call write~init~int(104, #t~string4.base, 4 + #t~string4.offset, 1);call write~init~int(58, #t~string4.base, 5 + #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 6 + #t~string4.offset, 1);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string6.base, #t~string6.offset, 1);call write~init~int(82, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(73, #t~string6.base, 2 + #t~string6.offset, 1);call write~init~int(84, #t~string6.base, 3 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 4 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(75, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string10.base, #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 1 + #t~string10.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(21);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(21);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(25);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(25);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:06,614 INFO L280 TraceCheckUtils]: 1: Hoare triple {6719#(= 0 ~pumpRunning~0)} assume true; {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:06,615 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6719#(= 0 ~pumpRunning~0)} {6714#true} #494#return; {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:06,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:30:06,618 INFO L280 TraceCheckUtils]: 0: Hoare triple {6714#true} assume true; {6714#true} is VALID [2020-07-17 21:30:06,618 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {6714#true} {6719#(= 0 ~pumpRunning~0)} #410#return; {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:06,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:30:06,621 INFO L280 TraceCheckUtils]: 0: Hoare triple {6714#true} assume true; {6714#true} is VALID [2020-07-17 21:30:06,622 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {6714#true} {6719#(= 0 ~pumpRunning~0)} #412#return; {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:06,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:30:06,627 INFO L280 TraceCheckUtils]: 0: Hoare triple {6714#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {6714#true} is VALID [2020-07-17 21:30:06,627 INFO L280 TraceCheckUtils]: 1: Hoare triple {6714#true} assume true; {6714#true} is VALID [2020-07-17 21:30:06,628 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6714#true} {6719#(= 0 ~pumpRunning~0)} #414#return; {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:06,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:30:06,631 INFO L280 TraceCheckUtils]: 0: Hoare triple {6714#true} assume true; {6714#true} is VALID [2020-07-17 21:30:06,632 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {6714#true} {6719#(= 0 ~pumpRunning~0)} #416#return; {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:06,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:30:06,655 INFO L280 TraceCheckUtils]: 0: Hoare triple {6743#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:06,656 INFO L280 TraceCheckUtils]: 1: Hoare triple {6719#(= 0 ~pumpRunning~0)} ~systemActive~0 := 0; {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:06,657 INFO L280 TraceCheckUtils]: 2: Hoare triple {6719#(= 0 ~pumpRunning~0)} assume true; {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:06,658 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {6719#(= 0 ~pumpRunning~0)} {6719#(= 0 ~pumpRunning~0)} #468#return; {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:06,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:30:06,674 INFO L280 TraceCheckUtils]: 0: Hoare triple {6744#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {6714#true} is VALID [2020-07-17 21:30:06,675 INFO L280 TraceCheckUtils]: 1: Hoare triple {6714#true} assume true; {6714#true} is VALID [2020-07-17 21:30:06,675 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6714#true} {6715#false} #474#return; {6715#false} is VALID [2020-07-17 21:30:06,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:30:06,679 INFO L280 TraceCheckUtils]: 0: Hoare triple {6714#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {6714#true} is VALID [2020-07-17 21:30:06,679 INFO L280 TraceCheckUtils]: 1: Hoare triple {6714#true} assume true; {6714#true} is VALID [2020-07-17 21:30:06,679 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6714#true} {6715#false} #404#return; {6715#false} is VALID [2020-07-17 21:30:06,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:30:06,684 INFO L280 TraceCheckUtils]: 0: Hoare triple {6714#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~pumpRunning~0;#res := ~retValue_acc~10; {6714#true} is VALID [2020-07-17 21:30:06,685 INFO L280 TraceCheckUtils]: 1: Hoare triple {6714#true} assume true; {6714#true} is VALID [2020-07-17 21:30:06,685 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6714#true} {6715#false} #406#return; {6715#false} is VALID [2020-07-17 21:30:06,690 INFO L263 TraceCheckUtils]: 0: Hoare triple {6714#true} call ULTIMATE.init(); {6742#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-17 21:30:06,696 INFO L280 TraceCheckUtils]: 1: Hoare triple {6742#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string2.base, #t~string2.offset := #Ultimate.allocOnStack(13);call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string4.base, #t~string4.offset, 1);call write~init~int(77, #t~string4.base, 1 + #t~string4.offset, 1);call write~init~int(101, #t~string4.base, 2 + #t~string4.offset, 1);call write~init~int(116, #t~string4.base, 3 + #t~string4.offset, 1);call write~init~int(104, #t~string4.base, 4 + #t~string4.offset, 1);call write~init~int(58, #t~string4.base, 5 + #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 6 + #t~string4.offset, 1);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string6.base, #t~string6.offset, 1);call write~init~int(82, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(73, #t~string6.base, 2 + #t~string6.offset, 1);call write~init~int(84, #t~string6.base, 3 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 4 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(75, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string10.base, #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 1 + #t~string10.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(21);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(21);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(25);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(25);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:06,697 INFO L280 TraceCheckUtils]: 2: Hoare triple {6719#(= 0 ~pumpRunning~0)} assume true; {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:06,698 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {6719#(= 0 ~pumpRunning~0)} {6714#true} #494#return; {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:06,698 INFO L263 TraceCheckUtils]: 4: Hoare triple {6719#(= 0 ~pumpRunning~0)} call #t~ret72 := main(); {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:06,700 INFO L280 TraceCheckUtils]: 5: Hoare triple {6719#(= 0 ~pumpRunning~0)} havoc ~retValue_acc~5;havoc ~tmp~0; {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:06,700 INFO L263 TraceCheckUtils]: 6: Hoare triple {6719#(= 0 ~pumpRunning~0)} call select_helpers(); {6714#true} is VALID [2020-07-17 21:30:06,701 INFO L280 TraceCheckUtils]: 7: Hoare triple {6714#true} assume true; {6714#true} is VALID [2020-07-17 21:30:06,701 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {6714#true} {6719#(= 0 ~pumpRunning~0)} #410#return; {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:06,702 INFO L263 TraceCheckUtils]: 9: Hoare triple {6719#(= 0 ~pumpRunning~0)} call select_features(); {6714#true} is VALID [2020-07-17 21:30:06,702 INFO L280 TraceCheckUtils]: 10: Hoare triple {6714#true} assume true; {6714#true} is VALID [2020-07-17 21:30:06,703 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {6714#true} {6719#(= 0 ~pumpRunning~0)} #412#return; {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:06,703 INFO L263 TraceCheckUtils]: 12: Hoare triple {6719#(= 0 ~pumpRunning~0)} call #t~ret11 := valid_product(); {6714#true} is VALID [2020-07-17 21:30:06,703 INFO L280 TraceCheckUtils]: 13: Hoare triple {6714#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {6714#true} is VALID [2020-07-17 21:30:06,703 INFO L280 TraceCheckUtils]: 14: Hoare triple {6714#true} assume true; {6714#true} is VALID [2020-07-17 21:30:06,704 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {6714#true} {6719#(= 0 ~pumpRunning~0)} #414#return; {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:06,705 INFO L280 TraceCheckUtils]: 16: Hoare triple {6719#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647;~tmp~0 := #t~ret11;havoc #t~ret11; {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:06,705 INFO L280 TraceCheckUtils]: 17: Hoare triple {6719#(= 0 ~pumpRunning~0)} assume 0 != ~tmp~0; {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:06,706 INFO L263 TraceCheckUtils]: 18: Hoare triple {6719#(= 0 ~pumpRunning~0)} call setup(); {6714#true} is VALID [2020-07-17 21:30:06,706 INFO L280 TraceCheckUtils]: 19: Hoare triple {6714#true} assume true; {6714#true} is VALID [2020-07-17 21:30:06,707 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {6714#true} {6719#(= 0 ~pumpRunning~0)} #416#return; {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:06,707 INFO L263 TraceCheckUtils]: 21: Hoare triple {6719#(= 0 ~pumpRunning~0)} call runTest(); {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:06,708 INFO L263 TraceCheckUtils]: 22: Hoare triple {6719#(= 0 ~pumpRunning~0)} call test(); {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:06,708 INFO L280 TraceCheckUtils]: 23: Hoare triple {6719#(= 0 ~pumpRunning~0)} havoc ~splverifierCounter~0;havoc ~tmp~7;havoc ~tmp___0~2;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:06,709 INFO L280 TraceCheckUtils]: 24: Hoare triple {6719#(= 0 ~pumpRunning~0)} assume !false; {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:06,710 INFO L280 TraceCheckUtils]: 25: Hoare triple {6719#(= 0 ~pumpRunning~0)} assume ~splverifierCounter~0 < 4; {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:06,710 INFO L280 TraceCheckUtils]: 26: Hoare triple {6719#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet68 && #t~nondet68 <= 2147483647;~tmp~7 := #t~nondet68;havoc #t~nondet68; {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:06,711 INFO L280 TraceCheckUtils]: 27: Hoare triple {6719#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp~7); {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:06,717 INFO L280 TraceCheckUtils]: 28: Hoare triple {6719#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet69 && #t~nondet69 <= 2147483647;~tmp___0~2 := #t~nondet69;havoc #t~nondet69; {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:06,718 INFO L280 TraceCheckUtils]: 29: Hoare triple {6719#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp___0~2); {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:06,719 INFO L280 TraceCheckUtils]: 30: Hoare triple {6719#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet70 && #t~nondet70 <= 2147483647;~tmp___2~0 := #t~nondet70;havoc #t~nondet70; {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:06,719 INFO L280 TraceCheckUtils]: 31: Hoare triple {6719#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet71 && #t~nondet71 <= 2147483647;~tmp___1~0 := #t~nondet71;havoc #t~nondet71; {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:06,720 INFO L280 TraceCheckUtils]: 32: Hoare triple {6719#(= 0 ~pumpRunning~0)} assume 0 != ~tmp___1~0; {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:06,721 INFO L263 TraceCheckUtils]: 33: Hoare triple {6719#(= 0 ~pumpRunning~0)} call stopSystem(); {6743#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} is VALID [2020-07-17 21:30:06,721 INFO L280 TraceCheckUtils]: 34: Hoare triple {6743#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:06,722 INFO L280 TraceCheckUtils]: 35: Hoare triple {6719#(= 0 ~pumpRunning~0)} ~systemActive~0 := 0; {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:06,723 INFO L280 TraceCheckUtils]: 36: Hoare triple {6719#(= 0 ~pumpRunning~0)} assume true; {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:06,723 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {6719#(= 0 ~pumpRunning~0)} {6719#(= 0 ~pumpRunning~0)} #468#return; {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:06,724 INFO L263 TraceCheckUtils]: 38: Hoare triple {6719#(= 0 ~pumpRunning~0)} call timeShift(); {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:30:06,725 INFO L280 TraceCheckUtils]: 39: Hoare triple {6719#(= 0 ~pumpRunning~0)} assume 0 != ~pumpRunning~0; {6715#false} is VALID [2020-07-17 21:30:06,725 INFO L263 TraceCheckUtils]: 40: Hoare triple {6715#false} call lowerWaterLevel(); {6744#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-17 21:30:06,725 INFO L280 TraceCheckUtils]: 41: Hoare triple {6744#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {6714#true} is VALID [2020-07-17 21:30:06,725 INFO L280 TraceCheckUtils]: 42: Hoare triple {6714#true} assume true; {6714#true} is VALID [2020-07-17 21:30:06,726 INFO L275 TraceCheckUtils]: 43: Hoare quadruple {6714#true} {6715#false} #474#return; {6715#false} is VALID [2020-07-17 21:30:06,726 INFO L280 TraceCheckUtils]: 44: Hoare triple {6715#false} assume !(0 != ~systemActive~0); {6715#false} is VALID [2020-07-17 21:30:06,726 INFO L263 TraceCheckUtils]: 45: Hoare triple {6715#false} call __utac_acc__Specification4_spec__1(); {6715#false} is VALID [2020-07-17 21:30:06,726 INFO L280 TraceCheckUtils]: 46: Hoare triple {6715#false} havoc ~tmp~4;havoc ~tmp___0~0; {6715#false} is VALID [2020-07-17 21:30:06,727 INFO L263 TraceCheckUtils]: 47: Hoare triple {6715#false} call #t~ret47 := getWaterLevel(); {6714#true} is VALID [2020-07-17 21:30:06,727 INFO L280 TraceCheckUtils]: 48: Hoare triple {6714#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {6714#true} is VALID [2020-07-17 21:30:06,727 INFO L280 TraceCheckUtils]: 49: Hoare triple {6714#true} assume true; {6714#true} is VALID [2020-07-17 21:30:06,727 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {6714#true} {6715#false} #404#return; {6715#false} is VALID [2020-07-17 21:30:06,727 INFO L280 TraceCheckUtils]: 51: Hoare triple {6715#false} assume -2147483648 <= #t~ret47 && #t~ret47 <= 2147483647;~tmp~4 := #t~ret47;havoc #t~ret47; {6715#false} is VALID [2020-07-17 21:30:06,728 INFO L280 TraceCheckUtils]: 52: Hoare triple {6715#false} assume 0 == ~tmp~4; {6715#false} is VALID [2020-07-17 21:30:06,728 INFO L263 TraceCheckUtils]: 53: Hoare triple {6715#false} call #t~ret48 := isPumpRunning(); {6714#true} is VALID [2020-07-17 21:30:06,728 INFO L280 TraceCheckUtils]: 54: Hoare triple {6714#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~pumpRunning~0;#res := ~retValue_acc~10; {6714#true} is VALID [2020-07-17 21:30:06,728 INFO L280 TraceCheckUtils]: 55: Hoare triple {6714#true} assume true; {6714#true} is VALID [2020-07-17 21:30:06,728 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {6714#true} {6715#false} #406#return; {6715#false} is VALID [2020-07-17 21:30:06,729 INFO L280 TraceCheckUtils]: 57: Hoare triple {6715#false} assume -2147483648 <= #t~ret48 && #t~ret48 <= 2147483647;~tmp___0~0 := #t~ret48;havoc #t~ret48; {6715#false} is VALID [2020-07-17 21:30:06,729 INFO L280 TraceCheckUtils]: 58: Hoare triple {6715#false} assume 0 != ~tmp___0~0; {6715#false} is VALID [2020-07-17 21:30:06,729 INFO L263 TraceCheckUtils]: 59: Hoare triple {6715#false} call __automaton_fail(); {6715#false} is VALID [2020-07-17 21:30:06,729 INFO L280 TraceCheckUtils]: 60: Hoare triple {6715#false} assume !false; {6715#false} is VALID [2020-07-17 21:30:06,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:30:06,737 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1715933223] [2020-07-17 21:30:06,738 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:30:06,738 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-17 21:30:06,738 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [463291393] [2020-07-17 21:30:06,740 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 61 [2020-07-17 21:30:06,741 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:30:06,741 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2020-07-17 21:30:06,827 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 61 edges. 61 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:30:06,827 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-17 21:30:06,827 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:30:06,828 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-17 21:30:06,828 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-07-17 21:30:06,828 INFO L87 Difference]: Start difference. First operand 594 states and 736 transitions. Second operand 6 states. [2020-07-17 21:30:07,773 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:30:15,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:30:15,227 INFO L93 Difference]: Finished difference Result 1039 states and 1358 transitions. [2020-07-17 21:30:15,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-17 21:30:15,228 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 61 [2020-07-17 21:30:15,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:30:15,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-17 21:30:15,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 296 transitions. [2020-07-17 21:30:15,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-17 21:30:15,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 296 transitions. [2020-07-17 21:30:15,242 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states and 296 transitions. [2020-07-17 21:30:16,000 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 296 edges. 296 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:30:16,020 INFO L225 Difference]: With dead ends: 1039 [2020-07-17 21:30:16,021 INFO L226 Difference]: Without dead ends: 469 [2020-07-17 21:30:16,023 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2020-07-17 21:30:16,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 469 states. [2020-07-17 21:30:19,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 469 to 402. [2020-07-17 21:30:19,775 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:30:19,775 INFO L82 GeneralOperation]: Start isEquivalent. First operand 469 states. Second operand 402 states. [2020-07-17 21:30:19,776 INFO L74 IsIncluded]: Start isIncluded. First operand 469 states. Second operand 402 states. [2020-07-17 21:30:19,776 INFO L87 Difference]: Start difference. First operand 469 states. Second operand 402 states. [2020-07-17 21:30:19,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:30:19,795 INFO L93 Difference]: Finished difference Result 469 states and 570 transitions. [2020-07-17 21:30:19,795 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 570 transitions. [2020-07-17 21:30:19,797 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:30:19,797 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:30:19,797 INFO L74 IsIncluded]: Start isIncluded. First operand 402 states. Second operand 469 states. [2020-07-17 21:30:19,797 INFO L87 Difference]: Start difference. First operand 402 states. Second operand 469 states. [2020-07-17 21:30:19,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:30:19,815 INFO L93 Difference]: Finished difference Result 469 states and 570 transitions. [2020-07-17 21:30:19,816 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 570 transitions. [2020-07-17 21:30:19,818 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:30:19,818 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:30:19,818 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:30:19,819 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:30:19,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 402 states. [2020-07-17 21:30:19,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 402 states and 461 transitions. [2020-07-17 21:30:19,838 INFO L78 Accepts]: Start accepts. Automaton has 402 states and 461 transitions. Word has length 61 [2020-07-17 21:30:19,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:30:19,838 INFO L479 AbstractCegarLoop]: Abstraction has 402 states and 461 transitions. [2020-07-17 21:30:19,838 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-17 21:30:19,839 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 461 transitions. [2020-07-17 21:30:19,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2020-07-17 21:30:19,841 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:30:19,842 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-07-17 21:30:19,842 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-17 21:30:19,842 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:30:19,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:30:19,843 INFO L82 PathProgramCache]: Analyzing trace with hash 1114958929, now seen corresponding path program 1 times [2020-07-17 21:30:19,843 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:30:19,843 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [825883725] [2020-07-17 21:30:19,843 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:30:19,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:30:20,165 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:30:20,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:30:20,240 INFO L280 TraceCheckUtils]: 0: Hoare triple {9746#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string2.base, #t~string2.offset := #Ultimate.allocOnStack(13);call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string4.base, #t~string4.offset, 1);call write~init~int(77, #t~string4.base, 1 + #t~string4.offset, 1);call write~init~int(101, #t~string4.base, 2 + #t~string4.offset, 1);call write~init~int(116, #t~string4.base, 3 + #t~string4.offset, 1);call write~init~int(104, #t~string4.base, 4 + #t~string4.offset, 1);call write~init~int(58, #t~string4.base, 5 + #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 6 + #t~string4.offset, 1);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string6.base, #t~string6.offset, 1);call write~init~int(82, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(73, #t~string6.base, 2 + #t~string6.offset, 1);call write~init~int(84, #t~string6.base, 3 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 4 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(75, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string10.base, #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 1 + #t~string10.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(21);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(21);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(25);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(25);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {9705#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:20,241 INFO L280 TraceCheckUtils]: 1: Hoare triple {9705#(= 1 ~waterLevel~0)} assume true; {9705#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:20,242 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {9705#(= 1 ~waterLevel~0)} {9700#true} #494#return; {9705#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:20,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:30:20,245 INFO L280 TraceCheckUtils]: 0: Hoare triple {9700#true} assume true; {9700#true} is VALID [2020-07-17 21:30:20,245 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {9700#true} {9705#(= 1 ~waterLevel~0)} #410#return; {9705#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:20,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:30:20,248 INFO L280 TraceCheckUtils]: 0: Hoare triple {9700#true} assume true; {9700#true} is VALID [2020-07-17 21:30:20,249 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {9700#true} {9705#(= 1 ~waterLevel~0)} #412#return; {9705#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:20,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:30:20,255 INFO L280 TraceCheckUtils]: 0: Hoare triple {9700#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {9700#true} is VALID [2020-07-17 21:30:20,255 INFO L280 TraceCheckUtils]: 1: Hoare triple {9700#true} assume true; {9700#true} is VALID [2020-07-17 21:30:20,256 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {9700#true} {9705#(= 1 ~waterLevel~0)} #414#return; {9705#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:20,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:30:20,259 INFO L280 TraceCheckUtils]: 0: Hoare triple {9700#true} assume true; {9700#true} is VALID [2020-07-17 21:30:20,260 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {9700#true} {9705#(= 1 ~waterLevel~0)} #416#return; {9705#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:20,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:30:20,297 INFO L280 TraceCheckUtils]: 0: Hoare triple {9747#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {9748#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} is VALID [2020-07-17 21:30:20,297 INFO L280 TraceCheckUtils]: 1: Hoare triple {9748#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} assume true; {9748#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} is VALID [2020-07-17 21:30:20,298 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {9748#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} {9705#(= 1 ~waterLevel~0)} #462#return; {9718#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:30:20,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:30:20,318 INFO L280 TraceCheckUtils]: 0: Hoare triple {9749#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {9700#true} is VALID [2020-07-17 21:30:20,318 INFO L280 TraceCheckUtils]: 1: Hoare triple {9700#true} ~systemActive~0 := 0; {9700#true} is VALID [2020-07-17 21:30:20,319 INFO L280 TraceCheckUtils]: 2: Hoare triple {9700#true} assume true; {9700#true} is VALID [2020-07-17 21:30:20,320 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {9700#true} {9718#(<= 2 ~waterLevel~0)} #468#return; {9718#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:30:20,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:30:20,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:30:20,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:30:20,369 INFO L280 TraceCheckUtils]: 0: Hoare triple {9700#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {9700#true} is VALID [2020-07-17 21:30:20,369 INFO L280 TraceCheckUtils]: 1: Hoare triple {9700#true} assume true; {9700#true} is VALID [2020-07-17 21:30:20,369 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {9700#true} {9700#true} #404#return; {9700#true} is VALID [2020-07-17 21:30:20,370 INFO L280 TraceCheckUtils]: 0: Hoare triple {9700#true} havoc ~tmp~4;havoc ~tmp___0~0; {9700#true} is VALID [2020-07-17 21:30:20,370 INFO L263 TraceCheckUtils]: 1: Hoare triple {9700#true} call #t~ret47 := getWaterLevel(); {9700#true} is VALID [2020-07-17 21:30:20,372 INFO L280 TraceCheckUtils]: 2: Hoare triple {9700#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {9700#true} is VALID [2020-07-17 21:30:20,372 INFO L280 TraceCheckUtils]: 3: Hoare triple {9700#true} assume true; {9700#true} is VALID [2020-07-17 21:30:20,373 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {9700#true} {9700#true} #404#return; {9700#true} is VALID [2020-07-17 21:30:20,373 INFO L280 TraceCheckUtils]: 5: Hoare triple {9700#true} assume -2147483648 <= #t~ret47 && #t~ret47 <= 2147483647;~tmp~4 := #t~ret47;havoc #t~ret47; {9700#true} is VALID [2020-07-17 21:30:20,373 INFO L280 TraceCheckUtils]: 6: Hoare triple {9700#true} assume !(0 == ~tmp~4); {9700#true} is VALID [2020-07-17 21:30:20,373 INFO L280 TraceCheckUtils]: 7: Hoare triple {9700#true} assume true; {9700#true} is VALID [2020-07-17 21:30:20,380 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {9700#true} {9747#(= ~waterLevel~0 |old(~waterLevel~0)|)} #478#return; {9747#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-17 21:30:20,381 INFO L280 TraceCheckUtils]: 0: Hoare triple {9750#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|))} assume !(0 != ~pumpRunning~0); {9747#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-17 21:30:20,381 INFO L280 TraceCheckUtils]: 1: Hoare triple {9747#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume !(0 != ~systemActive~0); {9747#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-17 21:30:20,381 INFO L263 TraceCheckUtils]: 2: Hoare triple {9747#(= ~waterLevel~0 |old(~waterLevel~0)|)} call __utac_acc__Specification4_spec__1(); {9700#true} is VALID [2020-07-17 21:30:20,382 INFO L280 TraceCheckUtils]: 3: Hoare triple {9700#true} havoc ~tmp~4;havoc ~tmp___0~0; {9700#true} is VALID [2020-07-17 21:30:20,382 INFO L263 TraceCheckUtils]: 4: Hoare triple {9700#true} call #t~ret47 := getWaterLevel(); {9700#true} is VALID [2020-07-17 21:30:20,382 INFO L280 TraceCheckUtils]: 5: Hoare triple {9700#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {9700#true} is VALID [2020-07-17 21:30:20,382 INFO L280 TraceCheckUtils]: 6: Hoare triple {9700#true} assume true; {9700#true} is VALID [2020-07-17 21:30:20,382 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {9700#true} {9700#true} #404#return; {9700#true} is VALID [2020-07-17 21:30:20,383 INFO L280 TraceCheckUtils]: 8: Hoare triple {9700#true} assume -2147483648 <= #t~ret47 && #t~ret47 <= 2147483647;~tmp~4 := #t~ret47;havoc #t~ret47; {9700#true} is VALID [2020-07-17 21:30:20,383 INFO L280 TraceCheckUtils]: 9: Hoare triple {9700#true} assume !(0 == ~tmp~4); {9700#true} is VALID [2020-07-17 21:30:20,383 INFO L280 TraceCheckUtils]: 10: Hoare triple {9700#true} assume true; {9700#true} is VALID [2020-07-17 21:30:20,384 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {9700#true} {9747#(= ~waterLevel~0 |old(~waterLevel~0)|)} #478#return; {9747#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-17 21:30:20,384 INFO L280 TraceCheckUtils]: 12: Hoare triple {9747#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume true; {9747#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-17 21:30:20,385 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {9747#(= ~waterLevel~0 |old(~waterLevel~0)|)} {9718#(<= 2 ~waterLevel~0)} #470#return; {9718#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:30:20,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:30:20,412 INFO L280 TraceCheckUtils]: 0: Hoare triple {9747#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {9763#(<= |old(~waterLevel~0)| 1)} is VALID [2020-07-17 21:30:20,412 INFO L280 TraceCheckUtils]: 1: Hoare triple {9763#(<= |old(~waterLevel~0)| 1)} assume true; {9763#(<= |old(~waterLevel~0)| 1)} is VALID [2020-07-17 21:30:20,413 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {9763#(<= |old(~waterLevel~0)| 1)} {9718#(<= 2 ~waterLevel~0)} #462#return; {9701#false} is VALID [2020-07-17 21:30:20,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:30:20,417 INFO L280 TraceCheckUtils]: 0: Hoare triple {9700#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {9700#true} is VALID [2020-07-17 21:30:20,417 INFO L280 TraceCheckUtils]: 1: Hoare triple {9700#true} assume true; {9700#true} is VALID [2020-07-17 21:30:20,417 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {9700#true} {9701#false} #404#return; {9701#false} is VALID [2020-07-17 21:30:20,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:30:20,420 INFO L280 TraceCheckUtils]: 0: Hoare triple {9700#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~pumpRunning~0;#res := ~retValue_acc~10; {9700#true} is VALID [2020-07-17 21:30:20,420 INFO L280 TraceCheckUtils]: 1: Hoare triple {9700#true} assume true; {9700#true} is VALID [2020-07-17 21:30:20,421 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {9700#true} {9701#false} #406#return; {9701#false} is VALID [2020-07-17 21:30:20,425 INFO L263 TraceCheckUtils]: 0: Hoare triple {9700#true} call ULTIMATE.init(); {9746#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-17 21:30:20,431 INFO L280 TraceCheckUtils]: 1: Hoare triple {9746#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string2.base, #t~string2.offset := #Ultimate.allocOnStack(13);call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string4.base, #t~string4.offset, 1);call write~init~int(77, #t~string4.base, 1 + #t~string4.offset, 1);call write~init~int(101, #t~string4.base, 2 + #t~string4.offset, 1);call write~init~int(116, #t~string4.base, 3 + #t~string4.offset, 1);call write~init~int(104, #t~string4.base, 4 + #t~string4.offset, 1);call write~init~int(58, #t~string4.base, 5 + #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 6 + #t~string4.offset, 1);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string6.base, #t~string6.offset, 1);call write~init~int(82, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(73, #t~string6.base, 2 + #t~string6.offset, 1);call write~init~int(84, #t~string6.base, 3 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 4 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(75, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string10.base, #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 1 + #t~string10.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(21);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(21);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(25);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(25);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {9705#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:20,431 INFO L280 TraceCheckUtils]: 2: Hoare triple {9705#(= 1 ~waterLevel~0)} assume true; {9705#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:20,432 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {9705#(= 1 ~waterLevel~0)} {9700#true} #494#return; {9705#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:20,432 INFO L263 TraceCheckUtils]: 4: Hoare triple {9705#(= 1 ~waterLevel~0)} call #t~ret72 := main(); {9705#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:20,433 INFO L280 TraceCheckUtils]: 5: Hoare triple {9705#(= 1 ~waterLevel~0)} havoc ~retValue_acc~5;havoc ~tmp~0; {9705#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:20,433 INFO L263 TraceCheckUtils]: 6: Hoare triple {9705#(= 1 ~waterLevel~0)} call select_helpers(); {9700#true} is VALID [2020-07-17 21:30:20,433 INFO L280 TraceCheckUtils]: 7: Hoare triple {9700#true} assume true; {9700#true} is VALID [2020-07-17 21:30:20,435 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {9700#true} {9705#(= 1 ~waterLevel~0)} #410#return; {9705#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:20,436 INFO L263 TraceCheckUtils]: 9: Hoare triple {9705#(= 1 ~waterLevel~0)} call select_features(); {9700#true} is VALID [2020-07-17 21:30:20,436 INFO L280 TraceCheckUtils]: 10: Hoare triple {9700#true} assume true; {9700#true} is VALID [2020-07-17 21:30:20,437 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {9700#true} {9705#(= 1 ~waterLevel~0)} #412#return; {9705#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:20,437 INFO L263 TraceCheckUtils]: 12: Hoare triple {9705#(= 1 ~waterLevel~0)} call #t~ret11 := valid_product(); {9700#true} is VALID [2020-07-17 21:30:20,437 INFO L280 TraceCheckUtils]: 13: Hoare triple {9700#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {9700#true} is VALID [2020-07-17 21:30:20,437 INFO L280 TraceCheckUtils]: 14: Hoare triple {9700#true} assume true; {9700#true} is VALID [2020-07-17 21:30:20,438 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {9700#true} {9705#(= 1 ~waterLevel~0)} #414#return; {9705#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:20,438 INFO L280 TraceCheckUtils]: 16: Hoare triple {9705#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647;~tmp~0 := #t~ret11;havoc #t~ret11; {9705#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:20,439 INFO L280 TraceCheckUtils]: 17: Hoare triple {9705#(= 1 ~waterLevel~0)} assume 0 != ~tmp~0; {9705#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:20,440 INFO L263 TraceCheckUtils]: 18: Hoare triple {9705#(= 1 ~waterLevel~0)} call setup(); {9700#true} is VALID [2020-07-17 21:30:20,440 INFO L280 TraceCheckUtils]: 19: Hoare triple {9700#true} assume true; {9700#true} is VALID [2020-07-17 21:30:20,441 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {9700#true} {9705#(= 1 ~waterLevel~0)} #416#return; {9705#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:20,442 INFO L263 TraceCheckUtils]: 21: Hoare triple {9705#(= 1 ~waterLevel~0)} call runTest(); {9705#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:20,442 INFO L263 TraceCheckUtils]: 22: Hoare triple {9705#(= 1 ~waterLevel~0)} call test(); {9705#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:20,443 INFO L280 TraceCheckUtils]: 23: Hoare triple {9705#(= 1 ~waterLevel~0)} havoc ~splverifierCounter~0;havoc ~tmp~7;havoc ~tmp___0~2;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {9705#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:20,443 INFO L280 TraceCheckUtils]: 24: Hoare triple {9705#(= 1 ~waterLevel~0)} assume !false; {9705#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:20,444 INFO L280 TraceCheckUtils]: 25: Hoare triple {9705#(= 1 ~waterLevel~0)} assume ~splverifierCounter~0 < 4; {9705#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:20,444 INFO L280 TraceCheckUtils]: 26: Hoare triple {9705#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet68 && #t~nondet68 <= 2147483647;~tmp~7 := #t~nondet68;havoc #t~nondet68; {9705#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:20,445 INFO L280 TraceCheckUtils]: 27: Hoare triple {9705#(= 1 ~waterLevel~0)} assume 0 != ~tmp~7; {9705#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:20,445 INFO L263 TraceCheckUtils]: 28: Hoare triple {9705#(= 1 ~waterLevel~0)} call waterRise(); {9747#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-17 21:30:20,447 INFO L280 TraceCheckUtils]: 29: Hoare triple {9747#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {9748#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} is VALID [2020-07-17 21:30:20,447 INFO L280 TraceCheckUtils]: 30: Hoare triple {9748#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} assume true; {9748#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} is VALID [2020-07-17 21:30:20,448 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {9748#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} {9705#(= 1 ~waterLevel~0)} #462#return; {9718#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:30:20,449 INFO L280 TraceCheckUtils]: 32: Hoare triple {9718#(<= 2 ~waterLevel~0)} assume -2147483648 <= #t~nondet69 && #t~nondet69 <= 2147483647;~tmp___0~2 := #t~nondet69;havoc #t~nondet69; {9718#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:30:20,449 INFO L280 TraceCheckUtils]: 33: Hoare triple {9718#(<= 2 ~waterLevel~0)} assume !(0 != ~tmp___0~2); {9718#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:30:20,450 INFO L280 TraceCheckUtils]: 34: Hoare triple {9718#(<= 2 ~waterLevel~0)} assume -2147483648 <= #t~nondet70 && #t~nondet70 <= 2147483647;~tmp___2~0 := #t~nondet70;havoc #t~nondet70; {9718#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:30:20,450 INFO L280 TraceCheckUtils]: 35: Hoare triple {9718#(<= 2 ~waterLevel~0)} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet71 && #t~nondet71 <= 2147483647;~tmp___1~0 := #t~nondet71;havoc #t~nondet71; {9718#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:30:20,451 INFO L280 TraceCheckUtils]: 36: Hoare triple {9718#(<= 2 ~waterLevel~0)} assume 0 != ~tmp___1~0; {9718#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:30:20,452 INFO L263 TraceCheckUtils]: 37: Hoare triple {9718#(<= 2 ~waterLevel~0)} call stopSystem(); {9749#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} is VALID [2020-07-17 21:30:20,452 INFO L280 TraceCheckUtils]: 38: Hoare triple {9749#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {9700#true} is VALID [2020-07-17 21:30:20,452 INFO L280 TraceCheckUtils]: 39: Hoare triple {9700#true} ~systemActive~0 := 0; {9700#true} is VALID [2020-07-17 21:30:20,452 INFO L280 TraceCheckUtils]: 40: Hoare triple {9700#true} assume true; {9700#true} is VALID [2020-07-17 21:30:20,453 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {9700#true} {9718#(<= 2 ~waterLevel~0)} #468#return; {9718#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:30:20,454 INFO L263 TraceCheckUtils]: 42: Hoare triple {9718#(<= 2 ~waterLevel~0)} call timeShift(); {9750#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|))} is VALID [2020-07-17 21:30:20,454 INFO L280 TraceCheckUtils]: 43: Hoare triple {9750#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|))} assume !(0 != ~pumpRunning~0); {9747#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-17 21:30:20,455 INFO L280 TraceCheckUtils]: 44: Hoare triple {9747#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume !(0 != ~systemActive~0); {9747#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-17 21:30:20,455 INFO L263 TraceCheckUtils]: 45: Hoare triple {9747#(= ~waterLevel~0 |old(~waterLevel~0)|)} call __utac_acc__Specification4_spec__1(); {9700#true} is VALID [2020-07-17 21:30:20,455 INFO L280 TraceCheckUtils]: 46: Hoare triple {9700#true} havoc ~tmp~4;havoc ~tmp___0~0; {9700#true} is VALID [2020-07-17 21:30:20,456 INFO L263 TraceCheckUtils]: 47: Hoare triple {9700#true} call #t~ret47 := getWaterLevel(); {9700#true} is VALID [2020-07-17 21:30:20,456 INFO L280 TraceCheckUtils]: 48: Hoare triple {9700#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {9700#true} is VALID [2020-07-17 21:30:20,456 INFO L280 TraceCheckUtils]: 49: Hoare triple {9700#true} assume true; {9700#true} is VALID [2020-07-17 21:30:20,456 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {9700#true} {9700#true} #404#return; {9700#true} is VALID [2020-07-17 21:30:20,457 INFO L280 TraceCheckUtils]: 51: Hoare triple {9700#true} assume -2147483648 <= #t~ret47 && #t~ret47 <= 2147483647;~tmp~4 := #t~ret47;havoc #t~ret47; {9700#true} is VALID [2020-07-17 21:30:20,457 INFO L280 TraceCheckUtils]: 52: Hoare triple {9700#true} assume !(0 == ~tmp~4); {9700#true} is VALID [2020-07-17 21:30:20,457 INFO L280 TraceCheckUtils]: 53: Hoare triple {9700#true} assume true; {9700#true} is VALID [2020-07-17 21:30:20,458 INFO L275 TraceCheckUtils]: 54: Hoare quadruple {9700#true} {9747#(= ~waterLevel~0 |old(~waterLevel~0)|)} #478#return; {9747#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-17 21:30:20,458 INFO L280 TraceCheckUtils]: 55: Hoare triple {9747#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume true; {9747#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-17 21:30:20,459 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {9747#(= ~waterLevel~0 |old(~waterLevel~0)|)} {9718#(<= 2 ~waterLevel~0)} #470#return; {9718#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:30:20,460 INFO L280 TraceCheckUtils]: 57: Hoare triple {9718#(<= 2 ~waterLevel~0)} assume !false; {9718#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:30:20,461 INFO L280 TraceCheckUtils]: 58: Hoare triple {9718#(<= 2 ~waterLevel~0)} assume ~splverifierCounter~0 < 4; {9718#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:30:20,461 INFO L280 TraceCheckUtils]: 59: Hoare triple {9718#(<= 2 ~waterLevel~0)} assume -2147483648 <= #t~nondet68 && #t~nondet68 <= 2147483647;~tmp~7 := #t~nondet68;havoc #t~nondet68; {9718#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:30:20,462 INFO L280 TraceCheckUtils]: 60: Hoare triple {9718#(<= 2 ~waterLevel~0)} assume 0 != ~tmp~7; {9718#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:30:20,463 INFO L263 TraceCheckUtils]: 61: Hoare triple {9718#(<= 2 ~waterLevel~0)} call waterRise(); {9747#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-17 21:30:20,465 INFO L280 TraceCheckUtils]: 62: Hoare triple {9747#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {9763#(<= |old(~waterLevel~0)| 1)} is VALID [2020-07-17 21:30:20,466 INFO L280 TraceCheckUtils]: 63: Hoare triple {9763#(<= |old(~waterLevel~0)| 1)} assume true; {9763#(<= |old(~waterLevel~0)| 1)} is VALID [2020-07-17 21:30:20,466 INFO L275 TraceCheckUtils]: 64: Hoare quadruple {9763#(<= |old(~waterLevel~0)| 1)} {9718#(<= 2 ~waterLevel~0)} #462#return; {9701#false} is VALID [2020-07-17 21:30:20,467 INFO L280 TraceCheckUtils]: 65: Hoare triple {9701#false} assume -2147483648 <= #t~nondet69 && #t~nondet69 <= 2147483647;~tmp___0~2 := #t~nondet69;havoc #t~nondet69; {9701#false} is VALID [2020-07-17 21:30:20,467 INFO L280 TraceCheckUtils]: 66: Hoare triple {9701#false} assume !(0 != ~tmp___0~2); {9701#false} is VALID [2020-07-17 21:30:20,467 INFO L280 TraceCheckUtils]: 67: Hoare triple {9701#false} assume -2147483648 <= #t~nondet70 && #t~nondet70 <= 2147483647;~tmp___2~0 := #t~nondet70;havoc #t~nondet70; {9701#false} is VALID [2020-07-17 21:30:20,467 INFO L280 TraceCheckUtils]: 68: Hoare triple {9701#false} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet71 && #t~nondet71 <= 2147483647;~tmp___1~0 := #t~nondet71;havoc #t~nondet71; {9701#false} is VALID [2020-07-17 21:30:20,467 INFO L280 TraceCheckUtils]: 69: Hoare triple {9701#false} assume !(0 != ~tmp___1~0); {9701#false} is VALID [2020-07-17 21:30:20,468 INFO L263 TraceCheckUtils]: 70: Hoare triple {9701#false} call timeShift(); {9701#false} is VALID [2020-07-17 21:30:20,468 INFO L280 TraceCheckUtils]: 71: Hoare triple {9701#false} assume !(0 != ~pumpRunning~0); {9701#false} is VALID [2020-07-17 21:30:20,468 INFO L280 TraceCheckUtils]: 72: Hoare triple {9701#false} assume !(0 != ~systemActive~0); {9701#false} is VALID [2020-07-17 21:30:20,468 INFO L263 TraceCheckUtils]: 73: Hoare triple {9701#false} call __utac_acc__Specification4_spec__1(); {9701#false} is VALID [2020-07-17 21:30:20,469 INFO L280 TraceCheckUtils]: 74: Hoare triple {9701#false} havoc ~tmp~4;havoc ~tmp___0~0; {9701#false} is VALID [2020-07-17 21:30:20,469 INFO L263 TraceCheckUtils]: 75: Hoare triple {9701#false} call #t~ret47 := getWaterLevel(); {9700#true} is VALID [2020-07-17 21:30:20,469 INFO L280 TraceCheckUtils]: 76: Hoare triple {9700#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {9700#true} is VALID [2020-07-17 21:30:20,469 INFO L280 TraceCheckUtils]: 77: Hoare triple {9700#true} assume true; {9700#true} is VALID [2020-07-17 21:30:20,469 INFO L275 TraceCheckUtils]: 78: Hoare quadruple {9700#true} {9701#false} #404#return; {9701#false} is VALID [2020-07-17 21:30:20,470 INFO L280 TraceCheckUtils]: 79: Hoare triple {9701#false} assume -2147483648 <= #t~ret47 && #t~ret47 <= 2147483647;~tmp~4 := #t~ret47;havoc #t~ret47; {9701#false} is VALID [2020-07-17 21:30:20,470 INFO L280 TraceCheckUtils]: 80: Hoare triple {9701#false} assume 0 == ~tmp~4; {9701#false} is VALID [2020-07-17 21:30:20,470 INFO L263 TraceCheckUtils]: 81: Hoare triple {9701#false} call #t~ret48 := isPumpRunning(); {9700#true} is VALID [2020-07-17 21:30:20,470 INFO L280 TraceCheckUtils]: 82: Hoare triple {9700#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~pumpRunning~0;#res := ~retValue_acc~10; {9700#true} is VALID [2020-07-17 21:30:20,470 INFO L280 TraceCheckUtils]: 83: Hoare triple {9700#true} assume true; {9700#true} is VALID [2020-07-17 21:30:20,471 INFO L275 TraceCheckUtils]: 84: Hoare quadruple {9700#true} {9701#false} #406#return; {9701#false} is VALID [2020-07-17 21:30:20,471 INFO L280 TraceCheckUtils]: 85: Hoare triple {9701#false} assume -2147483648 <= #t~ret48 && #t~ret48 <= 2147483647;~tmp___0~0 := #t~ret48;havoc #t~ret48; {9701#false} is VALID [2020-07-17 21:30:20,471 INFO L280 TraceCheckUtils]: 86: Hoare triple {9701#false} assume 0 != ~tmp___0~0; {9701#false} is VALID [2020-07-17 21:30:20,471 INFO L263 TraceCheckUtils]: 87: Hoare triple {9701#false} call __automaton_fail(); {9701#false} is VALID [2020-07-17 21:30:20,471 INFO L280 TraceCheckUtils]: 88: Hoare triple {9701#false} assume !false; {9701#false} is VALID [2020-07-17 21:30:20,484 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 13 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-07-17 21:30:20,484 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [825883725] [2020-07-17 21:30:20,485 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1254943885] [2020-07-17 21:30:20,485 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 21:30:20,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:30:20,668 INFO L264 TraceCheckSpWp]: Trace formula consists of 758 conjuncts, 15 conjunts are in the unsatisfiable core [2020-07-17 21:30:20,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:30:20,716 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-17 21:30:20,985 INFO L263 TraceCheckUtils]: 0: Hoare triple {9700#true} call ULTIMATE.init(); {9700#true} is VALID [2020-07-17 21:30:20,989 INFO L280 TraceCheckUtils]: 1: Hoare triple {9700#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string2.base, #t~string2.offset := #Ultimate.allocOnStack(13);call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string4.base, #t~string4.offset, 1);call write~init~int(77, #t~string4.base, 1 + #t~string4.offset, 1);call write~init~int(101, #t~string4.base, 2 + #t~string4.offset, 1);call write~init~int(116, #t~string4.base, 3 + #t~string4.offset, 1);call write~init~int(104, #t~string4.base, 4 + #t~string4.offset, 1);call write~init~int(58, #t~string4.base, 5 + #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 6 + #t~string4.offset, 1);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string6.base, #t~string6.offset, 1);call write~init~int(82, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(73, #t~string6.base, 2 + #t~string6.offset, 1);call write~init~int(84, #t~string6.base, 3 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 4 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(75, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string10.base, #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 1 + #t~string10.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(21);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(21);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(25);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(25);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {9770#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:20,990 INFO L280 TraceCheckUtils]: 2: Hoare triple {9770#(<= 1 ~waterLevel~0)} assume true; {9770#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:20,992 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {9770#(<= 1 ~waterLevel~0)} {9700#true} #494#return; {9770#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:20,994 INFO L263 TraceCheckUtils]: 4: Hoare triple {9770#(<= 1 ~waterLevel~0)} call #t~ret72 := main(); {9770#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:20,995 INFO L280 TraceCheckUtils]: 5: Hoare triple {9770#(<= 1 ~waterLevel~0)} havoc ~retValue_acc~5;havoc ~tmp~0; {9770#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:20,996 INFO L263 TraceCheckUtils]: 6: Hoare triple {9770#(<= 1 ~waterLevel~0)} call select_helpers(); {9770#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:20,998 INFO L280 TraceCheckUtils]: 7: Hoare triple {9770#(<= 1 ~waterLevel~0)} assume true; {9770#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:20,999 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {9770#(<= 1 ~waterLevel~0)} {9770#(<= 1 ~waterLevel~0)} #410#return; {9770#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:21,000 INFO L263 TraceCheckUtils]: 9: Hoare triple {9770#(<= 1 ~waterLevel~0)} call select_features(); {9770#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:21,000 INFO L280 TraceCheckUtils]: 10: Hoare triple {9770#(<= 1 ~waterLevel~0)} assume true; {9770#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:21,001 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {9770#(<= 1 ~waterLevel~0)} {9770#(<= 1 ~waterLevel~0)} #412#return; {9770#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:21,002 INFO L263 TraceCheckUtils]: 12: Hoare triple {9770#(<= 1 ~waterLevel~0)} call #t~ret11 := valid_product(); {9770#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:21,002 INFO L280 TraceCheckUtils]: 13: Hoare triple {9770#(<= 1 ~waterLevel~0)} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {9770#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:21,003 INFO L280 TraceCheckUtils]: 14: Hoare triple {9770#(<= 1 ~waterLevel~0)} assume true; {9770#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:21,003 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {9770#(<= 1 ~waterLevel~0)} {9770#(<= 1 ~waterLevel~0)} #414#return; {9770#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:21,004 INFO L280 TraceCheckUtils]: 16: Hoare triple {9770#(<= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647;~tmp~0 := #t~ret11;havoc #t~ret11; {9770#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:21,005 INFO L280 TraceCheckUtils]: 17: Hoare triple {9770#(<= 1 ~waterLevel~0)} assume 0 != ~tmp~0; {9770#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:21,005 INFO L263 TraceCheckUtils]: 18: Hoare triple {9770#(<= 1 ~waterLevel~0)} call setup(); {9770#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:21,006 INFO L280 TraceCheckUtils]: 19: Hoare triple {9770#(<= 1 ~waterLevel~0)} assume true; {9770#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:21,006 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {9770#(<= 1 ~waterLevel~0)} {9770#(<= 1 ~waterLevel~0)} #416#return; {9770#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:21,007 INFO L263 TraceCheckUtils]: 21: Hoare triple {9770#(<= 1 ~waterLevel~0)} call runTest(); {9770#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:21,008 INFO L263 TraceCheckUtils]: 22: Hoare triple {9770#(<= 1 ~waterLevel~0)} call test(); {9770#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:21,008 INFO L280 TraceCheckUtils]: 23: Hoare triple {9770#(<= 1 ~waterLevel~0)} havoc ~splverifierCounter~0;havoc ~tmp~7;havoc ~tmp___0~2;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {9770#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:21,009 INFO L280 TraceCheckUtils]: 24: Hoare triple {9770#(<= 1 ~waterLevel~0)} assume !false; {9770#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:21,009 INFO L280 TraceCheckUtils]: 25: Hoare triple {9770#(<= 1 ~waterLevel~0)} assume ~splverifierCounter~0 < 4; {9770#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:21,010 INFO L280 TraceCheckUtils]: 26: Hoare triple {9770#(<= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet68 && #t~nondet68 <= 2147483647;~tmp~7 := #t~nondet68;havoc #t~nondet68; {9770#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:21,010 INFO L280 TraceCheckUtils]: 27: Hoare triple {9770#(<= 1 ~waterLevel~0)} assume 0 != ~tmp~7; {9770#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:30:21,011 INFO L263 TraceCheckUtils]: 28: Hoare triple {9770#(<= 1 ~waterLevel~0)} call waterRise(); {9852#(<= |old(~waterLevel~0)| ~waterLevel~0)} is VALID [2020-07-17 21:30:21,012 INFO L280 TraceCheckUtils]: 29: Hoare triple {9852#(<= |old(~waterLevel~0)| ~waterLevel~0)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {9748#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} is VALID [2020-07-17 21:30:21,013 INFO L280 TraceCheckUtils]: 30: Hoare triple {9748#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} assume true; {9748#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} is VALID [2020-07-17 21:30:21,013 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {9748#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} {9770#(<= 1 ~waterLevel~0)} #462#return; {9718#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:30:21,014 INFO L280 TraceCheckUtils]: 32: Hoare triple {9718#(<= 2 ~waterLevel~0)} assume -2147483648 <= #t~nondet69 && #t~nondet69 <= 2147483647;~tmp___0~2 := #t~nondet69;havoc #t~nondet69; {9718#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:30:21,015 INFO L280 TraceCheckUtils]: 33: Hoare triple {9718#(<= 2 ~waterLevel~0)} assume !(0 != ~tmp___0~2); {9718#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:30:21,015 INFO L280 TraceCheckUtils]: 34: Hoare triple {9718#(<= 2 ~waterLevel~0)} assume -2147483648 <= #t~nondet70 && #t~nondet70 <= 2147483647;~tmp___2~0 := #t~nondet70;havoc #t~nondet70; {9718#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:30:21,016 INFO L280 TraceCheckUtils]: 35: Hoare triple {9718#(<= 2 ~waterLevel~0)} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet71 && #t~nondet71 <= 2147483647;~tmp___1~0 := #t~nondet71;havoc #t~nondet71; {9718#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:30:21,016 INFO L280 TraceCheckUtils]: 36: Hoare triple {9718#(<= 2 ~waterLevel~0)} assume 0 != ~tmp___1~0; {9718#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:30:21,017 INFO L263 TraceCheckUtils]: 37: Hoare triple {9718#(<= 2 ~waterLevel~0)} call stopSystem(); {9718#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:30:21,018 INFO L280 TraceCheckUtils]: 38: Hoare triple {9718#(<= 2 ~waterLevel~0)} assume !(0 != ~pumpRunning~0); {9718#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:30:21,018 INFO L280 TraceCheckUtils]: 39: Hoare triple {9718#(<= 2 ~waterLevel~0)} ~systemActive~0 := 0; {9718#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:30:21,019 INFO L280 TraceCheckUtils]: 40: Hoare triple {9718#(<= 2 ~waterLevel~0)} assume true; {9718#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:30:21,020 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {9718#(<= 2 ~waterLevel~0)} {9718#(<= 2 ~waterLevel~0)} #468#return; {9718#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:30:21,020 INFO L263 TraceCheckUtils]: 42: Hoare triple {9718#(<= 2 ~waterLevel~0)} call timeShift(); {9852#(<= |old(~waterLevel~0)| ~waterLevel~0)} is VALID [2020-07-17 21:30:21,021 INFO L280 TraceCheckUtils]: 43: Hoare triple {9852#(<= |old(~waterLevel~0)| ~waterLevel~0)} assume !(0 != ~pumpRunning~0); {9852#(<= |old(~waterLevel~0)| ~waterLevel~0)} is VALID [2020-07-17 21:30:21,021 INFO L280 TraceCheckUtils]: 44: Hoare triple {9852#(<= |old(~waterLevel~0)| ~waterLevel~0)} assume !(0 != ~systemActive~0); {9852#(<= |old(~waterLevel~0)| ~waterLevel~0)} is VALID [2020-07-17 21:30:21,022 INFO L263 TraceCheckUtils]: 45: Hoare triple {9852#(<= |old(~waterLevel~0)| ~waterLevel~0)} call __utac_acc__Specification4_spec__1(); {9700#true} is VALID [2020-07-17 21:30:21,022 INFO L280 TraceCheckUtils]: 46: Hoare triple {9700#true} havoc ~tmp~4;havoc ~tmp___0~0; {9700#true} is VALID [2020-07-17 21:30:21,022 INFO L263 TraceCheckUtils]: 47: Hoare triple {9700#true} call #t~ret47 := getWaterLevel(); {9700#true} is VALID [2020-07-17 21:30:21,022 INFO L280 TraceCheckUtils]: 48: Hoare triple {9700#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {9700#true} is VALID [2020-07-17 21:30:21,022 INFO L280 TraceCheckUtils]: 49: Hoare triple {9700#true} assume true; {9700#true} is VALID [2020-07-17 21:30:21,023 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {9700#true} {9700#true} #404#return; {9700#true} is VALID [2020-07-17 21:30:21,023 INFO L280 TraceCheckUtils]: 51: Hoare triple {9700#true} assume -2147483648 <= #t~ret47 && #t~ret47 <= 2147483647;~tmp~4 := #t~ret47;havoc #t~ret47; {9700#true} is VALID [2020-07-17 21:30:21,023 INFO L280 TraceCheckUtils]: 52: Hoare triple {9700#true} assume !(0 == ~tmp~4); {9700#true} is VALID [2020-07-17 21:30:21,023 INFO L280 TraceCheckUtils]: 53: Hoare triple {9700#true} assume true; {9700#true} is VALID [2020-07-17 21:30:21,024 INFO L275 TraceCheckUtils]: 54: Hoare quadruple {9700#true} {9852#(<= |old(~waterLevel~0)| ~waterLevel~0)} #478#return; {9852#(<= |old(~waterLevel~0)| ~waterLevel~0)} is VALID [2020-07-17 21:30:21,024 INFO L280 TraceCheckUtils]: 55: Hoare triple {9852#(<= |old(~waterLevel~0)| ~waterLevel~0)} assume true; {9852#(<= |old(~waterLevel~0)| ~waterLevel~0)} is VALID [2020-07-17 21:30:21,025 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {9852#(<= |old(~waterLevel~0)| ~waterLevel~0)} {9718#(<= 2 ~waterLevel~0)} #470#return; {9718#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:30:21,026 INFO L280 TraceCheckUtils]: 57: Hoare triple {9718#(<= 2 ~waterLevel~0)} assume !false; {9718#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:30:21,026 INFO L280 TraceCheckUtils]: 58: Hoare triple {9718#(<= 2 ~waterLevel~0)} assume ~splverifierCounter~0 < 4; {9718#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:30:21,027 INFO L280 TraceCheckUtils]: 59: Hoare triple {9718#(<= 2 ~waterLevel~0)} assume -2147483648 <= #t~nondet68 && #t~nondet68 <= 2147483647;~tmp~7 := #t~nondet68;havoc #t~nondet68; {9718#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:30:21,028 INFO L280 TraceCheckUtils]: 60: Hoare triple {9718#(<= 2 ~waterLevel~0)} assume 0 != ~tmp~7; {9718#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:30:21,028 INFO L263 TraceCheckUtils]: 61: Hoare triple {9718#(<= 2 ~waterLevel~0)} call waterRise(); {9852#(<= |old(~waterLevel~0)| ~waterLevel~0)} is VALID [2020-07-17 21:30:21,029 INFO L280 TraceCheckUtils]: 62: Hoare triple {9852#(<= |old(~waterLevel~0)| ~waterLevel~0)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {9763#(<= |old(~waterLevel~0)| 1)} is VALID [2020-07-17 21:30:21,030 INFO L280 TraceCheckUtils]: 63: Hoare triple {9763#(<= |old(~waterLevel~0)| 1)} assume true; {9763#(<= |old(~waterLevel~0)| 1)} is VALID [2020-07-17 21:30:21,031 INFO L275 TraceCheckUtils]: 64: Hoare quadruple {9763#(<= |old(~waterLevel~0)| 1)} {9718#(<= 2 ~waterLevel~0)} #462#return; {9701#false} is VALID [2020-07-17 21:30:21,031 INFO L280 TraceCheckUtils]: 65: Hoare triple {9701#false} assume -2147483648 <= #t~nondet69 && #t~nondet69 <= 2147483647;~tmp___0~2 := #t~nondet69;havoc #t~nondet69; {9701#false} is VALID [2020-07-17 21:30:21,031 INFO L280 TraceCheckUtils]: 66: Hoare triple {9701#false} assume !(0 != ~tmp___0~2); {9701#false} is VALID [2020-07-17 21:30:21,031 INFO L280 TraceCheckUtils]: 67: Hoare triple {9701#false} assume -2147483648 <= #t~nondet70 && #t~nondet70 <= 2147483647;~tmp___2~0 := #t~nondet70;havoc #t~nondet70; {9701#false} is VALID [2020-07-17 21:30:21,032 INFO L280 TraceCheckUtils]: 68: Hoare triple {9701#false} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet71 && #t~nondet71 <= 2147483647;~tmp___1~0 := #t~nondet71;havoc #t~nondet71; {9701#false} is VALID [2020-07-17 21:30:21,032 INFO L280 TraceCheckUtils]: 69: Hoare triple {9701#false} assume !(0 != ~tmp___1~0); {9701#false} is VALID [2020-07-17 21:30:21,032 INFO L263 TraceCheckUtils]: 70: Hoare triple {9701#false} call timeShift(); {9701#false} is VALID [2020-07-17 21:30:21,032 INFO L280 TraceCheckUtils]: 71: Hoare triple {9701#false} assume !(0 != ~pumpRunning~0); {9701#false} is VALID [2020-07-17 21:30:21,032 INFO L280 TraceCheckUtils]: 72: Hoare triple {9701#false} assume !(0 != ~systemActive~0); {9701#false} is VALID [2020-07-17 21:30:21,033 INFO L263 TraceCheckUtils]: 73: Hoare triple {9701#false} call __utac_acc__Specification4_spec__1(); {9701#false} is VALID [2020-07-17 21:30:21,033 INFO L280 TraceCheckUtils]: 74: Hoare triple {9701#false} havoc ~tmp~4;havoc ~tmp___0~0; {9701#false} is VALID [2020-07-17 21:30:21,033 INFO L263 TraceCheckUtils]: 75: Hoare triple {9701#false} call #t~ret47 := getWaterLevel(); {9701#false} is VALID [2020-07-17 21:30:21,033 INFO L280 TraceCheckUtils]: 76: Hoare triple {9701#false} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {9701#false} is VALID [2020-07-17 21:30:21,033 INFO L280 TraceCheckUtils]: 77: Hoare triple {9701#false} assume true; {9701#false} is VALID [2020-07-17 21:30:21,034 INFO L275 TraceCheckUtils]: 78: Hoare quadruple {9701#false} {9701#false} #404#return; {9701#false} is VALID [2020-07-17 21:30:21,034 INFO L280 TraceCheckUtils]: 79: Hoare triple {9701#false} assume -2147483648 <= #t~ret47 && #t~ret47 <= 2147483647;~tmp~4 := #t~ret47;havoc #t~ret47; {9701#false} is VALID [2020-07-17 21:30:21,034 INFO L280 TraceCheckUtils]: 80: Hoare triple {9701#false} assume 0 == ~tmp~4; {9701#false} is VALID [2020-07-17 21:30:21,034 INFO L263 TraceCheckUtils]: 81: Hoare triple {9701#false} call #t~ret48 := isPumpRunning(); {9701#false} is VALID [2020-07-17 21:30:21,034 INFO L280 TraceCheckUtils]: 82: Hoare triple {9701#false} havoc ~retValue_acc~10;~retValue_acc~10 := ~pumpRunning~0;#res := ~retValue_acc~10; {9701#false} is VALID [2020-07-17 21:30:21,035 INFO L280 TraceCheckUtils]: 83: Hoare triple {9701#false} assume true; {9701#false} is VALID [2020-07-17 21:30:21,035 INFO L275 TraceCheckUtils]: 84: Hoare quadruple {9701#false} {9701#false} #406#return; {9701#false} is VALID [2020-07-17 21:30:21,035 INFO L280 TraceCheckUtils]: 85: Hoare triple {9701#false} assume -2147483648 <= #t~ret48 && #t~ret48 <= 2147483647;~tmp___0~0 := #t~ret48;havoc #t~ret48; {9701#false} is VALID [2020-07-17 21:30:21,035 INFO L280 TraceCheckUtils]: 86: Hoare triple {9701#false} assume 0 != ~tmp___0~0; {9701#false} is VALID [2020-07-17 21:30:21,035 INFO L263 TraceCheckUtils]: 87: Hoare triple {9701#false} call __automaton_fail(); {9701#false} is VALID [2020-07-17 21:30:21,035 INFO L280 TraceCheckUtils]: 88: Hoare triple {9701#false} assume !false; {9701#false} is VALID [2020-07-17 21:30:21,043 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-07-17 21:30:21,043 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-17 21:30:21,044 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 7] total 12 [2020-07-17 21:30:21,044 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [950371989] [2020-07-17 21:30:21,045 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 89 [2020-07-17 21:30:21,047 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:30:21,047 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states. [2020-07-17 21:30:21,238 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 140 edges. 140 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:30:21,239 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-07-17 21:30:21,239 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:30:21,239 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-07-17 21:30:21,239 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2020-07-17 21:30:21,240 INFO L87 Difference]: Start difference. First operand 402 states and 461 transitions. Second operand 12 states. [2020-07-17 21:30:23,782 WARN L193 SmtUtils]: Spent 701.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 186 [2020-07-17 21:30:28,084 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:30:34,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:30:34,910 INFO L93 Difference]: Finished difference Result 565 states and 675 transitions. [2020-07-17 21:30:34,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-07-17 21:30:34,910 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 89 [2020-07-17 21:30:34,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:30:34,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2020-07-17 21:30:34,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 272 transitions. [2020-07-17 21:30:34,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2020-07-17 21:30:34,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 272 transitions. [2020-07-17 21:30:34,920 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states and 272 transitions. [2020-07-17 21:30:35,728 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 272 edges. 272 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:30:35,728 INFO L225 Difference]: With dead ends: 565 [2020-07-17 21:30:35,728 INFO L226 Difference]: Without dead ends: 0 [2020-07-17 21:30:35,731 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 114 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=104, Invalid=276, Unknown=0, NotChecked=0, Total=380 [2020-07-17 21:30:35,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-17 21:30:35,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-17 21:30:35,732 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:30:35,732 INFO L82 GeneralOperation]: Start isEquivalent. First operand 0 states. Second operand 0 states. [2020-07-17 21:30:35,732 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-17 21:30:35,732 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-17 21:30:35,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:30:35,732 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-17 21:30:35,733 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-17 21:30:35,733 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:30:35,733 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:30:35,733 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-17 21:30:35,733 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-17 21:30:35,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:30:35,733 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-17 21:30:35,734 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-17 21:30:35,734 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:30:35,734 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:30:35,734 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:30:35,734 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:30:35,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-17 21:30:35,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-17 21:30:35,735 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 89 [2020-07-17 21:30:35,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:30:35,735 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-17 21:30:35,735 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-07-17 21:30:35,735 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-17 21:30:35,735 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:30:35,945 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2020-07-17 21:30:35,949 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-17 21:30:36,147 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 230 [2020-07-17 21:30:39,765 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 22 [2020-07-17 21:30:40,444 WARN L193 SmtUtils]: Spent 639.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 18 [2020-07-17 21:30:40,844 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-07-17 21:30:41,441 WARN L193 SmtUtils]: Spent 510.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 19 [2020-07-17 21:30:41,630 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-07-17 21:30:42,344 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-07-17 21:30:42,851 WARN L193 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 17 [2020-07-17 21:30:43,073 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:30:43,292 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-07-17 21:30:44,032 WARN L193 SmtUtils]: Spent 653.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 21 [2020-07-17 21:30:44,841 WARN L193 SmtUtils]: Spent 612.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 17 [2020-07-17 21:30:45,674 WARN L193 SmtUtils]: Spent 591.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 16 [2020-07-17 21:30:45,885 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-07-17 21:30:46,142 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-07-17 21:30:46,865 WARN L193 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 22 [2020-07-17 21:30:47,043 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 22 [2020-07-17 21:30:47,460 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 24 [2020-07-17 21:30:47,874 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 24 [2020-07-17 21:30:48,278 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-07-17 21:30:49,066 WARN L193 SmtUtils]: Spent 681.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 18 [2020-07-17 21:30:49,458 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-07-17 21:30:49,602 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 22 [2020-07-17 21:30:49,800 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 22 [2020-07-17 21:30:50,385 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-07-17 21:30:50,928 WARN L193 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 20 [2020-07-17 21:30:51,331 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-07-17 21:30:51,336 INFO L268 CegarLoopResult]: For program point L351(line 351) no Hoare annotation was computed. [2020-07-17 21:30:51,336 INFO L268 CegarLoopResult]: For program point L350-2(lines 350 371) no Hoare annotation was computed. [2020-07-17 21:30:51,337 INFO L268 CegarLoopResult]: For program point L372(lines 349 373) no Hoare annotation was computed. [2020-07-17 21:30:51,337 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 325 380) no Hoare annotation was computed. [2020-07-17 21:30:51,337 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 325 380) no Hoare annotation was computed. [2020-07-17 21:30:51,337 INFO L268 CegarLoopResult]: For program point L356(lines 356 360) no Hoare annotation was computed. [2020-07-17 21:30:51,337 INFO L268 CegarLoopResult]: For program point L356-1(lines 356 360) no Hoare annotation was computed. [2020-07-17 21:30:51,338 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 325 380) no Hoare annotation was computed. [2020-07-17 21:30:51,338 INFO L268 CegarLoopResult]: For program point L413(lines 413 417) no Hoare annotation was computed. [2020-07-17 21:30:51,338 INFO L268 CegarLoopResult]: For program point L413-1(lines 413 417) no Hoare annotation was computed. [2020-07-17 21:30:51,338 INFO L268 CegarLoopResult]: For program point L408(line 408) no Hoare annotation was computed. [2020-07-17 21:30:51,338 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 381 440) no Hoare annotation was computed. [2020-07-17 21:30:51,338 INFO L268 CegarLoopResult]: For program point L407-2(lines 407 432) no Hoare annotation was computed. [2020-07-17 21:30:51,338 INFO L268 CegarLoopResult]: For program point L433(lines 406 434) no Hoare annotation was computed. [2020-07-17 21:30:51,339 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 381 440) no Hoare annotation was computed. [2020-07-17 21:30:51,339 INFO L268 CegarLoopResult]: For program point L426(line 426) no Hoare annotation was computed. [2020-07-17 21:30:51,339 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 381 440) no Hoare annotation was computed. [2020-07-17 21:30:51,339 INFO L268 CegarLoopResult]: For program point L426-1(line 426) no Hoare annotation was computed. [2020-07-17 21:30:51,339 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2020-07-17 21:30:51,339 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2020-07-17 21:30:51,339 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2020-07-17 21:30:51,339 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2020-07-17 21:30:51,339 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2020-07-17 21:30:51,340 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 649 673) the Hoare annotation is: true [2020-07-17 21:30:51,340 INFO L264 CegarLoopResult]: At program point L663(line 663) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or (not (<= 2 ~waterLevel~0)) .cse0) (or (not (= 1 ~waterLevel~0)) .cse0))) [2020-07-17 21:30:51,340 INFO L268 CegarLoopResult]: For program point L661(lines 661 667) no Hoare annotation was computed. [2020-07-17 21:30:51,340 INFO L264 CegarLoopResult]: At program point L659(line 659) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or (not (<= 2 ~waterLevel~0)) .cse0) (or (not (= 1 ~waterLevel~0)) .cse0))) [2020-07-17 21:30:51,340 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 649 673) no Hoare annotation was computed. [2020-07-17 21:30:51,340 INFO L268 CegarLoopResult]: For program point L659-1(line 659) no Hoare annotation was computed. [2020-07-17 21:30:51,340 INFO L268 CegarLoopResult]: For program point L657(lines 657 670) no Hoare annotation was computed. [2020-07-17 21:30:51,340 INFO L268 CegarLoopResult]: For program point L657-1(lines 649 673) no Hoare annotation was computed. [2020-07-17 21:30:51,340 INFO L271 CegarLoopResult]: At program point L655(line 655) the Hoare annotation is: true [2020-07-17 21:30:51,341 INFO L268 CegarLoopResult]: For program point L655-1(line 655) no Hoare annotation was computed. [2020-07-17 21:30:51,341 INFO L268 CegarLoopResult]: For program point L257(line 257) no Hoare annotation was computed. [2020-07-17 21:30:51,341 INFO L264 CegarLoopResult]: At program point L256(line 256) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2020-07-17 21:30:51,341 INFO L264 CegarLoopResult]: At program point L255(line 255) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2020-07-17 21:30:51,341 INFO L264 CegarLoopResult]: At program point L255-1(line 255) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2020-07-17 21:30:51,342 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 249 271) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2020-07-17 21:30:51,342 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 249 271) no Hoare annotation was computed. [2020-07-17 21:30:51,342 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 249 271) no Hoare annotation was computed. [2020-07-17 21:30:51,342 INFO L264 CegarLoopResult]: At program point L261(line 261) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= main_~tmp~0 ~waterLevel~0)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-17 21:30:51,342 INFO L264 CegarLoopResult]: At program point L261-1(line 261) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= main_~tmp~0 ~waterLevel~0)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-17 21:30:51,342 INFO L268 CegarLoopResult]: For program point L259(lines 259 266) no Hoare annotation was computed. [2020-07-17 21:30:51,342 INFO L268 CegarLoopResult]: For program point L259-1(lines 259 266) no Hoare annotation was computed. [2020-07-17 21:30:51,343 INFO L268 CegarLoopResult]: For program point L225(line 225) no Hoare annotation was computed. [2020-07-17 21:30:51,343 INFO L268 CegarLoopResult]: For program point L224(line 224) no Hoare annotation was computed. [2020-07-17 21:30:51,343 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 207 230) no Hoare annotation was computed. [2020-07-17 21:30:51,343 INFO L268 CegarLoopResult]: For program point L223(line 223) no Hoare annotation was computed. [2020-07-17 21:30:51,343 INFO L268 CegarLoopResult]: For program point L222(line 222) no Hoare annotation was computed. [2020-07-17 21:30:51,343 INFO L268 CegarLoopResult]: For program point L221(line 221) no Hoare annotation was computed. [2020-07-17 21:30:51,343 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 207 230) no Hoare annotation was computed. [2020-07-17 21:30:51,344 INFO L268 CegarLoopResult]: For program point L220(line 220) no Hoare annotation was computed. [2020-07-17 21:30:51,344 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 207 230) no Hoare annotation was computed. [2020-07-17 21:30:51,344 INFO L268 CegarLoopResult]: For program point L219(line 219) no Hoare annotation was computed. [2020-07-17 21:30:51,344 INFO L268 CegarLoopResult]: For program point L218(line 218) no Hoare annotation was computed. [2020-07-17 21:30:51,344 INFO L268 CegarLoopResult]: For program point L217(line 217) no Hoare annotation was computed. [2020-07-17 21:30:51,344 INFO L268 CegarLoopResult]: For program point L216(line 216) no Hoare annotation was computed. [2020-07-17 21:30:51,344 INFO L268 CegarLoopResult]: For program point L215(line 215) no Hoare annotation was computed. [2020-07-17 21:30:51,344 INFO L268 CegarLoopResult]: For program point L214(line 214) no Hoare annotation was computed. [2020-07-17 21:30:51,344 INFO L268 CegarLoopResult]: For program point L213(line 213) no Hoare annotation was computed. [2020-07-17 21:30:51,344 INFO L268 CegarLoopResult]: For program point L212(line 212) no Hoare annotation was computed. [2020-07-17 21:30:51,344 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 830 844) no Hoare annotation was computed. [2020-07-17 21:30:51,345 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 830 844) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (and (= |old(~systemActive~0)| ~systemActive~0) (= 0 ~pumpRunning~0)))) (and (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1) (or (not (= 1 ~waterLevel~0)) .cse0 .cse1))) [2020-07-17 21:30:51,345 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 830 844) no Hoare annotation was computed. [2020-07-17 21:30:51,345 INFO L264 CegarLoopResult]: At program point L836(line 836) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or (not (= 1 ~waterLevel~0)) .cse0) (or .cse0 (not (<= 2 ~waterLevel~0))))) [2020-07-17 21:30:51,345 INFO L268 CegarLoopResult]: For program point L834(lines 834 840) no Hoare annotation was computed. [2020-07-17 21:30:51,345 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 766 774) no Hoare annotation was computed. [2020-07-17 21:30:51,345 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 766 774) the Hoare annotation is: true [2020-07-17 21:30:51,345 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 766 774) no Hoare annotation was computed. [2020-07-17 21:30:51,345 INFO L268 CegarLoopResult]: For program point L818-1(line 818) no Hoare annotation was computed. [2020-07-17 21:30:51,345 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 811 829) the Hoare annotation is: true [2020-07-17 21:30:51,345 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 811 829) no Hoare annotation was computed. [2020-07-17 21:30:51,346 INFO L268 CegarLoopResult]: For program point L820(lines 820 824) no Hoare annotation was computed. [2020-07-17 21:30:51,346 INFO L271 CegarLoopResult]: At program point L818(line 818) the Hoare annotation is: true [2020-07-17 21:30:51,346 INFO L268 CegarLoopResult]: For program point L820-2(lines 820 824) no Hoare annotation was computed. [2020-07-17 21:30:51,346 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 811 829) no Hoare annotation was computed. [2020-07-17 21:30:51,346 INFO L268 CegarLoopResult]: For program point L794(lines 794 802) no Hoare annotation was computed. [2020-07-17 21:30:51,346 INFO L268 CegarLoopResult]: For program point L794-2(lines 794 802) no Hoare annotation was computed. [2020-07-17 21:30:51,346 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 775 810) no Hoare annotation was computed. [2020-07-17 21:30:51,346 INFO L268 CegarLoopResult]: For program point L782(lines 782 790) no Hoare annotation was computed. [2020-07-17 21:30:51,346 INFO L268 CegarLoopResult]: For program point L782-2(lines 782 790) no Hoare annotation was computed. [2020-07-17 21:30:51,346 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 775 810) no Hoare annotation was computed. [2020-07-17 21:30:51,346 INFO L268 CegarLoopResult]: For program point L805(line 805) no Hoare annotation was computed. [2020-07-17 21:30:51,346 INFO L268 CegarLoopResult]: For program point L805-1(line 805) no Hoare annotation was computed. [2020-07-17 21:30:51,347 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 775 810) no Hoare annotation was computed. [2020-07-17 21:30:51,347 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2020-07-17 21:30:51,347 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2020-07-17 21:30:51,347 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 279 324) no Hoare annotation was computed. [2020-07-17 21:30:51,347 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 279 324) no Hoare annotation was computed. [2020-07-17 21:30:51,347 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 279 324) no Hoare annotation was computed. [2020-07-17 21:30:51,347 INFO L268 CegarLoopResult]: For program point L606(lines 606 626) no Hoare annotation was computed. [2020-07-17 21:30:51,347 INFO L268 CegarLoopResult]: For program point L606-1(lines 606 626) no Hoare annotation was computed. [2020-07-17 21:30:51,347 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 592 637) no Hoare annotation was computed. [2020-07-17 21:30:51,347 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 592 637) no Hoare annotation was computed. [2020-07-17 21:30:51,347 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 592 637) no Hoare annotation was computed. [2020-07-17 21:30:51,347 INFO L268 CegarLoopResult]: For program point L612(lines 612 619) no Hoare annotation was computed. [2020-07-17 21:30:51,348 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 239 248) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2020-07-17 21:30:51,348 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 239 248) no Hoare annotation was computed. [2020-07-17 21:30:51,348 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 239 248) no Hoare annotation was computed. [2020-07-17 21:30:51,348 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 755 765) no Hoare annotation was computed. [2020-07-17 21:30:51,348 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 755 765) no Hoare annotation was computed. [2020-07-17 21:30:51,348 INFO L268 CegarLoopResult]: For program point L760(line 760) no Hoare annotation was computed. [2020-07-17 21:30:51,348 INFO L268 CegarLoopResult]: For program point L760-1(line 760) no Hoare annotation was computed. [2020-07-17 21:30:51,348 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 755 765) no Hoare annotation was computed. [2020-07-17 21:30:51,348 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 747 754) the Hoare annotation is: true [2020-07-17 21:30:51,349 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 747 754) no Hoare annotation was computed. [2020-07-17 21:30:51,349 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 747 754) no Hoare annotation was computed. [2020-07-17 21:30:51,349 INFO L264 CegarLoopResult]: At program point L733(line 733) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~systemActive~0)) (.cse2 (= 0 ~pumpRunning~0))) (and (or (not (= 1 ~waterLevel~0)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))))) [2020-07-17 21:30:51,349 INFO L268 CegarLoopResult]: For program point L733-1(lines 714 738) no Hoare annotation was computed. [2020-07-17 21:30:51,349 INFO L264 CegarLoopResult]: At program point L728(line 728) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~systemActive~0))) (and (or (not (= 1 ~waterLevel~0)) .cse0 .cse1) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))))) [2020-07-17 21:30:51,349 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 714 738) no Hoare annotation was computed. [2020-07-17 21:30:51,350 INFO L264 CegarLoopResult]: At program point L724(line 724) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~systemActive~0))) (and (or (not (= 1 ~waterLevel~0)) .cse0 .cse1) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))))) [2020-07-17 21:30:51,350 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 714 738) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~systemActive~0)) (.cse2 (= 0 ~pumpRunning~0))) (and (or (not (= 1 ~waterLevel~0)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))))) [2020-07-17 21:30:51,350 INFO L268 CegarLoopResult]: For program point L722(lines 722 730) no Hoare annotation was computed. [2020-07-17 21:30:51,350 INFO L264 CegarLoopResult]: At program point L720(line 720) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~systemActive~0))) (and (or (not (= 1 ~waterLevel~0)) .cse0 .cse1) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))))) [2020-07-17 21:30:51,350 INFO L268 CegarLoopResult]: For program point L720-1(line 720) no Hoare annotation was computed. [2020-07-17 21:30:51,350 INFO L268 CegarLoopResult]: For program point L718(lines 718 735) no Hoare annotation was computed. [2020-07-17 21:30:51,350 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 706 712) no Hoare annotation was computed. [2020-07-17 21:30:51,350 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 706 712) the Hoare annotation is: true [2020-07-17 21:30:51,351 INFO L268 CegarLoopResult]: For program point L865(lines 864 913) no Hoare annotation was computed. [2020-07-17 21:30:51,351 INFO L264 CegarLoopResult]: At program point L896(line 896) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 0 ~pumpRunning~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and .cse0 .cse1 (= 1 ~waterLevel~0)) (and .cse0 (<= 2 ~waterLevel~0) .cse1))) [2020-07-17 21:30:51,351 INFO L264 CegarLoopResult]: At program point testENTRY(lines 854 921) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2020-07-17 21:30:51,351 INFO L268 CegarLoopResult]: For program point L894(lines 894 909) no Hoare annotation was computed. [2020-07-17 21:30:51,351 INFO L268 CegarLoopResult]: For program point testFINAL(lines 854 921) no Hoare annotation was computed. [2020-07-17 21:30:51,351 INFO L264 CegarLoopResult]: At program point L886(line 886) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 0 ~pumpRunning~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (not (= 1 |old(~waterLevel~0)|)) (and .cse0 .cse1 (= 1 ~waterLevel~0)))) [2020-07-17 21:30:51,352 INFO L268 CegarLoopResult]: For program point L884(lines 884 890) no Hoare annotation was computed. [2020-07-17 21:30:51,352 INFO L268 CegarLoopResult]: For program point L884-1(lines 884 890) no Hoare annotation was computed. [2020-07-17 21:30:51,352 INFO L264 CegarLoopResult]: At program point L911(lines 864 913) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 0 ~pumpRunning~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (not (= 1 |old(~waterLevel~0)|)) (and .cse0 .cse1 (= 1 ~waterLevel~0)))) [2020-07-17 21:30:51,352 INFO L264 CegarLoopResult]: At program point L876(line 876) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 0 ~pumpRunning~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and .cse0 .cse1 (= 1 ~waterLevel~0)))) [2020-07-17 21:30:51,352 INFO L268 CegarLoopResult]: For program point L874(lines 874 880) no Hoare annotation was computed. [2020-07-17 21:30:51,352 INFO L268 CegarLoopResult]: For program point L874-1(lines 874 880) no Hoare annotation was computed. [2020-07-17 21:30:51,352 INFO L268 CegarLoopResult]: For program point L866(lines 866 870) no Hoare annotation was computed. [2020-07-17 21:30:51,353 INFO L264 CegarLoopResult]: At program point L914(lines 863 915) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-17 21:30:51,353 INFO L264 CegarLoopResult]: At program point L904(line 904) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 0 ~pumpRunning~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and .cse0 .cse1 (= 1 ~waterLevel~0)))) [2020-07-17 21:30:51,353 INFO L268 CegarLoopResult]: For program point L902(lines 902 908) no Hoare annotation was computed. [2020-07-17 21:30:51,353 INFO L264 CegarLoopResult]: At program point L902-1(lines 894 909) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 0 ~pumpRunning~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (not (= 1 |old(~waterLevel~0)|)) (and .cse0 .cse1 (= 1 ~waterLevel~0)))) [2020-07-17 21:30:51,353 INFO L268 CegarLoopResult]: For program point testEXIT(lines 854 921) no Hoare annotation was computed. [2020-07-17 21:30:51,353 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 546 591) no Hoare annotation was computed. [2020-07-17 21:30:51,353 INFO L268 CegarLoopResult]: For program point L566(lines 566 573) no Hoare annotation was computed. [2020-07-17 21:30:51,353 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 546 591) no Hoare annotation was computed. [2020-07-17 21:30:51,354 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 546 591) no Hoare annotation was computed. [2020-07-17 21:30:51,354 INFO L268 CegarLoopResult]: For program point L560(lines 560 580) no Hoare annotation was computed. [2020-07-17 21:30:51,354 INFO L268 CegarLoopResult]: For program point L560-1(lines 560 580) no Hoare annotation was computed. [2020-07-17 21:30:51,354 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 164 172) no Hoare annotation was computed. [2020-07-17 21:30:51,354 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 164 172) the Hoare annotation is: true [2020-07-17 21:30:51,354 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 164 172) no Hoare annotation was computed. [2020-07-17 21:30:51,354 INFO L268 CegarLoopResult]: For program point L140(lines 140 148) no Hoare annotation was computed. [2020-07-17 21:30:51,354 INFO L268 CegarLoopResult]: For program point L140-2(lines 140 148) no Hoare annotation was computed. [2020-07-17 21:30:51,354 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 132 154) no Hoare annotation was computed. [2020-07-17 21:30:51,355 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 132 154) no Hoare annotation was computed. [2020-07-17 21:30:51,355 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 132 154) no Hoare annotation was computed. [2020-07-17 21:30:51,355 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2020-07-17 21:30:51,355 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2020-07-17 21:30:51,355 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2020-07-17 21:30:51,355 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 443 545) no Hoare annotation was computed. [2020-07-17 21:30:51,355 INFO L268 CegarLoopResult]: For program point L508(line 508) no Hoare annotation was computed. [2020-07-17 21:30:51,355 INFO L268 CegarLoopResult]: For program point L508-1(line 508) no Hoare annotation was computed. [2020-07-17 21:30:51,355 INFO L268 CegarLoopResult]: For program point L467(lines 467 471) no Hoare annotation was computed. [2020-07-17 21:30:51,356 INFO L268 CegarLoopResult]: For program point L531(lines 531 542) no Hoare annotation was computed. [2020-07-17 21:30:51,356 INFO L268 CegarLoopResult]: For program point L494(lines 494 498) no Hoare annotation was computed. [2020-07-17 21:30:51,356 INFO L268 CegarLoopResult]: For program point L492-2(lines 492 512) no Hoare annotation was computed. [2020-07-17 21:30:51,356 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 443 545) no Hoare annotation was computed. [2020-07-17 21:30:51,356 INFO L268 CegarLoopResult]: For program point L513(lines 491 514) no Hoare annotation was computed. [2020-07-17 21:30:51,356 INFO L268 CegarLoopResult]: For program point L472(lines 472 488) no Hoare annotation was computed. [2020-07-17 21:30:51,356 INFO L268 CegarLoopResult]: For program point L532(lines 532 539) no Hoare annotation was computed. [2020-07-17 21:30:51,356 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 443 545) no Hoare annotation was computed. [2020-07-17 21:30:51,356 INFO L268 CegarLoopResult]: For program point L493(lines 492 512) no Hoare annotation was computed. [2020-07-17 21:30:51,357 INFO L268 CegarLoopResult]: For program point L524(line 524) no Hoare annotation was computed. [2020-07-17 21:30:51,357 INFO L268 CegarLoopResult]: For program point L524-1(line 524) no Hoare annotation was computed. [2020-07-17 21:30:51,357 INFO L268 CegarLoopResult]: For program point L489(lines 489 530) no Hoare annotation was computed. [2020-07-17 21:30:51,357 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-17 21:30:51,367 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|)) [2020-07-17 21:30:51,367 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-17 21:30:51,367 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 739 746) no Hoare annotation was computed. [2020-07-17 21:30:51,367 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 739 746) no Hoare annotation was computed. [2020-07-17 21:30:51,367 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 739 746) no Hoare annotation was computed. [2020-07-17 21:30:51,368 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 155 163) the Hoare annotation is: true [2020-07-17 21:30:51,368 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 155 163) no Hoare annotation was computed. [2020-07-17 21:30:51,368 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 155 163) no Hoare annotation was computed. [2020-07-17 21:30:51,368 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 111 122) the Hoare annotation is: (let ((.cse0 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (.cse1 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1) (or (not (= 1 ~waterLevel~0)) .cse0 .cse1))) [2020-07-17 21:30:51,368 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 111 122) no Hoare annotation was computed. [2020-07-17 21:30:51,369 INFO L268 CegarLoopResult]: For program point L115-1(lines 111 122) no Hoare annotation was computed. [2020-07-17 21:30:51,369 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-17 21:30:51,369 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-17 21:30:51,369 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-17 21:30:51,369 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 123 131) no Hoare annotation was computed. [2020-07-17 21:30:51,369 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 123 131) no Hoare annotation was computed. [2020-07-17 21:30:51,369 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 123 131) no Hoare annotation was computed. [2020-07-17 21:30:51,369 INFO L264 CegarLoopResult]: At program point L695(line 695) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (and (not (= 0 ~systemActive~0)) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0)))) (and (or .cse0 (not (= 1 |old(~waterLevel~0)|)) .cse1) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1))) [2020-07-17 21:30:51,369 INFO L264 CegarLoopResult]: At program point L693(lines 693 699) the Hoare annotation is: (let ((.cse0 (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (not (<= 2 |old(~waterLevel~0)|))) (or .cse0 .cse1 (not (= 1 |old(~waterLevel~0)|))))) [2020-07-17 21:30:51,370 INFO L264 CegarLoopResult]: At program point L688(line 688) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (<= 2 |old(~waterLevel~0)|))) (or .cse0 (not (= 1 |old(~waterLevel~0)|))))) [2020-07-17 21:30:51,370 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 682 705) the Hoare annotation is: (let ((.cse0 (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (not (= 1 |old(~waterLevel~0)|))) (or .cse0 .cse1 (not (<= 2 |old(~waterLevel~0)|))))) [2020-07-17 21:30:51,370 INFO L268 CegarLoopResult]: For program point L686(lines 685 704) no Hoare annotation was computed. [2020-07-17 21:30:51,370 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 682 705) no Hoare annotation was computed. [2020-07-17 21:30:51,370 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 682 705) no Hoare annotation was computed. [2020-07-17 21:30:51,370 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 176 205) no Hoare annotation was computed. [2020-07-17 21:30:51,370 INFO L268 CegarLoopResult]: For program point L190(lines 190 194) no Hoare annotation was computed. [2020-07-17 21:30:51,370 INFO L271 CegarLoopResult]: At program point L190-1(lines 190 194) the Hoare annotation is: true [2020-07-17 21:30:51,371 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 176 205) the Hoare annotation is: true [2020-07-17 21:30:51,371 INFO L268 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2020-07-17 21:30:51,371 INFO L271 CegarLoopResult]: At program point L186-2(lines 186 200) the Hoare annotation is: true [2020-07-17 21:30:51,371 INFO L271 CegarLoopResult]: At program point L182(line 182) the Hoare annotation is: true [2020-07-17 21:30:51,371 INFO L268 CegarLoopResult]: For program point L182-1(line 182) no Hoare annotation was computed. [2020-07-17 21:30:51,371 INFO L271 CegarLoopResult]: At program point L201(lines 176 205) the Hoare annotation is: true [2020-07-17 21:30:51,371 INFO L268 CegarLoopResult]: For program point L197(line 197) no Hoare annotation was computed. [2020-07-17 21:30:51,371 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 87 98) the Hoare annotation is: true [2020-07-17 21:30:51,372 INFO L268 CegarLoopResult]: For program point L91-1(lines 87 98) no Hoare annotation was computed. [2020-07-17 21:30:51,372 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 87 98) no Hoare annotation was computed. [2020-07-17 21:30:51,372 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 231 237) no Hoare annotation was computed. [2020-07-17 21:30:51,372 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 231 237) the Hoare annotation is: true [2020-07-17 21:30:51,372 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-17 21:30:51,372 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= 1 ~systemActive~0)) [2020-07-17 21:30:51,372 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-17 21:30:51,372 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-17 21:30:51,373 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 845 852) no Hoare annotation was computed. [2020-07-17 21:30:51,373 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 845 852) the Hoare annotation is: (let ((.cse0 (= |old(~systemActive~0)| ~systemActive~0)) (.cse1 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1) (or .cse0 (not (= 1 ~waterLevel~0)) .cse1))) [2020-07-17 21:30:51,373 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 845 852) no Hoare annotation was computed. [2020-07-17 21:30:51,373 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 99 110) no Hoare annotation was computed. [2020-07-17 21:30:51,373 INFO L268 CegarLoopResult]: For program point L103-1(lines 99 110) no Hoare annotation was computed. [2020-07-17 21:30:51,373 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 99 110) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 .cse1 (not (= 1 |old(~waterLevel~0)|))) (or .cse0 .cse1 (not (<= 2 |old(~waterLevel~0)|))))) [2020-07-17 21:30:51,373 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 639 646) no Hoare annotation was computed. [2020-07-17 21:30:51,374 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 643) no Hoare annotation was computed. [2020-07-17 21:30:51,374 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 639 646) the Hoare annotation is: true [2020-07-17 21:30:51,374 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 639 646) no Hoare annotation was computed. [2020-07-17 21:30:51,378 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeENTRY has no Hoare annotation [2020-07-17 21:30:51,379 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetENTRY has no Hoare annotation [2020-07-17 21:30:51,379 WARN L170 areAnnotationChecker]: select_helpersEXIT has no Hoare annotation [2020-07-17 21:30:51,379 WARN L170 areAnnotationChecker]: valid_productFINAL has no Hoare annotation [2020-07-17 21:30:51,382 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-17 21:30:51,382 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-17 21:30:51,386 WARN L170 areAnnotationChecker]: L834 has no Hoare annotation [2020-07-17 21:30:51,386 WARN L170 areAnnotationChecker]: isPumpRunningFINAL has no Hoare annotation [2020-07-17 21:30:51,387 WARN L170 areAnnotationChecker]: printPumpENTRY has no Hoare annotation [2020-07-17 21:30:51,387 WARN L170 areAnnotationChecker]: select_featuresEXIT has no Hoare annotation [2020-07-17 21:30:51,387 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setENTRY has no Hoare annotation [2020-07-17 21:30:51,387 WARN L170 areAnnotationChecker]: runTestFINAL has no Hoare annotation [2020-07-17 21:30:51,396 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeENTRY has no Hoare annotation [2020-07-17 21:30:51,397 WARN L170 areAnnotationChecker]: isMethaneAlarmENTRY has no Hoare annotation [2020-07-17 21:30:51,397 WARN L170 areAnnotationChecker]: deactivatePumpFINAL has no Hoare annotation [2020-07-17 21:30:51,397 WARN L170 areAnnotationChecker]: L718 has no Hoare annotation [2020-07-17 21:30:51,397 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-17 21:30:51,398 WARN L170 areAnnotationChecker]: __utac__get_this_argENTRY has no Hoare annotation [2020-07-17 21:30:51,398 WARN L170 areAnnotationChecker]: isLowWaterSensorDryFINAL has no Hoare annotation [2020-07-17 21:30:51,398 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-17 21:30:51,398 WARN L170 areAnnotationChecker]: select_oneENTRY has no Hoare annotation [2020-07-17 21:30:51,398 WARN L170 areAnnotationChecker]: printEnvironmentENTRY has no Hoare annotation [2020-07-17 21:30:51,398 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtENTRY has no Hoare annotation [2020-07-17 21:30:51,398 WARN L170 areAnnotationChecker]: activatePumpENTRY has no Hoare annotation [2020-07-17 21:30:51,398 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intENTRY has no Hoare annotation [2020-07-17 21:30:51,398 WARN L170 areAnnotationChecker]: L115-1 has no Hoare annotation [2020-07-17 21:30:51,399 WARN L170 areAnnotationChecker]: L115-1 has no Hoare annotation [2020-07-17 21:30:51,399 WARN L170 areAnnotationChecker]: getWaterLevelFINAL has no Hoare annotation [2020-07-17 21:30:51,399 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalENTRY has no Hoare annotation [2020-07-17 21:30:51,400 WARN L170 areAnnotationChecker]: L686 has no Hoare annotation [2020-07-17 21:30:51,400 WARN L170 areAnnotationChecker]: L91-1 has no Hoare annotation [2020-07-17 21:30:51,401 WARN L170 areAnnotationChecker]: L91-1 has no Hoare annotation [2020-07-17 21:30:51,405 WARN L170 areAnnotationChecker]: setupEXIT has no Hoare annotation [2020-07-17 21:30:51,405 WARN L170 areAnnotationChecker]: startSystemFINAL has no Hoare annotation [2020-07-17 21:30:51,405 WARN L170 areAnnotationChecker]: L103-1 has no Hoare annotation [2020-07-17 21:30:51,406 WARN L170 areAnnotationChecker]: L103-1 has no Hoare annotation [2020-07-17 21:30:51,406 WARN L170 areAnnotationChecker]: __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION has no Hoare annotation [2020-07-17 21:30:51,406 WARN L170 areAnnotationChecker]: __automaton_failFINAL has no Hoare annotation [2020-07-17 21:30:51,406 WARN L170 areAnnotationChecker]: L350-2 has no Hoare annotation [2020-07-17 21:30:51,406 WARN L170 areAnnotationChecker]: L350-2 has no Hoare annotation [2020-07-17 21:30:51,406 WARN L170 areAnnotationChecker]: L350-2 has no Hoare annotation [2020-07-17 21:30:51,406 WARN L170 areAnnotationChecker]: L407-2 has no Hoare annotation [2020-07-17 21:30:51,406 WARN L170 areAnnotationChecker]: L407-2 has no Hoare annotation [2020-07-17 21:30:51,407 WARN L170 areAnnotationChecker]: L407-2 has no Hoare annotation [2020-07-17 21:30:51,407 WARN L170 areAnnotationChecker]: select_helpersEXIT has no Hoare annotation [2020-07-17 21:30:51,407 WARN L170 areAnnotationChecker]: valid_productFINAL has no Hoare annotation [2020-07-17 21:30:51,407 WARN L170 areAnnotationChecker]: L655-1 has no Hoare annotation [2020-07-17 21:30:51,407 WARN L170 areAnnotationChecker]: L212 has no Hoare annotation [2020-07-17 21:30:51,407 WARN L170 areAnnotationChecker]: L212 has no Hoare annotation [2020-07-17 21:30:51,407 WARN L170 areAnnotationChecker]: L834 has no Hoare annotation [2020-07-17 21:30:51,407 WARN L170 areAnnotationChecker]: L834 has no Hoare annotation [2020-07-17 21:30:51,407 WARN L170 areAnnotationChecker]: isPumpRunningFINAL has no Hoare annotation [2020-07-17 21:30:51,407 WARN L170 areAnnotationChecker]: L818-1 has no Hoare annotation [2020-07-17 21:30:51,408 WARN L170 areAnnotationChecker]: L782 has no Hoare annotation [2020-07-17 21:30:51,408 WARN L170 areAnnotationChecker]: L782 has no Hoare annotation [2020-07-17 21:30:51,408 WARN L170 areAnnotationChecker]: select_featuresEXIT has no Hoare annotation [2020-07-17 21:30:51,408 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setFINAL has no Hoare annotation [2020-07-17 21:30:51,408 WARN L170 areAnnotationChecker]: runTestFINAL has no Hoare annotation [2020-07-17 21:30:51,408 WARN L170 areAnnotationChecker]: L606 has no Hoare annotation [2020-07-17 21:30:51,408 WARN L170 areAnnotationChecker]: L606 has no Hoare annotation [2020-07-17 21:30:51,408 WARN L170 areAnnotationChecker]: L760 has no Hoare annotation [2020-07-17 21:30:51,408 WARN L170 areAnnotationChecker]: L760 has no Hoare annotation [2020-07-17 21:30:51,409 WARN L170 areAnnotationChecker]: deactivatePumpFINAL has no Hoare annotation [2020-07-17 21:30:51,409 WARN L170 areAnnotationChecker]: L718 has no Hoare annotation [2020-07-17 21:30:51,409 WARN L170 areAnnotationChecker]: L718 has no Hoare annotation [2020-07-17 21:30:51,409 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-17 21:30:51,409 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-17 21:30:51,410 WARN L170 areAnnotationChecker]: L865 has no Hoare annotation [2020-07-17 21:30:51,410 WARN L170 areAnnotationChecker]: L560 has no Hoare annotation [2020-07-17 21:30:51,410 WARN L170 areAnnotationChecker]: L560 has no Hoare annotation [2020-07-17 21:30:51,410 WARN L170 areAnnotationChecker]: isLowWaterSensorDryFINAL has no Hoare annotation [2020-07-17 21:30:51,410 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-17 21:30:51,410 WARN L170 areAnnotationChecker]: select_oneFINAL has no Hoare annotation [2020-07-17 21:30:51,410 WARN L170 areAnnotationChecker]: L140 has no Hoare annotation [2020-07-17 21:30:51,411 WARN L170 areAnnotationChecker]: L140 has no Hoare annotation [2020-07-17 21:30:51,411 WARN L170 areAnnotationChecker]: L467 has no Hoare annotation [2020-07-17 21:30:51,411 WARN L170 areAnnotationChecker]: L467 has no Hoare annotation [2020-07-17 21:30:51,411 WARN L170 areAnnotationChecker]: activatePumpFINAL has no Hoare annotation [2020-07-17 21:30:51,411 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intFINAL has no Hoare annotation [2020-07-17 21:30:51,411 WARN L170 areAnnotationChecker]: L115-1 has no Hoare annotation [2020-07-17 21:30:51,411 WARN L170 areAnnotationChecker]: getWaterLevelFINAL has no Hoare annotation [2020-07-17 21:30:51,411 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalFINAL has no Hoare annotation [2020-07-17 21:30:51,411 WARN L170 areAnnotationChecker]: L182-1 has no Hoare annotation [2020-07-17 21:30:51,412 WARN L170 areAnnotationChecker]: L686 has no Hoare annotation [2020-07-17 21:30:51,412 WARN L170 areAnnotationChecker]: L686 has no Hoare annotation [2020-07-17 21:30:51,412 WARN L170 areAnnotationChecker]: L686 has no Hoare annotation [2020-07-17 21:30:51,412 WARN L170 areAnnotationChecker]: L91-1 has no Hoare annotation [2020-07-17 21:30:51,413 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-17 21:30:51,413 WARN L170 areAnnotationChecker]: setupEXIT has no Hoare annotation [2020-07-17 21:30:51,414 WARN L170 areAnnotationChecker]: startSystemFINAL has no Hoare annotation [2020-07-17 21:30:51,414 WARN L170 areAnnotationChecker]: L103-1 has no Hoare annotation [2020-07-17 21:30:51,414 WARN L170 areAnnotationChecker]: __automaton_failFINAL has no Hoare annotation [2020-07-17 21:30:51,414 WARN L170 areAnnotationChecker]: L372 has no Hoare annotation [2020-07-17 21:30:51,414 WARN L170 areAnnotationChecker]: L351 has no Hoare annotation [2020-07-17 21:30:51,414 WARN L170 areAnnotationChecker]: L433 has no Hoare annotation [2020-07-17 21:30:51,414 WARN L170 areAnnotationChecker]: L433 has no Hoare annotation [2020-07-17 21:30:51,414 WARN L170 areAnnotationChecker]: L408 has no Hoare annotation [2020-07-17 21:30:51,414 WARN L170 areAnnotationChecker]: valid_productEXIT has no Hoare annotation [2020-07-17 21:30:51,415 WARN L170 areAnnotationChecker]: L655-1 has no Hoare annotation [2020-07-17 21:30:51,415 WARN L170 areAnnotationChecker]: L213 has no Hoare annotation [2020-07-17 21:30:51,415 WARN L170 areAnnotationChecker]: L213 has no Hoare annotation [2020-07-17 21:30:51,415 WARN L170 areAnnotationChecker]: stopSystemFINAL has no Hoare annotation [2020-07-17 21:30:51,415 WARN L170 areAnnotationChecker]: isPumpRunningEXIT has no Hoare annotation [2020-07-17 21:30:51,415 WARN L170 areAnnotationChecker]: L818-1 has no Hoare annotation [2020-07-17 21:30:51,415 WARN L170 areAnnotationChecker]: L782-2 has no Hoare annotation [2020-07-17 21:30:51,415 WARN L170 areAnnotationChecker]: L257 has no Hoare annotation [2020-07-17 21:30:51,415 WARN L170 areAnnotationChecker]: runTestEXIT has no Hoare annotation [2020-07-17 21:30:51,416 WARN L170 areAnnotationChecker]: L612 has no Hoare annotation [2020-07-17 21:30:51,416 WARN L170 areAnnotationChecker]: L612 has no Hoare annotation [2020-07-17 21:30:51,416 WARN L170 areAnnotationChecker]: L606-1 has no Hoare annotation [2020-07-17 21:30:51,416 WARN L170 areAnnotationChecker]: L760-1 has no Hoare annotation [2020-07-17 21:30:51,416 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-17 21:30:51,416 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-17 21:30:51,416 WARN L170 areAnnotationChecker]: L720-1 has no Hoare annotation [2020-07-17 21:30:51,416 WARN L170 areAnnotationChecker]: L733-1 has no Hoare annotation [2020-07-17 21:30:51,416 WARN L170 areAnnotationChecker]: L733-1 has no Hoare annotation [2020-07-17 21:30:51,416 WARN L170 areAnnotationChecker]: testFINAL has no Hoare annotation [2020-07-17 21:30:51,417 WARN L170 areAnnotationChecker]: L865 has no Hoare annotation [2020-07-17 21:30:51,417 WARN L170 areAnnotationChecker]: L865 has no Hoare annotation [2020-07-17 21:30:51,417 WARN L170 areAnnotationChecker]: L566 has no Hoare annotation [2020-07-17 21:30:51,417 WARN L170 areAnnotationChecker]: L566 has no Hoare annotation [2020-07-17 21:30:51,417 WARN L170 areAnnotationChecker]: L560-1 has no Hoare annotation [2020-07-17 21:30:51,417 WARN L170 areAnnotationChecker]: isLowWaterSensorDryEXIT has no Hoare annotation [2020-07-17 21:30:51,417 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-17 21:30:51,417 WARN L170 areAnnotationChecker]: L140-2 has no Hoare annotation [2020-07-17 21:30:51,417 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtFINAL has no Hoare annotation [2020-07-17 21:30:51,417 WARN L170 areAnnotationChecker]: L472 has no Hoare annotation [2020-07-17 21:30:51,418 WARN L170 areAnnotationChecker]: L472 has no Hoare annotation [2020-07-17 21:30:51,418 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intEXIT has no Hoare annotation [2020-07-17 21:30:51,418 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-17 21:30:51,419 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-17 21:30:51,419 WARN L170 areAnnotationChecker]: getWaterLevelEXIT has no Hoare annotation [2020-07-17 21:30:51,419 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-17 21:30:51,419 WARN L170 areAnnotationChecker]: L182-1 has no Hoare annotation [2020-07-17 21:30:51,420 WARN L170 areAnnotationChecker]: timeShiftFINAL has no Hoare annotation [2020-07-17 21:30:51,420 WARN L170 areAnnotationChecker]: lowerWaterLevelEXIT has no Hoare annotation [2020-07-17 21:30:51,420 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-17 21:30:51,420 WARN L170 areAnnotationChecker]: L259-1 has no Hoare annotation [2020-07-17 21:30:51,421 WARN L170 areAnnotationChecker]: startSystemEXIT has no Hoare annotation [2020-07-17 21:30:51,421 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-17 21:30:51,421 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-17 21:30:51,422 WARN L170 areAnnotationChecker]: __automaton_failEXIT has no Hoare annotation [2020-07-17 21:30:51,422 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeFINAL has no Hoare annotation [2020-07-17 21:30:51,422 WARN L170 areAnnotationChecker]: L356 has no Hoare annotation [2020-07-17 21:30:51,422 WARN L170 areAnnotationChecker]: L356 has no Hoare annotation [2020-07-17 21:30:51,422 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetFINAL has no Hoare annotation [2020-07-17 21:30:51,422 WARN L170 areAnnotationChecker]: L413 has no Hoare annotation [2020-07-17 21:30:51,422 WARN L170 areAnnotationChecker]: L413 has no Hoare annotation [2020-07-17 21:30:51,422 WARN L170 areAnnotationChecker]: L257 has no Hoare annotation [2020-07-17 21:30:51,423 WARN L170 areAnnotationChecker]: L657 has no Hoare annotation [2020-07-17 21:30:51,423 WARN L170 areAnnotationChecker]: L657 has no Hoare annotation [2020-07-17 21:30:51,423 WARN L170 areAnnotationChecker]: L214 has no Hoare annotation [2020-07-17 21:30:51,423 WARN L170 areAnnotationChecker]: L214 has no Hoare annotation [2020-07-17 21:30:51,423 WARN L170 areAnnotationChecker]: stopSystemEXIT has no Hoare annotation [2020-07-17 21:30:51,423 WARN L170 areAnnotationChecker]: L659-1 has no Hoare annotation [2020-07-17 21:30:51,423 WARN L170 areAnnotationChecker]: L820 has no Hoare annotation [2020-07-17 21:30:51,423 WARN L170 areAnnotationChecker]: L820 has no Hoare annotation [2020-07-17 21:30:51,423 WARN L170 areAnnotationChecker]: L794 has no Hoare annotation [2020-07-17 21:30:51,423 WARN L170 areAnnotationChecker]: L794 has no Hoare annotation [2020-07-17 21:30:51,424 WARN L170 areAnnotationChecker]: L259-1 has no Hoare annotation [2020-07-17 21:30:51,424 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeFINAL has no Hoare annotation [2020-07-17 21:30:51,424 WARN L170 areAnnotationChecker]: isMethaneAlarmFINAL has no Hoare annotation [2020-07-17 21:30:51,424 WARN L170 areAnnotationChecker]: L720-1 has no Hoare annotation [2020-07-17 21:30:51,424 WARN L170 areAnnotationChecker]: processEnvironmentEXIT has no Hoare annotation [2020-07-17 21:30:51,424 WARN L170 areAnnotationChecker]: testFINAL has no Hoare annotation [2020-07-17 21:30:51,424 WARN L170 areAnnotationChecker]: L866 has no Hoare annotation [2020-07-17 21:30:51,424 WARN L170 areAnnotationChecker]: __utac__get_this_argFINAL has no Hoare annotation [2020-07-17 21:30:51,424 WARN L170 areAnnotationChecker]: printEnvironmentFINAL has no Hoare annotation [2020-07-17 21:30:51,424 WARN L170 areAnnotationChecker]: L489 has no Hoare annotation [2020-07-17 21:30:51,425 WARN L170 areAnnotationChecker]: L489 has no Hoare annotation [2020-07-17 21:30:51,425 WARN L170 areAnnotationChecker]: L426-1 has no Hoare annotation [2020-07-17 21:30:51,425 WARN L170 areAnnotationChecker]: L222 has no Hoare annotation [2020-07-17 21:30:51,425 WARN L170 areAnnotationChecker]: L222 has no Hoare annotation [2020-07-17 21:30:51,425 WARN L170 areAnnotationChecker]: L884-1 has no Hoare annotation [2020-07-17 21:30:51,425 WARN L170 areAnnotationChecker]: L187 has no Hoare annotation [2020-07-17 21:30:51,425 WARN L170 areAnnotationChecker]: timeShiftFINAL has no Hoare annotation [2020-07-17 21:30:51,426 WARN L170 areAnnotationChecker]: L218 has no Hoare annotation [2020-07-17 21:30:51,426 WARN L170 areAnnotationChecker]: L218 has no Hoare annotation [2020-07-17 21:30:51,426 WARN L170 areAnnotationChecker]: L874-1 has no Hoare annotation [2020-07-17 21:30:51,426 WARN L170 areAnnotationChecker]: L657-1 has no Hoare annotation [2020-07-17 21:30:51,427 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeEXIT has no Hoare annotation [2020-07-17 21:30:51,427 WARN L170 areAnnotationChecker]: L356-1 has no Hoare annotation [2020-07-17 21:30:51,427 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-17 21:30:51,427 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-17 21:30:51,427 WARN L170 areAnnotationChecker]: L413-1 has no Hoare annotation [2020-07-17 21:30:51,427 WARN L170 areAnnotationChecker]: L259 has no Hoare annotation [2020-07-17 21:30:51,427 WARN L170 areAnnotationChecker]: L259 has no Hoare annotation [2020-07-17 21:30:51,427 WARN L170 areAnnotationChecker]: L659-1 has no Hoare annotation [2020-07-17 21:30:51,427 WARN L170 areAnnotationChecker]: L215 has no Hoare annotation [2020-07-17 21:30:51,428 WARN L170 areAnnotationChecker]: L215 has no Hoare annotation [2020-07-17 21:30:51,428 WARN L170 areAnnotationChecker]: L661 has no Hoare annotation [2020-07-17 21:30:51,428 WARN L170 areAnnotationChecker]: L661 has no Hoare annotation [2020-07-17 21:30:51,428 WARN L170 areAnnotationChecker]: L820-2 has no Hoare annotation [2020-07-17 21:30:51,428 WARN L170 areAnnotationChecker]: L794-2 has no Hoare annotation [2020-07-17 21:30:51,428 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-17 21:30:51,428 WARN L170 areAnnotationChecker]: L722 has no Hoare annotation [2020-07-17 21:30:51,428 WARN L170 areAnnotationChecker]: L722 has no Hoare annotation [2020-07-17 21:30:51,428 WARN L170 areAnnotationChecker]: testEXIT has no Hoare annotation [2020-07-17 21:30:51,428 WARN L170 areAnnotationChecker]: L874 has no Hoare annotation [2020-07-17 21:30:51,429 WARN L170 areAnnotationChecker]: L874 has no Hoare annotation [2020-07-17 21:30:51,429 WARN L170 areAnnotationChecker]: printEnvironmentEXIT has no Hoare annotation [2020-07-17 21:30:51,429 WARN L170 areAnnotationChecker]: L492-2 has no Hoare annotation [2020-07-17 21:30:51,429 WARN L170 areAnnotationChecker]: L492-2 has no Hoare annotation [2020-07-17 21:30:51,429 WARN L170 areAnnotationChecker]: L492-2 has no Hoare annotation [2020-07-17 21:30:51,429 WARN L170 areAnnotationChecker]: L531 has no Hoare annotation [2020-07-17 21:30:51,429 WARN L170 areAnnotationChecker]: L531 has no Hoare annotation [2020-07-17 21:30:51,429 WARN L170 areAnnotationChecker]: L223 has no Hoare annotation [2020-07-17 21:30:51,429 WARN L170 areAnnotationChecker]: L223 has no Hoare annotation [2020-07-17 21:30:51,429 WARN L170 areAnnotationChecker]: L894 has no Hoare annotation [2020-07-17 21:30:51,429 WARN L170 areAnnotationChecker]: L894 has no Hoare annotation [2020-07-17 21:30:51,430 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-17 21:30:51,430 WARN L170 areAnnotationChecker]: L187 has no Hoare annotation [2020-07-17 21:30:51,430 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:30:51,430 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:30:51,430 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:30:51,430 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:30:51,431 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:30:51,431 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:30:51,431 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:30:51,431 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:30:51,431 WARN L170 areAnnotationChecker]: L219 has no Hoare annotation [2020-07-17 21:30:51,431 WARN L170 areAnnotationChecker]: L219 has no Hoare annotation [2020-07-17 21:30:51,431 WARN L170 areAnnotationChecker]: L884 has no Hoare annotation [2020-07-17 21:30:51,431 WARN L170 areAnnotationChecker]: L884 has no Hoare annotation [2020-07-17 21:30:51,431 WARN L170 areAnnotationChecker]: __utac_acc__Specification4_spec__1EXIT has no Hoare annotation [2020-07-17 21:30:51,431 WARN L170 areAnnotationChecker]: L508-1 has no Hoare annotation [2020-07-17 21:30:51,432 WARN L170 areAnnotationChecker]: L524-1 has no Hoare annotation [2020-07-17 21:30:51,432 WARN L170 areAnnotationChecker]: L426 has no Hoare annotation [2020-07-17 21:30:51,432 WARN L170 areAnnotationChecker]: L426 has no Hoare annotation [2020-07-17 21:30:51,432 WARN L170 areAnnotationChecker]: L216 has no Hoare annotation [2020-07-17 21:30:51,432 WARN L170 areAnnotationChecker]: L216 has no Hoare annotation [2020-07-17 21:30:51,432 WARN L170 areAnnotationChecker]: L657-1 has no Hoare annotation [2020-07-17 21:30:51,432 WARN L170 areAnnotationChecker]: isLowWaterLevelFINAL has no Hoare annotation [2020-07-17 21:30:51,432 WARN L170 areAnnotationChecker]: L805 has no Hoare annotation [2020-07-17 21:30:51,432 WARN L170 areAnnotationChecker]: L805 has no Hoare annotation [2020-07-17 21:30:51,432 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-17 21:30:51,433 WARN L170 areAnnotationChecker]: L733-1 has no Hoare annotation [2020-07-17 21:30:51,433 WARN L170 areAnnotationChecker]: L733-1 has no Hoare annotation [2020-07-17 21:30:51,433 WARN L170 areAnnotationChecker]: L874-1 has no Hoare annotation [2020-07-17 21:30:51,434 WARN L170 areAnnotationChecker]: L805-1 has no Hoare annotation [2020-07-17 21:30:51,434 WARN L170 areAnnotationChecker]: L513 has no Hoare annotation [2020-07-17 21:30:51,434 WARN L170 areAnnotationChecker]: L493 has no Hoare annotation [2020-07-17 21:30:51,434 WARN L170 areAnnotationChecker]: L493 has no Hoare annotation [2020-07-17 21:30:51,434 WARN L170 areAnnotationChecker]: L532 has no Hoare annotation [2020-07-17 21:30:51,434 WARN L170 areAnnotationChecker]: L532 has no Hoare annotation [2020-07-17 21:30:51,434 WARN L170 areAnnotationChecker]: L224 has no Hoare annotation [2020-07-17 21:30:51,435 WARN L170 areAnnotationChecker]: L224 has no Hoare annotation [2020-07-17 21:30:51,436 WARN L170 areAnnotationChecker]: L902 has no Hoare annotation [2020-07-17 21:30:51,436 WARN L170 areAnnotationChecker]: L902 has no Hoare annotation [2020-07-17 21:30:51,436 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-17 21:30:51,436 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-17 21:30:51,436 WARN L170 areAnnotationChecker]: L190 has no Hoare annotation [2020-07-17 21:30:51,436 WARN L170 areAnnotationChecker]: L190 has no Hoare annotation [2020-07-17 21:30:51,436 WARN L170 areAnnotationChecker]: L220 has no Hoare annotation [2020-07-17 21:30:51,436 WARN L170 areAnnotationChecker]: L220 has no Hoare annotation [2020-07-17 21:30:51,436 WARN L170 areAnnotationChecker]: L197 has no Hoare annotation [2020-07-17 21:30:51,436 WARN L170 areAnnotationChecker]: L884-1 has no Hoare annotation [2020-07-17 21:30:51,438 WARN L170 areAnnotationChecker]: L217 has no Hoare annotation [2020-07-17 21:30:51,439 WARN L170 areAnnotationChecker]: L217 has no Hoare annotation [2020-07-17 21:30:51,439 WARN L170 areAnnotationChecker]: isLowWaterLevelEXIT has no Hoare annotation [2020-07-17 21:30:51,439 WARN L170 areAnnotationChecker]: printPumpFINAL has no Hoare annotation [2020-07-17 21:30:51,439 WARN L170 areAnnotationChecker]: L524 has no Hoare annotation [2020-07-17 21:30:51,439 WARN L170 areAnnotationChecker]: L524 has no Hoare annotation [2020-07-17 21:30:51,439 WARN L170 areAnnotationChecker]: L494 has no Hoare annotation [2020-07-17 21:30:51,439 WARN L170 areAnnotationChecker]: L225 has no Hoare annotation [2020-07-17 21:30:51,439 WARN L170 areAnnotationChecker]: L225 has no Hoare annotation [2020-07-17 21:30:51,440 WARN L170 areAnnotationChecker]: Specification2FINAL has no Hoare annotation [2020-07-17 21:30:51,440 WARN L170 areAnnotationChecker]: L197 has no Hoare annotation [2020-07-17 21:30:51,446 WARN L170 areAnnotationChecker]: L221 has no Hoare annotation [2020-07-17 21:30:51,447 WARN L170 areAnnotationChecker]: L221 has no Hoare annotation [2020-07-17 21:30:51,447 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:30:51,447 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:30:51,447 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:30:51,447 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:30:51,447 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:30:51,447 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:30:51,447 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:30:51,447 WARN L170 areAnnotationChecker]: L508 has no Hoare annotation [2020-07-17 21:30:51,448 WARN L170 areAnnotationChecker]: L508 has no Hoare annotation [2020-07-17 21:30:51,448 INFO L163 areAnnotationChecker]: CFG has 39 edges. 39 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-17 21:30:51,464 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.07 09:30:51 BoogieIcfgContainer [2020-07-17 21:30:51,465 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-17 21:30:51,467 INFO L168 Benchmark]: Toolchain (without parser) took 118871.14 ms. Allocated memory was 143.7 MB in the beginning and 890.2 MB in the end (delta: 746.6 MB). Free memory was 101.1 MB in the beginning and 821.8 MB in the end (delta: -720.7 MB). Peak memory consumption was 25.9 MB. Max. memory is 7.1 GB. [2020-07-17 21:30:51,467 INFO L168 Benchmark]: CDTParser took 0.52 ms. Allocated memory is still 143.7 MB. Free memory was 119.9 MB in the beginning and 119.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-17 21:30:51,468 INFO L168 Benchmark]: CACSL2BoogieTranslator took 734.61 ms. Allocated memory was 143.7 MB in the beginning and 199.8 MB in the end (delta: 56.1 MB). Free memory was 100.8 MB in the beginning and 167.7 MB in the end (delta: -66.9 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. [2020-07-17 21:30:51,469 INFO L168 Benchmark]: Boogie Preprocessor took 105.27 ms. Allocated memory is still 199.8 MB. Free memory was 167.7 MB in the beginning and 161.9 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 7.1 GB. [2020-07-17 21:30:51,470 INFO L168 Benchmark]: RCFGBuilder took 1660.72 ms. Allocated memory was 199.8 MB in the beginning and 230.2 MB in the end (delta: 30.4 MB). Free memory was 161.9 MB in the beginning and 94.7 MB in the end (delta: 67.3 MB). Peak memory consumption was 97.7 MB. Max. memory is 7.1 GB. [2020-07-17 21:30:51,470 INFO L168 Benchmark]: TraceAbstraction took 116364.96 ms. Allocated memory was 230.2 MB in the beginning and 890.2 MB in the end (delta: 660.1 MB). Free memory was 94.7 MB in the beginning and 821.8 MB in the end (delta: -727.1 MB). There was no memory consumed. Max. memory is 7.1 GB. [2020-07-17 21:30:51,473 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.52 ms. Allocated memory is still 143.7 MB. Free memory was 119.9 MB in the beginning and 119.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 734.61 ms. Allocated memory was 143.7 MB in the beginning and 199.8 MB in the end (delta: 56.1 MB). Free memory was 100.8 MB in the beginning and 167.7 MB in the end (delta: -66.9 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 105.27 ms. Allocated memory is still 199.8 MB. Free memory was 167.7 MB in the beginning and 161.9 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1660.72 ms. Allocated memory was 199.8 MB in the beginning and 230.2 MB in the end (delta: 30.4 MB). Free memory was 161.9 MB in the beginning and 94.7 MB in the end (delta: 67.3 MB). Peak memory consumption was 97.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 116364.96 ms. Allocated memory was 230.2 MB in the beginning and 890.2 MB in the end (delta: 660.1 MB). Free memory was 94.7 MB in the beginning and 821.8 MB in the end (delta: -727.1 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 643]: 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: 864]: Loop Invariant Derived loop invariant: (((!(0 == \old(pumpRunning)) || !(1 == \old(systemActive))) || ((2 <= waterLevel && 0 == splverifierCounter) && 0 == pumpRunning)) || !(1 == \old(waterLevel))) || ((0 == splverifierCounter && 0 == pumpRunning) && 1 == waterLevel) - InvariantResult [Line: 863]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(1 == \old(systemActive))) || !(1 == \old(waterLevel)) - InvariantResult [Line: 186]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 176]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 224 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 100.7s, OverallIterations: 6, TraceHistogramMax: 2, AutomataDifference: 80.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 15.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 606 SDtfs, 1248 SDslu, 603 SDs, 0 SdLazy, 2980 SolverSat, 851 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 19.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 270 GetRequests, 203 SyntacticMatches, 1 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 167 ImplicationChecksByTransitivity, 9.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=594occurred 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: 15.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 284 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 54 LocationsWithAnnotation, 644 PreInvPairs, 712 NumberOfFragments, 1068 HoareAnnotationTreeSize, 644 FomulaSimplifications, 173988 FormulaSimplificationTreeSizeReduction, 3.6s HoareSimplificationTime, 54 FomulaSimplificationsInter, 21934 FormulaSimplificationTreeSizeReductionInter, 10.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 3.7s InterpolantComputationTime, 441 NumberOfCodeBlocks, 441 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 434 ConstructedInterpolants, 0 QuantifiedInterpolants, 124526 SizeOfPredicates, 3 NumberOfNonLiveVariables, 758 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 7 InterpolantComputations, 5 PerfectInterpolantSequences, 39/48 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...